Alert archive / Montana / Winter Storm Warnings in 2009
Winter Storm Warning 2, NWS Missoula, MT
NWS Missoula, MT issued this winter storm warning at Jan 4, 2009, 3:10 AM PST for Clearwater County, Idaho County, Idaho; 9 counties in Montana. It took effect at Jan 5, 2009, 1:00 AM PST. It was in force for 19 hr. 11 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
- Jan 4, 2009, 3:10 AM PST (11:10 UTC)
- In effect from
- Jan 5, 2009, 1:00 AM PST
- Expired
- Jan 5, 2009, 8:15 PM PST
- In force
- 19 hr
- Issued by
- NWS Missoula, MT
Counties Clearwater County, ID, Idaho 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), 38 km from the middle of the area, began a volume at 11:09 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 |
|---|---|---|---|
| Jan 5, 7:00 AM PST | HEAVY SNOW 6 | Pierce, ID | 8 HOUR TOTAL |
| Jan 5, 7:00 AM PST | HEAVY SNOW 6 | Swan Lake, MT | 8 HOUR TOTAL |
| Jan 5, 7:00 AM PST | HEAVY SNOW 8 | Ahsahka, ID | 8 HOUR TOTAL |
| Jan 5, 7:15 AM PST | HEAVY SNOW 7 | Orofino, ID | 8 HOUR TOTAL |
| Jan 5, 8:00 AM PST | HEAVY SNOW 6 | 1 Nnw De Borgia, MT | 9 HOUR TOTAL |
| Jan 5, 9:00 AM PST | HEAVY SNOW 12 | Lowell, ID | THREE RIVERS RESORT, 9 HOUR TOTAL |
| Jan 5, 9:30 AM PST | HEAVY SNOW 7 | Weippe, ID | 10 HOUR TOTAL |
| Jan 5, 10:45 AM PST | HEAVY SNOW 16 | Elk City, ID | 10 HOUR TOTAL |
| Jan 5, 12:30 PM PST | HEAVY SNOW 6 | Essex, MT | TWO REPORTS FROM AROUND THE ESSEX AREA OF 5 TO 6 INCHES NEW SNOW SINCE 3 AM MST |
| Jan 5, 5:00 PM PST | HEAVY SNOW 7 | Seeley Lake, MT | MEASURED 6-7 INCHES NEW SNOW AS OF 6PM |
| Jan 5, 5:00 PM PST | HEAVY SNOW 10 | Potomac, 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 00:00Z, 11.2 hours before the alert went out and 159 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
- 856 m above ground
- 0-6 km bulk shear
- 57 kt
- 0-1 km storm-relative helicity
- 159 m²/s²
- 0-3 km storm-relative helicity
- 257 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 041110 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 410 AM MST SUN JAN 4 2009 .ANOTHER POTENT PACIFIC WEATHER SYSTEM WILL MOVE INTO NORTH CENTRAL IDAHO AND WESTERN MONTANA EARLY MONDAY MORNING BRINGING AREAS OF MODERATE TO HEAVY SNOW INTO MONDAY EVENING. THE HEAVIEST SNOWFALL AMOUNTS ARE EXPECTED IN NORTHWEST MONTANA...WHERE COLD AIR AT THE SURFACE WILL REMAIN IN PLACE THROUGH MONDAY NIGHT. IN NORTH CENTRAL IDAHO...MODERATE TO HEAVY SNOW IS EXPECTED THROUGH OUT THE DAY...BUT LOWER VALLEY LOCATIONS MAY SEE A MIX OF RAIN AND SNOW IN LATER IN THAT DAY. ALL MOUNTAIN PASSES WILL SEE GUSTY WEST WINDS MONDAY AND MONDAY NIGHT WITH WHITEOUT CONDITIONS POSSIBLE AS THE SNOWFALL BEGINS TO INTENSIFY ON MONDAY. THERE WILL BE A BRIEF BREAK IN SNOW SHOWER ACTIVITY EARLY TUESDAY BEFORE THE NEXT WEATHER SYSTEM BEGINS TO IMPACT THE AREA TUESDAY AFTERNOON AND EVENING. MODERATE