Alert archive / Montana / Winter Storm Warnings in 2011
Winter Storm Warning 19, NWS Missoula, MT
NWS Missoula, MT issued this winter storm warning at Nov 18, 2011, 7:31 AM PST for Clearwater County, Idaho County, Lemhi County, Idaho; 9 counties in Montana. It was in force for 20 hr. 10 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
- Nov 18, 2011, 7:31 AM PST (15:31 UTC)
- Expired
- Nov 19, 2011, 3:35 AM PST
- In force
- 20 hr
- Issued by
- NWS Missoula, MT
Counties Clearwater County, ID, Idaho County, ID, Lemhi County, ID, Flathead County, MT, Granite County, MT, Lake County, MT, Lincoln County, MT, Mineral County, MT, Missoula County, MT, Powell County, MT, Ravalli County, MT, Sanders County, MT
The radar
The Missoula radar (KMSX), 36 km from the middle of the area, began a volume at 15:37 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 |
|---|---|---|---|
| Nov 18, 9:25 AM PST | SNOW 2.3 | 5 Nne Happys Inn, MT | CO-OP OBSERVER REPORTED 2.3 INCHES OF SNOW OVERNIGHT |
| Nov 18, 9:25 AM PST | SNOW 5 | 12 S Ronan, MT | ESTIMATED 5.0 INCHES OF SNOW SINCE LAST NIGHT |
| Nov 18, 10:25 AM PST | SNOW 5.1 | 19 S Elk City, ID | CO-OP OBSERVER REPORTED 5.1 INCHES OF SNOW OVERNIGHT |
| Nov 18, 10:25 AM PST | SNOW 6.3 | 7 Nne Yaak, MT | CO-OP OBSERVER REPORTED 6.3 INCHES OF SNOW SINCE MIDNIGHT LAST NIGHT |
| Nov 18, 1:06 PM PST | SNOW 3 | 3 Ne Orofino, ID | |
| Nov 18, 1:08 PM PST | HEAVY SNOW 8 | Condon, MT | 8 INCHES SINCE 6AM |
| Nov 18, 2:24 PM PST | HEAVY SNOW 17.1 | 9 Nnw Noxon, MT | 17.1 INCHES OF SNOW SINCE MIDNIGHT. SNOW IS FALLING AT A RATE OF 2 INCHES AN HOUR. |
| Nov 18, 2:43 PM PST | SNOW 5 | Libby, MT | |
| Nov 18, 5:15 PM PST | SNOW 2 | 3 Ene Sula, MT | |
| Nov 18, 7:27 PM PST | HEAVY SNOW 8.9 | 2 Nw Heron, MT |
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, 3.5 hours before the alert went out and 172 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
- 563 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 38 m²/s²
- 0-3 km storm-relative helicity
- 16 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
564 WWUS45 KMSO 181531 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 831 AM MST FRI NOV 18 2011 MTZ006-182345- /O.UPG.KMSO.WW.Y.0065.000000T0000Z-111119T1200Z/ /O.NEW.KMSO.WS.W.0019.111118T1531Z-111119T1200Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 831 AM MST FRI NOV 18 2011 ...WINTER STORM WARNING IN EFFECT UNTIL 5 AM MST SATURDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT UNTIL 5 AM MST SATURDAY. THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. * IMPACTS/TIMING: MODERATE TO HEAVY SNOW WILL DEVELOP THIS MORNING AND CONTINUE THROUGH THIS EVENING. SNOW COVERED AND ICY ROADS WILL CREATE TRAVEL IMPACTS OVER LOST TRAIL AND LOLO PASS. * SNOW ACCUMULATIONS: TOTAL 10 TO 16 INCHES IN THE MOUNTAIN BY EARLY SATURDAY MORNING...INCLUDING THE PASSES. VALLEY LOCATIONS...4 TO 8 INCHES ARE EXPECTED. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 93 SULA TO LOST TRAIL PASS...LOLO PASS PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ MTZ001-182345- /O.UPG.KMSO.WW.Y.0065.000000T0000Z-111119T0600Z/ /O.NEW.KMSO.WS.W.0019.111118T1531Z-111119T0600Z/ KOOTENAI/CABINET REGION- 831 AM MST FRI NOV 18 2011 ...WINTER STORM WARNING IN EFFECT UNTIL 11 PM MST THIS EVENING... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT UNTIL 11 PM MST THIS EVENING. THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. * IMPACTS/TIMING: MODERATE TO HEAVY SNOW WILL DEVELOP THIS MORNING AND CONTINUE THROUGH THIS EVENING. SNOW COVERED AND ICY ROADS WILL CREATE DANGEROUS TRAVELING CONDITIONS. * SNOW ACCUMULATIONS: TOTAL 6 TO 10 INCHES BY THIS EVENING. THE MAIN FOCUS FOR SNOW ACCUMULATIONS WILL BE WEST OF A LINE FROM LAKE KOOCANUSA SOUTH TO HAPPY'S INN. * WINDS: GUSTY EAST WINDS 15 TO 25 MPH WILL CAUSE BLOWING AND DRIFTING SNOW EAST OF A LINE FROM LAKE KOOCANUSA SOUTH TO HAPPY'S INN. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 2 KALISPELL TO LIBBY... HIGHWAY 37 EUREKA TO LIBBY...HIGHWAY 56 BULL LAKE ROAD... HIGHWAY 93 EUREKA TO WHITEFISH PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... BLOWING SNOW...OR ICE ACCUMULATIONS ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ IDZ010-182345- /O.UPG.KMSO.WW.Y.0065.000000T0000Z-111119T1200Z/ /O.NEW.KMSO.WS.W.0019.111118T1531Z-111119T1200Z/ EASTERN LEMHI COUNTY- 831 AM MST FRI NOV 18 2011 ...WINTER STORM WARNING IN EFFECT UNTIL 5 AM MST SATURDAY FOR LOST TRAIL PASS... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW FOR LOST TRAIL PASS... WHICH IS IN EFFECT UNTIL 5 AM MST SATURDAY. THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. * IMPACTS/TIMING: MODERATE TO HEAVY SNOW WILL DEVELOP THIS MORNING AND CONTINUE THROUGH TONIGHT. SNOW COVERED AND ICY ROADS WILL CREATE TRAVEL IMPACTS OVER LOST TRAIL PASS. * SNOW ACCUMULATIONS: 8 TO 14 INCHES BY EARLY SATURDAY MORNING. && PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ IDZ005-006-182345- /O.UPG.KMSO.WW.Y.0065.000000T0000Z-111119T1200Z/ /O.NEW.KMSO.WS.W.0019.111118T1531Z-111119T1200Z/ NORTHERN CLEARWATER MOUNTAINS-SOUTHERN CLEARWATER MOUNTAINS- 731 AM PST FRI NOV 18 2011 ...WINTER STORM WARNING IN EFFECT UNTIL 4 AM PST SATURDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT UNTIL 4 AM PST SATURDAY. THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. * IMPACTS/TIMING: MODERATE TO HEAVY SNOW WILL DEVELOP THIS MORNING AND CONTINUE THROUGH EARLY SATURDAY MORNING. SNOW COVERED AND ICY ROADS WILL CREATE TRAVEL IMPACTS OVER THE HIGHER TERRAIN... INCLUDING LOLO PASS. * SNOW ACCUMULATIONS: TOTAL 10 TO 16 INCHES OVER THE HIGHER TERRAIN BY EARLY SATURDAY MORNING. LOWER ELEVATIONS BELOW 3000 FEET...4 TO 8 INCHES BY EARLY SATURDAY MORNING. * LOCATIONS IMPACTED INCLUDE...ELK RIVER...HIGHWAY 11 PIERCE TO HEADQUARTERS...PIERCE...DIXIE...ELK CITY...HIGHWAY 12 LOWELL TO LOLO PASS PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ MTZ004-182345- /O.UPG.KMSO.WW.Y.0065.000000T0000Z-111119T0600Z/ /O.NEW.KMSO.WS.W.0019.111118T1531Z-111119T1200Z/ LOWER CLARK FORK REGION- 831 AM MST FRI NOV 18 2011 ...WINTER STORM WARNING IN EFFECT UNTIL 5 AM MST SATURDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT UNTIL 5 AM MST SATURDAY. THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. * IMPACTS/TIMING: MODERATE TO HEAVY SNOW WILL DEVELOP THIS MORNING AND CONTINUE THROUGH TONIGHT. SNOW COVERED AND ICY ROADS WILL CREATE DANGEROUS TRAVELING CONDITIONS. * SNOW ACCUMULATIONS: TOTAL 10 TO 16 INCHES OVER THE MOUNTAINS... INCLUDING LOOKOUT PASS BY EARLY SATURDAY MORNING. LOWER ELEVATIONS...6 TO 10 INCHES. * LOCATIONS IMPACTED INCLUDE...EVARO HILL...HIGHWAY 200 THOMPSON FALLS TO PLAINS...HIGHWAY 200 TROUT CREEK TO HERON...I-90 LOOKOUT PASS TO HAUGAN PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ IDZ007-182345- /O.NEW.KMSO.WS.W.0019.111118T1531Z-111119T0600Z/ OROFINO/GRANGEVILLE REGION- 731 AM PST FRI NOV 18 2011 ...WINTER STORM WARNING IN EFFECT UNTIL 10 PM PST THIS EVENING ABOVE 2000 FEET... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WARNING FOR SNOW ABOVE 2000 FEET...WHICH IS IN EFFECT UNTIL 10 PM PST THIS EVENING. * IMPACTS/TIMING: MODERATE TO LOCALLY HEAVY SNOW WILL DEVELOP THIS MORNING AND THEN CONTINUE THROUGH THIS EVENING. SNOW COVERED AND ICY ROADS WILL CREATE DANGEROUS TRAVELING CONDITIONS. * SNOW ACCUMULATIONS: TOTAL 5 TO 9 INCHES BY LATE TONIGHT. * LOCATIONS IMPACTED INCLUDE...CAMAS PRAIRIE...GRANGEVILLE AND VICINITY...GREER GRADE PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ IDZ008-182345- /O.NEW.KMSO.WS.W.0019.111118T1531Z-111119T0600Z/ LOWER HELLS CANYON/SALMON RIVER REGION- 731 AM PST FRI NOV 18 2011 ...WINTER STORM WARNING IN EFFECT UNTIL 10 PM PST THIS EVENING FOR WHITE BIRD GRADE... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WARNING FOR SNOW FOR WHITE BIRD GRADE... WHICH IS IN EFFECT UNTIL 10 PM PST THIS EVENING. * IMPACTS/TIMING: MODERATE TO LOCALLY HEAVY SNOW WILL DEVELOP THIS MORNING AND THEN CONTINUE THROUGH THIS EVENING. SNOW COVERED AND ICY ROADS WILL CREATE DANGEROUS TRAVELING CONDITIONS OVER WHITE BIRD PASS. * SNOW ACCUMULATIONS: TOTAL 6 TO 10 INCHES BY LATE TONIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ MTZ005-182345- /O.EXT.KMSO.WW.Y.0065.000000T0000Z-111119T0000Z/ MISSOULA/BITTERROOT VALLEYS- 831 AM MST FRI NOV 18 2011 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 5 PM MST THIS AFTERNOON... THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL 5 PM MST THIS AFTERNOON. * IMPACTS/TIMING: LIGHT TO MODERATE SNOW WILL CONTINUE THROUGH THIS AFTERNOON. EAST WINDS WILL BE DEVELOPING IN THE MISSOULA VALLEY BY LATE THIS MORNING CAUSING BLOWING AND DRIFTING OF SNOW. SNOW COVERED AND ICY ROADS WILL CREATE TRAVEL IMPACTS THROUGHOUT THE DAY. * SNOW ACCUMULATIONS: TOTAL 2 TO 5 INCHES INCHES BY THIS EVENING. * WINDS: EAST WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH IN THE MISSOULA VALLEY BY LATE THIS MORNING. * LOCATIONS IMPACTED INCLUDE...BITTERROOT VALLEY...MISSOULA $$ MTZ003-182345- /O.CON.KMSO.WW.Y.0065.000000T0000Z-111119T1200Z/ FLATHEAD/MISSION VALLEYS- 831 AM MST FRI NOV 18 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY. * IMPACTS/TIMING: WIND AND SNOW WILL RESULT IN BLOWING SNOW AND REDUCED VISIBILITIES. GUSTY NORTHEAST WINDS WILL COMBINE WITH INCREASING SNOW TO CREATE HAZARDOUS DRIVING CONDITIONS ACROSS THE NORTHERN FLATHEAD VALLEY. * SNOW ACCUMULATIONS: 1 TO 3 INCHES...LOCALLY UP TO 5 INCHES. * WINDS AND WIND CHILLS: NORTHEAST WINDS 20 TO 30 MPH WITH GUSTS UP TO 40 MPH ACROSS THE NORTHERN FLATHEAD VALLEY. WIND CHILLS VALUES WILL BE APPROACHING 5 TO 10 BELOW ZERO BY EARLY SATURDAY MORNING. * LOCATIONS IMPACTED INCLUDE...FLATHEAD LAKE...FLATHEAD VALLEY... MISSION VALLEY...POLSON $$ MTZ043-182345- /O.CON.KMSO.WW.Y.0065.000000T0000Z-111119T0600Z/ POTOMAC/SEELEY LAKE REGION- 831 AM MST FRI NOV 18 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING. * IMPACTS/TIMING: SNOW...MODERATE AT TIMES...WILL CONTINUE WITH ACCUMULATIONS EXPECTED THROUGH THIS EVENING. EAST WINDS WILL COMBINE WITH SNOW ON HIGHWAY 200 BETWEEN BONNER AND OVANDO CREATING REDUCED VISIBILITIES AND POOR DRIVING CONDITIONS. COLD WIND CHILLS SHOULD BE EXPECTED ALONG HIGHWAY 200 THROUGH EARLY SATURDAY MORNING. * SNOW ACCUMULATIONS: TOTAL 3 TO 6 INCHES LOCALLY...UP TO 8 INCHES OVER THE HIGHER TERRAIN. * WINDS AND WIND CHILLS: EAST WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH ALONG HIGHWAY 200 THIS AFTERNOON AND TONIGHT. WIND CHILL VALUES 10 TO 15 BELOW ZERO ARE EXPECTED BY EARLY SATURDAY MORNING. && $$ MTZ002-182345- /O.CON.KMSO.WC.Y.0006.000000T0000Z-111119T1600Z/ WEST GLACIER REGION- 831 AM MST FRI NOV 18 2011 ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 9 AM MST SATURDAY... A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 9 AM MST SATURDAY. * IMPACTS/TIMING: STRONG NORTHEAST WINDS WILL USHER COLDER AIR INTO THE AREA TODAY THROUGH TONIGHT...CREATING AREAS OF BLOWING AND DRIFTING SNOW AND REDUCED VISIBILITIES. WINDS AND COLD TEMPERATURES WILL COMBINE TO PRODUCE BITTERLY COLD WIND CHILLS OVERNIGHT TONIGHT. * SNOW ACCUMULATIONS: 1 TO 3 INCHES. * WINDS AND WIND CHILLS: STRONG AND GUSTY EAST WINDS 15 TO 25 MPH WITH GUSTS TO 30 MPH CONTINUING THROUGH TONIGHT. WIND CHILL VALUES 10 TO 20 BELOW ZERO ARE EXPECTED TONIGHT AND INTO SATURDAY MORNING. * LOCATIONS IMPACTED INCLUDE...BAD ROCK CANYON...ESSEX...HIGHWAY 83 BIGFORK TO SWAN LAKE...MARIAS PASS...POLEBRIDGE $$
5 follow-up statements
151 WWUS45 KMSO 181759 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 1059 AM MST FRI NOV 18 2011 IDZ005-006-190200- /O.CON.KMSO.WS.W.0019.000000T0000Z-111119T1200Z/ NORTHERN CLEARWATER MOUNTAINS-SOUTHERN CLEARWATER MOUNTAINS- 959 AM PST FRI NOV 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST SATURDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST SATURDAY. * IMPACTS/TIMING: MODERATE TO HEAVY SNOW WILL DEVELOP THIS MORNING AND CONTINUE THROUGH EARLY SATURDAY MORNING. SNOW COVERED AND ICY ROADS WILL CREATE TRAVEL IMPACTS OVER THE HIGHER TERRAIN... INCLUDING LOLO PASS. * SNOW ACCUMULATIONS: TOTAL 10 TO 16 INCHES OVER THE HIGHER TERRAIN BY EARLY SATURDAY MORNING. LOWER ELEVATIONS BELOW 3000 FEET...4 TO 8 INCHES BY EARLY SATURDAY MORNING. * LOCATIONS IMPACTED INCLUDE...ELK RIVER...HIGHWAY 11 PIERCE TO HEADQUARTERS...PIERCE...DIXIE...ELK CITY...HIGHWAY 12 LOWELL TO LOLO PASS PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ MTZ001-190200- /O.CON.KMSO.WS.W.0019.000000T0000Z-111119T0600Z/ KOOTENAI/CABINET REGION- 1059 AM MST FRI NOV 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING. * IMPACTS/TIMING: MODERATE TO HEAVY SNOW WILL DEVELOP THIS MORNING AND CONTINUE THROUGH THIS EVENING. SNOW COVERED AND ICY ROADS WILL CREATE DANGEROUS TRAVELING CONDITIONS. * SNOW ACCUMULATIONS: TOTAL 6 TO 10 INCHES BY THIS EVENING. THE MAIN FOCUS FOR SNOW ACCUMULATIONS WILL BE WEST OF A LINE FROM LAKE KOOCANUSA SOUTH TO HAPPY'S INN. * WINDS: GUSTY EAST WINDS 15 TO 25 MPH WILL CAUSE BLOWING AND DRIFTING SNOW EAST OF A LINE FROM LAKE KOOCANUSA SOUTH TO HAPPY'S INN. * 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 STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... BLOWING SNOW...OR ICE ACCUMULATIONS ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ MTZ004-190200- /O.CON.KMSO.WS.W.0019.000000T0000Z-111119T1200Z/ LOWER CLARK FORK REGION- 1059 AM MST FRI NOV 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY. * IMPACTS/TIMING: MODERATE TO HEAVY SNOW WILL DEVELOP THIS MORNING AND CONTINUE THROUGH TONIGHT. SNOW COVERED AND ICY ROADS WILL CREATE DANGEROUS TRAVELING CONDITIONS. * SNOW ACCUMULATIONS: TOTAL 10 TO 16 INCHES OVER THE MOUNTAINS... INCLUDING LOOKOUT PASS BY EARLY SATURDAY MORNING. LOWER ELEVATIONS...6 TO 10 INCHES. * LOCATIONS IMPACTED INCLUDE...EVARO HILL...HIGHWAY 200 THOMPSON FALLS TO PLAINS...HIGHWAY 200 TROUT CREEK TO HERON...I-90 LOOKOUT PASS TO HAUGAN PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ MTZ006-190200- /O.CON.KMSO.WS.W.0019.000000T0000Z-111119T1200Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 1059 AM MST FRI NOV 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY. * IMPACTS/TIMING: MODERATE TO HEAVY SNOW WILL DEVELOP THIS MORNING AND CONTINUE THROUGH THIS EVENING. SNOW COVERED AND ICY ROADS WILL CREATE TRAVEL IMPACTS OVER LOST TRAIL AND LOLO PASS. * SNOW ACCUMULATIONS: TOTAL 10 TO 16 INCHES IN THE MOUNTAIN BY EARLY SATURDAY MORNING...INCLUDING THE PASSES. VALLEY LOCATIONS...4 TO 8 INCHES ARE EXPECTED. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 93 SULA TO LOST TRAIL PASS...LOLO PASS PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ IDZ007-190200- /O.CON.KMSO.WS.W.0019.000000T0000Z-111119T0600Z/ OROFINO/GRANGEVILLE REGION- 959 AM PST FRI NOV 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING ABOVE 2000 FEET... A WINTER STORM WARNING ABOVE 2000 FEET REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING. * IMPACTS/TIMING: MODERATE TO LOCALLY HEAVY SNOW WILL DEVELOP THIS MORNING AND THEN CONTINUE THROUGH THIS EVENING. SNOW COVERED AND ICY ROADS WILL CREATE DANGEROUS TRAVELING CONDITIONS. * SNOW ACCUMULATIONS: TOTAL 5 TO 9 INCHES BY LATE TONIGHT. * LOCATIONS IMPACTED INCLUDE...CAMAS PRAIRIE...GRANGEVILLE AND VICINITY...GREER GRADE PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ IDZ008-190200- /O.CON.KMSO.WS.W.0019.000000T0000Z-111119T0600Z/ LOWER HELLS CANYON/SALMON RIVER REGION- 959 AM PST FRI NOV 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING FOR WHITE BIRD GRADE... A WINTER STORM WARNING FOR WHITE BIRD GRADE REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING. * IMPACTS/TIMING: MODERATE TO LOCALLY HEAVY SNOW WILL DEVELOP THIS MORNING AND THEN CONTINUE THROUGH THIS EVENING. SNOW COVERED AND ICY ROADS WILL CREATE DANGEROUS TRAVELING CONDITIONS OVER WHITE BIRD PASS. * SNOW ACCUMULATIONS: TOTAL 6 TO 10 INCHES BY LATE TONIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ IDZ010-190200- /O.CON.KMSO.WS.W.0019.000000T0000Z-111119T1200Z/ EASTERN LEMHI COUNTY- 1059 AM MST FRI NOV 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY FOR LOST TRAIL PASS... A WINTER STORM WARNING FOR LOST TRAIL PASS REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY. * IMPACTS/TIMING: MODERATE TO HEAVY SNOW WILL DEVELOP THIS MORNING AND CONTINUE THROUGH TONIGHT. SNOW COVERED AND ICY ROADS WILL CREATE TRAVEL IMPACTS OVER LOST TRAIL PASS. * SNOW ACCUMULATIONS: 8 TO 14 INCHES BY EARLY SATURDAY MORNING. A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ MTZ007-190200- /O.EXB.KMSO.WW.Y.0065.000000T0000Z-111119T1600Z/ BUTTE/BLACKFOOT REGION- 1059 AM MST FRI NOV 18 2011 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 9 AM MST SATURDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND BITTERLY COLD WIND CHILLS...WHICH IS IN EFFECT UNTIL 9 AM MST SATURDAY. * IMPACTS/TIMING: SNOW...MODERATE AT TIMES WILL CONTINUE THROUGH THIS EVENING. SNOW COVERED AND ICY ROADS WILL CREATE TRAVEL IMPACTS THROUGHOUT THE DAY. EAST WINDS WILL BE DEVELOPING THIS AFTERNOON. THE COMBINATION OF COOLING TEMPERATURES AND WINDS WILL CREATE BITTERLY COLD WIND CHILL AFTER MIDNIGHT TONIGHT AND THROUGH SATURDAY MORNING. * SNOW ACCUMULATIONS: TOTAL 2 TO 5 INCHES BY THIS EVENING. LOCALLY UP TO 8 INCHES OVER THE MOUNTAINS...INCLUDING GEORGETOWN LAKE...HOMESTAKE AND MACDONALD PASSES. * WINDS: LOCAL EAST WINDS 10 TO 20 MPH THROUGH ELLISON AND GARRISON JUNCTION. * LOCATIONS IMPACTED INCLUDE...BUTTE...GEORGETOWN LAKE...HIGHWAY 12 GARRISON TO ELLISTON...MACDONALD PASS $$ MTZ005-190000- /O.CON.KMSO.WW.Y.0065.000000T0000Z-111119T0000Z/ MISSOULA/BITTERROOT VALLEYS- 1059 AM MST FRI NOV 18 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON. * IMPACTS/TIMING: LIGHT TO MODERATE SNOW WILL CONTINUE THROUGH THIS AFTERNOON. EAST WINDS WILL BE DEVELOPING IN THE MISSOULA VALLEY BY LATE THIS MORNING CAUSING BLOWING AND DRIFTING OF SNOW. SNOW COVERED AND ICY ROADS WILL CREATE TRAVEL IMPACTS THROUGHOUT THE DAY. * SNOW ACCUMULATIONS: TOTAL 2 TO 5 INCHES INCHES BY THIS EVENING. * WINDS: EAST WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH IN THE MISSOULA VALLEY BY LATE THIS MORNING. * LOCATIONS IMPACTED INCLUDE...BITTERROOT VALLEY...MISSOULA $$ MTZ003-190200- /O.CON.KMSO.WW.Y.0065.000000T0000Z-111119T1200Z/ FLATHEAD/MISSION VALLEYS- 1059 AM MST FRI NOV 18 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY. * IMPACTS/TIMING: WIND AND SNOW WILL RESULT IN BLOWING SNOW AND REDUCED VISIBILITIES. GUSTY NORTHEAST WINDS WILL COMBINE WITH INCREASING SNOW TO CREATE HAZARDOUS DRIVING CONDITIONS ACROSS THE NORTHERN FLATHEAD VALLEY. * SNOW ACCUMULATIONS: 1 TO 3 INCHES...LOCALLY UP TO 5 INCHES. * WINDS AND WIND CHILLS: NORTHEAST WINDS 20 TO 30 MPH WITH GUSTS UP TO 40 MPH ACROSS THE NORTHERN FLATHEAD VALLEY. WIND CHILLS VALUES WILL BE APPROACHING 5 TO 10 BELOW ZERO BY EARLY SATURDAY MORNING. * LOCATIONS IMPACTED INCLUDE...FLATHEAD