Alert archive / Montana / Winter Storm Warnings in 2009
Winter Storm Warning 21, NWS Missoula, MT
NWS Missoula, MT issued this winter storm warning at Dec 11, 2009, 1:30 PM MST for 10 counties in Montana; Clearwater County, Idaho County, Idaho. It took effect at Dec 12, 2009, 11:00 AM MST. It was in force for 51 hr. 50 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Dec 11, 2009, 1:30 PM MST (20:30 UTC)
- In effect from
- Dec 12, 2009, 11:00 AM MST
- Expired
- Dec 14, 2009, 2:03 PM MST
- In force
- 51 hr
- Issued by
- NWS Missoula, MT
Counties Clearwater County, ID, Idaho County, ID, Deer Lodge County, MT, Flathead County, MT, Granite County, MT, Lake County, MT, Mineral County, MT, Missoula County, MT, Powell County, MT, Ravalli County, MT, Sanders County, MT, Silver Bow County, MT
The radar
The Missoula radar (KMSX), 29 km from the middle of the area, began a volume at 20:30 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Dec 12, 10:00 PM MST | HEAVY SNOW 7 | 2 N Kalispell, MT | 6.8 INCHES OF SNOW SINCE 9AM. |
| Dec 12, 10:38 PM MST | BLIZZARD | 3 Nne Kalispell, MT | THE FIREHALL PERSONNEL AT GLACIER PARK INTERNATIONAL AIRPORT REPORTED GROUND BLIZZARD WITH 7 INCHES OF NEW SNOW FOR THE DAY. THIS IS AN ESTIMATE FOR THE AIRPORT AS THE WINDS HAVE BEEN BLOWING ALL DAY. HOWEVER 7 INCHES WAS MEASURED ON THE NORTH END OF TOWN. |
| Dec 13, 5:00 AM MST | HEAVY SNOW 8 | 13 N Gibbonsville, MT | LOST TRAIL POWDER MOUNTAIN SKI AREA REPORTED 8 INCHES NEW SNOW IN PAST 24 HOURS |
| Dec 13, 5:30 AM MST | HEAVY SNOW 7 | Missoula, MT | SOUTH END OF TOWN RECEIVED 7 INCHES OF NEW SNOW OVERNIGHT |
| Dec 13, 5:35 AM MST | HEAVY SNOW 6 | Missoula, MT | PUBLIC CALL TO REPORT 6 INCHES OF NEW SNOW IN THE ROSAURES PARKING LOT |
| Dec 13, 5:40 AM MST | HEAVY SNOW 0 | Missoula, MT | CALLED TO REPORT 7 INCHES OF SNOW AT HIS HOUSE. ALSO NOTED ON HIS DRIVE HOME ON INTERSTATE 90 FROM MILE MARKER 101 TO MILE MARKER 104 HE EXPERIENCE STRONG NORTHEAST WINDS OF 20 TO 25 MPH WITH BLOWING SNOW OVER THE ROADWAY. HE ALSO REPORTED SUSTAINED EAST WINDS |
| Dec 13, 5:40 AM MST | HEAVY SNOW 7 | Missoula, MT | CALLED TO REPORT 7 INCHES OF SNOW AT HIS HOUSE. ALSO NOTED ON HIS DRIVE HOME ON INTERSTATE 90 FROM MILE MARKER 101 TO MILE MARKER 104 HE EXPERIENCE STRONG NORTHEAST WINDS OF 20 TO 25 MPH WITH BLOWING SNOW OVER THE ROADWAY. HE ALSO REPORTED SUSTAINED EAST WINDS |
| Dec 13, 6:10 AM MST | HEAVY SNOW 6 | Lolo, MT | |
| Dec 13, 7:00 AM MST | HEAVY SNOW 8 | 2 Nne Greenough, MT | COCORAHS OBSERVER |
| Dec 13, 7:15 AM MST | HEAVY SNOW 9 | 1 Wnw Columbia Falls, MT | TRAINED SPOTTER REPORTED 9 INCHES OF SNOWFALL OVER PAST 24 HOURS WITH 8 INCHES ON THE GROUND |
| Dec 13, 7:22 AM MST | HEAVY SNOW 7 | 2 Ssw Missoula, MT | |
| Dec 13, 7:26 AM MST | HEAVY SNOW 10 | 5 N Bigfork, MT | TRAINED SPOTTER REPORTED 6 INCHES OF SNOW AS OF 11 PM AND AN ADDITIONAL 4 INCHES OVERNIGHT |
| Dec 13, 7:53 AM MST | HEAVY SNOW 12 | Powell, ID | IDAHO DEPT OF TRANSPORTATION REPORTED 9 TO 12 INCHES IN POWELL OVER THE PAST 12 HOURS |
| Dec 13, 7:53 AM MST | HEAVY SNOW 14 | Kooskia, ID | IDAHO DEPT OF TRANSPORTATION REPORTED 14 INCHES IN KOOSKIA OVER THE PAST 24 HOURS |
| Dec 13, 7:53 AM MST | HEAVY SNOW 16 | 25 Ssw Powell, ID | IDAHO DEPT OF TRANSPORTATION REPORTED 12 TO 16 INCHES ALONG HIGHWAY 12 IN THE BALD MOUNTAIN AREA OVER THE PAST 12 HOURS |
| Dec 13, 7:59 AM MST | HEAVY SNOW 12 | Whitefish, MT | |
| Dec 13, 8:00 AM MST | HEAVY SNOW 8 | 10 Sw Kalispell, MT | COCORAHS OBSERVER |
| Dec 13, 8:00 AM MST | HEAVY SNOW 10 | Pierce, ID | |
| Dec 13, 8:00 AM MST | HEAVY SNOW 14 | 2 N Elk City, ID | |
| Dec 13, 8:00 AM MST | HEAVY SNOW 15 | Swan Lake, MT | |
| Dec 13, 8:12 AM MST | HEAVY SNOW 7 | 1 N Florence, MT | TRAINED SPOTTER REPORTED 7 INCHES IN 12 HOURS |
| Dec 13, 8:37 AM MST | HEAVY SNOW 12 | Weippe, ID | |
| Dec 13, 9:23 AM MST | HEAVY SNOW 8 | 6 Nw Kalispell, MT | TRAINED SPOTTER REPORTED 8 INCHES OVER PAST 12 TO 24 HOURS |
| Dec 13, 9:25 AM MST | HEAVY SNOW 12 | Clinton, MT | PUBLIC REPORTED 12 INCHES IN CLINTON WITH WHITEOUT CONDITIONS ALONG INTERSTATE 90 FROM CLINTON THROUGH HELLGATE CANYON NEAR MISSOULA |
| Dec 13, 10:29 AM MST | HEAVY SNOW 8 | Kila, MT | TRAINED SPOTTER REPORTED 8 INCHES OVER PAST 24 HOURS |
| Dec 13, 11:05 AM MST | HEAVY SNOW 8 | 3 E Lolo, MT | TRAINED SPOTTER REPORTED 8 INCHES OVER PAST 24 HOURS |
| Dec 13, 11:32 AM MST | HEAVY SNOW 14 | Essex, MT | TRAINED SPOTTER REPORTED AN ESTIMATED 14 INCHES AT THE IZAAK WALTON INN WITH LARGER SNOW AMOUNTS ON THEIR HIGHER ELEVATION TRAILS |
| Dec 13, 11:35 AM MST | HEAVY SNOW 13 | West Glacier, MT | GLACIER NATIONAL PARK EMPLOYEE REPORTED 10 TO 13 INCHES OVER PAST 24 HOURS AT PARK HEADQUARTERS AND VARIOUS SPOTS AROUND THE PARK. A PARK RANGER MEASURED 16 INCHES AT LOGAN CREEK CABIN. |
| Dec 13, 12:29 PM MST | HEAVY SNOW 12 | Pierce, ID | PUBLIC REPORT FROM THE PIERCE MINI MART OF 12 INCHES OVER THE PAST 24 HOURS |
| Dec 13, 12:56 PM MST | HEAVY SNOW 18 | 6 E Ovando, MT | TRAINED SPOTTER REPORTED 18 INCHES SINCE 4 PM ON DECEMBER 12 |
| Dec 13, 1:15 PM MST | HEAVY SNOW 13 | Elk City, ID | TRAINED SPOTTER REPORTED 13 INCHES SINCE MIDNIGHT PST |
| Dec 13, 1:29 PM MST | HEAVY SNOW 10 | 13 Nnw Kooskia, ID | TRAINED SPOTTER AT 7 N KAMIAH REPORTED AN ESTIMATED 10 INCHES OVER THE PAST 24 HOURS |
| Dec 13, 1:46 PM MST | HEAVY SNOW 10 | 6 Sw Lolo Hot Springs, MT | TRAINED SPOTTER REPORTED 8 TO 10 INCHES AT THE LOLO PASS VISITOR CENTER OVER THE PAST 24 HOURS |
| Dec 14, 6:20 AM MST | HEAVY SNOW 12 | 1 Wnw Columbia Falls, MT | COCORAHS REPORT OVER PAST 48 HOURS |
| Dec 14, 7:00 AM MST | HEAVY SNOW 9 | 28 Ssw Libby, MT | COCORAHS REPORT OVER PAST 48 HOURS |
| Dec 14, 7:00 AM MST | HEAVY SNOW 9 | 9 Nnw Noxon, MT | COCORAHS REPORT OVER PAST 48 HOURS |
| Dec 14, 7:00 AM MST | HEAVY SNOW 11 | Ne Pierce, ID | 48 HOUR SNOTEL SNOWFALL STORM TOTAL AT SHANGHAI SUMMIT |
| Dec 14, 7:00 AM MST | HEAVY SNOW 16 | E Pierce, ID | 48 HOUR SNOTEL SNOWFALL STORM TOTAL AT HEMLOCK BUTTE |
| Dec 14, 7:33 AM MST | HEAVY SNOW 12 | 5 Nw Clinton, MT | NWS EMPLOYEE REPORTED 12 INCHES SNOW IN 12 HOURS FROM THE EVENING OF DECEMBER 12 THROUGH THE MORNING OF DECEMBER 13 |
| Dec 14, 7:40 AM MST | HEAVY SNOW 8 | 3 Ene Bigfork, MT | COCORAHS REPORT OVER PAST 48 HOURS |
| Dec 14, 8:00 AM MST | HEAVY SNOW 10 | 10 Sw Kalispell, MT | COCORAHS REPORT OVER PAST 48 HOURS |
| Dec 14, 8:00 AM MST | HEAVY SNOW 10.5 | 8 S Columbia Falls, MT | COCORAHS REPORT OVER PAST 48 HOURS |
| Dec 14, 8:00 AM MST | HEAVY SNOW 13 | Pierce, ID | 48 HOUR SNOWFALL STORM TOTAL |
| Dec 14, 8:00 AM MST | HEAVY SNOW 20 | Swan Lake, MT | 48 HOUR SNOWFALL STORM TOTAL |
| Dec 14, 8:30 AM MST | HEAVY SNOW 10 | 3 Sw Ovando, MT | COCORAHS REPORT OVER PAST 48 HOURS |
| Dec 14, 8:30 AM MST | HEAVY SNOW 10 | Dixie Coop Dxei1, ID | 48 HOUR SNOWFALL STORM TOTAL |
| Dec 14, 8:40 AM MST | HEAVY SNOW 8 | Avon, MT | 48 HOUR SNOWFALL STORM TOTAL |
| Dec 14, 10:00 AM MST | HEAVY SNOW 16 | 3 Sw Weippe, ID | TRAINED SPOTTER REPORTED 16 INCHES OF NEW SNOW OVER THE PAST 36 HOURS |
| Dec 14, 10:33 AM MST | HEAVY SNOW 12 | 4 N Seeley Lake, MT | TRAINED SPOTTER REPORTED 12 INCHES NEW SNOW OVER PAST 24 HOURS |
| Dec 14, 10:51 AM MST | HEAVY SNOW 9 | Seeley Lake, MT | 36 HOUR SNOWFALL STORM TOTAL |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Spokane, WA (KOTX), launched 12:00Z, 8.5 hours before the alert went out and 198 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1519 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 251 m²/s²
- 0-3 km storm-relative helicity
- 307 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS45 KMSO 112030 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 130 PM MST FRI DEC 11 2009 ...SIGNIFICANT SNOW ACCUMULATIONS LIKELY OVER THE CLEARWATER MOUNTAINS OF IDAHO AND THE WEST GLACIER REGION OF MONTANA BEGINNING SATURDAY INTO MONDAY... .HEAVY SNOW IS LIKELY IN THE CLEARWATER MOUNTAINS OF IDAHO AND THE WEST GLACIER REGION OF MONTANA AS SNOW INCREASES OVER THESE AREAS DURING THE DAY SATURDAY. AS COLD CANADIAN AIR SPILLS OVER THE CONTINENTAL DIVIDE SATURDAY NIGHT...POOR VISIBILITY IN BLOWING SNOW WITH LOCAL WHITE-OUT CONDITIONS ARE EXPECTED FROM THE WEST GLACIER REGION TO THE NORTHERN FLATHEAD VALLEY AS WELL AS OVER MCDONALD PASS. SOME UNCERTAINTY STILL EXISTS OF WHAT AREAS IN THE LOWER VALLEYS WILL SEE HEAVY SNOW...BUT ALL AREAS IN NORTH CENTRAL IDAHO AND WESTERN MONTANA SHOULD SEE LIGHT TO MODERATE SNOW ACCUMULATIONS SATURDAY NIGHT INTO MONDAY. IDZ005-006-120600- /O.UPG.KMSO.WS.A.0014.091212T1800Z-091214T0600Z/ /O.NEW.KMSO.WS.W.0021.091212T1800Z-091215T0000Z/ NORTHERN CLEARWATER MOUNTAINS-SOUTHERN CLEARWATER MOUNTAINS- 1230 PM PST FRI DEC 11 2009 ...WINTER STORM WARNING IN EFFECT FROM 10 AM SATURDAY TO 4 PM PST MONDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 10 AM SATURDAY TO 4 PM PST MONDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS WILL CREATE DIFFICULT TRAVEL CONDITIONS STARTING SATURDAY MID DAY AND CONTINUING THROUGH MONDAY. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 7 TO 12 INCHES IN THE LOWER ELEVATIONS WITH 15 TO 22 INCHES ARE EXPECTED FROM SATURDAY AFTERNOON THROUGH MONDAY. * LOCATIONS IMPACTED INCLUDE...ELK RIVER...HIGHWAY 11 PIERCE TO HEADQUARTERS...PIERCE...DIXIE...ELK CITY...HIGHWAY 12 LOWELL TO LOLO PASS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... BLOWING SNOW...OR ICE ACCUMULATIONS ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ MTZ002-120600- /O.UPG.KMSO.WS.A.0014.091212T1800Z-091214T0600Z/ /O.NEW.KMSO.WS.W.0021.091212T1800Z-091214T1200Z/ WEST GLACIER REGION- 130 PM MST FRI DEC 11 2009 ...WINTER STORM WARNING IN EFFECT FROM 11 AM SATURDAY TO 5 AM MST MONDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 11 AM SATURDAY TO 5 AM MST MONDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * IMPACTS/TIMING: PERIODS OF HEAVY SNOW WITH STRONG GUSTY WINDS WILL CREATE DIFFICULT TRAVEL CONDITIONS STARTING SATURDAY CONTINUING THROUGH SUNDAY NIGHT. THE STRONGEST WINDS WILL DEVELOP SATURDAY NIGHT INTO SUNDAY MORNING. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 12-22 INCHES WITH LOCAL HIGHER AMOUNTS IN THE HIGH TERRAIN BY MONDAY MORNING. * WINDS: EAST WINDS OF 15 TO 30 MPH WITH HIGHER GUSTS TO 40 MPH WILL DEVELOP SATURDAY NIGHT AND CONTINUING SUNDAY. THE STRONGEST WINDS WILL BE FROM WEST GLACIER TO BAD ROCK CANYON...CREATING LOCAL WHITE-OUT CONDITIONS FROM BLOWING SNOW. DANGEROUS WIND CHILLS ARE ALSO EXPECTED IN THE 15 TO 30 BELOW ZERO RANGE. * LOCATIONS IMPACTED INCLUDE...BAD ROCK CANYON...ESSEX...HIGHWAY 83 BIGFORK TO SWAN LAKE...MARIAS PASS...POLEBRIDGE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... BLOWING SNOW...OR ICE ACCUMULATIONS ARE EXPECTED OR OCCURRING. STRONG WINDS AND DANGEROUS WIND CHILLS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ MTZ006-120600- /O.NEW.KMSO.WS.W.0021.091213T0000Z-091215T0000Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 130 PM MST FRI DEC 11 2009 ...WINTER STORM WARNING IN EFFECT FROM 5 PM SATURDAY TO 5 PM MST MONDAY FOR LOLO PASS... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 5 PM SATURDAY TO 5 PM MST MONDAY. * IMPACTS/TIMING: PERIODS OF HEAVY SNOW WILL DEVELOP LATE SATURDAY AND CONTINUE INTO MONDAY...CREATING SLICK AND ICY CONDITIONS OVER LOLO PASS. * SNOW ACCUMULATIONS: SNOW ACCUMULATIONS OF 12 TO 17 INCHES ARE EXPECTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... BLOWING SNOW...OR ICE ACCUMULATIONS ARE EXPECTED OR OCCURRING. STRONG WINDS AND DANGEROUS WIND CHILLS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ MTZ003-120600- /O.EXB.KMSO.WS.A.0014.091213T0000Z-091214T1200Z/ FLATHEAD/MISSION VALLEYS- 130 PM MST FRI DEC 11 2009 ...WINTER STORM WATCH IN EFFECT FROM SATURDAY AFTERNOON THROUGH LATE SUNDAY NIGHT... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WATCH...WHICH IS IN EFFECT FROM SATURDAY AFTERNOON THROUGH LATE SUNDAY NIGHT. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS AND GUSTY WINDS MAY CREATE DIFFICULT TRAVEL CONDITIONS STARTING LATE SATURDAY CONTINUING THROUGH SUNDAY NIGHT. LOCAL WHITE-OUT CONDITIONS ARE POSSIBLE IN THE NORTHERN FLATHEAD VALLEY SATURDAY NIGHT INTO SUNDAY FROM A COMBINATION OF SNOW AND BLOWING SNOW. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 8-12 INCHES ARE POSSIBLE BY EARLY MONDAY MORNING. * WINDS: NORTHEAST WINDS OF 15 TO 30 MPH WITH GUSTS TO 40 MPH WILL DEVELOP SATURDAY NIGHT AND CONTINUING SUNDAY. WINDS COULD CAUSE BLOWING SNOW... REDUCED VISIBILITIES AND DRIFTING OF SNOW. * LOCATIONS IMPACTED INCLUDE...FLATHEAD AND MISSION VALLEYS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ MTZ007-120600- /O.EXB.KMSO.WS.A.0014.091213T0600Z-091215T0000Z/ BUTTE/BLACKFOOT REGION- 130 PM MST FRI DEC 11 2009 ...WINTER STORM WATCH IN EFFECT FROM SATURDAY EVENING THROUGH MONDAY AFTERNOON FROM THE HIGHWAY 12 CORRIDOR NORTHWARD... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WATCH...WHICH IS IN EFFECT FROM SATURDAY EVENING THROUGH MONDAY AFTERNOON. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS AND GUSTY WINDS MAY CREATE DIFFICULT TRAVEL CONDITIONS STARTING SATURDAY EVENING AND CONTINUING THROUGH MONDAY. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 12-22 INCHES WITH LOCAL HIGHER AMOUNTS IN THE HIGH TERRAIN BY LATE SUNDAY. * WINDS: EAST WINDS OF 15 TO 30 MPH WITH GUSTS TO 40 MPH WILL DEVELOP SATURDAY NIGHT AND CONTINUING SUNDAY. WINDS COULD CAUSE BLOWING SNOW... REDUCED VISIBILITIES AND LOCAL WHITE-OUT CONDITIONS OVER MCDONALD PASS. * LOCATIONS IMPACTED INCLUDE...THE HIGHWAY CORRIDOR FROM GARRISON TO MCDONALD PASS...HELMVILLE...OVANDO. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ MTZ004-120600- /O.EXT.KMSO.WS.A.0014.091213T0600Z-091215T0000Z/ LOWER CLARK FORK REGION- 130 PM MST FRI DEC 11 2009 ...WINTER STORM WATCH NOW IN EFFECT FROM SATURDAY EVENING THROUGH MONDAY AFTERNOON... THE WINTER STORM WATCH IS NOW IN EFFECT FROM SATURDAY EVENING THROUGH MONDAY AFTERNOON. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS MAY CREATE DIFFICULT TRAVEL CONDITIONS STARTING SATURDAY EVENING AND CONTINUING THROUGH MONDAY AFTERNOON. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 6 TO 8 INCHES IN THE VALLEYS AND UP TO 12 INCHES OVER THE HIGH TERRAIN BY MONDAY. * LOCATIONS IMPACTED INCLUDE...LOOKOUT PASS...THOMPSON FALLS...SUPERIOR...EVARO HILL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ MTZ043-120600- /O.EXT.KMSO.WS.A.0014.091213T0300Z-091215T0000Z/ POTOMAC/SEELEY LAKE REGION- 130 PM MST FRI DEC 11 2009 ...WINTER STORM WATCH NOW IN EFFECT FROM SATURDAY EVENING THROUGH MONDAY AFTERNOON... THE WINTER STORM WATCH IS NOW IN EFFECT FROM SATURDAY EVENING THROUGH MONDAY AFTERNOON. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS AND LOCAL GUSTY WINDS MAY CREATE DIFFICULT TRAVEL CONDITIONS STARTING SATURDAY EVENING AND CONTINUING THROUGH MONDAY AFTERNOON. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 12-22 INCHES WITH LOCAL HIGHER AMOUNTS IN THE HIGH TERRAIN BY MONDAY. * WINDS: EAST WINDS OF 15 TO 30 MPH WILL MAINLY IMPACT THE HIGHWAY 200 CORRIDOR FROM CLEARWATER JUNCTION TO POTOMAC SATURDAY NIGHT AND CONTINUING SUNDAY. WINDS COULD CAUSE BLOWING SNOW... REDUCED VISIBILITIES AND DRIFTING OF SNOW. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 200 BONNER TO GREENOUGH...HIGHWAY 83 SEELEY LAKE TO CONDON...I-90 BONNER TO BEARMOUTH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$