TO HEAVY SNOW IS POSSIBLE WITH THIS NEXT SYSTEM AS WELL. BUT WARMER AIR MAY BRING RISING SNOW LEVELS AND RAIN TO NORTH CENTRAL IDAHO AND WEST CENTRAL MONTANA VALLEYS. MTZ001-041930- /O.UPG.KMSO.WS.A.0001.090105T0900Z-090106T0300Z/ /O.NEW.KMSO.WS.W.0002.090105T0900Z-090106T0300Z/ KOOTENAI/CABINET REGION- 410 AM MST SUN JAN 4 2009 ...WINTER STORM WARNING IN EFFECT FROM 2 AM TO 8 PM MST MONDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WARNING FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 2 AM TO 8 PM MST MONDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. SNOWFALL WILL INCREASE AND INTENSIFY OVERNIGHT SUNDAY NIGHT INTO EARLY MONDAY AND CONTINUE THROUGH EARLY MONDAY EVENING. SNOWFALL ACCUMULATIONS OF 7 TO 14 INCHES ARE POSSIBLE BY MONDAY EVENING. LOCAL GUSTY SOUTHWEST WINDS MAY CAUSE AREAS OF BLOWING AND DRIFTING SNOW. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... BLOWING SNOW...OR FREEZING RAIN ARE EXPECTED OR OCCURRING. STRONG WINDS AND DANGEROUS WIND CHILLS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ MTZ004-041930- /O.UPG.KMSO.WS.A.0001.090105T0900Z-090106T0600Z/ /O.NEW.KMSO.WS.W.0002.090105T0900Z-090106T0600Z/ LOWER CLARK FORK REGION- 410 AM MST SUN JAN 4 2009 ...WINTER STORM WARNING IN EFFECT FROM 2 AM TO 11 PM MST MONDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WARNING FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 2 AM TO 11 PM MST MONDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. SNOWFALL WILL INCREASE AND INTENSIFY OVERNIGHT SUNDAY NIGHT INTO EARLY MONDAY AND CONTINUE THROUGH MONDAY EVENING. SNOWFALL ACCUMULATIONS OF 6 TO 8 INCHES IN THE VALLEYS AND 12 TO 15 INCHES IN THE HIGHER TERRAIN MONDAY EVENING. LOOKOUT PASS WILL BE THE MOST IMPACTED BY THIS STORM. LOCAL GUSTY SOUTHWEST WINDS MAY CAUSE AREAS OF BLOWING AND DRIFTING SNOW. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... BLOWING SNOW...OR FREEZING RAIN ARE EXPECTED OR OCCURRING. STRONG WINDS AND DANGEROUS WIND CHILLS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ IDZ005-041930- /O.UPG.KMSO.WS.A.0001.090105T0900Z-090106T0600Z/ /O.NEW.KMSO.WS.W.0002.090105T0900Z-090106T0600Z/ NORTHERN CLEARWATER MOUNTAINS- 310 AM PST SUN JAN 4 2009 ...WINTER STORM WARNING IN EFFECT FROM 1 AM TO 10 PM PST MONDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WARNING FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 1 AM TO 10 PM PST MONDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. SNOWFALL WILL INCREASE AND INTENSIFY OVERNIGHT SUNDAY NIGHT INTO EARLY MONDAY...AND CONTINUE THROUGH MONDAY EVENING. SNOWFALL ACCUMULATIONS OF 8 TO 15 INCHES ARE POSSIBLE BY MONDAY EVENING. LOCAL GUSTY SOUTHWEST WINDS MAY CAUSE AREAS OF BLOWING AND DRIFTING SNOW. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... BLOWING SNOW...OR FREEZING RAIN ARE EXPECTED OR OCCURRING. STRONG WINDS AND DANGEROUS WIND CHILLS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ IDZ007-041930- /O.UPG.KMSO.WS.A.0001.090105T0900Z-090106T0000Z/ /O.NEW.KMSO.WS.W.0002.090105T0900Z-090106T0000Z/ OROFINO/GRANGEVILLE REGION- 310 AM PST SUN JAN 4 2009 ...WINTER STORM WARNING IN EFFECT FROM 1 AM TO 4 PM PST MONDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WARNING FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 1 AM TO 4 PM PST MONDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. SNOWFALL WILL INCREASE AND INTENSIFY OVERNIGHT SUNDAY NIGHT INTO EARLY MONDAY...AND CONTINUE THROUGH EARLY MONDAY AFTERNOON. SNOWFALL ACCUMULATIONS OF 6 TO 10 INCHES ARE POSSIBLE ALONG THE HIGHWAY 12 CORRIDOR FROM NEAR OROFINO TO KOOSKIA. THE CAMAS PRAIRIE WILL SEE LIGHTER SNOWFALL AMOUNTS FROM 2 TO 5 INCHES WITH LOCAL BLOWING SNOW FROM GUSTY SOUTHWEST WINDS. SNOW MAY MIX WITH RAIN BY AFTERNOON WITH ACCUMULATIONS BECOMING LIGHTER. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... BLOWING SNOW...OR FREEZING RAIN ARE EXPECTED OR OCCURRING. STRONG WINDS AND DANGEROUS WIND CHILLS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ MTZ002-043-041930- /O.UPG.KMSO.WS.A.0001.090105T1200Z-090106T0600Z/ /O.NEW.KMSO.WS.W.0002.090105T1200Z-090106T0600Z/ WEST GLACIER REGION-POTOMAC/SEELEY LAKE REGION- 410 AM MST SUN JAN 4 2009 ...WINTER STORM WARNING IN EFFECT FROM 5 AM TO 11 PM 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 AM TO 11 PM MST MONDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. SNOWFALL WILL INCREASE AND INTENSIFY OVERNIGHT SUNDAY NIGHT INTO EARLY MONDAY AND CONTINUE THROUGH MONDAY EVENING. SNOWFALL ACCUMULATIONS OF 8 TO 15 INCHES ARE POSSIBLE BY MONDAY EVENING. LOCAL WHITE CONDITIONS MAY DEVELOP OVER MARIAS PASS AS STRONG GUSTY WEST WINDS DEVELOP MONDAY...CAUSING AREAS OF BLOWING AND DRIFTING SNOW. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... BLOWING SNOW...OR FREEZING RAIN ARE EXPECTED OR OCCURRING. STRONG WINDS AND DANGEROUS WIND CHILLS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ MTZ003-041930- /O.UPG.KMSO.WS.A.0001.090105T1200Z-090106T0300Z/ /O.NEW.KMSO.WS.W.0002.090105T1200Z-090106T0300Z/ FLATHEAD/MISSION VALLEYS- 410 AM MST SUN JAN 4 2009 ...WINTER STORM WARNING IN EFFECT FROM 5 AM TO 8 PM MST MONDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WARNING FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 5 AM TO 8 PM MST MONDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. SNOWFALL WILL INCREASE AND INTENSIFY OVERNIGHT SUNDAY NIGHT INTO EARLY MONDAY AND CONTINUE THROUGH EARLY EVENING MONDAY. SNOWFALL ACCUMULATIONS OF 6 TO 11 INCHES ARE POSSIBLE BY MONDAY EVENING IN THE FLATHEAD VALLEY...LOCALLY UP TO 12 INCHES FROM BIG FORK TO COLUMBIA FALLS. THE MISSION VALLEY WILL HAVE LIGHTER SNOW AMOUNTS OF 2 TO 5 INCHES. LOCAL GUSTY SOUTHWEST WINDS MAY CAUSE AREAS OF BLOWING AND DRIFTING SNOW MONDAY AFTERNOON. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... BLOWING SNOW...OR FREEZING RAIN ARE EXPECTED OR OCCURRING. STRONG WINDS AND DANGEROUS WIND CHILLS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ IDZ006-MTZ006-041930- /O.UPG.KMSO.WS.A.0001.090105T1200Z-090106T0600Z/ /O.NEW.KMSO.WS.W.0002.090105T1200Z-090106T0600Z/ SOUTHERN CLEARWATER MOUNTAINS-BITTERROOT/SAPPHIRE MOUNTAINS- 410 AM MST SUN JAN 4 2009 /310 AM PST SUN JAN 4 2009/ ...WINTER STORM WARNING IN EFFECT FROM 5 AM MST /4 AM PST/ TO 11 PM MST /10 PM PST/ MONDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WARNING FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 5 AM MST /4 AM PST/ TO 11 PM MST /10 PM PST/ MONDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. SNOWFALL WILL INCREASE AND INTENSIFY OVERNIGHT SUNDAY NIGHT INTO EARLY MONDAY AND CONTINUE THROUGH MONDAY EVENING. SNOWFALL ACCUMULATIONS OF 8 TO 15 INCHES ARE POSSIBLE BY MONDAY EVENING. LOCAL WHITEOUT CONDITIONS MAY DEVELOP OVER LOLO AND LOST TRAIL PASSES AS STRONG GUSTY WEST WINDS DEVELOP MONDAY...CAUSING AREAS OF BLOWING AND DRIFTING SNOW. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... BLOWING SNOW...OR FREEZING RAIN ARE EXPECTED OR OCCURRING. STRONG WINDS AND DANGEROUS WIND CHILLS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$
7 follow-up statements
000 WWUS45 KMSO 041804 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 1104 AM MST SUN JAN 4 2009 .ANOTHER POTENT PACIFIC WEATHER SYSTEM WILL MOVE INTO NORTH CENTRAL IDAHO AND WESTERN MONTANA EARLY MONDAY MORNING BRINGING AREAS OF MODERATE TO HEAVY SNOW INTO MONDAY EVENING. THE HEAVIEST SNOWFALL AMOUNTS ARE EXPECTED IN NORTH CENTRAL IDAHO AND ALONG THE IDAHO AND MONTANA BORDER. IN NORTH CENTRAL IDAHO THE HEAVIEST SNOW SHOULD OCCUR MONDAY MORNING. LOWER VALLEY LOCATIONS OF IDAHO MAY SEE A MIX OF RAIN AND SNOW LATER IN THE AFTERNOON WITH LIGHTER SNOW ACCUMULATIONS. ALL MOUNTAIN PASSES WILL SEE GUSTY WEST WINDS MONDAY AND MONDAY NIGHT WITH WHITEOUT CONDITIONS POSSIBLE AS THE SNOWFALL BEGINS TO INTENSIFY MONDAY. THERE WILL BE A BRIEF BREAK IN SNOW SHOWER ACTIVITY EARLY TUESDAY BEFORE THE NEXT WEATHER SYSTEM BEGINS TO IMPACT THE AREA TUESDAY AFTERNOON AND EVENING. MODERATE TO HEAVY SNOW IS POSSIBLE WITH THIS NEXT SYSTEM AS WELL IN THE MOUNTAINS. WARMER AIR ENTERING THE REGION WILL BRING RISING SNOW LEVELS AND TURN SNOW TO AREAS OF RAIN IN NORTH CENTRAL IDAHO AND WEST CENTRAL MONTANA VALLEYS TUESDAY NIGHT INTO WEDNESDAY. MTZ001-051200- /O.CON.KMSO.WS.W.0002.090105T0900Z-090106T0300Z/ KOOTENAI/CABINET REGION- 1104 AM MST SUN JAN 4 2009 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 2 AM TO 8 PM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM 2 AM TO 8 PM MST MONDAY. SNOWFALL WILL INCREASE AND INTENSIFY OVERNIGHT SUNDAY NIGHT INTO EARLY MONDAY AND CONTINUE THROUGH EARLY MONDAY EVENING. SNOWFALL ACCUMULATIONS OF 6 TO 8 INCHES IN THE VALLEYS AND UP TO 14 INCHES ARE EXPECTED BY MONDAY EVENING. LOCAL GUSTY SOUTHWEST WINDS MAY CAUSE AREAS OF BLOWING AND DRIFTING SNOW. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... AND BLOWING SNOW ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ MTZ004-051200- /O.CON.KMSO.WS.W.0002.090105T0900Z-090106T0600Z/ LOWER CLARK FORK REGION- 1104 AM MST SUN JAN 4 2009 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 2 AM TO 11 PM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM 2 AM TO 11 PM MST MONDAY. SNOWFALL WILL INCREASE AND INTENSIFY OVERNIGHT SUNDAY NIGHT INTO EARLY MONDAY AND CONTINUE THROUGH MONDAY EVENING. SNOWFALL ACCUMULATIONS OF 6 TO 8 INCHES IN THE VALLEYS AND 12 TO 14 INCHES IN THE HIGHER TERRAIN ARE EXPECTED BY MONDAY EVENING. LOOKOUT PASS WILL BE THE MOST IMPACTED BY THIS STORM. LOCAL GUSTY SOUTHWEST WINDS MAY CAUSE AREAS OF BLOWING AND DRIFTING SNOW. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... AND BLOWING SNOW ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ IDZ005-051200- /O.CON.KMSO.WS.W.0002.090105T0900Z-090106T0600Z/ NORTHERN CLEARWATER MOUNTAINS- 1004 AM PST SUN JAN 4 2009 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 1 AM TO 10 PM PST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM 1 AM TO 10 PM PST MONDAY. SNOWFALL WILL INCREASE AND INTENSIFY OVERNIGHT SUNDAY NIGHT INTO EARLY MONDAY...AND CONTINUE THROUGH MONDAY EVENING. SNOWFALL ACCUMULATIONS OF 9 TO 15 INCHES ARE EXPECTED BY MONDAY EVENING. LOCAL GUSTY SOUTHWEST WINDS MAY CAUSE AREAS OF BLOWING AND DRIFTING SNOW. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... AND BLOWING SNOW ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ IDZ007-051200- /O.CON.KMSO.WS.W.0002.090105T0900Z-090106T0000Z/ OROFINO/GRANGEVILLE REGION- 1004 AM PST SUN JAN 4 2009 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 1 AM TO 4 PM PST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM 1 AM TO 4 PM PST MONDAY. SNOWFALL WILL INCREASE AND INTENSIFY OVERNIGHT SUNDAY NIGHT INTO EARLY MONDAY...AND CONTINUE THROUGH EARLY MONDAY AFTERNOON. SNOWFALL ACCUMULATIONS OF 6 TO 10 INCHES ARE EXPECTED ALONG THE HIGHWAY 12 CORRIDOR FROM NEAR OROFINO TO KOOSKIA. SNOW MAY MIX WITH RAIN IN THE AFTERNOON WITH LIGHTER SNOW ACCUMULATIONS IN THE AFTERNOON. OVER THE CAMAS PRAIRIE...INCLUDING GRANGEVILLE GUSTY SOUTH WINDS WILL DEVELOP LATER TONIGHT AS THE STORM APPROACHES. WIND GUSTS OF 40 TO 50 MPH ARE POSSIBLE. AS THE STORM MOVES INTO THE AREA MONDAY MORNING...BLOWING SNOW WILL REDUCE VISIBILITY...ESPECIALLY OVER THE WHITE BIRD GRADE WHERE WHITEOUT CONDITIONS ARE POSSIBLE. THE CAMAS PRAIRIE WILL SEE LIGHTER SNOWFALL AMOUNTS FROM 2 TO 5 INCHES WITH LOCAL BLOWING SNOW FROM GUSTY SOUTHWEST WINDS THROUGH MONDAY AFTERNOON. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... AND BLOWING SNOW ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ MTZ002-043-051200- /O.CON.KMSO.WS.W.0002.090105T1200Z-090106T0600Z/ WEST GLACIER REGION-POTOMAC/SEELEY LAKE REGION- 1104 AM MST SUN JAN 4 2009 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 AM TO 11 PM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM 5 AM TO 11 PM MST MONDAY. SNOWFALL WILL INCREASE AND INTENSIFY OVERNIGHT SUNDAY NIGHT INTO EARLY MONDAY AND CONTINUE THROUGH MONDAY EVENING. SNOWFALL ACCUMULATIONS OF 8 TO 15 INCHES ARE EXPECTED BY MONDAY EVENING... ESPECIALLY NORTH OF CLEARWATER JUNCTION. LOCAL WHITE CONDITIONS MAY DEVELOP OVER MARIAS PASS AS STRONG GUSTY WEST WINDS DEVELOP MONDAY...CAUSING AREAS OF BLOWING AND DRIFTING SNOW. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... AND BLOWING SNOW ARE EXPECTED OR OCCURRING. STRONG WINDS ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ MTZ003-051200- /O.CON.KMSO.WS.W.0002.090105T1200Z-090106T0300Z/ FLATHEAD/MISSION VALLEYS- 1104 AM MST SUN JAN 4 2009 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 AM TO 8 PM MST MONDAY FOR THE FLATHEAD VALLEY NORTH OF FLATHEAD LAKE... A WINTER STORM WARNING REMAINS IN EFFECT FROM 5 AM TO 8 PM MST MONDAY. SNOWFALL WILL INCREASE AND INTENSIFY OVERNIGHT SUNDAY NIGHT INTO EARLY MONDAY AND CONTINUE THROUGH EARLY EVENING MONDAY. SNOWFALL ACCUMULATIONS OF 5 TO 7 INCHES ARE EXPECTED BY MONDAY EVENING IN THE FLATHEAD VALLEY...LOCALLY UP TO 8 INCHES OVER THE EAST SIDE OF THE VALLEY FROM BIG FORK TO COLUMBIA FALLS. THE MISSION VALLEY WILL HAVE LIGHTER SNOW AMOUNTS OF 2 TO 5 INCHES. LOCAL GUSTY SOUTHWEST WINDS MAY CAUSE AREAS OF BLOWING AND DRIFTING SNOW MONDAY AFTERNOON. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... AND BLOWING SNOW ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ IDZ006-MTZ006-051200- /O.CON.KMSO.WS.W.0002.090105T1200Z-090106T0600Z/ SOUTHERN CLEARWATER MOUNTAINS-BITTERROOT/SAPPHIRE MOUNTAINS- 1104 AM MST SUN JAN 4 2009 /1004 AM PST SUN JAN 4 2009/ ...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 AM MST /4 AM PST/ TO 11 PM MST /10 PM PST/ MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM 5 AM MST /4 AM PST/ TO 11 PM MST /10 PM PST/ MONDAY. SNOWFALL WILL INCREASE AND INTENSIFY OVERNIGHT SUNDAY NIGHT INTO EARLY MONDAY AND CONTINUE THROUGH MONDAY EVENING. SNOWFALL ACCUMULATIONS OF 8 TO 15 INCHES ARE EXPECTED BY MONDAY EVENING. LOCAL WHITEOUT CONDITIONS MAY DEVELOP OVER LOLO AND LOST TRAIL PASSES AS STRONG GUSTY WEST WINDS DEVELOP MONDAY...CAUSING AREAS OF BLOWING AND DRIFTING SNOW. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... AND BLOWING SNOW ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$