LAKE...FLATHEAD VALLEY... MISSION VALLEY...POLSON $$ MTZ043-190200- /O.CON.KMSO.WW.Y.0065.000000T0000Z-111119T0600Z/ POTOMAC/SEELEY LAKE REGION- 1059 AM MST FRI NOV 18 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING. * IMPACTS/TIMING: SNOW...MODERATE AT TIMES...WILL CONTINUE WITH ACCUMULATIONS EXPECTED THROUGH THIS EVENING. EAST WINDS WILL COMBINE WITH SNOW ON HIGHWAY 200 BETWEEN BONNER AND OVANDO CREATING REDUCED VISIBILITIES AND POOR DRIVING CONDITIONS. COLD WIND CHILLS SHOULD BE EXPECTED ALONG HIGHWAY 200 THROUGH EARLY SATURDAY MORNING. * SNOW ACCUMULATIONS: TOTAL 3 TO 6 INCHES LOCALLY...UP TO 8 INCHES OVER THE HIGHER TERRAIN. * WINDS AND WIND CHILLS: EAST WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH ALONG HIGHWAY 200 THIS AFTERNOON AND TONIGHT. WIND CHILL VALUES 10 TO 15 BELOW ZERO ARE EXPECTED BY EARLY SATURDAY MORNING. && $$ MTZ002-190200- /O.CON.KMSO.WC.Y.0006.000000T0000Z-111119T1600Z/ WEST GLACIER REGION- 1059 AM MST FRI NOV 18 2011 ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 9 AM MST SATURDAY... A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 9 AM MST SATURDAY. * IMPACTS/TIMING: STRONG NORTHEAST WINDS WILL USHER COLDER AIR INTO THE AREA TODAY THROUGH TONIGHT...CREATING AREAS OF BLOWING AND DRIFTING SNOW AND REDUCED VISIBILITIES. WINDS AND COLD TEMPERATURES WILL COMBINE TO PRODUCE BITTERLY COLD WIND CHILLS OVERNIGHT TONIGHT. * SNOW ACCUMULATIONS: 1 TO 3 INCHES. * WINDS AND WIND CHILLS: STRONG AND GUSTY EAST WINDS 15 TO 25 MPH WITH GUSTS TO 30 MPH CONTINUING THROUGH TONIGHT. WIND CHILL VALUES 10 TO 20 BELOW ZERO ARE EXPECTED TONIGHT AND INTO SATURDAY MORNING. * LOCATIONS IMPACTED INCLUDE...BAD ROCK CANYON...ESSEX...HIGHWAY 83 BIGFORK TO SWAN LAKE...MARIAS PASS...POLEBRIDGE $$
040 WWUS45 KMSO 182024 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 124 PM MST FRI NOV 18 2011 IDZ007-008-182130- /O.CAN.KMSO.WS.W.0019.000000T0000Z-111119T0600Z/ OROFINO/GRANGEVILLE REGION-LOWER HELLS CANYON/SALMON RIVER REGION- 1224 PM PST FRI NOV 18 2011 ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE WINTER STORM WARNING. $$ MTZ002-190430- /O.CAN.KMSO.WC.Y.0006.000000T0000Z-111119T1600Z/ /O.EXA.KMSO.WW.Y.0065.000000T0000Z-111119T1600Z/ WEST GLACIER REGION- 124 PM MST FRI NOV 18 2011 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 9 AM MST SATURDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER WEATHER ADVISORY FOR BLOWING SNOW AND WIND CHILLS...WHICH IS IN EFFECT UNTIL 9 AM MST SATURDAY. * IMPACTS/TIMING: STRONG NORTHEAST WINDS WILL USHER COLDER AIR INTO THE AREA THROUGH TONIGHT...CREATING AREAS OF BLOWING AND DRIFTING SNOW AND REDUCED VISIBILITIES. WINDS AND COLD TEMPERATURES WILL COMBINE TO PRODUCE BITTERLY COLD WIND CHILLS TONIGHT AND SATURDAY MORNING. * SNOW ACCUMULATIONS: TOTAL 1 TO 4 INCHES. * WINDS AND WIND CHILLS: STRONG AND GUSTY EAST WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH. WIND CHILL VALUES 10 TO 20 BELOW ZERO ARE EXPECTED TONIGHT AND INTO SATURDAY MORNING. * LOCATIONS IMPACTED INCLUDE...BAD ROCK CANYON...ESSEX...HIGHWAY 83 BIGFORK TO SWAN LAKE...MARIAS PASS...POLEBRIDGE PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO STRONG WINDS BLOWING SNOW AROUND. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. BITTERLY COLD WIND CHILLS MAY RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. && $$ MTZ043-190430- /O.UPG.KMSO.WW.Y.0065.000000T0000Z-111119T0600Z/ /O.EXA.KMSO.WS.W.0019.000000T0000Z-111119T1200Z/ POTOMAC/SEELEY LAKE REGION- 124 PM MST FRI NOV 18 2011 ...WINTER STORM WARNING IN EFFECT UNTIL 5 AM MST SATURDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WARNING FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT UNTIL 5 AM MST SATURDAY. THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. * IMPACTS/TIMING: SNOW...MODERATE AT TIMES...WILL CONTINUE WITH ACCUMULATIONS EXPECTED THROUGH THIS EVENING. EAST WINDS WILL COMBINE WITH SNOW ON HIGHWAY 200 BETWEEN BONNER AND OVANDO CREATING REDUCED VISIBILITIES AND HAZARDOUS DRIVING CONDITIONS. COLD WIND CHILLS SHOULD BE EXPECTED ALONG HIGHWAY 200 THROUGH EARLY SATURDAY MORNING. * SNOW ACCUMULATIONS: TOTAL 3 TO 6 INCHES LOCALLY...UP TO 9 INCHES ALONG HIGHWAY 83 BETWEEN SEELEY LAKE TO CONDON. * WINDS AND WIND CHILLS: EAST WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH ALONG HIGHWAY 200 THIS AFTERNOON AND TONIGHT. WIND CHILL VALUES 10 TO 15 BELOW ZERO ARE EXPECTED BY EARLY SATURDAY MORNING. && PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... BLOWING SNOW...OR ICE ACCUMULATIONS ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. BITTERLY COLD WIND CHILLS MAY RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. && $$ IDZ005-006-190430- /O.CON.KMSO.WS.W.0019.000000T0000Z-111119T1200Z/ NORTHERN CLEARWATER MOUNTAINS-SOUTHERN CLEARWATER MOUNTAINS- 1224 PM PST FRI NOV 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST SATURDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST SATURDAY. * IMPACTS/TIMING: MODERATE TO LOCALLY HEAVY SNOW WILL CONTINUE THROUGH EARLY SATURDAY MORNING. SNOW COVERED AND ICY ROADS WILL CREATE TRAVEL IMPACTS OVER THE HIGHER TERRAIN... INCLUDING LOLO PASS. * SNOW ACCUMULATIONS: TOTAL 10 TO 16 INCHES OVER THE HIGHER TERRAIN BY EARLY SATURDAY MORNING. LOWER ELEVATIONS BELOW 3000 FEET...4 TO 8 INCHES. * 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 FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ MTZ001-190430- /O.CON.KMSO.WS.W.0019.000000T0000Z-111119T0600Z/ KOOTENAI/CABINET REGION- 124 PM MST FRI NOV 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING. * IMPACTS/TIMING: MODERATE TO HEAVY SNOW WILL CONTINUE THROUGH THIS EVENING. SNOW COVERED AND ICY ROADS WILL CREATE DANGEROUS TRAVELING CONDITIONS. * SNOW ACCUMULATIONS: TOTAL 6 TO 10 INCHES BY THIS EVENING. THE MAIN FOCUS FOR SNOW ACCUMULATIONS WILL BE WEST OF A LINE FROM LAKE KOOCANUSA SOUTH TO HAPPY'S INN. * WINDS: GUSTY EAST WINDS 15 TO 25 MPH WILL CAUSE BLOWING AND DRIFTING SNOW EAST OF A LINE FROM LAKE KOOCANUSA SOUTH TO HAPPY'S INN. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 2 KALISPELL TO LIBBY... HIGHWAY 37 EUREKA TO LIBBY...HIGHWAY 56 BULL LAKE ROAD... HIGHWAY 93 EUREKA TO WHITEFISH PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... BLOWING SNOW...OR ICE ACCUMULATIONS ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ MTZ004-190430- /O.CON.KMSO.WS.W.0019.000000T0000Z-111119T1200Z/ LOWER CLARK FORK REGION- 124 PM MST FRI NOV 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY. * IMPACTS/TIMING: MODERATE TO LOCALLY HEAVY SNOW WILL CONTINUE THROUGH TONIGHT. SNOW COVERED AND ICY ROADS WILL CREATE DANGEROUS TRAVELING CONDITIONS. * SNOW ACCUMULATIONS: TOTAL 10 TO 16 INCHES OVER THE MOUNTAINS... INCLUDING LOOKOUT PASS BY EARLY SATURDAY MORNING. LOWER ELEVATIONS...5 TO 10 INCHES. * LOCATIONS IMPACTED INCLUDE...EVARO HILL...HIGHWAY 200 TROUT CREEK TO HERON...I-90 LOOKOUT PASS TO HAUGAN PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ MTZ006-190430- /O.CON.KMSO.WS.W.0019.000000T0000Z-111119T1200Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 124 PM MST FRI NOV 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY. * IMPACTS/TIMING: MODERATE TO LOCALLY HEAVY SNOW WILL CONTINUE THROUGH THIS EVENING. SNOW COVERED AND ICY ROADS WILL CREATE TRAVEL IMPACTS OVER LOST TRAIL AND LOLO PASS. * SNOW ACCUMULATIONS: TOTAL 8 TO 12 INCHES IN THE MOUNTAINS BY EARLY SATURDAY MORNING...INCLUDING THE PASSES. VALLEY LOCATIONS...4 TO 8 INCHES ARE EXPECTED. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 93 SULA TO LOST TRAIL PASS...LOLO PASS PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ IDZ010-190430- /O.CON.KMSO.WS.W.0019.000000T0000Z-111119T1200Z/ EASTERN LEMHI COUNTY- 124 PM MST FRI NOV 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY FOR LOST TRAIL PASS... A WINTER STORM WARNING FOR LOST TRAIL PASS REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY. * IMPACTS/TIMING: MODERATE TO LOCALLY HEAVY SNOW WILL CONTINUE THROUGH TONIGHT. SNOW COVERED AND ICY ROADS WILL CREATE TRAVEL IMPACTS OVER LOST TRAIL PASS. * SNOW ACCUMULATIONS: 8 TO 12 INCHES BY EARLY SATURDAY MORNING. A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ MTZ005-190430- /O.EXT.KMSO.WW.Y.0065.000000T0000Z-111119T0600Z/ MISSOULA/BITTERROOT VALLEYS- 124 PM MST FRI NOV 18 2011 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 11 PM MST THIS EVENING... THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL 11 PM MST THIS EVENING. * IMPACTS/TIMING: LIGHT TO MODERATE SNOW WILL CONTINUE THROUGH THIS EVENING. STRONG EAST WINDS IN THE MISSOULA VALLEY WILL CAUSE BLOWING AND DRIFTING OF SNOW AND REDUCED VISIBILITIES. SNOW COVERED AND ICY ROADS WILL CREATE TRAVEL IMPACTS THROUGHOUT THE DAY. * SNOW ACCUMULATIONS: TOTAL 2 TO 4 INCHES BY MIDNIGHT TONIGHT. * WINDS: EAST WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH IN THE MISSOULA VALLEY. * LOCATIONS IMPACTED INCLUDE...BITTERROOT VALLEY...MISSOULA $$ MTZ003-190430- /O.CON.KMSO.WW.Y.0065.000000T0000Z-111119T1200Z/ FLATHEAD/MISSION VALLEYS- 124 PM MST FRI NOV 18 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY. * IMPACTS/TIMING: SNOW AND BLOWING SNOW WILL RESULT IN REDUCED VISIBILITIES AND POOR DRIVING CONDITIONS. STRONG NORTHEAST WINDS ACROSS THE NORTHERN FLATHEAD VALLEY WILL CREATE BITTERLY COLD WIND CHILLS. * SNOW ACCUMULATIONS: TOTAL 1 TO 3 INCHES...LOCALLY UP TO 5 INCHES. * WINDS AND WIND CHILLS: NORTHEAST WINDS 15 TO 25 MPH WITH GUSTS UP TO 35 MPH ACROSS THE NORTHERN FLATHEAD VALLEY WILL RESULT IN WIND CHILLS VALUES WILL BE APPROACHING 5 TO 10 BELOW ZERO BY EARLY SATURDAY MORNING. * LOCATIONS IMPACTED INCLUDE...FLATHEAD LAKE...FLATHEAD VALLEY... MISSION VALLEY...POLSON $$ MTZ007-190430- /O.CON.KMSO.WW.Y.0065.000000T0000Z-111119T1600Z/ BUTTE/BLACKFOOT REGION- 124 PM MST FRI NOV 18 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM MST SATURDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM MST SATURDAY. * IMPACTS/TIMING: SNOW...MODERATE AT TIMES WILL CONTINUE THROUGH THIS EVENING. SNOW COVERED AND ICY ROADS WILL CREATE TRAVEL IMPACTS THROUGHOUT THE DAY. EAST WINDS WILL BE DEVELOPING THIS AFTERNOON. THE COMBINATION OF TEMPERATURES AND WINDS WILL CREATE BITTERLY COLD WIND CHILL AFTER MIDNIGHT TONIGHT AND THROUGH SATURDAY MORNING. * SNOW ACCUMULATIONS: TOTAL 2 TO 5 INCHES BY THIS EVENING. LOCALLY UP TO 8 INCHES OVER THE MOUNTAINS...INCLUDING GEORGETOWN LAKE...HOMESTAKE AND MACDONALD PASSES. * WINDS AND WIND CHILLS: LOCAL EAST WINDS 10 TO 20 MPH THROUGH ELLISON AND GARRISON JUNCTION. BITTERLY COLD WIND CHILLS BETWEEN 10 TO 20 BELOW ZERO ARE EXPECTED AFTER MIDNIGHT TONIGHT AND SATURDAY MORNING. * LOCATIONS IMPACTED INCLUDE...BUTTE...GEORGETOWN LAKE...HIGHWAY 12 GARRISON TO ELLISTON...MACDONALD PASS $$
832 WWUS45 KMSO 190427 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 927 PM MST FRI NOV 18 2011 IDZ005-006-191200- /O.CON.KMSO.WS.W.0019.000000T0000Z-111119T1200Z/ NORTHERN CLEARWATER MOUNTAINS-SOUTHERN CLEARWATER MOUNTAINS- 827 PM PST FRI NOV 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST SATURDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST SATURDAY. * IMPACTS/TIMING: MODERATE TO LOCALLY HEAVY SNOW WILL CONTINUE THROUGH EARLY SATURDAY MORNING. SNOW COVERED AND ICY ROADS WILL CREATE TRAVEL IMPACTS OVER THE HIGHER TERRAIN... INCLUDING LOLO PASS. * SNOW ACCUMULATIONS: TOTAL 10 TO 16 INCHES OVER THE HIGHER TERRAIN BY EARLY SATURDAY MORNING. LOWER ELEVATIONS BELOW 3000 FEET...4 TO 8 INCHES. * 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 FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ MTZ001-190600- /O.CON.KMSO.WS.W.0019.000000T0000Z-111119T0600Z/ KOOTENAI/CABINET REGION- 927 PM MST FRI NOV 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING. * IMPACTS/TIMING: MODERATE TO HEAVY SNOW WILL CONTINUE THROUGH THIS EVENING. SNOW COVERED AND ICY ROADS WILL CREATE DANGEROUS TRAVELING CONDITIONS. * SNOW ACCUMULATIONS: TOTAL 6 TO 10 INCHES BY TONIGHT. THE MAIN FOCUS FOR SNOW ACCUMULATIONS WILL BE WEST OF A LINE FROM LAKE KOOCANUSA SOUTH TO HAPPY'S INN. * WINDS: GUSTY EAST WINDS 15 TO 25 MPH WILL CAUSE BLOWING AND DRIFTING SNOW EAST OF A LINE FROM LAKE KOOCANUSA SOUTH TO HAPPY'S INN. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 2 KALISPELL TO LIBBY... HIGHWAY 37 EUREKA TO LIBBY...HIGHWAY 56 BULL LAKE ROAD... HIGHWAY 93 EUREKA TO WHITEFISH PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... BLOWING SNOW...OR ICE ACCUMULATIONS ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ MTZ004-191200- /O.CON.KMSO.WS.W.0019.000000T0000Z-111119T1200Z/ LOWER CLARK FORK REGION- 927 PM MST FRI NOV 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY. * IMPACTS/TIMING: MODERATE TO LOCALLY HEAVY SNOW WILL CONTINUE THROUGH TONIGHT. SNOW COVERED AND ICY ROADS WILL CREATE DANGEROUS TRAVELING CONDITIONS. * SNOW ACCUMULATIONS: TOTAL 10 TO 16 INCHES OVER THE MOUNTAINS... INCLUDING LOOKOUT PASS BY EARLY SATURDAY MORNING. LOWER ELEVATIONS...5 TO 10 INCHES. * LOCATIONS IMPACTED INCLUDE...EVARO HILL...HIGHWAY 200 THOMPSON FALLS TO PLAINS...HIGHWAY 200 TROUT CREEK TO HERON...I-90 LOOKOUT PASS TO HAUGAN PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ MTZ006-191200- /O.CON.KMSO.WS.W.0019.000000T0000Z-111119T1200Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 927 PM MST FRI NOV 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY. * IMPACTS/TIMING: MODERATE TO LOCALLY HEAVY SNOW WILL CONTINUE THROUGH TONIGHT. SNOW COVERED AND ICY ROADS WILL CREATE TRAVEL IMPACTS OVER LOST TRAIL AND LOLO PASS. * SNOW ACCUMULATIONS: TOTAL 8 TO 12 INCHES IN THE MOUNTAINS BY EARLY SATURDAY MORNING...INCLUDING THE PASSES. VALLEY LOCATIONS...4 TO 8 INCHES ARE EXPECTED. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 93 SULA TO LOST TRAIL PASS...LOLO PASS PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ MTZ043-191200- /O.CON.KMSO.WS.W.0019.000000T0000Z-111119T1200Z/ POTOMAC/SEELEY LAKE REGION- 927 PM MST FRI NOV 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY. * IMPACTS/TIMING: SNOW...MODERATE AT TIMES...WILL CONTINUE WITH ACCUMULATIONS EXPECTED THROUGH SATURDAY MORNING. EAST WINDS WILL COMBINE WITH SNOW ON HIGHWAY 200 BETWEEN BONNER AND OVANDO CREATING REDUCED VISIBILITIES AND HAZARDOUS DRIVING CONDITIONS. COLD WIND CHILLS SHOULD BE EXPECTED ALONG HIGHWAY 200 THROUGH EARLY SATURDAY MORNING. * SNOW ACCUMULATIONS: TOTAL 3 TO 6 INCHES LOCALLY...UP TO 9 INCHES ALONG HIGHWAY 83 BETWEEN SEELEY LAKE TO CONDON. * WINDS AND WIND CHILLS: EAST WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH ALONG HIGHWAY 200 TONIGHT. WIND CHILL VALUES 10 TO 15 BELOW ZERO ARE EXPECTED BY EARLY SATURDAY MORNING. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... BLOWING SNOW...OR ICE ACCUMULATIONS ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. BITTERLY COLD WIND CHILLS MAY RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. && $$ IDZ010-191200- /O.CON.KMSO.WS.W.0019.000000T0000Z-111119T1200Z/ EASTERN LEMHI COUNTY- 927 PM MST FRI NOV 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY FOR LOST TRAIL PASS... A WINTER STORM WARNING FOR LOST TRAIL PASS REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY. * IMPACTS/TIMING: MODERATE TO LOCALLY HEAVY SNOW WILL CONTINUE THROUGH TONIGHT. SNOW COVERED AND ICY ROADS WILL CREATE TRAVEL IMPACTS OVER LOST TRAIL PASS. * SNOW ACCUMULATIONS: 8 TO 12 INCHES BY EARLY SATURDAY MORNING. A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ MTZ005-190600- /O.CON.KMSO.WW.Y.0065.000000T0000Z-111119T0600Z/ MISSOULA/BITTERROOT VALLEYS- 927 PM MST FRI NOV 18 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING. * IMPACTS/TIMING: LIGHT TO MODERATE SNOW WILL CONTINUE THROUGH THIS EVENING. STRONG EAST WINDS IN THE MISSOULA VALLEY WILL CAUSE BLOWING AND DRIFTING OF SNOW AND REDUCED VISIBILITIES. SNOW COVERED AND ICY ROADS WILL CREATE TRAVEL IMPACTS THROUGHOUT THE DAY. * SNOW ACCUMULATIONS: TOTAL 2 TO 4 INCHES BY MIDNIGHT TONIGHT. * WINDS: EAST WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH IN THE MISSOULA VALLEY. * LOCATIONS IMPACTED INCLUDE...BITTERROOT VALLEY...MISSOULA $$ MTZ002-191230- /O.CON.KMSO.WW.Y.0065.000000T0000Z-111119T1600Z/ WEST GLACIER REGION- 927 PM MST FRI NOV 18 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM MST SATURDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM MST SATURDAY. * IMPACTS/TIMING: STRONG NORTHEAST WINDS WILL USHER COLDER AIR INTO THE AREA THROUGH TONIGHT...CREATING AREAS OF BLOWING AND DRIFTING SNOW AND REDUCED VISIBILITIES. WINDS AND COLD TEMPERATURES WILL COMBINE TO PRODUCE BITTERLY COLD WIND CHILLS TONIGHT AND SATURDAY MORNING. * SNOW ACCUMULATIONS: TOTAL 1 TO 4 INCHES. * WINDS AND WIND CHILLS: STRONG AND GUSTY EAST WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH. WIND CHILL VALUES 10 TO 20 BELOW ZERO ARE EXPECTED INTO SATURDAY MORNING. * LOCATIONS IMPACTED INCLUDE...BAD ROCK CANYON...ESSEX...HIGHWAY 83 BIGFORK TO SWAN LAKE...MARIAS PASS...POLEBRIDGE PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO STRONG WINDS BLOWING SNOW AROUND. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. BITTERLY COLD WIND CHILLS MAY RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. && $$ MTZ003-191200- /O.CON.KMSO.WW.Y.0065.000000T0000Z-111119T1200Z/ FLATHEAD/MISSION VALLEYS- 927 PM MST FRI NOV 18 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY. * IMPACTS/TIMING: SNOW AND BLOWING SNOW WILL RESULT IN REDUCED VISIBILITIES AND POOR DRIVING CONDITIONS. STRONG NORTHEAST WINDS ACROSS THE NORTHERN FLATHEAD VALLEY WILL CREATE BITTERLY COLD WIND CHILLS. * SNOW ACCUMULATIONS: TOTAL 1 TO 3 INCHES...LOCALLY UP TO 5 INCHES. * WINDS AND WIND CHILLS: NORTHEAST WINDS 15 TO 25 MPH WITH GUSTS UP TO 35 MPH ACROSS THE NORTHERN FLATHEAD VALLEY WILL RESULT IN WIND CHILLS VALUES WILL BE APPROACHING 5 TO 10 BELOW ZERO BY EARLY SATURDAY MORNING. * LOCATIONS IMPACTED INCLUDE...FLATHEAD LAKE...FLATHEAD VALLEY... MISSION VALLEY...POLSON $$ MTZ007-191230- /O.CON.KMSO.WW.Y.0065.000000T0000Z-111119T1600Z/ BUTTE/BLACKFOOT REGION- 927 PM MST FRI NOV 18 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM MST SATURDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM MST SATURDAY. * IMPACTS/TIMING: SNOW...MODERATE AT TIMES WILL CONTINUE THROUGH TONIGHT. SNOW COVERED AND ICY ROADS WILL CREATE TRAVEL IMPACTS THROUGHOUT THE DAY. EAST WINDS WILL BE DEVELOPING THIS AFTERNOON. THE COMBINATION OF TEMPERATURES AND WINDS WILL CREATE BITTERLY COLD WIND CHILL AFTER MIDNIGHT TONIGHT AND THROUGH SATURDAY MORNING. * SNOW ACCUMULATIONS: TOTAL 2 TO 5 INCHES BY SATURDAY MORNING. LOCALLY UP TO 8 INCHES OVER THE MOUNTAINS...INCLUDING GEORGETOWN LAKE...HOMESTAKE AND MACDONALD PASSES. * WINDS AND WIND CHILLS: LOCAL EAST WINDS 10 TO 20 MPH THROUGH ELLISON AND GARRISON JUNCTION. BITTERLY COLD WIND CHILLS BETWEEN 10 TO 20 BELOW ZERO ARE THROUGH SATURDAY MORNING. * LOCATIONS IMPACTED INCLUDE...BUTTE...GEORGETOWN LAKE...HIGHWAY 12 GARRISON TO ELLISTON...MACDONALD PASS $$