15 follow-up statements
000 WWUS45 KMSO 120444 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 944 PM MST FRI DEC 11 2009 ...SIGNIFICANT SNOW ACCUMULATIONS LIKELY OVER THE CLEARWATER MOUNTAINS OF IDAHO AND THE WEST GLACIER REGION OF MONTANA BEGINNING SATURDAY INTO MONDAY... .HEAVY SNOW IS LIKELY IN THE CLEARWATER MOUNTAINS OF IDAHO AND THE WEST GLACIER REGION OF MONTANA AS SNOW INCREASES OVER THESE AREAS DURING THE DAY SATURDAY. AS COLD CANADIAN AIR SPILLS OVER THE CONTINENTAL DIVIDE SATURDAY NIGHT...POOR VISIBILITY IN BLOWING SNOW WITH LOCAL WHITE-OUT CONDITIONS ARE EXPECTED FROM THE WEST GLACIER REGION TO THE NORTHERN FLATHEAD VALLEY AS WELL AS OVER MACDONALD PASS. SOME UNCERTAINTY STILL EXISTS OF WHAT AREAS IN THE LOWER VALLEYS WILL SEE HEAVY SNOW...BUT ALL AREAS IN NORTH CENTRAL IDAHO AND WESTERN MONTANA SHOULD SEE LIGHT TO MODERATE SNOW ACCUMULATIONS SATURDAY NIGHT INTO MONDAY. IDZ005-006-121200- /O.CON.KMSO.WS.W.0021.091212T1800Z-091215T0000Z/ NORTHERN CLEARWATER MOUNTAINS-SOUTHERN CLEARWATER MOUNTAINS- 844 PM PST FRI DEC 11 2009 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 10 AM SATURDAY TO 4 PM PST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM 10 AM SATURDAY TO 4 PM PST MONDAY. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS WILL CREATE DIFFICULT TRAVEL CONDITIONS STARTING SATURDAY MID DAY AND CONTINUING THROUGH MONDAY. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 7 TO 12 INCHES IN THE LOWER ELEVATIONS WITH 15 TO 22 INCHES ARE EXPECTED FROM SATURDAY AFTERNOON THROUGH MONDAY. * LOCATIONS IMPACTED INCLUDE...ELK RIVER...HIGHWAY 11 PIERCE TO HEADQUARTERS...PIERCE...DIXIE...ELK CITY...HIGHWAY 12 LOWELL TO LOLO PASS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL VERY HAZARDOUS. && $$ MTZ002-121200- /O.CON.KMSO.WS.W.0021.091212T1800Z-091214T1200Z/ WEST GLACIER REGION- 944 PM MST FRI DEC 11 2009 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 11 AM SATURDAY TO 5 AM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM 11 AM SATURDAY TO 5 AM MST MONDAY. * IMPACTS/TIMING: PERIODS OF HEAVY SNOW WITH STRONG GUSTY WINDS WILL CREATE DIFFICULT TRAVEL CONDITIONS STARTING SATURDAY CONTINUING THROUGH SUNDAY NIGHT. THE STRONGEST WINDS WILL DEVELOP SATURDAY NIGHT INTO SUNDAY MORNING. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 12-22 INCHES WITH LOCAL HIGHER AMOUNTS IN THE HIGH TERRAIN BY MONDAY MORNING. * WINDS: EAST WINDS OF 15 TO 30 MPH WITH HIGHER GUSTS TO 40 MPH WILL DEVELOP SATURDAY NIGHT AND CONTINUE SUNDAY. THE STRONGEST WINDS WILL BE FROM WEST GLACIER TO BAD ROCK CANYON... CREATING LOCAL WHITE-OUT CONDITIONS FROM BLOWING SNOW. DANGEROUS WIND CHILLS ARE ALSO EXPECTED IN THE 15 TO 30 BELOW ZERO RANGE. * LOCATIONS IMPACTED INCLUDE...BAD ROCK CANYON...ESSEX...HIGHWAY 83 BIGFORK TO SWAN LAKE...MARIAS PASS...POLEBRIDGE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...AND BLOWING SNOW...ARE EXPECTED OR OCCURRING. STRONG WINDS AND DANGEROUS WIND CHILLS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS. && $$ MTZ006-121200- /O.CON.KMSO.WS.W.0021.091213T0000Z-091215T0000Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 944 PM MST FRI DEC 11 2009 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 PM SATURDAY TO 5 PM MST MONDAY FOR...LOLO PASS... A WINTER STORM WARNING REMAINS IN EFFECT FROM 5 PM SATURDAY TO 5 PM MST MONDAY. * IMPACTS/TIMING: PERIODS OF HEAVY SNOW WILL DEVELOP LATE SATURDAY AND CONTINUE INTO MONDAY...CREATING SLICK AND ICY CONDITIONS OVER LOLO PASS. * SNOW ACCUMULATIONS: SNOW ACCUMULATIONS OF 12 TO 17 INCHES ARE EXPECTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... BLOWING SNOW...OR ICE ACCUMULATIONS ARE EXPECTED. STRONG WINDS AND DANGEROUS WIND CHILLS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS. && $$ MTZ003-121200- /O.CON.KMSO.WS.A.0014.091213T0000Z-091214T1200Z/ FLATHEAD/MISSION VALLEYS- 944 PM MST FRI DEC 11 2009 ...WINTER STORM WATCH REMAINS IN EFFECT FROM SATURDAY AFTERNOON THROUGH LATE SUNDAY NIGHT... A WINTER STORM WATCH REMAINS IN EFFECT FROM SATURDAY AFTERNOON THROUGH LATE SUNDAY NIGHT. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS AND GUSTY WINDS MAY CREATE DIFFICULT TRAVEL CONDITIONS STARTING LATE SATURDAY CONTINUING THROUGH SUNDAY NIGHT. LOCAL WHITE-OUT CONDITIONS ARE POSSIBLE IN THE NORTHERN FLATHEAD VALLEY SATURDAY NIGHT INTO SUNDAY FROM A COMBINATION OF SNOW AND BLOWING SNOW. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 8-12 INCHES ARE POSSIBLE BY EARLY MONDAY MORNING. * WINDS: NORTHEAST WINDS OF 15 TO 30 MPH WITH GUSTS TO 40 MPH WILL DEVELOP SATURDAY NIGHT AND CONTINUE SUNDAY. WINDS COULD CAUSE BLOWING SNOW... REDUCED VISIBILITIES AND DRIFTING OF SNOW. * LOCATIONS IMPACTED INCLUDE...FLATHEAD AND MISSION VALLEYS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ MTZ004-121200- /O.CON.KMSO.WS.A.0014.091213T0600Z-091215T0000Z/ LOWER CLARK FORK REGION- 944 PM MST FRI DEC 11 2009 ...WINTER STORM WATCH REMAINS IN EFFECT FROM SATURDAY EVENING THROUGH MONDAY AFTERNOON... A WINTER STORM WATCH REMAINS IN EFFECT FROM SATURDAY EVENING THROUGH MONDAY AFTERNOON. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS MAY CREATE DIFFICULT TRAVEL CONDITIONS STARTING SATURDAY EVENING AND CONTINUING THROUGH MONDAY AFTERNOON. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 6 TO 8 INCHES IN THE VALLEYS AND UP TO 12 INCHES OVER THE HIGH TERRAIN BY MONDAY. * LOCATIONS IMPACTED INCLUDE...LOOKOUT PASS...THOMPSON FALLS... SUPERIOR...EVARO HILL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ MTZ043-121200- /O.CON.KMSO.WS.A.0014.091213T0300Z-091215T0000Z/ POTOMAC/SEELEY LAKE REGION- 944 PM MST FRI DEC 11 2009 ...WINTER STORM WATCH REMAINS IN EFFECT FROM SATURDAY EVENING THROUGH MONDAY AFTERNOON... A WINTER STORM WATCH REMAINS IN EFFECT FROM SATURDAY EVENING THROUGH MONDAY AFTERNOON. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS AND LOCAL GUSTY WINDS MAY CREATE DIFFICULT TRAVEL CONDITIONS STARTING SATURDAY EVENING AND CONTINUING THROUGH MONDAY AFTERNOON. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 12-22 INCHES WITH LOCAL HIGHER AMOUNTS IN THE HIGH TERRAIN BY MONDAY. * WINDS: EAST WINDS OF 15 TO 30 MPH WILL MAINLY IMPACT THE HIGHWAY 200 CORRIDOR FROM CLEARWATER JUNCTION TO POTOMAC SATURDAY NIGHT AND CONTINUING SUNDAY. WINDS COULD CAUSE BLOWING SNOW... REDUCED VISIBILITIES AND DRIFTING OF SNOW. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 200 BONNER TO GREENOUGH... HIGHWAY 83 SEELEY LAKE TO CONDON...I-90 BONNER TO BEARMOUTH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ MTZ007-121200- /O.CON.KMSO.WS.A.0014.091213T0600Z-091215T0000Z/ BUTTE/BLACKFOOT REGION- 944 PM MST FRI DEC 11 2009 ...WINTER STORM WATCH REMAINS IN EFFECT FROM SATURDAY EVENING THROUGH MONDAY AFTERNOON FROM THE HIGHWAY 12 CORRIDOR NORTHWARD... A WINTER STORM WATCH REMAINS IN EFFECT FROM SATURDAY EVENING THROUGH MONDAY AFTERNOON. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS AND GUSTY WINDS MAY CREATE DIFFICULT TRAVEL CONDITIONS STARTING SATURDAY EVENING AND CONTINUING THROUGH MONDAY. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 12-22 INCHES WITH LOCAL HIGHER AMOUNTS IN THE HIGH TERRAIN BY LATE SUNDAY. * WINDS: EAST WINDS OF 15 TO 30 MPH WITH GUSTS TO 40 MPH WILL DEVELOP SATURDAY NIGHT AND CONTINUING SUNDAY. WINDS COULD CAUSE BLOWING SNOW... REDUCED VISIBILITIES AND LOCAL WHITE-OUT CONDITIONS OVER MCDONALD PASS. * LOCATIONS IMPACTED INCLUDE...THE HIGHWAY CORRIDOR FROM GARRISON TO MCDONALD PASS...HELMVILLE...OVANDO. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$
000 WWUS45 KMSO 121106 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 406 AM MST SAT DEC 12 2009 .A SET OF STRONG AND CONTRASTING AIR MASSES WILL CONVERGE UPON MONTANA AND IDAHO THROUGH THE NEXT 48 HOURS TO PRODUCE AN OPTIMAL SITUATION FOR WIDESPREAD HEAVY SNOWFALL ACROSS MUCH OF THE AREA. AS COLD CANADIAN ARCTIC AIR SPILLS OVER THE CONTINENTAL DIVIDE TONIGHT...POOR VISIBILITY IN BLOWING SNOW WITH LOCAL WHITE OUT CONDITIONS ARE EXPECTED THROUGH PORTIONS OF THE WEST GLACIER REGION THROUGH THE NORTHERN FLATHEAD VALLEYS AS WELL AS OVER MACDONALD PASS. MTZ043-121915- /O.UPG.KMSO.WS.A.0014.091213T0300Z-091215T0000Z/ /O.EXB.KMSO.WS.W.0021.091213T0300Z-091215T0000Z/ POTOMAC/SEELEY LAKE REGION- 406 AM MST SAT DEC 12 2009 ...WINTER STORM WARNING IN EFFECT FROM 8 PM THIS EVENING TO 5 PM MST MONDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 8 PM THIS EVENING TO 5 PM MST MONDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS AND LOCAL GUSTY WINDS WILL CREATE DIFFICULT TRAVEL CONDITIONS STARTING THIS EVENING AND CONTINUING THROUGH MONDAY AFTERNOON. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 12-22 INCHES WITH LOCAL HIGHER AMOUNTS IN THE HIGH TERRAIN BY MONDAY. * WINDS: EAST WINDS OF 10 TO 15 MPH GUSTING TO 30 MPH WILL MAINLY IMPACT THE HIGHWAY 200 CORRIDOR FROM CLEARWATER JUNCTION TO POTOMAC TONIGHT THROUGH SUNDAY AFTERNOON. WINDS COULD CAUSE BLOWING SNOW...REDUCED VISIBILITIES AND DRIFTING OF SNOW. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 200 BONNER TO GREENOUGH... HIGHWAY 83 SEELEY LAKE TO CONDON...I-90 BONNER TO BEARMOUTH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... WITH LOCAL BLOWING SNOW ARE EXPECTED. LOCALLY STRONG WINDS AND DANGEROUS WIND CHILLS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ MTZ003-121915- /O.UPG.KMSO.WS.A.0014.091213T0000Z-091214T1200Z/ /O.EXB.KMSO.WS.W.0021.091213T0000Z-091214T1200Z/ FLATHEAD/MISSION VALLEYS- 406 AM MST SAT DEC 12 2009 ...WINTER STORM WARNING IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 AM MST MONDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WARNING FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 AM MST MONDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS AND GUSTY WINDS WILL CREATE DIFFICULT TRAVEL CONDITIONS STARTING LATE SATURDAY CONTINUING THROUGH SUNDAY NIGHT. LOCAL WHITE-OUT CONDITIONS ARE EXPECTED IN THE NORTHERN FLATHEAD VALLEY...ESPECIALLY ALONG US-2 ENTERING BADROCK CANYON BEGINNING TONIGHT AND CONTINUING THROUGH SUNDAY FROM A COMBINATION OF SNOW AND BLOWING SNOW. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 6-10 INCHES ARE POSSIBLE BY EARLY MONDAY MORNING. * WINDS: NORTHEAST WINDS OF 15 TO 25 MPH WITH GUSTS TO 40 MPH WILL DEVELOP SATURDAY NIGHT AND CONTINUE THROUGH SUNDAY. WINDS WILL LIKELY CAUSE BLOWING SNOW...REDUCED VISIBILITIES AND DRIFTING OF SNOW. * LOCATIONS IMPACTED INCLUDE...FLATHEAD AND MISSION VALLEYS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND BLOWING SNOW ARE EXPECTED. STRONG WINDS AND DANGEROUS WIND CHILLS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ MTZ004-121915- /O.UPG.KMSO.WS.A.0014.091213T0600Z-091215T0000Z/ /O.EXB.KMSO.WS.W.0021.091213T0600Z-091215T0000Z/ LOWER CLARK FORK REGION- 406 AM MST SAT DEC 12 2009 ...WINTER STORM WARNING IN EFFECT FROM 11 PM THIS EVENING TO 5 PM MST MONDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 11 PM THIS EVENING TO 5 PM MST MONDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS WILL CREATE DIFFICULT TRAVEL CONDITIONS STARTING SATURDAY EVENING AND CONTINUING THROUGH MONDAY AFTERNOON. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 6 TO 12 INCHES IN THE VALLEYS AND UP TO 16 INCHES OVER THE HIGH TERRAIN BY MONDAY. * LOCATIONS IMPACTED INCLUDE...LOOKOUT PASS...THOMPSON FALLS... SUPERIOR...EVARO HILL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ MTZ007-121915- /O.UPG.KMSO.WS.A.0014.091213T0600Z-091215T0000Z/ /O.EXB.KMSO.WS.W.0021.091213T0600Z-091215T0000Z/ BUTTE/BLACKFOOT REGION- 406 AM MST SAT DEC 12 2009 ...WINTER STORM WARNING IN EFFECT FROM 11 PM THIS EVENING TO 5 PM MST MONDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 11 PM THIS EVENING TO 5 PM MST MONDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS AND GUSTY WINDS WILL CREATE DIFFICULT TRAVEL CONDITIONS STARTING THIS EVENING AND CONTINUING THROUGH MONDAY. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 8-12 INCHES WITH LOCAL HIGHER AMOUNTS IN THE HIGH TERRAIN BY LATE SUNDAY. * WINDS: EAST WINDS OF 15 TO 25 MPH WITH GUSTS TO 35 MPH WILL DEVELOP OVERNIGHT AND CONTINUE THROUGH SUNDAY. WINDS COULD CAUSE BLOWING SNOW...REDUCED VISIBILITIES AND LOCAL WHITE-OUT CONDITIONS OVER MCDONALD PASS. * LOCATIONS IMPACTED INCLUDE...THE HIGHWAY CORRIDOR FROM GARRISON TO MCDONALD PASS...HELMVILLE...OVANDO. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... AND BLOWING SNOW ARE EXPECTED. STRONG WINDS AND DANGEROUS WIND CHILLS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ MTZ005-121915- /O.EXB.KMSO.WS.W.0021.091213T0000Z-091214T0000Z/ MISSOULA/BITTERROOT VALLEYS- 406 AM MST SAT DEC 12 2009 ...WINTER STORM WARNING IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 PM MST SUNDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 PM MST SUNDAY. * IMPACTS/TIMING: LIGHT SNOWFALL WILL BEGIN THIS AFTERNOON AND GRADUALLY BECOME MORE INTENSE OVERNIGHT. PERIODS OF HEAVY SNOWFALL CAN BE EXPECTED BY SUNDAY MORNING...CREATING DIFFICULT DRIVING CONDITIONS. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 8 TO 12 INCHES ARE EXPECTED...ESPECIALLY IN THE MISSOULA AND NORTHERN BITTERROOT VALLEYS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS. && $$ IDZ005-006-121915- /O.CON.KMSO.WS.W.0021.091212T1800Z-091215T0000Z/ NORTHERN CLEARWATER MOUNTAINS-SOUTHERN CLEARWATER MOUNTAINS- 306 AM PST SAT DEC 12 2009 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 4 PM PST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 4 PM PST MONDAY. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS WILL CREATE DIFFICULT TRAVEL CONDITIONS STARTING SATURDAY MID DAY AND CONTINUING THROUGH MONDAY. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 7 TO 15 INCHES IN THE LOWER ELEVATIONS WITH 15 TO 25 INCHES IN THE MOUNTAINS ARE EXPECTED FROM SATURDAY AFTERNOON THROUGH MONDAY. * LOCATIONS IMPACTED INCLUDE...ELK RIVER...HIGHWAY 11 PIERCE TO HEADQUARTERS...PIERCE...DIXIE...ELK CITY...HIGHWAY 12 LOWELL TO LOLO PASS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL VERY HAZARDOUS. && $$ MTZ002-121915- /O.CON.KMSO.WS.W.0021.091212T1800Z-091214T1200Z/ WEST GLACIER REGION- 406 AM MST SAT DEC 12 2009 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 5 AM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 5 AM MST MONDAY. * IMPACTS/TIMING: PERIODS OF HEAVY SNOW WITH STRONG GUSTY WINDS WILL CREATE DIFFICULT TRAVEL CONDITIONS STARTING THIS EVENING AND CONTINUING THROUGH SUNDAY NIGHT. THE STRONGEST WINDS WILL DEVELOP TONIGHT AND LAST THROUGH SUNDAY MORNING. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 8-16 INCHES WITH LOCAL HIGHER AMOUNTS IN THE HIGH TERRAIN BY MONDAY MORNING. * WINDS: EAST WINDS OF 15 TO 30 MPH WITH HIGHER GUSTS TO 40 MPH WILL DEVELOP SATURDAY NIGHT AND CONTINUE SUNDAY. THE STRONGEST WINDS WILL BE FROM WEST GLACIER TO BAD ROCK CANYON...CREATING LOCAL WHITE-OUT CONDITIONS FROM BLOWING SNOW. DANGEROUS WIND CHILLS ARE ALSO EXPECTED IN THE 15 TO 30 BELOW ZERO RANGE. * LOCATIONS IMPACTED INCLUDE...BAD ROCK CANYON...ESSEX...HIGHWAY 83 BIGFORK TO SWAN LAKE...MARIAS PASS...POLEBRIDGE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...AND BLOWING SNOW...ARE EXPECTED. STRONG WINDS AND DANGEROUS WIND CHILLS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS. && $$ MTZ006-121915- /O.CON.KMSO.WS.W.0021.091213T0000Z-091215T0000Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 406 AM MST SAT DEC 12 2009 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 PM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 PM MST MONDAY. * IMPACTS/TIMING: PERIODS OF HEAVY SNOW WILL DEVELOP LATE SATURDAY AND CONTINUE INTO MONDAY...CREATING SLICK AND ICY CONDITIONS ESPECIALLY OVER LOLO PASS. * SNOW ACCUMULATIONS: SNOW ACCUMULATIONS OF 12 TO 20 INCHES ARE EXPECTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS. && $$ MTZ001-121915- /O.NEW.KMSO.WW.Y.0070.091213T0600Z-091213T1800Z/ KOOTENAI/CABINET REGION- 406 AM MST SAT DEC 12 2009 ...WINTER WEATHER ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO 11 AM MST SUNDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 11 PM THIS EVENING TO 11 AM MST SUNDAY. * IMPACTS/TIMING: LIGHT TO MODERATE SNOWFALL COMBINED WITH GUSTY WINDS WILL CREATE PERIODS OF REDUCED VISIBILITY IN SNOW AND BLOWING SNOW TONIGHT. * SNOW ACCUMULATIONS: 3 TO 5 INCHES OF LIGHT...FLUFFY SNOWFALL ARE EXPECTED OVERNIGHT. * WIND SPEEDS: 10 TO 20 MPH WITH GUSTS TO 35 MPH AT TIMES WILL CREATE PERIODS OF REDUCED VISIBILITY IN BLOWING SNOW. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 2 KALISPELL TO LIBBY... HIGHWAY 37 EUREKA TO LIBBY...HIGHWAY 56 BULL LAKE ROAD... HIGHWAY 93 EUREKA TO WHITEFISH PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW AND BLOWING SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ IDZ007-121915- /O.NEW.KMSO.WS.A.0015.091213T0600Z-091214T0600Z/ OROFINO/GRANGEVILLE REGION- 306 AM PST SAT DEC 12 2009 ...WINTER STORM WATCH IN EFFECT FROM THIS EVENING THROUGH SUNDAY EVENING... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WATCH...WHICH IS IN EFFECT FROM THIS EVENING THROUGH SUNDAY EVENING. * IMPACTS/TIMING: MODERATE TO HEAVY SNOWFALL IS BECOMING INCREASINGLY POSSIBLE WHICH MAY CREATE DIFFICULT DRIVING CONDITIONS. * SNOW ACCUMULATIONS: 8 TO 10 INCHES OF SNOWFALL ARE POSSIBLE BEGINNING LATE TONIGHT THROUGH SUNDAY EVENING. * LOCATIONS IMPACTED INCLUDE...CAMAS PRAIRIE...GRANGEVILLE AND VICINITY...GREER GRADE...HIGHWAY 12 OROFINO TO KOOSKIA PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ DICKERSON
000 WWUS45 KMSO 121139 CCA WSWMSO URGENT - WINTER WEATHER MESSAGE...CORRECTED NATIONAL WEATHER SERVICE MISSOULA MT 429 AM MST SAT DEC 12 2009 .A SET OF STRONG AND CONTRASTING AIR MASSES WILL CONVERGE UPON MONTANA AND IDAHO THROUGH THE NEXT 48 HOURS TO PRODUCE AN OPTIMAL SITUATION FOR WIDESPREAD HEAVY SNOWFALL ACROSS MUCH OF THE AREA. AS COLD CANADIAN ARCTIC AIR SPILLS OVER THE CONTINENTAL DIVIDE TONIGHT...POOR VISIBILITY IN BLOWING SNOW WITH LOCAL WHITE OUT CONDITIONS ARE EXPECTED THROUGH PORTIONS OF THE WEST GLACIER REGION THROUGH THE NORTHERN FLATHEAD VALLEYS AS WELL AS OVER MACDONALD PASS. MTZ043-121945- /O.UPG.KMSO.WS.A.0014.091213T0300Z-091215T0000Z/ /O.EXB.KMSO.WS.W.0021.091213T0300Z-091215T0000Z/ POTOMAC/SEELEY LAKE REGION- 429 AM MST SAT DEC 12 2009 ...WINTER STORM WARNING IN EFFECT FROM 8 PM THIS EVENING TO 5 PM MST MONDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 8 PM THIS EVENING TO 5 PM MST MONDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS AND LOCAL GUSTY WINDS WILL CREATE DIFFICULT TRAVEL CONDITIONS STARTING THIS EVENING AND CONTINUING THROUGH MONDAY AFTERNOON. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 12-22 INCHES WITH LOCAL HIGHER AMOUNTS IN THE HIGH TERRAIN BY MONDAY. * WINDS: EAST WINDS OF 10 TO 15 MPH GUSTING TO 30 MPH WILL MAINLY IMPACT THE HIGHWAY 200 CORRIDOR FROM CLEARWATER JUNCTION TO POTOMAC TONIGHT THROUGH SUNDAY AFTERNOON. WINDS COULD CAUSE BLOWING SNOW...REDUCED VISIBILITIES AND DRIFTING OF SNOW. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 200 BONNER TO GREENOUGH... HIGHWAY 83 SEELEY LAKE TO CONDON...I-90 BONNER TO BEARMOUTH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... WITH LOCAL BLOWING SNOW ARE EXPECTED. LOCALLY STRONG WINDS AND DANGEROUS WIND CHILLS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ MTZ003-121945- /O.UPG.KMSO.WS.A.0014.091213T0000Z-091214T1200Z/ /O.COR.KMSO.WS.W.0021.091213T0000Z-091214T1200Z/ FLATHEAD/MISSION VALLEYS- 429 AM MST SAT DEC 12 2009 ...WINTER STORM WARNING IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 AM MST MONDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WARNING FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 AM MST MONDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS AND GUSTY WINDS WILL CREATE DIFFICULT TRAVEL CONDITIONS STARTING LATE SATURDAY CONTINUING THROUGH SUNDAY NIGHT. LOCAL WHITE-OUT CONDITIONS ARE EXPECTED IN THE NORTHERN FLATHEAD VALLEY...ESPECIALLY ALONG US-2 ENTERING BADROCK CANYON BEGINNING TONIGHT AND CONTINUING THROUGH SUNDAY FROM A COMBINATION OF SNOW AND BLOWING SNOW. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 6-10 INCHES ARE EXPECTED BY EARLY MONDAY MORNING. * WINDS: NORTHEAST WINDS OF 15 TO 25 MPH WITH GUSTS TO 40 MPH WILL DEVELOP SATURDAY NIGHT AND CONTINUE THROUGH SUNDAY. WINDS WILL LIKELY CAUSE BLOWING SNOW...REDUCED VISIBILITIES AND DRIFTING OF SNOW. * LOCATIONS IMPACTED INCLUDE...FLATHEAD AND MISSION VALLEYS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND BLOWING SNOW ARE EXPECTED. STRONG WINDS AND DANGEROUS WIND CHILLS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ MTZ004-121945- /O.UPG.KMSO.WS.A.0014.091213T0600Z-091215T0000Z/ /O.EXB.KMSO.WS.W.0021.091213T0600Z-091215T0000Z/ LOWER CLARK FORK REGION- 429 AM MST SAT DEC 12 2009 ...WINTER STORM WARNING IN EFFECT FROM 11 PM THIS EVENING TO 5 PM MST MONDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 11 PM THIS EVENING TO 5 PM MST MONDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS WILL CREATE DIFFICULT TRAVEL CONDITIONS STARTING SATURDAY EVENING AND CONTINUING THROUGH MONDAY AFTERNOON. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 6 TO 12 INCHES IN THE VALLEYS AND UP TO 16 INCHES OVER THE HIGH TERRAIN BY MONDAY. * LOCATIONS IMPACTED INCLUDE...LOOKOUT PASS...THOMPSON FALLS... SUPERIOR...EVARO HILL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ MTZ007-121945- /O.UPG.KMSO.WS.A.0014.091213T0600Z-091215T0000Z/ /O.EXB.KMSO.WS.W.0021.091213T0600Z-091215T0000Z/ BUTTE/BLACKFOOT REGION- 429 AM MST SAT DEC 12 2009 ...WINTER STORM WARNING IN EFFECT FROM 11 PM THIS EVENING TO 5 PM MST MONDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 11 PM THIS EVENING TO 5 PM MST MONDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS AND GUSTY WINDS WILL CREATE DIFFICULT TRAVEL CONDITIONS STARTING THIS EVENING AND CONTINUING THROUGH MONDAY. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 8-12 INCHES WITH LOCAL HIGHER AMOUNTS IN THE HIGH TERRAIN BY LATE SUNDAY. * WINDS: EAST WINDS OF 15 TO 25 MPH WITH GUSTS TO 35 MPH WILL DEVELOP OVERNIGHT AND CONTINUE THROUGH SUNDAY. WINDS COULD CAUSE BLOWING SNOW...REDUCED VISIBILITIES AND LOCAL WHITE-OUT CONDITIONS OVER MCDONALD PASS. * LOCATIONS IMPACTED INCLUDE...THE HIGHWAY CORRIDOR FROM GARRISON TO MCDONALD PASS...HELMVILLE...OVANDO. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... AND BLOWING SNOW ARE EXPECTED. STRONG WINDS AND DANGEROUS WIND CHILLS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ MTZ005-121945- /O.EXB.KMSO.WS.W.0021.091213T0000Z-091214T0000Z/ MISSOULA/BITTERROOT VALLEYS- 429 AM MST SAT DEC 12 2009 ...WINTER STORM WARNING IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 PM MST SUNDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 PM MST SUNDAY. * IMPACTS/TIMING: LIGHT SNOWFALL WILL BEGIN THIS AFTERNOON AND GRADUALLY BECOME MORE INTENSE OVERNIGHT. PERIODS OF HEAVY SNOWFALL CAN BE EXPECTED BY SUNDAY MORNING...CREATING DIFFICULT DRIVING CONDITIONS. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 8 TO 12 INCHES ARE EXPECTED...ESPECIALLY IN THE MISSOULA AND NORTHERN BITTERROOT VALLEYS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS. && $$ IDZ005-006-121945- /O.CON.KMSO.WS.W.0021.091212T1800Z-091215T0000Z/ NORTHERN CLEARWATER MOUNTAINS-SOUTHERN CLEARWATER MOUNTAINS- 329 AM PST SAT DEC 12 2009 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 4 PM PST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 4 PM PST MONDAY. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS WILL CREATE DIFFICULT TRAVEL CONDITIONS STARTING SATURDAY MID DAY AND CONTINUING THROUGH MONDAY. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 7 TO 15 INCHES IN THE LOWER ELEVATIONS WITH 15 TO 25 INCHES IN THE MOUNTAINS ARE EXPECTED FROM SATURDAY AFTERNOON THROUGH MONDAY. * LOCATIONS IMPACTED INCLUDE...ELK RIVER...HIGHWAY 11 PIERCE TO HEADQUARTERS...PIERCE...DIXIE...ELK CITY...HIGHWAY 12 LOWELL TO LOLO PASS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL VERY HAZARDOUS. && $$ MTZ002-121945- /O.CON.KMSO.WS.W.0021.091212T1800Z-091214T1200Z/ WEST GLACIER REGION- 429 AM MST SAT DEC 12 2009 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 5 AM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 5 AM MST MONDAY. * IMPACTS/TIMING: PERIODS OF HEAVY SNOW WITH STRONG GUSTY WINDS WILL CREATE DIFFICULT TRAVEL CONDITIONS STARTING THIS EVENING AND CONTINUING THROUGH SUNDAY NIGHT. THE STRONGEST WINDS WILL DEVELOP TONIGHT AND LAST THROUGH SUNDAY MORNING. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 8-16 INCHES WITH LOCAL HIGHER AMOUNTS IN THE HIGH TERRAIN BY MONDAY MORNING. * WINDS: EAST WINDS OF 15 TO 30 MPH WITH HIGHER GUSTS TO 40 MPH WILL DEVELOP SATURDAY NIGHT AND CONTINUE SUNDAY. THE STRONGEST WINDS WILL BE FROM WEST GLACIER TO BAD ROCK CANYON...CREATING LOCAL WHITE-OUT CONDITIONS FROM BLOWING SNOW. DANGEROUS WIND CHILLS ARE ALSO EXPECTED IN THE 15 TO 30 BELOW ZERO RANGE. * LOCATIONS IMPACTED INCLUDE...BAD ROCK CANYON...ESSEX...HIGHWAY 83 BIGFORK TO SWAN LAKE...MARIAS PASS...POLEBRIDGE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...AND BLOWING SNOW...ARE EXPECTED. STRONG WINDS AND DANGEROUS WIND CHILLS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS. && $$ MTZ006-121945- /O.CON.KMSO.WS.W.0021.091213T0000Z-091215T0000Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 429 AM MST SAT DEC 12 2009 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 PM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 PM MST MONDAY. * IMPACTS/TIMING: PERIODS OF HEAVY SNOW WILL DEVELOP LATE SATURDAY AND CONTINUE INTO MONDAY...CREATING SLICK AND ICY CONDITIONS ESPECIALLY OVER LOLO PASS. * SNOW ACCUMULATIONS: SNOW ACCUMULATIONS OF 12 TO 20 INCHES ARE EXPECTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS. && $$ MTZ001-121945- /O.NEW.KMSO.WW.Y.0070.091213T0600Z-091213T1800Z/ KOOTENAI/CABINET REGION- 429 AM MST SAT DEC 12 2009 ...WINTER WEATHER ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO 11 AM MST SUNDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 11 PM THIS EVENING TO 11 AM MST SUNDAY. * IMPACTS/TIMING: LIGHT TO MODERATE SNOWFALL COMBINED WITH GUSTY WINDS WILL CREATE PERIODS OF REDUCED VISIBILITY IN SNOW AND BLOWING SNOW TONIGHT. * SNOW ACCUMULATIONS: 3 TO 5 INCHES OF LIGHT...FLUFFY SNOWFALL ARE EXPECTED OVERNIGHT. * WIND SPEEDS: 10 TO 20 MPH WITH GUSTS TO 35 MPH AT TIMES WILL CREATE PERIODS OF REDUCED VISIBILITY IN BLOWING SNOW. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 2 KALISPELL TO LIBBY... HIGHWAY 37 EUREKA TO LIBBY...HIGHWAY 56 BULL LAKE ROAD... HIGHWAY 93 EUREKA TO WHITEFISH PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW AND BLOWING SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ IDZ007-121945- /O.NEW.KMSO.WS.A.0015.091213T0600Z-091214T0600Z/ OROFINO/GRANGEVILLE REGION- 329 AM PST SAT DEC 12 2009 ...WINTER STORM WATCH IN EFFECT FROM THIS EVENING THROUGH SUNDAY EVENING... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WATCH...WHICH IS IN EFFECT FROM THIS EVENING THROUGH SUNDAY EVENING. * IMPACTS/TIMING: MODERATE TO HEAVY SNOWFALL IS BECOMING INCREASINGLY POSSIBLE WHICH MAY CREATE DIFFICULT DRIVING CONDITIONS. * SNOW ACCUMULATIONS: 8 TO 10 INCHES OF SNOWFALL ARE POSSIBLE BEGINNING LATE TONIGHT THROUGH SUNDAY EVENING. * LOCATIONS IMPACTED INCLUDE...CAMAS PRAIRIE...GRANGEVILLE AND VICINITY...GREER GRADE...HIGHWAY 12 OROFINO TO KOOSKIA PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ DICKERSON
000 WWUS45 KMSO 121827 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 1127 AM MST SAT DEC 12 2009 .A SET OF STRONG AND CONTRASTING AIR MASSES WILL CONVERGE UPON MONTANA AND IDAHO THROUGH THE NEXT 48 HOURS TO PRODUCE WIDESPREAD HEAVY SNOWFALL ACROSS MUCH OF THE AREA. AS COLD CANADIAN ARCTIC AIR SPILLS OVER THE CONTINENTAL DIVIDE TONIGHT...POOR VISIBILITY IN BLOWING SNOW WITH LOCAL WHITE OUT CONDITIONS ARE EXPECTED THROUGH PORTIONS OF THE WEST GLACIER REGION AND NORTHERN FLATHEAD VALLEY AS WELL AS OVER MACDONALD PASS. MTZ005-130230- /O.CAN.KMSO.WS.W.0021.091213T0000Z-091214T0000Z/ /O.EXB.KMSO.WW.Y.0070.091213T0000Z-091214T0000Z/ MISSOULA/BITTERROOT VALLEYS- 1127 AM MST SAT DEC 12 2009 ...WINTER WEATHER ADVISORY IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 PM MST SUNDAY... ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 PM MST SUNDAY. THE WINTER STORM WARNING HAS BEEN CANCELLED. * IMPACTS/TIMING: MODERATE SNOWFALL WILL CREATE PERIODS OF REDUCED VISIBILITY TONIGHT THROUGH SUNDAY. * SNOW ACCUMULATIONS: 3 TO 6 INCHES...LOCALLY UP TO 8 INCHES ALONG THE BENCHES AND FOOTHILLS TONIGHT THROUGH SUNDAY. * LOCATIONS IMPACTED INCLUDE...MISSOULA AND BITTERROOT VALLEYS PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW AND BLOWING SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ IDZ007-130230- /O.UPG.KMSO.WS.A.0015.091213T0600Z-091214T0600Z/ /O.EXA.KMSO.WS.W.0021.091212T1800Z-091214T1200Z/ OROFINO/GRANGEVILLE REGION- 1027 AM PST SAT DEC 12 2009 ...WINTER STORM WARNING IN EFFECT UNTIL 4 AM PST MONDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT UNTIL 4 AM PST MONDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * IMPACTS/TIMING: MODERATE TO HEAVY SNOWFALL IS BECOMING INCREASINGLY POSSIBLE WHICH MAY CREATE DIFFICULT DRIVING CONDITIONS. * SNOW ACCUMULATIONS: 8 TO 12 INCHES OF NEW SNOW EARLY MONDAY MORNING. * LOCATIONS IMPACTED INCLUDE...GREER GRADE...HIGHWAY 12 OROFINO TO KOOSKIA PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW WITH BLOWING SNOW ARE EXPECTED OR OCCURRING. STRONG WINDS AND DANGEROUS WIND CHILLS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ MTZ043-130230- /O.EXT.KMSO.WS.W.0021.091213T0000Z-091215T0000Z/ POTOMAC/SEELEY LAKE REGION- 1127 AM MST SAT DEC 12 2009 ...WINTER STORM WARNING NOW IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 PM MST MONDAY... THE WINTER STORM WARNING IS NOW IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 PM MST MONDAY. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS AND LOCAL GUSTY WINDS WILL CREATE DIFFICULT TRAVEL CONDITIONS STARTING THIS EVENING AND CONTINUING THROUGH MONDAY AFTERNOON. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 12-22 INCHES WITH LOCAL HIGHER AMOUNTS IN THE HIGH TERRAIN BY MONDAY. * WINDS: EAST WINDS OF 10 TO 15 MPH GUSTING TO 30 MPH WILL MAINLY IMPACT THE HIGHWAY 200 CORRIDOR FROM CLEARWATER JUNCTION TO POTOMAC TONIGHT THROUGH SUNDAY AFTERNOON. WINDS COULD CAUSE BLOWING SNOW...REDUCED VISIBILITIES AND DRIFTING OF SNOW. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 200 BONNER TO GREENOUGH... HIGHWAY 83 SEELEY LAKE TO CONDON...I-90 BONNER TO BEARMOUTH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW WITH LOCAL BLOWING SNOW ARE EXPECTED. LOCALLY STRONG WINDS AND DANGEROUS WIND CHILLS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ MTZ004-130230- /O.EXT.KMSO.WS.W.0021.091213T0000Z-091215T0000Z/ LOWER CLARK FORK REGION- 1127 AM MST SAT DEC 12 2009 ...WINTER STORM WARNING NOW IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 PM MST MONDAY... THE WINTER STORM WARNING IS NOW IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 PM MST MONDAY. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS WILL CREATE DIFFICULT TRAVEL CONDITIONS STARTING SATURDAY EVENING AND CONTINUING THROUGH MONDAY AFTERNOON. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 6 TO 12 INCHES IN THE VALLEYS AND UP TO 16 INCHES OVER THE HIGH TERRAIN BY MONDAY. * LOCATIONS IMPACTED INCLUDE...LOOKOUT PASS...THOMPSON FALLS... SUPERIOR...EVARO HILL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ IDZ005-006-130230- /O.CON.KMSO.WS.W.0021.000000T0000Z-091215T0000Z/ NORTHERN CLEARWATER MOUNTAINS-SOUTHERN CLEARWATER MOUNTAINS- 1027 AM PST SAT DEC 12 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST MONDAY. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS WILL CREATE DIFFICULT TRAVEL CONDITIONS STARTING SATURDAY MID DAY AND CONTINUING THROUGH MONDAY. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 7 TO 15 INCHES IN THE LOWER ELEVATIONS WITH 15 TO 25 INCHES IN THE MOUNTAINS ARE EXPECTED FROM SATURDAY AFTERNOON THROUGH MONDAY. * LOCATIONS IMPACTED INCLUDE...ELK RIVER...HIGHWAY 11 PIERCE TO HEADQUARTERS...PIERCE...DIXIE...ELK CITY...HIGHWAY 12 LOWELL TO LOLO PASS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL VERY HAZARDOUS. && $$ MTZ002-130230- /O.CON.KMSO.WS.W.0021.000000T0000Z-091214T1200Z/ WEST GLACIER REGION- 1127 AM MST SAT DEC 12 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY. * IMPACTS/TIMING: PERIODS OF HEAVY SNOW WITH STRONG GUSTY WINDS WILL CREATE DIFFICULT TRAVEL CONDITIONS STARTING THIS EVENING AND CONTINUING THROUGH SUNDAY NIGHT. THE STRONGEST WINDS WILL DEVELOP TONIGHT AND LAST THROUGH SUNDAY MORNING. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 8-16 INCHES WITH LOCAL HIGHER AMOUNTS IN THE HIGH TERRAIN BY MONDAY MORNING. * WINDS: EAST WINDS OF 15 TO 30 MPH WITH HIGHER GUSTS TO 35 MPH WILL DEVELOP SATURDAY NIGHT AND CONTINUE SUNDAY. THE STRONGEST WINDS WILL BE FROM WEST GLACIER TO BAD ROCK CANYON...CREATING LOCAL WHITEOUT CONDITIONS FROM BLOWING SNOW. DANGEROUS WIND CHILLS ARE ALSO EXPECTED IN THE 15 TO 30 BELOW ZERO RANGE. * LOCATIONS IMPACTED INCLUDE...BAD ROCK CANYON...ESSEX...HIGHWAY 83 BIGFORK TO SWAN LAKE...MARIAS PASS...POLEBRIDGE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND BLOWING SNOW ARE EXPECTED. STRONG WINDS AND DANGEROUS WIND CHILLS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS. && $$ MTZ003-130230- /O.CON.KMSO.WS.W.0021.091213T0000Z-091214T1200Z/ FLATHEAD/MISSION VALLEYS- 1127 AM MST SAT DEC 12 2009 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 AM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 AM MST MONDAY. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS AND GUSTY WINDS WILL CREATE DIFFICULT TRAVEL CONDITIONS STARTING LATE SATURDAY CONTINUING THROUGH SUNDAY NIGHT. LOCAL WHITE-OUT CONDITIONS ARE EXPECTED IN THE NORTHERN FLATHEAD VALLEY...ESPECIALLY ALONG US-2 ENTERING BADROCK CANYON BEGINNING TONIGHT AND CONTINUING THROUGH SUNDAY FROM A COMBINATION OF SNOW AND BLOWING SNOW. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 6-10 INCHES ARE EXPECTED BY EARLY MONDAY MORNING. * WINDS: NORTHEAST WINDS OF 15 TO 25 MPH WITH GUSTS TO 35 MPH WILL DEVELOP SATURDAY NIGHT AND CONTINUE THROUGH SUNDAY. WINDS WILL LIKELY CAUSE BLOWING SNOW...REDUCED VISIBILITIES AND DRIFTING OF SNOW. * LOCATIONS IMPACTED INCLUDE...FLATHEAD AND MISSION VALLEYS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND BLOWING SNOW ARE EXPECTED OR OCCURRING. STRONG WINDS AND DANGEROUS WIND CHILLS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ MTZ006-130230- /O.CON.KMSO.WS.W.0021.091213T0000Z-091215T0000Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 1127 AM MST SAT DEC 12 2009 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 PM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 PM MST MONDAY. * IMPACTS/TIMING: PERIODS OF HEAVY SNOW WILL DEVELOP LATE SATURDAY AND CONTINUE INTO MONDAY...CREATING SLICK AND ICY CONDITIONS ESPECIALLY OVER LOLO PASS. * SNOW ACCUMULATIONS: SNOW ACCUMULATIONS OF 12 TO 20 INCHES ARE EXPECTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS. && $$ MTZ007-130230- /O.CON.KMSO.WS.W.0021.091213T0600Z-091215T0000Z/ BUTTE/BLACKFOOT REGION- 1127 AM MST SAT DEC 12 2009 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 5 PM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 5 PM MST MONDAY. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS AND GUSTY WINDS WILL CREATE DIFFICULT TRAVEL CONDITIONS STARTING THIS EVENING AND CONTINUING THROUGH MONDAY. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 8-12 INCHES WITH LOCAL HIGHER AMOUNTS IN THE HIGH TERRAIN BY LATE SUNDAY. * WINDS: EAST WINDS OF 15 TO 25 MPH WITH GUSTS TO 35 MPH WILL DEVELOP OVERNIGHT AND CONTINUE THROUGH SUNDAY. WINDS COULD CAUSE BLOWING SNOW...REDUCED VISIBILITIES AND LOCAL WHITEOUT CONDITIONS OVER MACDONALD PASS. * LOCATIONS IMPACTED INCLUDE...THE HIGHWAY CORRIDOR FROM GARRISON TO MACDONALD PASS...HELMVILLE...OVANDO. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND BLOWING SNOW ARE EXPECTED OR OCCURRING. STRONG WINDS AND DANGEROUS WIND CHILLS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ IDZ008-130230- /O.EXB.KMSO.WW.Y.0070.091212T1827Z-091214T1200Z/ LOWER HELLS CANYON/SALMON RIVER REGION- 1027 AM PST SAT DEC 12 2009 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 4 AM PST MONDAY FOR... WHITE BIRD GRADE... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL 4 AM PST MONDAY. * IMPACTS/TIMING: MODERATE SNOWFALL TODAY UNTIL EARLY MONDAY MORNING. * SNOW ACCUMULATIONS: TOTAL 3 TO 5 INCHES OF SNOWFALL LOCALLY UP TO 8 INCHES OVER WHITE BIRD SUMMIT BY MONDAY MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW AND BLOWING SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ MTZ001-130230- /O.CON.KMSO.WW.Y.0070.091213T0600Z-091213T1800Z/ KOOTENAI/CABINET REGION- 1127 AM MST SAT DEC 12 2009 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 11 AM MST SUNDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 11 AM MST SUNDAY. * IMPACTS/TIMING: LIGHT TO MODERATE SNOWFALL COMBINED WITH GUSTY WINDS WILL CREATE PERIODS OF REDUCED VISIBILITY IN SNOW AND BLOWING SNOW TONIGHT. * SNOW ACCUMULATIONS: 3 TO 5 INCHES OF LIGHT...FLUFFY SNOWFALL ARE EXPECTED OVERNIGHT. * WIND SPEEDS: 10 TO 20 MPH WITH GUSTS TO 35 MPH AT TIMES WILL CREATE PERIODS OF REDUCED VISIBILITY IN BLOWING SNOW. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 2 KALISPELL TO LIBBY... HIGHWAY 37 EUREKA TO LIBBY...HIGHWAY 56 BULL LAKE ROAD... HIGHWAY 93 EUREKA TO WHITEFISH PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW AND BLOWING SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$
000 WWUS45 KMSO 122147 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 247 PM MST SAT DEC 12 2009 .A SET OF STRONG AND CONTRASTING AIR MASSES WILL CONVERGE UPON MONTANA AND IDAHO THROUGH THE NEXT 36 HOURS TO PRODUCE WIDESPREAD HEAVY SNOWFALL ACROSS MUCH OF THE AREA. AS COLD CANADIAN ARCTIC AIR SPILLS OVER THE CONTINENTAL DIVIDE TONIGHT...POOR VISIBILITY IN BLOWING SNOW WITH LOCAL WHITEOUT CONDITIONS ARE EXPECTED THROUGH PORTIONS OF THE WEST GLACIER REGION AND NORTHERN FLATHEAD VALLEY AS WELL AS OVER MACDONALD PASS. A SECOND REGION OF GREATEST CONCERN IS CENTERED OVER THE CLEARWATER/BITTERROOT MOUNTAINS WHERE A PERSISTENT MOIST WESTERLY FLOW ALOFT WILL BRING ENHANCED SNOWFALL. MTZ043-130600- /O.CON.KMSO.WS.W.0021.091213T0000Z-091215T0000Z/ POTOMAC/SEELEY LAKE REGION- 247 PM MST SAT DEC 12 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS AND LOCAL GUSTY WINDS WILL CREATE DIFFICULT TRAVEL CONDITIONS STARTING THIS EVENING AND CONTINUING THROUGH MONDAY AFTERNOON. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 12 TO 22 INCHES WITH LOCAL HIGHER AMOUNTS IN THE HIGH TERRAIN BY MONDAY. * WINDS: EAST WINDS OF 10 TO 15 MPH GUSTING TO 30 MPH WILL MAINLY IMPACT THE HIGHWAY 200 CORRIDOR FROM CLEARWATER JUNCTION TO POTOMAC TONIGHT THROUGH SUNDAY AFTERNOON. WINDS COULD CAUSE BLOWING SNOW...REDUCED VISIBILITIES AND DRIFTING OF SNOW. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 200 BONNER TO GREENOUGH... HIGHWAY 83 SEELEY LAKE TO CONDON...I-90 BONNER TO BEARMOUTH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW WITH LOCAL BLOWING SNOW ARE EXPECTED OR OCCURRING. LOCALLY STRONG WINDS AND DANGEROUS WIND CHILLS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ IDZ005-006-130600- /O.CON.KMSO.WS.W.0021.000000T0000Z-091215T0000Z/ NORTHERN CLEARWATER MOUNTAINS-SOUTHERN CLEARWATER MOUNTAINS- 147 PM PST SAT DEC 12 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST MONDAY. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS WILL CREATE DIFFICULT TRAVEL CONDITIONS STARTING NOW THROUGH MONDAY. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 7 TO 15 INCHES IN THE LOWER ELEVATIONS WITH 15 TO 25 INCHES IN THE MOUNTAINS ARE EXPECTED THROUGH MONDAY. * LOCATIONS IMPACTED INCLUDE...ELK RIVER...HIGHWAY 11 PIERCE TO HEADQUARTERS...PIERCE...DIXIE...ELK CITY...HIGHWAY 12 LOWELL TO LOLO PASS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL VERY HAZARDOUS. && $$ MTZ002-130600- /O.CON.KMSO.WS.W.0021.000000T0000Z-091214T1200Z/ WEST GLACIER REGION- 247 PM MST SAT DEC 12 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY. * IMPACTS/TIMING: PERIODS OF HEAVY SNOW WITH STRONG GUSTY WINDS WILL CREATE DIFFICULT TRAVEL CONDITIONS STARTING THIS EVENING AND CONTINUING THROUGH SUNDAY NIGHT. THE STRONGEST WINDS WILL DEVELOP TONIGHT AND LAST THROUGH SUNDAY MORNING. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 8 TO 16 INCHES WITH LOCAL HIGHER AMOUNTS IN THE HIGH TERRAIN BY MONDAY MORNING. * WINDS: EAST WINDS OF 15 TO 30 MPH WITH HIGHER GUSTS TO 35 MPH WILL DEVELOP TONIGHT AND CONTINUE SUNDAY. THE STRONGEST WINDS WILL BE FROM WEST GLACIER TO BADROCK CANYON...CREATING LOCAL WHITEOUT CONDITIONS FROM BLOWING SNOW. DANGEROUS WIND CHILLS ARE ALSO EXPECTED IN THE 15 TO 30 BELOW ZERO RANGE. * LOCATIONS IMPACTED INCLUDE...BAD ROCK CANYON...ESSEX...HIGHWAY 83 BIGFORK TO SWAN LAKE...MARIAS PASS...POLEBRIDGE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND BLOWING SNOW ARE EXPECTED OR OCCURRING. STRONG WINDS AND DANGEROUS WIND CHILLS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS. && $$ MTZ003-130600- /O.CON.KMSO.WS.W.0021.091213T0000Z-091214T1200Z/ FLATHEAD/MISSION VALLEYS- 247 PM MST SAT DEC 12 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS AND GUSTY WINDS WILL CREATE DIFFICULT TRAVEL CONDITIONS STARTING THROUGH SUNDAY NIGHT. LOCAL WHITEOUT CONDITIONS ARE EXPECTED IN THE NORTHERN FLATHEAD VALLEY...ESPECIALLY ALONG US HIGHWAY 2 ENTERING BADROCK CANYON BEGINNING TONIGHT AND CONTINUING THROUGH SUNDAY FROM A COMBINATION OF SNOW AND BLOWING SNOW. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 6 TO 10 INCHES ARE EXPECTED BY EARLY MONDAY MORNING. * WINDS: NORTHEAST WINDS OF 15 TO 25 MPH WITH GUSTS TO 35 MPH WILL DEVELOP TONIGHT AND CONTINUE THROUGH SUNDAY. WINDS WILL LIKELY CAUSE BLOWING SNOW...REDUCED VISIBILITIES AND DRIFTING OF SNOW. * LOCATIONS IMPACTED INCLUDE...FLATHEAD AND MISSION VALLEYS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND BLOWING SNOW ARE EXPECTED OR OCCURRING. STRONG WINDS AND DANGEROUS WIND CHILLS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ MTZ006-130600- /O.CON.KMSO.WS.W.0021.091213T0000Z-091215T0000Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 247 PM MST SAT DEC 12 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY. * IMPACTS/TIMING: PERIODS OF HEAVY SNOW WILL DEVELOP LATE TODAY INTO MONDAY...CREATING SLICK AND ICY CONDITIONS ESPECIALLY OVER LOLO AND LOST TRAIL PASSES. * SNOW ACCUMULATIONS: SNOW ACCUMULATIONS OF 12 TO 20 INCHES ARE EXPECTED. * LOCATIONS IMPACTED INCLUDE...LOLO AND LOST TRAIL PASSES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL VERY HAZARDOUS. && $$ MTZ004-130600- /O.CON.KMSO.WS.W.0021.091213T0000Z-091215T0000Z/ LOWER CLARK FORK REGION- 247 PM MST SAT DEC 12 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS WILL CREATE DIFFICULT TRAVEL CONDITIONS STARTING THIS EVENING AND CONTINUING THROUGH MONDAY AFTERNOON. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 6 TO 12 INCHES IN THE VALLEYS AND UP TO 16 INCHES OVER THE HIGH TERRAIN BY MONDAY. * LOCATIONS IMPACTED INCLUDE...LOOKOUT PASS...THOMPSON FALLS... SUPERIOR...EVARO HILL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ IDZ007-130600- /O.CON.KMSO.WS.W.0021.000000T0000Z-091214T1200Z/ OROFINO/GRANGEVILLE REGION- 147 PM PST SAT DEC 12 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST MONDAY. * IMPACTS/TIMING: MODERATE TO HEAVY SNOWFALL IS BECOMING INCREASINGLY POSSIBLE WHICH MAY CREATE DIFFICULT DRIVING CONDITIONS. * SNOW ACCUMULATIONS: 8 TO 12 INCHES OF NEW SNOW EARLY MONDAY MORNING. * LOCATIONS IMPACTED INCLUDE...GREER GRADE...HIGHWAY 12 OROFINO TO KOOSKIA PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW WITH BLOWING SNOW ARE EXPECTED OR OCCURRING. STRONG WINDS AND DANGEROUS WIND CHILLS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ MTZ007-130600- /O.CON.KMSO.WS.W.0021.091213T0600Z-091215T0000Z/ BUTTE/BLACKFOOT REGION- 247 PM MST SAT DEC 12 2009 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 5 PM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 5 PM MST MONDAY. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS AND GUSTY WINDS WILL CREATE DIFFICULT TRAVEL CONDITIONS STARTING THIS EVENING AND CONTINUING THROUGH MONDAY. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 8 TO 12 INCHES WITH LOCAL HIGHER AMOUNTS IN THE HIGH TERRAIN BY LATE SUNDAY. * WINDS: EAST WINDS OF 15 TO 25 MPH WITH GUSTS TO 35 MPH WILL DEVELOP OVERNIGHT AND CONTINUE THROUGH SUNDAY. WINDS COULD CAUSE BLOWING SNOW...REDUCED VISIBILITIES AND LOCAL WHITEOUT CONDITIONS OVER MACDONALD PASS. * LOCATIONS IMPACTED INCLUDE...THE HIGHWAY CORRIDOR FROM GARRISON TO MACDONALD PASS...HELMVILLE...OVANDO. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND BLOWING SNOW ARE EXPECTED OR OCCURRING. STRONG WINDS AND DANGEROUS WIND CHILLS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ MTZ001-130600- /O.CON.KMSO.WW.Y.0070.091213T0600Z-091213T1800Z/ KOOTENAI/CABINET REGION- 247 PM MST SAT DEC 12 2009 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 11 AM MST SUNDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 11 AM MST SUNDAY. * IMPACTS/TIMING: LIGHT TO MODERATE SNOWFALL COMBINED WITH GUSTY WINDS WILL CREATE PERIODS OF REDUCED VISIBILITY IN SNOW AND BLOWING SNOW TONIGHT. * SNOW ACCUMULATIONS: 3 TO 5 INCHES OF LIGHT...FLUFFY SNOWFALL ARE EXPECTED OVERNIGHT. * WIND SPEEDS: 10 TO 20 MPH WITH GUSTS TO 35 MPH AT TIMES WILL CREATE PERIODS OF REDUCED VISIBILITY IN BLOWING SNOW. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 2 KALISPELL TO LIBBY... HIGHWAY 37 EUREKA TO LIBBY...HIGHWAY 56 BULL LAKE ROAD... HIGHWAY 93 EUREKA TO WHITEFISH PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW AND BLOWING SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ MTZ005-130600- /O.CON.KMSO.WW.Y.0070.091213T0000Z-091214T0000Z/ MISSOULA/BITTERROOT VALLEYS- 247 PM MST SAT DEC 12 2009 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST SUNDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST SUNDAY. * IMPACTS/TIMING: MODERATE SNOWFALL WILL CREATE PERIODS OF REDUCED VISIBILITY TONIGHT THROUGH SUNDAY. * SNOW ACCUMULATIONS: 3 TO 6 INCHES...LOCALLY UP TO 8 INCHES ALONG THE BENCHES AND FOOTHILLS TONIGHT THROUGH SUNDAY. * LOCATIONS IMPACTED INCLUDE...MISSOULA AND BITTERROOT VALLEYS PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW AND BLOWING SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ IDZ008-130600- /O.CON.KMSO.WW.Y.0070.000000T0000Z-091214T1200Z/ LOWER HELLS CANYON/SALMON RIVER REGION- 147 PM PST SAT DEC 12 2009 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST MONDAY FOR WHITE BIRD GRADE... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST MONDAY. * IMPACTS/TIMING: MODERATE SNOWFALL TODAY UNTIL EARLY MONDAY MORNING. * SNOW ACCUMULATIONS: TOTAL 3 TO 5 INCHES OF SNOWFALL LOCALLY UP TO 8 INCHES OVER WHITE BIRD SUMMIT BY MONDAY MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW AND BLOWING SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$
000 WWUS45 KMSO 130113 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 613 PM MST SAT DEC 12 2009 .A SET OF STRONG AND CONTRASTING AIR MASSES WILL CONVERGE UPON MONTANA AND IDAHO THROUGH THE NEXT 36 HOURS TO PRODUCE WIDESPREAD HEAVY SNOWFALL ACROSS MUCH OF THE AREA. AS COLD CANADIAN ARCTIC AIR SPILLS OVER THE CONTINENTAL DIVIDE TONIGHT...POOR VISIBILITY IN BLOWING SNOW WITH LOCAL WHITEOUT CONDITIONS ARE EXPECTED THROUGH PORTIONS OF THE WEST GLACIER REGION AND NORTHERN FLATHEAD VALLEY AS WELL AS OVER MACDONALD PASS. A SECOND REGION OF GREATEST CONCERN IS CENTERED OVER THE CLEARWATER/BITTERROOT MOUNTAINS WHERE A PERSISTENT MOIST WESTERLY FLOW ALOFT WILL BRING ENHANCED SNOWFALL. MTZ043-130600- /O.CON.KMSO.WS.W.0021.000000T0000Z-091215T0000Z/ POTOMAC/SEELEY LAKE REGION- 613 PM MST SAT DEC 12 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS AND LOCAL GUSTY WINDS WILL CREATE DIFFICULT TRAVEL CONDITIONS STARTING THIS EVENING AND CONTINUING THROUGH MONDAY AFTERNOON. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 12 TO 22 INCHES WITH LOCAL HIGHER AMOUNTS IN THE HIGH TERRAIN BY MONDAY. * WINDS: EAST WINDS OF 10 TO 15 MPH GUSTING TO 30 MPH WILL MAINLY IMPACT THE HIGHWAY 200 CORRIDOR FROM CLEARWATER JUNCTION TO POTOMAC TONIGHT THROUGH SUNDAY AFTERNOON. WINDS COULD CAUSE BLOWING SNOW...REDUCED VISIBILITIES AND DRIFTING OF SNOW. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 200 BONNER TO GREENOUGH... HIGHWAY 83 SEELEY LAKE TO CONDON...I-90 BONNER TO BEARMOUTH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW WITH LOCAL BLOWING SNOW ARE EXPECTED OR OCCURRING. LOCALLY STRONG WINDS AND DANGEROUS WIND CHILLS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ IDZ005-006-130600- /O.CON.KMSO.WS.W.0021.000000T0000Z-091215T0000Z/ NORTHERN CLEARWATER MOUNTAINS-SOUTHERN CLEARWATER MOUNTAINS- 513 PM PST SAT DEC 12 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST MONDAY. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS WILL CREATE DIFFICULT TRAVEL CONDITIONS STARTING NOW THROUGH MONDAY. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 7 TO 15 INCHES IN THE LOWER ELEVATIONS WITH 15 TO 25 INCHES IN THE MOUNTAINS ARE EXPECTED THROUGH MONDAY. * LOCATIONS IMPACTED INCLUDE...ELK RIVER...HIGHWAY 11 PIERCE TO HEADQUARTERS...PIERCE...DIXIE...ELK CITY...HIGHWAY 12 LOWELL TO LOLO PASS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL VERY HAZARDOUS. && $$ MTZ002-130600- /O.CON.KMSO.WS.W.0021.000000T0000Z-091214T1200Z/ WEST GLACIER REGION- 613 PM MST SAT DEC 12 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY. * IMPACTS/TIMING: PERIODS OF HEAVY SNOW WITH STRONG GUSTY WINDS WILL CREATE DIFFICULT TRAVEL CONDITIONS STARTING THIS EVENING AND CONTINUING THROUGH SUNDAY NIGHT. THE STRONGEST WINDS WILL DEVELOP TONIGHT AND LAST THROUGH SUNDAY MORNING. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 8 TO 16 INCHES WITH LOCAL HIGHER AMOUNTS IN THE HIGH TERRAIN BY MONDAY MORNING. * WINDS: EAST WINDS OF 15 TO 30 MPH WITH HIGHER GUSTS TO 35 MPH WILL DEVELOP TONIGHT AND CONTINUE SUNDAY. THE STRONGEST WINDS WILL BE FROM WEST GLACIER TO BADROCK CANYON...CREATING LOCAL WHITEOUT CONDITIONS FROM BLOWING SNOW. DANGEROUS WIND CHILLS ARE ALSO EXPECTED IN THE 15 TO 30 BELOW ZERO RANGE. * LOCATIONS IMPACTED INCLUDE...BAD ROCK CANYON...ESSEX...HIGHWAY 83 BIGFORK TO SWAN LAKE...MARIAS PASS...POLEBRIDGE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND BLOWING SNOW ARE EXPECTED OR OCCURRING. STRONG WINDS AND DANGEROUS WIND CHILLS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS. && $$ MTZ003-130600- /O.CON.KMSO.WS.W.0021.000000T0000Z-091214T1200Z/ FLATHEAD/MISSION VALLEYS- 613 PM MST SAT DEC 12 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS AND GUSTY WINDS WILL CREATE DIFFICULT TRAVEL CONDITIONS STARTING THROUGH SUNDAY NIGHT. LOCAL WHITEOUT CONDITIONS ARE EXPECTED IN THE NORTHERN FLATHEAD VALLEY...ESPECIALLY ALONG US HIGHWAY 2 ENTERING BADROCK CANYON BEGINNING TONIGHT AND CONTINUING THROUGH SUNDAY FROM A COMBINATION OF SNOW AND BLOWING SNOW. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 6 TO 10 INCHES ARE EXPECTED BY EARLY MONDAY MORNING. * WINDS: NORTHEAST WINDS OF 15 TO 25 MPH WITH GUSTS TO 35 MPH WILL DEVELOP TONIGHT AND CONTINUE THROUGH SUNDAY. WINDS WILL LIKELY CAUSE BLOWING SNOW...REDUCED VISIBILITIES AND DRIFTING OF SNOW. * LOCATIONS IMPACTED INCLUDE...FLATHEAD AND MISSION VALLEYS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND BLOWING SNOW ARE EXPECTED OR OCCURRING. STRONG WINDS AND DANGEROUS WIND CHILLS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ MTZ006-130600- /O.CON.KMSO.WS.W.0021.000000T0000Z-091215T0000Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 613 PM MST SAT DEC 12 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY. * IMPACTS/TIMING: PERIODS OF HEAVY SNOW WILL DEVELOP LATE TODAY INTO MONDAY...CREATING SLICK AND ICY CONDITIONS ESPECIALLY OVER LOLO AND LOST TRAIL PASSES. * SNOW ACCUMULATIONS: SNOW ACCUMULATIONS OF 12 TO 20 INCHES ARE EXPECTED. * LOCATIONS IMPACTED INCLUDE...LOLO AND LOST TRAIL PASSES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL VERY HAZARDOUS. && $$ MTZ004-130600- /O.CON.KMSO.WS.W.0021.000000T0000Z-091215T0000Z/ LOWER CLARK FORK REGION- 613 PM MST SAT DEC 12 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS WILL CREATE DIFFICULT TRAVEL CONDITIONS STARTING THIS EVENING AND CONTINUING THROUGH MONDAY AFTERNOON. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 6 TO 12 INCHES IN THE VALLEYS AND UP TO 16 INCHES OVER THE HIGH TERRAIN BY MONDAY. * LOCATIONS IMPACTED INCLUDE...LOOKOUT PASS...THOMPSON FALLS... SUPERIOR...EVARO HILL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ MTZ007-130600- /O.CON.KMSO.WS.W.0021.091213T0600Z-091215T0000Z/ BUTTE/BLACKFOOT REGION- 613 PM MST SAT DEC 12 2009 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 5 PM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 5 PM MST MONDAY. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS AND GUSTY WINDS WILL CREATE DIFFICULT TRAVEL CONDITIONS STARTING THIS EVENING AND CONTINUING THROUGH MONDAY. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 8 TO 12 INCHES WITH LOCAL HIGHER AMOUNTS IN THE HIGH TERRAIN BY LATE SUNDAY. * WINDS: EAST WINDS OF 15 TO 25 MPH WITH GUSTS TO 35 MPH WILL DEVELOP OVERNIGHT AND CONTINUE THROUGH SUNDAY. WINDS COULD CAUSE BLOWING SNOW...REDUCED VISIBILITIES AND LOCAL WHITEOUT CONDITIONS OVER MACDONALD PASS. * LOCATIONS IMPACTED INCLUDE...THE HIGHWAY CORRIDOR FROM GARRISON TO MACDONALD PASS...HELMVILLE...OVANDO. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND BLOWING SNOW ARE EXPECTED OR OCCURRING. STRONG WINDS AND DANGEROUS WIND CHILLS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ IDZ007-130600- /O.CON.KMSO.WS.W.0021.000000T0000Z-091214T1200Z/ OROFINO/GRANGEVILLE REGION- 513 PM PST SAT DEC 12 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST MONDAY. * IMPACTS/TIMING: MODERATE TO HEAVY SNOWFALL IS BECOMING INCREASINGLY POSSIBLE WHICH MAY CREATE DIFFICULT DRIVING CONDITIONS. * SNOW ACCUMULATIONS: 8 TO 12 INCHES OF NEW SNOW EARLY MONDAY MORNING. * LOCATIONS IMPACTED INCLUDE...GREER GRADE...HIGHWAY 12 OROFINO TO KOOSKIA PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW WITH BLOWING SNOW ARE EXPECTED OR OCCURRING. STRONG WINDS AND DANGEROUS WIND CHILLS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ MTZ001-130600- /O.EXT.KMSO.WW.Y.0070.091213T0113Z-091213T1800Z/ KOOTENAI/CABINET REGION- 613 PM MST SAT DEC 12 2009 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 11 AM MST SUNDAY... THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL 11 AM MST SUNDAY. * IMPACTS/TIMING: LIGHT TO MODERATE SNOWFALL COMBINED WITH GUSTY WINDS WILL CREATE PERIODS OF REDUCED VISIBILITY IN SNOW AND BLOWING SNOW TONIGHT. * SNOW ACCUMULATIONS: 3 TO 6 INCHES...LOCALLY UP TO 8 INCHES OF LIGHT AND FLUFFY SNOWFALL ARE EXPECTED OVERNIGHT. * WIND SPEEDS: 10 TO 20 MPH WITH GUSTS TO 35 MPH AT TIMES WILL CREATE PERIODS OF REDUCED VISIBILITY IN BLOWING SNOW. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 2 KALISPELL TO LIBBY... HIGHWAY 37 EUREKA TO LIBBY...HIGHWAY 56 BULL LAKE ROAD... HIGHWAY 93 EUREKA TO WHITEFISH PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW AND BLOWING SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ MTZ005-130600- /O.CON.KMSO.WW.Y.0070.000000T0000Z-091214T0000Z/ MISSOULA/BITTERROOT VALLEYS- 613 PM MST SAT DEC 12 2009 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST SUNDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST SUNDAY. * IMPACTS/TIMING: MODERATE SNOWFALL WILL CREATE PERIODS OF REDUCED VISIBILITY TONIGHT THROUGH SUNDAY. * SNOW ACCUMULATIONS: 3 TO 6 INCHES...LOCALLY UP TO 8 INCHES ALONG THE BENCHES AND FOOTHILLS TONIGHT THROUGH SUNDAY. * LOCATIONS IMPACTED INCLUDE...MISSOULA AND BITTERROOT VALLEYS PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW AND BLOWING SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ IDZ008-130600- /O.CON.KMSO.WW.Y.0070.000000T0000Z-091214T1200Z/ LOWER HELLS CANYON/SALMON RIVER REGION- 513 PM PST SAT DEC 12 2009 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST MONDAY FOR...WHITE BIRD GRADE... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST MONDAY. * IMPACTS/TIMING: MODERATE SNOWFALL TODAY UNTIL EARLY MONDAY MORNING. * SNOW ACCUMULATIONS: TOTAL 3 TO 5 INCHES OF SNOWFALL LOCALLY UP TO 8 INCHES OVER WHITE BIRD SUMMIT BY MONDAY MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW AND BLOWING SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$