258 WWUS45 KMSO 190556 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 1056 PM MST FRI NOV 18 2011 MTZ001-190700- /O.CAN.KMSO.WS.W.0019.000000T0000Z-111119T0600Z/ KOOTENAI/CABINET REGION- 1056 PM MST FRI NOV 18 2011 ...WINTER STORM WARNING IS CANCELED... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELED THE WINTER STORM WARNING. THE SNOW HAS DECREASED SO THE WARNING IS CANCELED...HOWEVER SHOWERS WILL CONTINUE OVERNIGHT AND TRAVEL MAY REMAIN DIFFICULT OVERNIGHT. $$ IDZ005-006-191200- /O.CON.KMSO.WS.W.0019.000000T0000Z-111119T1200Z/ NORTHERN CLEARWATER MOUNTAINS-SOUTHERN CLEARWATER MOUNTAINS- 956 PM PST FRI NOV 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST SATURDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST SATURDAY. * IMPACTS/TIMING: MODERATE TO LOCALLY HEAVY SNOW WILL CONTINUE THROUGH EARLY SATURDAY MORNING. SNOW COVERED AND ICY ROADS WILL CREATE TRAVEL IMPACTS OVER THE HIGHER TERRAIN... INCLUDING LOLO PASS. * SNOW ACCUMULATIONS: TOTAL 10 TO 16 INCHES OVER THE HIGHER TERRAIN BY EARLY SATURDAY MORNING. LOWER ELEVATIONS BELOW 3000 FEET...4 TO 8 INCHES. * LOCATIONS IMPACTED INCLUDE...ELK RIVER...HIGHWAY 11 PIERCE TO HEADQUARTERS...PIERCE...DIXIE...ELK CITY...HIGHWAY 12 LOWELL TO LOLO PASS PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ MTZ004-191200- /O.CON.KMSO.WS.W.0019.000000T0000Z-111119T1200Z/ LOWER CLARK FORK REGION- 1056 PM MST FRI NOV 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY. * IMPACTS/TIMING: MODERATE TO LOCALLY HEAVY SNOW WILL CONTINUE THROUGH TONIGHT. SNOW COVERED AND ICY ROADS WILL CREATE DANGEROUS TRAVELING CONDITIONS. * SNOW ACCUMULATIONS: TOTAL 10 TO 16 INCHES OVER THE MOUNTAINS... INCLUDING LOOKOUT PASS BY EARLY SATURDAY MORNING. LOWER ELEVATIONS...5 TO 10 INCHES. * LOCATIONS IMPACTED INCLUDE...EVARO HILL...HIGHWAY 200 THOMPSON FALLS TO PLAINS...HIGHWAY 200 TROUT CREEK TO HERON...I-90 LOOKOUT PASS TO HAUGAN PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ MTZ006-191200- /O.CON.KMSO.WS.W.0019.000000T0000Z-111119T1200Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 1056 PM MST FRI NOV 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY. * IMPACTS/TIMING: MODERATE TO LOCALLY HEAVY SNOW WILL CONTINUE THROUGH TONIGHT. SNOW COVERED AND ICY ROADS WILL CREATE TRAVEL IMPACTS OVER LOST TRAIL AND LOLO PASS. * SNOW ACCUMULATIONS: TOTAL 8 TO 12 INCHES IN THE MOUNTAINS BY EARLY SATURDAY MORNING...INCLUDING THE PASSES. VALLEY LOCATIONS...4 TO 8 INCHES ARE EXPECTED. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 93 SULA TO LOST TRAIL PASS...LOLO PASS PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ MTZ043-191200- /O.CON.KMSO.WS.W.0019.000000T0000Z-111119T1200Z/ POTOMAC/SEELEY LAKE REGION- 1056 PM MST FRI NOV 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY. * IMPACTS/TIMING: SNOW...MODERATE AT TIMES...WILL CONTINUE WITH ACCUMULATIONS EXPECTED THROUGH SATURDAY MORNING. EAST WINDS WILL COMBINE WITH SNOW ON HIGHWAY 200 BETWEEN BONNER AND OVANDO CREATING REDUCED VISIBILITIES AND HAZARDOUS DRIVING CONDITIONS. COLD WIND CHILLS SHOULD BE EXPECTED ALONG HIGHWAY 200 THROUGH EARLY SATURDAY MORNING. * SNOW ACCUMULATIONS: TOTAL 3 TO 6 INCHES LOCALLY...UP TO 9 INCHES ALONG HIGHWAY 83 BETWEEN SEELEY LAKE TO CONDON. * WINDS AND WIND CHILLS: EAST WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH ALONG HIGHWAY 200 TONIGHT. WIND CHILL VALUES 10 TO 15 BELOW ZERO ARE EXPECTED BY EARLY SATURDAY MORNING. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... BLOWING SNOW...OR ICE ACCUMULATIONS ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. BITTERLY COLD WIND CHILLS MAY RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. && $$ IDZ010-191200- /O.CON.KMSO.WS.W.0019.000000T0000Z-111119T1200Z/ EASTERN LEMHI COUNTY- 1056 PM MST FRI NOV 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY FOR LOST TRAIL PASS... A WINTER STORM WARNING FOR LOST TRAIL PASS REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY. * IMPACTS/TIMING: MODERATE TO LOCALLY HEAVY SNOW WILL CONTINUE THROUGH TONIGHT. SNOW COVERED AND ICY ROADS WILL CREATE TRAVEL IMPACTS OVER LOST TRAIL PASS. * SNOW ACCUMULATIONS: 8 TO 12 INCHES BY EARLY SATURDAY MORNING. A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ MTZ005-191200- /O.EXT.KMSO.WW.Y.0065.000000T0000Z-111119T1200Z/ MISSOULA/BITTERROOT VALLEYS- 1056 PM MST FRI NOV 18 2011 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 5 AM MST SATURDAY... THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL 5 AM MST SATURDAY. * IMPACTS/TIMING: LIGHT TO MODERATE SNOW WILL CONTINUE THROUGH THIS EARLY THIS MORNING. SNOW COVERED AND ICY ROADS WILL CREATE TRAVEL IMPACTS THROUGHOUT THE DAY. * SNOW ACCUMULATIONS: TOTAL 2 TO 4 INCHES BY MORNING. * WINDS: EAST WINDS 10 TO 20 MPH WITH GUSTS TO 30 MPH IN THE MISSOULA VALLEY. * LOCATIONS IMPACTED INCLUDE...BITTERROOT VALLEY...MISSOULA $$ MTZ002-191400- /O.CON.KMSO.WW.Y.0065.000000T0000Z-111119T1600Z/ WEST GLACIER REGION- 1056 PM MST FRI NOV 18 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM MST SATURDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM MST SATURDAY. * IMPACTS/TIMING: STRONG NORTHEAST WINDS WILL USHER COLDER AIR INTO THE AREA THROUGH TONIGHT...CREATING AREAS OF BLOWING AND DRIFTING SNOW AND REDUCED VISIBILITIES. WINDS AND COLD TEMPERATURES WILL COMBINE TO PRODUCE BITTERLY COLD WIND CHILLS TONIGHT AND SATURDAY MORNING. * SNOW ACCUMULATIONS: TOTAL 1 TO 4 INCHES. * WINDS AND WIND CHILLS: STRONG AND GUSTY EAST WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH. WIND CHILL VALUES 10 TO 20 BELOW ZERO ARE EXPECTED INTO SATURDAY MORNING. * LOCATIONS IMPACTED INCLUDE...BAD ROCK CANYON...ESSEX...HIGHWAY 83 BIGFORK TO SWAN LAKE...MARIAS PASS...POLEBRIDGE PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO STRONG WINDS BLOWING SNOW AROUND. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. BITTERLY COLD WIND CHILLS MAY RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. && $$ MTZ003-191200- /O.CON.KMSO.WW.Y.0065.000000T0000Z-111119T1200Z/ FLATHEAD/MISSION VALLEYS- 1056 PM MST FRI NOV 18 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY. * IMPACTS/TIMING: SNOW AND BLOWING SNOW WILL RESULT IN REDUCED VISIBILITIES AND POOR DRIVING CONDITIONS. STRONG NORTHEAST WINDS ACROSS THE NORTHERN FLATHEAD VALLEY WILL CREATE BITTERLY COLD WIND CHILLS. * SNOW ACCUMULATIONS: TOTAL 1 TO 3 INCHES...LOCALLY UP TO 5 INCHES. * WINDS AND WIND CHILLS: NORTHEAST WINDS 15 TO 25 MPH WITH GUSTS UP TO 35 MPH ACROSS THE NORTHERN FLATHEAD VALLEY WILL RESULT IN WIND CHILLS VALUES WILL BE APPROACHING 5 TO 10 BELOW ZERO BY EARLY SATURDAY MORNING. * LOCATIONS IMPACTED INCLUDE...FLATHEAD LAKE...FLATHEAD VALLEY... MISSION VALLEY...POLSON $$ MTZ007-191400- /O.CON.KMSO.WW.Y.0065.000000T0000Z-111119T1600Z/ BUTTE/BLACKFOOT REGION- 1056 PM MST FRI NOV 18 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM MST SATURDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM MST SATURDAY. * IMPACTS/TIMING: SNOW...MODERATE AT TIMES WILL CONTINUE THROUGH TONIGHT. SNOW COVERED AND ICY ROADS WILL CREATE TRAVEL IMPACTS THROUGHOUT THE DAY. EAST WINDS WILL BE DEVELOPING THIS AFTERNOON. THE COMBINATION OF TEMPERATURES AND WINDS WILL CREATE BITTERLY COLD WIND CHILL AFTER MIDNIGHT TONIGHT AND THROUGH SATURDAY MORNING. * SNOW ACCUMULATIONS: TOTAL 2 TO 5 INCHES BY SATURDAY MORNING. LOCALLY UP TO 8 INCHES OVER THE MOUNTAINS...INCLUDING GEORGETOWN LAKE...HOMESTAKE AND MACDONALD PASSES. * WINDS AND WIND CHILLS: LOCAL EAST WINDS 10 TO 20 MPH THROUGH ELLISON AND GARRISON JUNCTION. BITTERLY COLD WIND CHILLS BETWEEN 10 TO 20 BELOW ZERO ARE THROUGH SATURDAY MORNING. * LOCATIONS IMPACTED INCLUDE...BUTTE...GEORGETOWN LAKE...HIGHWAY 12 GARRISON TO ELLISTON...MACDONALD PASS $$
959 WWUS45 KMSO 191135 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 435 AM MST SAT NOV 19 2011 IDZ005-006-010-MTZ004-006-043-191245- /O.CAN.KMSO.WS.W.0019.000000T0000Z-111119T1200Z/ NORTHERN CLEARWATER MOUNTAINS-SOUTHERN CLEARWATER MOUNTAINS- EASTERN LEMHI COUNTY-LOWER CLARK FORK REGION- BITTERROOT/SAPPHIRE MOUNTAINS-POTOMAC/SEELEY LAKE REGION- 435 AM MST SAT NOV 19 2011 /335 AM PST SAT NOV 19 2011/ ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE WINTER STORM WARNING. $$ MTZ002-007-191245- /O.CAN.KMSO.WW.Y.0065.000000T0000Z-111119T1600Z/ WEST GLACIER REGION-BUTTE/BLACKFOOT REGION- 435 AM MST SAT NOV 19 2011 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE WINTER WEATHER ADVISORY. $$ MTZ003-005-191245- /O.CAN.KMSO.WW.Y.0065.000000T0000Z-111119T1200Z/ FLATHEAD/MISSION VALLEYS-MISSOULA/BITTERROOT VALLEYS- 435 AM MST SAT NOV 19 2011 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE WINTER WEATHER ADVISORY. $$
What forecasters said that day
The local office's own words before this winter storm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Missoula, MT wrote its last area forecast discussion before this winter storm warning went out at Nov 18, 3:17 AM PST, 4 hours 14 minutes earlier.
Area forecast discussion, Nov 18, 3:17 AM PST, 4 hours 14 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MISSOULA MT
417 AM MST FRI NOV 18 2011
.DISCUSSION...SEVERAL WINTER IMPACTS FRIDAY
ACCUMULATING SNOWFALL PRODUCING DIFFICULT TRAVEL CONDITIONS OVER
MOUNTAIN PASSES.
ARCTIC AIR PRODUCING LOWERING WIND CHILL VALUES INTO THE SINGLE
DIGITS FRIDAY.
SINGLE DIGIT LOW TEMPERATURES SATURDAY MORNING WITH WIND CHILLS
BELOW ZERO.
A COUPLE OF COMPLEX AND STRONG WINTER WEATHER SYSTEMS WILL BE
CONVERGING OVER THE NORTHERN ROCKIES EARLY THIS MORNING AND
PRODUCE A VARIETY OF WINTER IMPACTS.
THE FIRST STRONG ARCTIC BLAST OF THE WINTER SEASON IS STARTING TO
SPILL OVER THE DIVIDE THIS MORNING AND WILL ENCOMPASS THE ENTIRE
REGION BY NOON. KALISPELL WILL BE THE FIRST TO RECEIVE THE
BLUSTERY COLD NORTHEAST WINDS BY SUNRISE WITH WINDS IN MISSOULA BY
NOON. SOME BLOWING SNOW AND LOWER WIND CHILLS INTO THE SINGLE
DIGITS WILL OCCUR.
THE SECOND MAJOR IMPACT WILL BE ANOTHER ROUND OF ACCUMULATING
SNOWFALL WHICH WILL BRING DIFFICULT TRAVEL CONDITIONS OVER
SNOW COVERED ROADS. A VIGOROUS AND VERY MOIST SHORT WAVE IN THE
IDAHO PANHANDLE WILL MOVE ACROSS NORTHWEST MONTANA AND THEN ACROSS
WEST CENTRAL AND SOUTHWEST MONTANA. SEVERAL INCHES OF SNOW ARE
LIKELY OVER MOUNTAIN PASSES.
SATURDAY...A BROAD TROUGH OF LOW PRESSURE REMAINS OVER THE
NORTHWEST CORNER OF THE UNITED STATES. SNOW WILL BE DECREASING
COVERAGE WITH WINDS DIMINISHING ALSO. COLD TEMPERATURES WILL
REMAIN WITH VALUES 15 TO 20 DEGREES BELOW NORMAL.
SUNDAY...COLD AIR COMBINED WITH A VERY MOIST AND UNSTABLE FLOW WILL
LIKELY LEAD TO OCCASIONAL LIGHT SNOWFALL. THE OVERALL TEMPERATURE
PROFILE OF THE ATMOSPHERE SUGGESTS A LOW DENSITY...DRIER SNOWFALL
BUT STILL PERHAPS AN ADDITIONAL FEW INCHES OF ACCUMULATION OVER
CENTRAL IDAHO AND PARTS OF WESTERN MONTANA. TEMPERATURES WILL
REMAIN QUITE COLD.
MONDAY THROUGH THANKSGIVING...MAINLY DRY CONDITIONS IN THE
VALLEYS UNDER SOME BRIEF RIDGING CONDITIONS. A TRANSITION TO A
MORE ACTIVE PATTERN WILL BEGIN LATE WEDNESDAY INTO THANKSGIVING
AND BRING UNSETTLED WEATHER CONDITIONS WITH BELOW NORMAL
TEMPERATURES IN THE LOWER 30S. A RETURN TO MOUNTAIN SNOW SHOWERS
ARE EXPECTED BUT MODELS DIVERGE ENOUGH TO LOWER CONFIDENCE TO
ADVERTISE ANY SPECIFICS AT THIS TIME.
&&
.AVIATION...A WINTER STORM WILL IMPACT ALL AVIATION SITES TODAY.
LIGHT ACCUMULATING SNOWFALL IS POSSIBLE AT KMSO KBTM AND KGPI
THROUGH FRIDAY EVENING. AN ARCTIC FRONT WILL PRODUCE STRONG GUSTY
EAST/NORTHEAST WINDS AFTER 18/1200Z AT KGPI AND 18/1700Z AT KMSO.
BLOWING SNOW MAY REDUCE VISIBILITIES AT TIMES. GUSTY WINDS AND
SNOWFALL WILL DIMINISH OVERNIGHT FRIDAY.
&&
.MSO WATCHES/WARNINGS/ADVISORIES...
MT... WINTER WEATHER ADVISORY UNTIL 5 AM MST SATURDAY
BITTERROOT/SAPPHIRE MOUNTAINS.
WINTER WEATHER ADVISORY UNTIL 11 PM MST THIS EVENING LOWER CLARK
FORK REGION.
WINTER WEATHER ADVISORY UNTIL 5 AM MST SATURDAY FLATHEAD/MISSION
VALLEYS.
WIND CHILL ADVISORY UNTIL 9 AM MST SATURDAY WEST GLACIER REGION.
WINTER WEATHER ADVISORY UNTIL 11 PM MST THIS EVENING
KOOTENAI/CABINET REGION.
WINTER WEATHER ADVISORY UNTIL 11 PM MST THIS EVENING
POTOMAC/SEELEY LAKE REGION.
ID...WINTER WEATHER ADVISORY UNTIL 4 AM PST SATURDAY NORTHERN
CLEARWATER MOUNTAINS...SOUTHERN CLEARWATER MOUNTAINS.
WINTER WEATHER ADVISORY UNTIL 5 AM MST SATURDAY FOR LOST TRAIL
PASS.
&&
SHORT TERM...RPN
LONG TERM....RPN
AVIATION...RPNNearby
Winter Storm Warnings in Montana, 2011Winter Storm Warnings in Idaho, 2011Every winter storm warning in 2011
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.