000 WWUS45 KMSO 130504 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 1004 PM MST SAT DEC 12 2009 MTZ043-131200- /O.CON.KMSO.WS.W.0021.000000T0000Z-091215T0000Z/ POTOMAC/SEELEY LAKE REGION- 1004 PM MST SAT DEC 12 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS AND LOCAL GUSTY WINDS WILL CREATE DIFFICULT TRAVEL CONDITIONS WHICH WILL CONTINUE THROUGH MONDAY AFTERNOON. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 12 TO 22 INCHES WITH LOCAL HIGHER AMOUNTS IN THE HIGH TERRAIN BY MONDAY. * WINDS: EAST WINDS OF 10 TO 15 MPH GUSTING TO 30 MPH WILL MAINLY IMPACT THE HIGHWAY 200 CORRIDOR FROM CLEARWATER JUNCTION TO POTOMAC TONIGHT THROUGH SUNDAY AFTERNOON. WINDS COULD CAUSE BLOWING SNOW...REDUCED VISIBILITIES AND DRIFTING OF SNOW. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 200 BONNER TO GREENOUGH... HIGHWAY 83 SEELEY LAKE TO CONDON...I-90 BONNER TO BEARMOUTH. && $$ IDZ005-006-131200- /O.CON.KMSO.WS.W.0021.000000T0000Z-091215T0000Z/ NORTHERN CLEARWATER MOUNTAINS-SOUTHERN CLEARWATER MOUNTAINS- 904 PM PST SAT DEC 12 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST MONDAY. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS WILL CREATE DIFFICULT TRAVEL CONDITIONS THROUGH MONDAY. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 7 TO 15 INCHES IN THE LOWER ELEVATIONS WITH 15 TO 25 INCHES IN THE MOUNTAINS ARE EXPECTED THROUGH MONDAY. * LOCATIONS IMPACTED INCLUDE...ELK RIVER...HIGHWAY 11 PIERCE TO HEADQUARTERS...PIERCE...DIXIE...ELK CITY...HIGHWAY 12 LOWELL TO LOLO PASS. && $$ MTZ002-131200- /O.CON.KMSO.WS.W.0021.000000T0000Z-091214T1200Z/ WEST GLACIER REGION- 1004 PM MST SAT DEC 12 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY. * IMPACTS/TIMING: PERIODS OF HEAVY SNOW WITH STRONG GUSTY WINDS WILL CREATE DIFFICULT TRAVEL CONDITIONS THROUGH SUNDAY NIGHT. THE STRONGEST WINDS WILL DEVELOP TONIGHT AND LAST THROUGH SUNDAY MORNING. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 8 TO 16 INCHES WITH LOCAL HIGHER AMOUNTS IN THE HIGH TERRAIN BY MONDAY MORNING. * WINDS: EAST WINDS OF 15 TO 30 MPH WITH HIGHER GUSTS TO 35 MPH WILL CONTINUE THROUGH SUNDAY. THE STRONGEST WINDS WILL BE FROM WEST GLACIER TO BADROCK CANYON...CREATING LOCAL WHITEOUT CONDITIONS FROM BLOWING SNOW. DANGEROUS WIND CHILLS ARE ALSO EXPECTED IN THE 15 TO 30 BELOW ZERO RANGE. * LOCATIONS IMPACTED INCLUDE...BAD ROCK CANYON...ESSEX...HIGHWAY 83 BIGFORK TO SWAN LAKE...MARIAS PASS...POLEBRIDGE. && $$ MTZ003-131200- /O.CON.KMSO.WS.W.0021.000000T0000Z-091214T1200Z/ FLATHEAD/MISSION VALLEYS- 1004 PM MST SAT DEC 12 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS AND GUSTY WINDS WILL CREATE DIFFICULT TRAVEL CONDITIONS THROUGH SUNDAY NIGHT. LOCAL WHITEOUT CONDITIONS ARE EXPECTED IN THE NORTHERN FLATHEAD VALLEY...ESPECIALLY ALONG US HIGHWAY 2 ENTERING BADROCK CANYON FROM A COMBINATION OF SNOW AND BLOWING SNOW. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 6 TO 10 INCHES ARE EXPECTED BY EARLY MONDAY MORNING. * WINDS: NORTHEAST WINDS OF 20 TO 30 MPH WITH GUSTS TO 40 MPH WILL CONTINUE THROUGH SUNDAY. WINDS WILL LIKELY CAUSE BLOWING SNOW...REDUCED VISIBILITIES AND DRIFTING OF SNOW. DANGEROUS WIND CHILLS ARE ALSO EXPECTED IN THE 10 TO 20 BELOW ZERO RANGE...MAINLY IN THE FLATHEAD VALLEY. * LOCATIONS IMPACTED INCLUDE...FLATHEAD AND MISSION VALLEYS. && $$ MTZ006-131200- /O.CON.KMSO.WS.W.0021.000000T0000Z-091215T0000Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 1004 PM MST SAT DEC 12 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY. * IMPACTS/TIMING: PERIODS OF HEAVY SNOW WILL CONTINUE INTO MONDAY...CREATING SLICK AND ICY CONDITIONS ESPECIALLY OVER LOLO AND LOST TRAIL PASSES. * SNOW ACCUMULATIONS: SNOW ACCUMULATIONS OF 12 TO 20 INCHES ARE EXPECTED. * LOCATIONS IMPACTED INCLUDE...LOLO AND LOST TRAIL PASSES. && $$ MTZ004-131200- /O.CON.KMSO.WS.W.0021.000000T0000Z-091215T0000Z/ LOWER CLARK FORK REGION- 1004 PM MST SAT DEC 12 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS WILL CREATE DIFFICULT TRAVEL CONDITIONS CONTINUING THROUGH MONDAY AFTERNOON. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 4 TO 8 INCHES IN THE VALLEYS AND UP TO 12 INCHES OVER THE HIGH TERRAIN BY MONDAY. * LOCATIONS IMPACTED INCLUDE...LOOKOUT PASS...THOMPSON FALLS... SUPERIOR...EVARO HILL. PRECAUTIONARY/PREPAREDNESS ACTIONS... && $$ MTZ007-131200- /O.CON.KMSO.WS.W.0021.091213T0600Z-091215T0000Z/ BUTTE/BLACKFOOT REGION- 1004 PM MST SAT DEC 12 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS AND GUSTY WINDS WILL CREATE DIFFICULT TRAVEL CONDITIONS STARTING THIS EVENING AND CONTINUING THROUGH MONDAY. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 8 TO 12 INCHES WITH LOCAL HIGHER AMOUNTS IN THE HIGH TERRAIN BY LATE SUNDAY. * WINDS: EAST WINDS OF 15 TO 25 MPH WITH GUSTS TO 35 MPH WILL DEVELOP OVERNIGHT AND CONTINUE THROUGH SUNDAY. WINDS COULD CAUSE BLOWING SNOW...REDUCED VISIBILITIES AND LOCAL WHITEOUT CONDITIONS OVER MACDONALD PASS. * LOCATIONS IMPACTED INCLUDE...THE HIGHWAY CORRIDOR FROM GARRISON TO MACDONALD PASS...HELMVILLE...OVANDO. && $$ IDZ007-131200- /O.CON.KMSO.WS.W.0021.000000T0000Z-091214T1200Z/ OROFINO/GRANGEVILLE REGION- 904 PM PST SAT DEC 12 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST MONDAY. * IMPACTS/TIMING: MODERATE TO HEAVY SNOWFALL WILL CREATE DIFFICULT DRIVING CONDITIONS. * SNOW ACCUMULATIONS: 8 TO 12 INCHES OF NEW SNOW EARLY MONDAY MORNING. * LOCATIONS IMPACTED INCLUDE...GREER GRADE...HIGHWAY 12 OROFINO TO KOOSKIA && $$ MTZ001-131200- /O.CON.KMSO.WW.Y.0070.000000T0000Z-091213T1800Z/ KOOTENAI/CABINET REGION- 1004 PM MST SAT DEC 12 2009 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST SUNDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST SUNDAY. * IMPACTS/TIMING: LIGHT TO MODERATE SNOWFALL COMBINED WITH GUSTY WINDS WILL CREATE PERIODS OF REDUCED VISIBILITY IN SNOW AND BLOWING SNOW. * SNOW ACCUMULATIONS: 3 TO 6 INCHES...LOCALLY UP TO 8 INCHES OF LIGHT AND FLUFFY SNOWFALL ARE EXPECTED OVERNIGHT. * WIND SPEEDS: 10 TO 20 MPH WITH GUSTS TO 30 MPH AT TIMES WILL CREATE PERIODS OF REDUCED VISIBILITY IN BLOWING SNOW. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 2 KALISPELL TO LIBBY... HIGHWAY 37 EUREKA TO LIBBY...HIGHWAY 56 BULL LAKE ROAD... HIGHWAY 93 EUREKA TO WHITEFISH && $$ MTZ005-131200- /O.CON.KMSO.WW.Y.0070.000000T0000Z-091214T0000Z/ MISSOULA/BITTERROOT VALLEYS- 1004 PM MST SAT DEC 12 2009 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST SUNDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST SUNDAY. * IMPACTS/TIMING: MODERATE SNOWFALL WILL CREATE PERIODS OF REDUCED VISIBILITY THROUGH SUNDAY. * SNOW ACCUMULATIONS: 3 TO 6 INCHES...LOCALLY UP TO 8 INCHES ALONG THE BENCHES AND FOOTHILLS THROUGH SUNDAY. * LOCATIONS IMPACTED INCLUDE...MISSOULA AND BITTERROOT VALLEYS && $$ IDZ008-131200- /O.CON.KMSO.WW.Y.0070.000000T0000Z-091214T1200Z/ LOWER HELLS CANYON/SALMON RIVER REGION- 904 PM PST SAT DEC 12 2009 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST MONDAY FOR...WHITE BIRD GRADE... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST MONDAY. * IMPACTS/TIMING: MODERATE SNOWFALL THROUGH EARLY MONDAY MORNING. * SNOW ACCUMULATIONS: TOTAL 3 TO 5 INCHES OF SNOWFALL LOCALLY UP TO 8 INCHES OVER WHITE BIRD SUMMIT BY MONDAY MORNING. && $$
000 WWUS45 KMSO 130620 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 1120 PM MST SAT DEC 12 2009 MTZ005-131430- /O.UPG.KMSO.WW.Y.0070.000000T0000Z-091214T0000Z/ /O.EXB.KMSO.WS.W.0021.000000T0000Z-091214T0100Z/ MISSOULA/BITTERROOT VALLEYS- 1120 PM MST SAT DEC 12 2009 ...WINTER STORM WARNING IN EFFECT UNTIL 6 PM MST SUNDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW..WHICH IS IN EFFECT UNTIL 6 PM MST SUNDAY. THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. * IMPACTS/TIMING: MODERATE SNOWFALL WILL CREATE PERIODS OF REDUCED VISIBILITY THROUGH SUNDAY. * SNOW ACCUMULATIONS: 8 TO 10 INCHES...LOCALLY UP TO 12 INCHES ALONG THE BENCHES AND FOOTHILLS BY MID DAY SUNDAY. * LOCATIONS IMPACTED INCLUDE...MISSOULA AND BITTERROOT VALLEYS PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE OCCURRING. LOCAL WINDS THROUGH HELLGATE CANYON MAY RESULT IN SOME REDUCTIONS TO VISIBILITY AND DANGEROUS WIND CHILLS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ MTZ043-131430- /O.CON.KMSO.WS.W.0021.000000T0000Z-091215T0000Z/ POTOMAC/SEELEY LAKE REGION- 1120 PM MST SAT DEC 12 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS AND LOCAL GUSTY WINDS WILL CREATE DIFFICULT TRAVEL CONDITIONS WHICH WILL CONTINUE THROUGH MONDAY AFTERNOON. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 12 TO 22 INCHES WITH LOCAL HIGHER AMOUNTS IN THE HIGH TERRAIN BY MONDAY. * WINDS: EAST WINDS OF 10 TO 15 MPH GUSTING TO 30 MPH WILL MAINLY IMPACT THE HIGHWAY 200 CORRIDOR FROM CLEARWATER JUNCTION TO POTOMAC TONIGHT THROUGH SUNDAY AFTERNOON. WINDS COULD CAUSE BLOWING SNOW...REDUCED VISIBILITIES AND DRIFTING OF SNOW. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 200 BONNER TO GREENOUGH... HIGHWAY 83 SEELEY LAKE TO CONDON...I-90 BONNER TO BEARMOUTH. && $$ IDZ005-006-131430- /O.CON.KMSO.WS.W.0021.000000T0000Z-091215T0000Z/ NORTHERN CLEARWATER MOUNTAINS-SOUTHERN CLEARWATER MOUNTAINS- 1020 PM PST SAT DEC 12 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST MONDAY. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS WILL CREATE DIFFICULT TRAVEL CONDITIONS THROUGH MONDAY. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 7 TO 15 INCHES IN THE LOWER ELEVATIONS WITH 15 TO 25 INCHES IN THE MOUNTAINS ARE EXPECTED THROUGH MONDAY. * LOCATIONS IMPACTED INCLUDE...ELK RIVER...HIGHWAY 11 PIERCE TO HEADQUARTERS...PIERCE...DIXIE...ELK CITY...HIGHWAY 12 LOWELL TO LOLO PASS. && $$ MTZ002-131430- /O.CON.KMSO.WS.W.0021.000000T0000Z-091214T1200Z/ WEST GLACIER REGION- 1120 PM MST SAT DEC 12 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY. * IMPACTS/TIMING: PERIODS OF HEAVY SNOW WITH STRONG GUSTY WINDS WILL CREATE DIFFICULT TRAVEL CONDITIONS THROUGH SUNDAY NIGHT. THE STRONGEST WINDS WILL DEVELOP TONIGHT AND LAST THROUGH SUNDAY MORNING. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 8 TO 16 INCHES WITH LOCAL HIGHER AMOUNTS IN THE HIGH TERRAIN BY MONDAY MORNING. * WINDS: EAST WINDS OF 15 TO 30 MPH WITH HIGHER GUSTS TO 35 MPH WILL CONTINUE THROUGH SUNDAY. THE STRONGEST WINDS WILL BE FROM WEST GLACIER TO BADROCK CANYON...CREATING LOCAL WHITEOUT CONDITIONS FROM BLOWING SNOW. DANGEROUS WIND CHILLS ARE ALSO EXPECTED IN THE 15 TO 30 BELOW ZERO RANGE. * LOCATIONS IMPACTED INCLUDE...BAD ROCK CANYON...ESSEX...HIGHWAY 83 BIGFORK TO SWAN LAKE...MARIAS PASS...POLEBRIDGE. && $$ MTZ003-131430- /O.CON.KMSO.WS.W.0021.000000T0000Z-091214T1200Z/ FLATHEAD/MISSION VALLEYS- 1120 PM MST SAT DEC 12 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS AND GUSTY WINDS WILL CREATE DIFFICULT TRAVEL CONDITIONS THROUGH SUNDAY NIGHT. LOCAL WHITEOUT CONDITIONS ARE EXPECTED IN THE NORTHERN FLATHEAD VALLEY...ESPECIALLY ALONG US HIGHWAY 2 ENTERING BADROCK CANYON FROM A COMBINATION OF SNOW AND BLOWING SNOW. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 6 TO 10 INCHES ARE EXPECTED BY EARLY MONDAY MORNING. * WINDS: NORTHEAST WINDS OF 20 TO 30 MPH WITH GUSTS TO 40 MPH WILL CONTINUE THROUGH SUNDAY. WINDS WILL LIKELY CAUSE BLOWING SNOW...REDUCED VISIBILITIES AND DRIFTING OF SNOW. DANGEROUS WIND CHILLS ARE ALSO EXPECTED IN THE 10 TO 20 BELOW ZERO RANGE...MAINLY IN THE FLATHEAD VALLEY. * LOCATIONS IMPACTED INCLUDE...FLATHEAD AND MISSION VALLEYS. && $$ MTZ006-131430- /O.CON.KMSO.WS.W.0021.000000T0000Z-091215T0000Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 1120 PM MST SAT DEC 12 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY. * IMPACTS/TIMING: PERIODS OF HEAVY SNOW WILL CONTINUE INTO MONDAY...CREATING SLICK AND ICY CONDITIONS ESPECIALLY OVER LOLO AND LOST TRAIL PASSES. * SNOW ACCUMULATIONS: SNOW ACCUMULATIONS OF 12 TO 20 INCHES ARE EXPECTED. * LOCATIONS IMPACTED INCLUDE...LOLO AND LOST TRAIL PASSES. && $$ MTZ004-131430- /O.CON.KMSO.WS.W.0021.000000T0000Z-091215T0000Z/ LOWER CLARK FORK REGION- 1120 PM MST SAT DEC 12 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS WILL CREATE DIFFICULT TRAVEL CONDITIONS CONTINUING THROUGH MONDAY AFTERNOON. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 4 TO 8 INCHES IN THE VALLEYS AND UP TO 12 INCHES OVER THE HIGH TERRAIN BY MONDAY. * LOCATIONS IMPACTED INCLUDE...LOOKOUT PASS...THOMPSON FALLS... SUPERIOR...EVARO HILL. $$ MTZ007-131430- /O.CON.KMSO.WS.W.0021.000000T0000Z-091215T0000Z/ BUTTE/BLACKFOOT REGION- 1120 PM MST SAT DEC 12 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS AND GUSTY WINDS WILL CREATE DIFFICULT TRAVEL CONDITIONS STARTING THIS EVENING AND CONTINUING THROUGH MONDAY. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 8 TO 12 INCHES WITH LOCAL HIGHER AMOUNTS IN THE HIGH TERRAIN BY LATE SUNDAY. * WINDS: EAST WINDS OF 15 TO 25 MPH WITH GUSTS TO 35 MPH WILL DEVELOP OVERNIGHT AND CONTINUE THROUGH SUNDAY. WINDS COULD CAUSE BLOWING SNOW...REDUCED VISIBILITIES AND LOCAL WHITEOUT CONDITIONS OVER MACDONALD PASS. * LOCATIONS IMPACTED INCLUDE...THE HIGHWAY CORRIDOR FROM GARRISON TO MACDONALD PASS...HELMVILLE...OVANDO. && $$ IDZ007-131430- /O.CON.KMSO.WS.W.0021.000000T0000Z-091214T1200Z/ OROFINO/GRANGEVILLE REGION- 1020 PM PST SAT DEC 12 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST MONDAY. * IMPACTS/TIMING: MODERATE TO HEAVY SNOWFALL WILL CREATE DIFFICULT DRIVING CONDITIONS. * SNOW ACCUMULATIONS: 8 TO 12 INCHES OF NEW SNOW EARLY MONDAY MORNING. * LOCATIONS IMPACTED INCLUDE...GREER GRADE...HIGHWAY 12 OROFINO TO KOOSKIA && $$ MTZ001-131430- /O.CON.KMSO.WW.Y.0070.000000T0000Z-091213T1800Z/ KOOTENAI/CABINET REGION- 1120 PM MST SAT DEC 12 2009 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST SUNDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST SUNDAY. * IMPACTS/TIMING: LIGHT TO MODERATE SNOWFALL COMBINED WITH GUSTY WINDS WILL CREATE PERIODS OF REDUCED VISIBILITY IN SNOW AND BLOWING SNOW. * SNOW ACCUMULATIONS: 3 TO 6 INCHES...LOCALLY UP TO 8 INCHES OF LIGHT AND FLUFFY SNOWFALL ARE EXPECTED OVERNIGHT. * WIND SPEEDS: 10 TO 20 MPH WITH GUSTS TO 30 MPH AT TIMES WILL CREATE PERIODS OF REDUCED VISIBILITY IN BLOWING SNOW. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 2 KALISPELL TO LIBBY... HIGHWAY 37 EUREKA TO LIBBY...HIGHWAY 56 BULL LAKE ROAD... HIGHWAY 93 EUREKA TO WHITEFISH && $$ IDZ008-131430- /O.CON.KMSO.WW.Y.0070.000000T0000Z-091214T1200Z/ LOWER HELLS CANYON/SALMON RIVER REGION- 1020 PM PST SAT DEC 12 2009 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST MONDAY FOR...WHITE BIRD GRADE... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST MONDAY. * IMPACTS/TIMING: MODERATE SNOWFALL THROUGH EARLY MONDAY MORNING. * SNOW ACCUMULATIONS: TOTAL 3 TO 5 INCHES OF SNOWFALL LOCALLY UP TO 8 INCHES OVER WHITE BIRD SUMMIT BY MONDAY MORNING. && $$
000 WWUS45 KMSO 131018 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 318 AM MST SUN DEC 13 2009 MTZ001-131130- /O.CAN.KMSO.WW.Y.0070.000000T0000Z-091213T1800Z/ KOOTENAI/CABINET REGION- 318 AM MST SUN DEC 13 2009 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE WINTER WEATHER ADVISORY. WIDESPREAD SNOW HAS ENDED ACROSS EXTREME NORTHWEST MONTANA THIS MORNING. SNOW SHOWERS WILL DEVELOP LATER TODAY...BUT ACCUMULATIONS ARE EXPECTED TO BE LIGHT. THEREFORE THE WINTER WEATHER ADVISORY FOR THE KOOTENAI AND CABINET REGION HAS BEEN CANCELLED. $$ MTZ043-131800- /O.CON.KMSO.WS.W.0021.000000T0000Z-091215T0000Z/ POTOMAC/SEELEY LAKE REGION- 318 AM MST SUN DEC 13 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS AND LOCAL GUSTY WINDS WILL CREATE DIFFICULT TRAVEL CONDITIONS WHICH WILL CONTINUE THROUGH MONDAY AFTERNOON. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 12 TO 22 INCHES WITH LOCAL HIGHER AMOUNTS IN THE HIGH TERRAIN BY MONDAY. * WINDS: EAST WINDS OF 10 TO 15 MPH GUSTING TO 30 MPH WILL MAINLY IMPACT THE HIGHWAY 200 CORRIDOR FROM CLEARWATER JUNCTION TO POTOMAC THROUGH SUNDAY AFTERNOON. WINDS COULD CAUSE BLOWING SNOW...REDUCED VISIBILITIES AND DRIFTING OF SNOW. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 200 BONNER TO GREENOUGH... HIGHWAY 83 SEELEY LAKE TO CONDON...I-90 BONNER TO BEARMOUTH. && $$ IDZ005-006-131800- /O.CON.KMSO.WS.W.0021.000000T0000Z-091215T0000Z/ NORTHERN CLEARWATER MOUNTAINS-SOUTHERN CLEARWATER MOUNTAINS- 218 AM PST SUN DEC 13 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST MONDAY. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS WILL CREATE DIFFICULT TRAVEL CONDITIONS THROUGH MONDAY. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 7 TO 15 INCHES IN THE LOWER ELEVATIONS WITH 15 TO 25 INCHES IN THE MOUNTAINS ARE EXPECTED THROUGH MONDAY. * LOCATIONS IMPACTED INCLUDE...ELK RIVER...HIGHWAY 11 PIERCE TO HEADQUARTERS...PIERCE...DIXIE...ELK CITY...HIGHWAY 12 LOWELL TO LOLO PASS. && $$ MTZ002-131800- /O.CON.KMSO.WS.W.0021.000000T0000Z-091214T1200Z/ WEST GLACIER REGION- 318 AM MST SUN DEC 13 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY. * IMPACTS/TIMING: PERIODS OF HEAVY SNOW WITH STRONG GUSTY WINDS WILL CREATE DIFFICULT TRAVEL CONDITIONS THROUGH SUNDAY NIGHT. THE STRONGEST WINDS WILL LAST THROUGH THIS MORNING. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 8 TO 16 INCHES WITH LOCAL HIGHER AMOUNTS IN THE HIGH TERRAIN BY MONDAY MORNING. * WINDS: EAST WINDS OF 15 TO 30 MPH WITH HIGHER GUSTS TO 35 MPH WILL CONTINUE THROUGH THE DAY TODAY. THE STRONGEST WINDS WILL BE FROM WEST GLACIER TO BADROCK CANYON...CREATING LOCAL WHITEOUT CONDITIONS FROM BLOWING SNOW. DANGEROUS WIND CHILLS ARE ALSO EXPECTED IN THE 15 TO 30 BELOW ZERO RANGE. * LOCATIONS IMPACTED INCLUDE...BAD ROCK CANYON...ESSEX...HIGHWAY 83 BIGFORK TO SWAN LAKE...MARIAS PASS...POLEBRIDGE. && $$ MTZ003-131800- /O.CON.KMSO.WS.W.0021.000000T0000Z-091214T1200Z/ FLATHEAD/MISSION VALLEYS- 318 AM MST SUN DEC 13 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS AND GUSTY WINDS WILL CREATE DIFFICULT TRAVEL CONDITIONS THROUGH TONIGHT. LOCAL WHITEOUT CONDITIONS ARE EXPECTED IN THE NORTHERN FLATHEAD VALLEY...ESPECIALLY ALONG US HIGHWAY 2 ENTERING BADROCK CANYON FROM A COMBINATION OF SNOW AND BLOWING SNOW. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 6 TO 10 INCHES ARE EXPECTED BY EARLY MONDAY MORNING. * WINDS: NORTHEAST WINDS OF 20 TO 30 MPH WITH GUSTS TO 40 MPH WILL CONTINUE THROUGH TODAY. WINDS WILL CAUSE BLOWING SNOW...REDUCED VISIBILITIES AND DRIFTING OF SNOW. WIND CHILLS ARE ALSO EXPECTED IN THE 10 TO 20 BELOW ZERO RANGE...MAINLY IN THE NORTHERN FLATHEAD VALLEY. * LOCATIONS IMPACTED INCLUDE...FLATHEAD AND MISSION VALLEYS. && $$ MTZ006-131800- /O.CON.KMSO.WS.W.0021.000000T0000Z-091215T0000Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 318 AM MST SUN DEC 13 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY. * IMPACTS/TIMING: PERIODS OF HEAVY SNOW WILL CONTINUE INTO MONDAY...CREATING SLICK AND ICY CONDITIONS ESPECIALLY OVER LOLO AND LOST TRAIL PASSES. * SNOW ACCUMULATIONS: SNOW ACCUMULATIONS OF 12 TO 20 INCHES ARE EXPECTED. * LOCATIONS IMPACTED INCLUDE...LOLO AND LOST TRAIL PASSES. && $$ MTZ005-131800- /O.CON.KMSO.WS.W.0021.000000T0000Z-091214T0100Z/ MISSOULA/BITTERROOT VALLEYS- 318 AM MST SUN DEC 13 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MST THIS EVENING... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MST THIS EVENING. * IMPACTS/TIMING: MODERATE SNOWFALL WILL CREATE PERIODS OF REDUCED VISIBILITY AND TRAVEL DIFFICULTIES THROUGH TODAY. * SNOW ACCUMULATIONS: 8 TO 10 INCHES...LOCALLY UP TO 12 INCHES ALONG THE BENCHES AND FOOTHILLS BY EARLY THIS EVENING IN THE MISSOULA AND NORTHERN BITTERROOT VALLEY. ACCUMULATIONS OF 3 TO 6 INCHES IN THE SOUTHERN BITTERROOT VALLEY. * LOCATIONS IMPACTED INCLUDE...MISSOULA AND BITTERROOT VALLEYS && $$ MTZ004-131800- /O.CON.KMSO.WS.W.0021.000000T0000Z-091215T0000Z/ LOWER CLARK FORK REGION- 318 AM MST SUN DEC 13 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS WILL CREATE DIFFICULT TRAVEL CONDITIONS CONTINUING THROUGH MONDAY AFTERNOON. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 6 TO 8 INCHES IN THE VALLEYS AND UP TO 12 INCHES OVER THE HIGH TERRAIN BY MONDAY. * LOCATIONS IMPACTED INCLUDE...LOOKOUT PASS...THOMPSON FALLS... SUPERIOR...EVARO HILL. $$ MTZ007-131800- /O.CON.KMSO.WS.W.0021.000000T0000Z-091215T0000Z/ BUTTE/BLACKFOOT REGION- 318 AM MST SUN DEC 13 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS AND GUSTY WINDS WILL CREATE DIFFICULT TRAVEL CONDITIONS STARTING THIS MORNING AND CONTINUING THROUGH MONDAY. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 4 TO 8 INCHES WITH LOCAL HIGHER AMOUNTS IN THE HIGH TERRAIN BY LATE SUNDAY. * WINDS: EAST WINDS OF 15 TO 25 MPH WITH GUSTS TO 35 MPH WILL CONTINUE THROUGH TODAY. WINDS COULD CAUSE BLOWING SNOW...REDUCED VISIBILITIES AND LOCAL WHITEOUT CONDITIONS OVER MACDONALD PASS. AND ALONG THE INTERSTATE 90 CORRIDOR NEAR GARRISON. * LOCATIONS IMPACTED INCLUDE...THE HIGHWAY CORRIDOR FROM GARRISON TO MACDONALD PASS...HELMVILLE...OVANDO. && $$ IDZ007-131800- /O.CON.KMSO.WS.W.0021.000000T0000Z-091214T1200Z/ OROFINO/GRANGEVILLE REGION- 218 AM PST SUN DEC 13 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST MONDAY. * IMPACTS/TIMING: MODERATE TO HEAVY SNOWFALL WILL CREATE DIFFICULT DRIVING CONDITIONS. * SNOW ACCUMULATIONS: 8 TO 12 INCHES OF NEW SNOW BY EARLY MONDAY MORNING. * LOCATIONS IMPACTED INCLUDE...GREER GRADE...HIGHWAY 12 OROFINO TO KOOSKIA && $$ IDZ008-131800- /O.CON.KMSO.WW.Y.0070.000000T0000Z-091214T1200Z/ LOWER HELLS CANYON/SALMON RIVER REGION- 218 AM PST SUN DEC 13 2009 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST MONDAY FOR...WHITE BIRD GRADE... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST MONDAY. * IMPACTS/TIMING: MODERATE SNOWFALL THROUGH EARLY MONDAY MORNING. * SNOW ACCUMULATIONS: TOTAL 3 TO 5 INCHES OF SNOWFALL LOCALLY UP TO 8 INCHES OVER WHITE BIRD SUMMIT BY MONDAY MORNING. && $$
000 WWUS45 KMSO 131703 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 1003 AM MST SUN DEC 13 2009 MTZ005-140000- /O.EXT.KMSO.WS.W.0021.000000T0000Z-091214T0000Z/ MISSOULA/BITTERROOT VALLEYS- 1003 AM MST SUN DEC 13 2009 ...WINTER STORM WARNING NOW IN EFFECT UNTIL 5 PM MST THIS AFTERNOON... THE WINTER STORM WARNING IS NOW IN EFFECT UNTIL 5 PM MST THIS AFTERNOON. * IMPACTS/TIMING: MODERATE SNOWFALL WILL CREATE PERIODS OF TRAVEL DIFFICULTIES THROUGH TODAY. * SNOW ACCUMULATIONS: 6 TO 10 INCHES BY LATE THIS AFTERNOON IN THE MISSOULA AND NORTHERN BITTERROOT VALLEY. ACCUMULATIONS OF 3 TO 5 INCHES IN THE SOUTHERN BITTERROOT VALLEY. * LOCATIONS IMPACTED INCLUDE...MISSOULA AND BITTERROOT VALLEYS && $$ MTZ043-140115- /O.CON.KMSO.WS.W.0021.000000T0000Z-091215T0000Z/ POTOMAC/SEELEY LAKE REGION- 1003 AM MST SUN DEC 13 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS AND LOCAL GUSTY WINDS WILL CREATE DIFFICULT TRAVEL CONDITIONS WHICH WILL CONTINUE THROUGH MONDAY AFTERNOON. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 8 TO 16 INCHES WITH LOCAL HIGHER AMOUNTS IN THE HIGH TERRAIN BY MONDAY. * WINDS: EAST WINDS OF 10 TO 15 MPH GUSTING TO 25 MPH WILL MAINLY IMPACT THE HIGHWAY 200 CORRIDOR FROM CLEARWATER JUNCTION TO POTOMAC THROUGH SUNDAY AFTERNOON. WINDS COULD CAUSE LOCAL WHITEOUT CONDITIONS DUE TO BLOWING AND DRIFTING OF SNOW. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 200 BONNER TO GREENOUGH... HIGHWAY 83 SEELEY LAKE TO CONDON...I-90 BONNER TO BEARMOUTH. && $$ IDZ005-006-140115- /O.CON.KMSO.WS.W.0021.000000T0000Z-091215T0000Z/ NORTHERN CLEARWATER MOUNTAINS-SOUTHERN CLEARWATER MOUNTAINS- 903 AM PST SUN DEC 13 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST MONDAY. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS WILL CREATE DIFFICULT TRAVEL CONDITIONS THROUGH MONDAY. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 7 TO 15 INCHES IN THE LOWER ELEVATIONS WITH 15 TO 25 INCHES IN THE MOUNTAINS ARE EXPECTED THROUGH MONDAY. * LOCATIONS IMPACTED INCLUDE...ELK RIVER...HIGHWAY 11 PIERCE TO HEADQUARTERS...PIERCE...DIXIE...ELK CITY...HIGHWAY 12 LOWELL TO LOLO PASS. && $$ MTZ002-140115- /O.CON.KMSO.WS.W.0021.000000T0000Z-091214T1200Z/ WEST GLACIER REGION- 1003 AM MST SUN DEC 13 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY. * IMPACTS/TIMING: PERIODS OF SNOW WITH STRONG GUSTY WINDS WILL CREATE DIFFICULT TRAVEL CONDITIONS THROUGH SUNDAY NIGHT. THE STRONGEST WINDS WILL LAST THROUGH THIS MORNING. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 8 TO 16 INCHES WITH LOCAL HIGHER AMOUNTS IN THE HIGH TERRAIN BY MONDAY MORNING. * WINDS: EAST WINDS OF 15 TO 25 MPH WITH HIGHER GUSTS TO 30 MPH WILL CONTINUE THROUGH THE DAY TODAY. THE STRONGEST WINDS WILL BE FROM WEST GLACIER TO BADROCK CANYON...CREATING LOCAL WHITEOUT CONDITIONS FROM BLOWING SNOW. DANGEROUS WIND CHILLS ARE ALSO EXPECTED IN THE 15 TO 30 BELOW ZERO RANGE. * LOCATIONS IMPACTED INCLUDE...BAD ROCK CANYON...ESSEX...HIGHWAY 83 BIGFORK TO SWAN LAKE...MARIAS PASS...POLEBRIDGE. && $$ MTZ003-140115- /O.CON.KMSO.WS.W.0021.000000T0000Z-091214T1200Z/ FLATHEAD/MISSION VALLEYS- 1003 AM MST SUN DEC 13 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY. * IMPACTS/TIMING: PERIODS OF SNOW WITH STRONG GUSTY WINDS WILL CREATE DIFFICULT TRAVEL CONDITIONS THROUGH SUNDAY NIGHT IN THE NORTHERN FLATHEAD VALLEY...ESPECIALLY ALONG US HIGHWAY 2 ENTERING BADROCK CANYON. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 6 TO 10 INCHES ARE EXPECTED BY EARLY MONDAY MORNING. * WINDS: NORTHEAST WINDS OF 15 TO 25 MPH WITH GUSTS TO 30 MPH WILL CONTINUE THROUGH TODAY IN THE NORTHERN FLATHEAD VALLEY...ESPECIALLY ALONG US HIGHWAY 2 ENTERING BADROCK CANYON. WINDS WILL CAUSE BLOWING SNOW...REDUCED VISIBILITIES AND DRIFTING OF SNOW. WIND CHILLS ARE ALSO EXPECTED IN THE 10 TO 20 BELOW ZERO RANGE IN THE NORTHERN FLATHEAD VALLEY. * LOCATIONS IMPACTED INCLUDE...FLATHEAD VALLEY. && $$ MTZ006-140115- /O.CON.KMSO.WS.W.0021.000000T0000Z-091215T0000Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 1003 AM MST SUN DEC 13 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY. * IMPACTS/TIMING: PERIODS OF HEAVY SNOW WILL CONTINUE INTO MONDAY...CREATING SLICK AND ICY CONDITIONS ESPECIALLY OVER LOLO AND LOST TRAIL PASSES. * SNOW ACCUMULATIONS: SNOW ACCUMULATIONS OF 12 TO 20 INCHES ARE EXPECTED. * LOCATIONS IMPACTED INCLUDE...LOLO AND LOST TRAIL PASSES. && $$ MTZ004-140115- /O.CON.KMSO.WS.W.0021.000000T0000Z-091215T0000Z/ LOWER CLARK FORK REGION- 1003 AM MST SUN DEC 13 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS WILL CREATE DIFFICULT TRAVEL CONDITIONS CONTINUING THROUGH MONDAY AFTERNOON. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 6 TO 8 INCHES IN THE VALLEYS AND UP TO 12 INCHES OVER THE HIGH TERRAIN BY MONDAY. * LOCATIONS IMPACTED INCLUDE...LOOKOUT PASS...THOMPSON FALLS... SUPERIOR...EVARO HILL. $$ MTZ007-140115- /O.CON.KMSO.WS.W.0021.000000T0000Z-091215T0000Z/ BUTTE/BLACKFOOT REGION- 1003 AM MST SUN DEC 13 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS AND GUSTY WINDS WILL CREATE DIFFICULT TRAVEL CONDITIONS STARTING THIS MORNING AND CONTINUING THROUGH MONDAY. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 4 TO 8 INCHES WITH LOCAL HIGHER AMOUNTS IN THE HIGH TERRAIN BY LATE SUNDAY. * WINDS: EAST WINDS OF 15 TO 25 MPH WITH GUSTS TO 30 MPH WILL CONTINUE THROUGH TODAY. WINDS COULD CAUSE BLOWING SNOW... REDUCED VISIBILITIES AND LOCAL WHITEOUT CONDITIONS OVER MACDONALD PASS AND ALONG THE INTERSTATE 90 CORRIDOR NEAR GARRISON. * LOCATIONS IMPACTED INCLUDE...THE HIGHWAY CORRIDOR FROM GARRISON TO MACDONALD PASS...HELMVILLE...OVANDO. && $$ IDZ007-140115- /O.CON.KMSO.WS.W.0021.000000T0000Z-091214T1200Z/ OROFINO/GRANGEVILLE REGION- 903 AM PST SUN DEC 13 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST MONDAY. * IMPACTS/TIMING: MODERATE TO HEAVY SNOWFALL WILL CREATE DIFFICULT DRIVING CONDITIONS. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 12 TO 20 INCHES OF NEW SNOW BY EARLY MONDAY MORNING. * LOCATIONS IMPACTED INCLUDE...GREER GRADE...HIGHWAY 12 OROFINO TO KOOSKIA && $$ IDZ008-140115- /O.CON.KMSO.WW.Y.0070.000000T0000Z-091214T1200Z/ LOWER HELLS CANYON/SALMON RIVER REGION- 903 AM PST SUN DEC 13 2009 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST MONDAY FOR WHITE BIRD GRADE... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST MONDAY. * IMPACTS/TIMING: MODERATE SNOWFALL THROUGH EARLY MONDAY MORNING. * SNOW ACCUMULATIONS: TOTAL 3 TO 6 INCHES OF SNOWFALL LOCALLY UP TO 8 INCHES OVER WHITE BIRD SUMMIT BY MONDAY MORNING. && $$
000 WWUS45 KMSO 132113 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 213 PM MST SUN DEC 13 2009 MTZ005-132215- /O.CAN.KMSO.WS.W.0021.000000T0000Z-091214T0000Z/ MISSOULA/BITTERROOT VALLEYS- 213 PM MST SUN DEC 13 2009 ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE WINTER STORM WARNING. ALTHOUGH SNOW SHOWERS ARE LIKELY TONIGHT...ADDITIONAL ACCUMULATIONS ARE EXPECTED TO BE LESS THAN 2 INCHES. $$ MTZ004-132215- /O.CAN.KMSO.WS.W.0021.000000T0000Z-091215T0000Z/ LOWER CLARK FORK REGION- 213 PM MST SUN DEC 13 2009 ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE WINTER STORM WARNING. ALTHOUGH SNOW SHOWERS ARE LIKELY TONIGHT...ADDITIONAL ACCUMULATIONS ARE EXPECTED TO BE LESS THAN 2 INCHES...EXCEPT UP TO 4 INCHES OVER LOOKOUT PASS AND EVARO HILL. $$ MTZ003-132215- /O.CAN.KMSO.WS.W.0021.000000T0000Z-091214T1200Z/ FLATHEAD/MISSION VALLEYS- 213 PM MST SUN DEC 13 2009 ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE WINTER STORM WARNING. ALTHOUGH SNOW SHOWERS ARE LIKELY TONIGHT...ADDITIONAL ACCUMULATIONS ARE EXPECTED TO BE LESS THAN 2 INCHES. $$ IDZ008-132215- /O.CAN.KMSO.WW.Y.0070.000000T0000Z-091214T1200Z/ LOWER HELLS CANYON/SALMON RIVER REGION- 113 PM PST SUN DEC 13 2009 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE WINTER WEATHER ADVISORY. ALTHOUGH SNOW SHOWERS ARE LIKELY TONIGHT...ADDITIONAL ACCUMULATIONS ARE EXPECTED TO BE LESS THAN 2 INCHES. $$ MTZ043-140600- /O.CON.KMSO.WS.W.0021.000000T0000Z-091215T0000Z/ POTOMAC/SEELEY LAKE REGION- 213 PM MST SUN DEC 13 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY. * IMPACTS/TIMING: SNOW SHOWERS...HEAVY AT TIMES...WILL CONTINUE TO CREATE DIFFICULT TRAVEL CONDITIONS THROUGH MONDAY AFTERNOON. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 8 TO 16 INCHES WITH LOCAL HIGHER AMOUNTS IN THE HIGH TERRAIN BY MONDAY. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 200 BONNER TO GREENOUGH... HIGHWAY 83 SEELEY LAKE TO CONDON...I-90 BONNER TO BEARMOUTH. && $$ IDZ005-006-140600- /O.CON.KMSO.WS.W.0021.000000T0000Z-091215T0000Z/ NORTHERN CLEARWATER MOUNTAINS-SOUTHERN CLEARWATER MOUNTAINS- 113 PM PST SUN DEC 13 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST MONDAY. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS WILL CONTINUE CREATING DIFFICULT TRAVEL CONDITIONS THROUGH MONDAY. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 8 TO 16 INCHES IN THE LOWER ELEVATIONS WITH 15 TO 25 INCHES IN THE MOUNTAINS ARE EXPECTED THROUGH MONDAY. * LOCATIONS IMPACTED INCLUDE...ELK RIVER...HIGHWAY 11 PIERCE TO HEADQUARTERS...PIERCE...DIXIE...ELK CITY...HIGHWAY 12 LOWELL TO LOLO PASS. && $$ MTZ002-140600- /O.CON.KMSO.WS.W.0021.000000T0000Z-091214T1200Z/ WEST GLACIER REGION- 213 PM MST SUN DEC 13 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY. * IMPACTS/TIMING: PERIODS OF SNOW WITH LOCAL GUSTY WINDS WILL CREATE DIFFICULT TRAVEL CONDITIONS THROUGH TONIGHT. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 8 TO 16 INCHES WITH LOCAL HIGHER AMOUNTS IN THE HIGH TERRAIN BY MONDAY MORNING. * WINDS: LOCAL EAST WINDS OF 15 TO 25 MPH WILL CONTINUE THROUGH BADROCK CANYON AND INTO WEST GLACIER CREATING BLOWING SNOW. DANGEROUS WIND CHILLS ARE ALSO EXPECTED IN THE 15 TO 30 BELOW ZERO RANGE. * LOCATIONS IMPACTED INCLUDE...BADROCK CANYON...ESSEX...HIGHWAY 83 BIGFORK TO SWAN LAKE...MARIAS PASS...POLEBRIDGE. && $$ MTZ006-140600- /O.CON.KMSO.WS.W.0021.000000T0000Z-091215T0000Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 213 PM MST SUN DEC 13 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY. * IMPACTS/TIMING: PERIODS OF HEAVY SNOW WILL CONTINUE INTO MONDAY...CREATING SLICK AND ICY CONDITIONS ESPECIALLY OVER LOLO AND LOST TRAIL PASSES. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 12 TO 20 INCHES ARE EXPECTED. * LOCATIONS IMPACTED INCLUDE...LOLO AND LOST TRAIL PASSES. && $$ MTZ007-140600- /O.CON.KMSO.WS.W.0021.000000T0000Z-091215T0000Z/ BUTTE/BLACKFOOT REGION- 213 PM MST SUN DEC 13 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY. * IMPACTS/TIMING: PERIODS OF SNOW...LOCALLY HEAVY SNOWFALL WITH GUSTY WINDS WILL CREATE DIFFICULT TRAVEL CONDITIONS THROUGH MONDAY. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 4 TO 8 INCHES WITH LOCAL HIGHER AMOUNTS IN THE HIGH TERRAIN BY LATE SUNDAY. * WINDS: LOCAL EAST WINDS OF 15 TO 20 MPH WILL CONTINUE THROUGH THE EVENING CREATING REDUCED VISIBILITIES FROM BLOWING SNOW BETWEEN AVON AND HELMVILLE ALONG HIGHWAY 141. * LOCATIONS IMPACTED INCLUDE...THE HIGHWAY CORRIDOR FROM GARRISON TO MACDONALD PASS...HELMVILLE...OVANDO. && $$ IDZ007-140600- /O.CON.KMSO.WS.W.0021.000000T0000Z-091214T1200Z/ OROFINO/GRANGEVILLE REGION- 113 PM PST SUN DEC 13 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST MONDAY. * IMPACTS/TIMING: MODERATE TO HEAVY SNOWFALL WILL CREATE DIFFICULT DRIVING CONDITIONS THROUGH EARLY MONDAY MORNING. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 12 TO 20 INCHES OF NEW SNOW BY EARLY MONDAY MORNING. * LOCATIONS IMPACTED INCLUDE...GREER GRADE...HIGHWAY 12 OROFINO TO KOOSKIA && $$
000 WWUS45 KMSO 140444 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 944 PM MST SUN DEC 13 2009 MTZ043-141300- /O.CON.KMSO.WS.W.0021.000000T0000Z-091215T0000Z/ POTOMAC/SEELEY LAKE REGION- 944 PM MST SUN DEC 13 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY. * IMPACTS/TIMING: SNOW SHOWERS...HEAVY AT TIMES...WILL CONTINUE TO CREATE DIFFICULT TRAVEL CONDITIONS THROUGH MONDAY AFTERNOON. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 8 TO 16 INCHES WITH LOCAL HIGHER AMOUNTS IN THE HIGH TERRAIN BY MONDAY. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 200 BONNER TO GREENOUGH... HIGHWAY 83 SEELEY LAKE TO CONDON...I-90 BONNER TO BEARMOUTH. && $$ IDZ005-006-141300- /O.CON.KMSO.WS.W.0021.000000T0000Z-091215T0000Z/ NORTHERN CLEARWATER MOUNTAINS-SOUTHERN CLEARWATER MOUNTAINS- 844 PM PST SUN DEC 13 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST MONDAY. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS WILL CONTINUE CREATING DIFFICULT TRAVEL CONDITIONS THROUGH MONDAY. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 8 TO 16 INCHES IN THE LOWER ELEVATIONS WITH 15 TO 25 INCHES IN THE MOUNTAINS ARE EXPECTED THROUGH MONDAY. * LOCATIONS IMPACTED INCLUDE...ELK RIVER...HIGHWAY 11 PIERCE TO HEADQUARTERS...PIERCE...DIXIE...ELK CITY...HIGHWAY 12 LOWELL TO LOLO PASS. && $$ MTZ002-141200- /O.CON.KMSO.WS.W.0021.000000T0000Z-091214T1200Z/ WEST GLACIER REGION- 944 PM MST SUN DEC 13 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY. * IMPACTS/TIMING: PERIODS OF SNOW WITH LOCAL GUSTY WINDS WILL CREATE DIFFICULT TRAVEL CONDITIONS THROUGH TONIGHT. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 8 TO 16 INCHES WITH LOCAL HIGHER AMOUNTS IN THE HIGH TERRAIN BY MONDAY MORNING. * WINDS: LOCAL EAST WINDS OF 15 TO 25 MPH WILL CONTINUE THROUGH BADROCK CANYON AND INTO WEST GLACIER CREATING BLOWING SNOW. DANGEROUS WIND CHILLS ARE ALSO EXPECTED IN THE 15 TO 30 BELOW ZERO RANGE. * LOCATIONS IMPACTED INCLUDE...BADROCK CANYON...ESSEX...HIGHWAY 83 BIGFORK TO SWAN LAKE...MARIAS PASS...POLEBRIDGE. && $$ MTZ006-141300- /O.CON.KMSO.WS.W.0021.000000T0000Z-091215T0000Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 944 PM MST SUN DEC 13 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY. * IMPACTS/TIMING: PERIODS OF HEAVY SNOW WILL CONTINUE INTO MONDAY...CREATING SLICK AND ICY CONDITIONS ESPECIALLY OVER LOLO AND LOST TRAIL PASSES. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 12 TO 20 INCHES ARE EXPECTED. * LOCATIONS IMPACTED INCLUDE...LOLO AND LOST TRAIL PASSES. && $$ MTZ007-141300- /O.CON.KMSO.WS.W.0021.000000T0000Z-091215T0000Z/ BUTTE/BLACKFOOT REGION- 944 PM MST SUN DEC 13 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY. * IMPACTS/TIMING: PERIODS OF SNOW...LOCALLY HEAVY SNOWFALL WITH GUSTY WINDS WILL CREATE DIFFICULT TRAVEL CONDITIONS THROUGH MONDAY. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 4 TO 8 INCHES WITH LOCAL HIGHER AMOUNTS IN THE HIGH TERRAIN BY LATE SUNDAY. * WINDS: LOCAL EAST WINDS OF 15 TO 20 MPH WILL CONTINUE THROUGH THE EVENING CREATING REDUCED VISIBILITIES FROM BLOWING SNOW BETWEEN AVON AND HELMVILLE ALONG HIGHWAY 141. * LOCATIONS IMPACTED INCLUDE...THE HIGHWAY CORRIDOR FROM GARRISON TO MACDONALD PASS...HELMVILLE...OVANDO. && $$ IDZ007-141200- /O.CON.KMSO.WS.W.0021.000000T0000Z-091214T1200Z/ OROFINO/GRANGEVILLE REGION- 844 PM PST SUN DEC 13 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST MONDAY. * IMPACTS/TIMING: MODERATE TO HEAVY SNOWFALL WILL CREATE DIFFICULT DRIVING CONDITIONS THROUGH EARLY MONDAY MORNING. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 12 TO 20 INCHES OF NEW SNOW BY EARLY MONDAY MORNING. * LOCATIONS IMPACTED INCLUDE...GREER GRADE...HIGHWAY 12 OROFINO TO KOOSKIA && $$
000 WWUS45 KMSO 141022 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 322 AM MST MON DEC 14 2009 IDZ007-MTZ002-141130- /O.CAN.KMSO.WS.W.0021.000000T0000Z-091214T1200Z/ OROFINO/GRANGEVILLE REGION-WEST GLACIER REGION- 322 AM MST MON DEC 14 2009 /222 AM PST MON DEC 14 2009/ ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE WINTER STORM WARNING. THE HEAVIEST AREA OF SNOW IS SHIFTING EAST OF THE CAMAS PRAIRIE AND SOUTH OF WEST GLACIER EARLY THIS MORNING. ALTHOUGH SCATTERED SHOWERS WILL CONTINUE THIS MORNING...THE HEAVY ACCUMULATIONS HAVE ENDED. THEREFORE THE WINTER STORM WARNING HAS BEEN CANCELLED. $$ MTZ043-141830- /O.CON.KMSO.WS.W.0021.000000T0000Z-091215T0000Z/ POTOMAC/SEELEY LAKE REGION- 322 AM MST MON DEC 14 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON. * IMPACTS/TIMING: SNOW SHOWERS...HEAVY AT TIMES...WILL CONTINUE TO CREATE DIFFICULT TRAVEL CONDITIONS THROUGH THIS AFTERNOON. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 8 TO 16 INCHES WITH LOCAL HIGHER AMOUNTS IN THE HIGH TERRAIN BY MID DAY TODAY. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 200 BONNER TO GREENOUGH... HIGHWAY 83 SEELEY LAKE TO CONDON...I-90 BONNER TO BEARMOUTH. && $$ IDZ005-006-141830- /O.CON.KMSO.WS.W.0021.000000T0000Z-091215T0000Z/ NORTHERN CLEARWATER MOUNTAINS-SOUTHERN CLEARWATER MOUNTAINS- 222 AM PST MON DEC 14 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON. * IMPACTS/TIMING: HEAVY SNOW ACCUMULATIONS WILL CONTINUE CREATING DIFFICULT TRAVEL CONDITIONS THROUGH THIS AFTERNOON. THE MAIN IMPACT AREA HAS SHIFTED SLIGHTLY NORTH...MEANING DIXIE AND ELK CITY WILL SEE LESS ACCUMULATING SNOW TODAY. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 8 TO 16 INCHES IN THE LOWER ELEVATIONS WITH 15 TO 25 INCHES IN THE MOUNTAINS ARE EXPECTED THROUGH MID DAY TODAY. * LOCATIONS IMPACTED INCLUDE...ELK RIVER...HIGHWAY 11 PIERCE TO HEADQUARTERS...PIERCE...HIGHWAY 12 LOWELL TO LOLO PASS. && $$ MTZ006-141830- /O.CON.KMSO.WS.W.0021.000000T0000Z-091215T0000Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 322 AM MST MON DEC 14 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON. * IMPACTS/TIMING: PERIODS OF HEAVY SNOW WILL CONTINUE INTO MONDAY...CREATING SLICK AND ICY CONDITIONS ESPECIALLY OVER LOLO AND LOST TRAIL PASSES. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 12 TO 20 INCHES ARE EXPECTED. * LOCATIONS IMPACTED INCLUDE...LOLO AND LOST TRAIL PASSES. && $$ MTZ007-141830- /O.CON.KMSO.WS.W.0021.000000T0000Z-091215T0000Z/ BUTTE/BLACKFOOT REGION- 322 AM MST MON DEC 14 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON. * IMPACTS/TIMING: PERIODS OF SNOW...LOCALLY HEAVY SNOWFALL WILL CREATE DIFFICULT TRAVEL CONDITIONS THROUGH THIS AFTERNOON. * SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 6 TO 10 INCHES WITH LOCAL HIGHER AMOUNTS TO 18 INCHES IN THE HIGH TERRAIN BY THIS AFTERNOON. * WINDS: LOCAL EAST WINDS OF 10 TO 15 MPH WILL CONTINUE THROUGH THE EARLY MORNING CREATING REDUCED VISIBILITIES FROM BLOWING SNOW BETWEEN AVON AND HELMVILLE ALONG HIGHWAY 141. WINDS WILL BECOME WEST AND DECREASE LATER THIS MORNING. * LOCATIONS IMPACTED INCLUDE...THE HIGHWAY CORRIDOR FROM GARRISON TO MACDONALD PASS...HELMVILLE...OVANDO. && $$
000 WWUS45 KMSO 141833 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 1133 AM MST MON DEC 14 2009 MTZ007-141945- /O.CAN.KMSO.WS.W.0021.000000T0000Z-091215T0000Z/ BUTTE/BLACKFOOT REGION- 1133 AM MST MON DEC 14 2009 ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE WINTER STORM WARNING. SNOW SHOWERS HAVE DECREASED. LOCAL SNOW SHOWERS MAY PRODUCE UP TO ONE INCH THROUGH THE AFTERNOON. $$ MTZ043-150000- /O.CON.KMSO.WS.W.0021.000000T0000Z-091215T0000Z/ POTOMAC/SEELEY LAKE REGION- 1133 AM MST MON DEC 14 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON. * IMPACTS/TIMING: LOCAL SNOW SHOWERS...HEAVY AT TIMES...WILL CONTINUE TO CREATE DIFFICULT TRAVEL CONDITIONS THROUGH THIS AFTERNOON. * SNOW ACCUMULATIONS: NEW SNOW WILL RANGE FROM 1 TO 2 INCHES...EXCEPT UP TO 4 INCHES IN THE VICINITY OF SNOW BANDS THIS AFTERNOON. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 200 BONNER TO GREENOUGH... HIGHWAY 83 SEELEY LAKE TO CONDON...I-90 BONNER TO BEARMOUTH. && $$ IDZ005-006-150000- /O.CON.KMSO.WS.W.0021.000000T0000Z-091215T0000Z/ NORTHERN CLEARWATER MOUNTAINS-SOUTHERN CLEARWATER MOUNTAINS- 1033 AM PST MON DEC 14 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON. * IMPACTS/TIMING: LOCAL HEAVY SNOW SHOWERS WILL CONTINUE CREATING DIFFICULT TRAVEL CONDITIONS THROUGH THIS AFTERNOON. THE MAIN IMPACT AREA HAS SHIFTED SLIGHTLY NORTH...MEANING DIXIE AND ELK CITY WILL SEE LESS ACCUMULATING SNOW TODAY. * SNOW ACCUMULATIONS: NEW SNOW WILL RANGE FROM 1 TO 2 INCHES...EXCEPT UP TO 4 INCHES IN THE VICINITY OF SNOW BANDS THIS AFTERNOON. * LOCATIONS IMPACTED INCLUDE...ELK RIVER...HIGHWAY 11 PIERCE TO HEADQUARTERS...PIERCE...HIGHWAY 12 LOWELL TO LOLO PASS. && $$ MTZ006-150000- /O.CON.KMSO.WS.W.0021.000000T0000Z-091215T0000Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 1133 AM MST MON DEC 14 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON. * IMPACTS/TIMING: LOCAL HEAVY SNOW SHOWERS WILL CONTINUE INTO THIS AFTERNOON...CREATING SLICK AND ICY CONDITIONS ESPECIALLY OVER LOLO AND LOST TRAIL PASSES. * SNOW ACCUMULATIONS: NEW SNOW WILL RANGE FROM 1 TO 2 INCHES...EXCEPT UP TO 4 INCHES IN THE VICINITY OF SNOW BANDS THIS AFTERNOON. * LOCATIONS IMPACTED INCLUDE...LOLO AND LOST TRAIL PASSES. && $$
000 WWUS45 KMSO 142103 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 203 PM MST MON DEC 14 2009 IDZ005-006-MTZ006-043-142215- /O.CAN.KMSO.WS.W.0021.000000T0000Z-091215T0000Z/ NORTHERN CLEARWATER MOUNTAINS-SOUTHERN CLEARWATER MOUNTAINS- BITTERROOT/SAPPHIRE MOUNTAINS-POTOMAC/SEELEY LAKE REGION- 203 PM MST MON DEC 14 2009 /103 PM PST MON DEC 14 2009/ ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE WINTER STORM WARNING. THE INTENSITY OF SNOW SHOWERS HAS DECREASED THIS AFTERNOON WITH EITHER VERY LITTLE ADDITIONAL ACCUMULATION EXPECTED OR SNOW CONFINED TO A FEW SNOW BANDS. WITHIN SNOW BANDS...1 TO 2 INCHES IS POSSIBLE INTO THE EVENING. $$
The office that day
Everything else NWS Missoula, MT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 11, 4:27 AM MST | Winter Storm Watch | MSO | Deer Lodge, Flathead, Granite, Lake, Mineral, Missoula and 3 more | 24 hr |
Nearby
Winter Storm Warnings in Montana, 2009Winter Storm Warnings in Idaho, 2009Every winter storm warning in 2009
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.