000 WWUS45 KMSO 050421 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 921 PM MST SUN JAN 4 2009 .ANOTHER POTENT PACIFIC WEATHER SYSTEM WILL MOVE INTO NORTH CENTRAL IDAHO AND WESTERN MONTANA EARLY MONDAY MORNING BRINGING AREAS OF MODERATE TO HEAVY SNOW INTO MONDAY EVENING. THE HEAVIEST SNOWFALL AMOUNTS ARE EXPECTED IN NORTH CENTRAL IDAHO AND ALONG THE IDAHO AND MONTANA BORDER. IN NORTH CENTRAL IDAHO THE HEAVIEST SNOW SHOULD OCCUR MONDAY MORNING. LOWER VALLEY LOCATIONS OF IDAHO MAY SEE A MIX OF RAIN AND SNOW LATER IN THE AFTERNOON WITH LIGHTER SNOW ACCUMULATIONS. ALL MOUNTAIN PASSES WILL SEE GUSTY WEST WINDS MONDAY AND MONDAY NIGHT WITH WHITEOUT CONDITIONS POSSIBLE AS THE SNOWFALL BEGINS TO INTENSIFY MONDAY. THERE WILL BE A BRIEF BREAK IN SNOW SHOWER ACTIVITY EARLY TUESDAY BEFORE THE NEXT WEATHER SYSTEM BEGINS TO IMPACT THE AREA TUESDAY AFTERNOON AND EVENING. MODERATE TO HEAVY SNOW IS POSSIBLE WITH THIS NEXT SYSTEM AS WELL IN THE MOUNTAINS. WARMER AIR ENTERING THE REGION WILL BRING RISING SNOW LEVELS AND TURN SNOW TO AREAS OF RAIN IN NORTH CENTRAL IDAHO AND WEST CENTRAL MONTANA VALLEYS TUESDAY NIGHT INTO WEDNESDAY. MTZ003-051230- /O.CAN.KMSO.WS.W.0002.090105T1200Z-090106T0300Z/ /O.NEW.KMSO.WW.Y.0027.090105T1200Z-090106T0300Z/ FLATHEAD/MISSION VALLEYS- 921 PM MST SUN JAN 4 2009 ...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM TO 8 PM MST MONDAY... ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW....WHICH IS IN EFFECT FROM 5 AM TO 8 PM MST MONDAY. THE WINTER STORM WARNING HAS BEEN CANCELLED. SNOWFALL WILL INCREASE AND INTENSIFY LATE TONIGHT INTO EARLY MONDAY AND CONTINUE THROUGH EARLY EVENING MONDAY. SNOWFALL ACCUMULATIONS OF 2 TO 5 INCHES ARE EXPECTED BY MONDAY EVENING. LOCAL GUSTY SOUTHWEST WINDS MAY CAUSE AREAS OF BLOWING AND DRIFTING SNOW MONDAY AFTERNOON. A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...BLOWING SNOW...OR FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. $$ MTZ001-051230- /O.CON.KMSO.WS.W.0002.090105T0900Z-090106T0300Z/ KOOTENAI/CABINET REGION- 921 PM MST SUN JAN 4 2009 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 2 AM TO 8 PM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM 2 AM TO 8 PM MST MONDAY. SNOWFALL WILL INCREASE AND INTENSIFY LATE TONIGHT INTO EARLY MONDAY AND CONTINUE THROUGH EARLY MONDAY EVENING. SNOWFALL ACCUMULATIONS OF 6 TO 8 INCHES IN THE VALLEYS AND UP TO 14 INCHES ARE EXPECTED BY MONDAY EVENING. LOCAL GUSTY SOUTHWEST WINDS MAY CAUSE AREAS OF BLOWING AND DRIFTING SNOW. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... AND BLOWING SNOW ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ MTZ004-051230- /O.CON.KMSO.WS.W.0002.090105T0900Z-090106T0600Z/ LOWER CLARK FORK REGION- 921 PM MST SUN JAN 4 2009 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 2 AM TO 11 PM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM 2 AM TO 11 PM MST MONDAY. SNOWFALL WILL INCREASE AND INTENSIFY LATE TONIGHT INTO EARLY MONDAY AND CONTINUE THROUGH MONDAY EVENING. SNOWFALL ACCUMULATIONS OF 6 TO 8 INCHES IN THE VALLEYS AND 12 TO 14 INCHES IN THE HIGHER TERRAIN ARE EXPECTED BY MONDAY EVENING. LOOKOUT PASS WILL BE THE MOST IMPACTED BY THIS STORM. LOCAL GUSTY SOUTHWEST WINDS MAY CAUSE AREAS OF BLOWING AND DRIFTING SNOW. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... AND BLOWING SNOW ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ IDZ005-051230- /O.CON.KMSO.WS.W.0002.090105T0900Z-090106T0600Z/ NORTHERN CLEARWATER MOUNTAINS- 821 PM PST SUN JAN 4 2009 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 1 AM TO 10 PM PST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM 1 AM TO 10 PM PST MONDAY. SNOWFALL WILL INCREASE AND INTENSIFY OVERNIGHT TONIGHT INTO EARLY MONDAY...AND CONTINUE THROUGH MONDAY EVENING. SNOWFALL ACCUMULATIONS OF 9 TO 15 INCHES ARE EXPECTED BY MONDAY EVENING. LOCAL GUSTY SOUTHWEST WINDS MAY CAUSE AREAS OF BLOWING AND DRIFTING SNOW. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... AND BLOWING SNOW ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ IDZ007-051230- /O.CON.KMSO.WS.W.0002.090105T0900Z-090106T0000Z/ OROFINO/GRANGEVILLE REGION- 821 PM PST SUN JAN 4 2009 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 1 AM TO 4 PM PST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM 1 AM TO 4 PM PST MONDAY. SNOWFALL WILL INCREASE AND INTENSIFY OVERNIGHT TONIGHT INTO EARLY MONDAY...AND CONTINUE THROUGH EARLY MONDAY AFTERNOON. SNOWFALL ACCUMULATIONS OF 6 TO 10 INCHES ARE EXPECTED ALONG THE HIGHWAY 12 CORRIDOR FROM NEAR OROFINO TO KOOSKIA. SNOW MAY MIX WITH RAIN IN THE AFTERNOON WITH LIGHTER SNOW ACCUMULATIONS IN THE AFTERNOON. OVER THE CAMAS PRAIRIE...INCLUDING GRANGEVILLE GUSTY SOUTH WINDS WILL DEVELOP LATER TONIGHT AS THE STORM APPROACHES. WIND GUSTS OF 40 TO 50 MPH ARE POSSIBLE. AS THE STORM MOVES INTO THE AREA MONDAY MORNING...BLOWING SNOW WILL REDUCE VISIBILITY...ESPECIALLY OVER THE WHITE BIRD GRADE WHERE WHITEOUT CONDITIONS ARE POSSIBLE. THE CAMAS PRAIRIE WILL SEE LIGHTER SNOWFALL AMOUNTS FROM 2 TO 5 INCHES WITH LOCAL BLOWING SNOW FROM GUSTY SOUTHWEST WINDS THROUGH MONDAY AFTERNOON. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... AND BLOWING SNOW ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ MTZ002-043-051230- /O.CON.KMSO.WS.W.0002.090105T1200Z-090106T0600Z/ WEST GLACIER REGION-POTOMAC/SEELEY LAKE REGION- 921 PM MST SUN JAN 4 2009 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 AM TO 11 PM MST MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM 5 AM TO 11 PM MST MONDAY. SNOWFALL WILL INCREASE AND INTENSIFY LATE TONIGHT INTO EARLY MONDAY AND CONTINUE THROUGH MONDAY EVENING. SNOWFALL ACCUMULATIONS OF 8 TO 15 INCHES ARE EXPECTED BY MONDAY EVENING... ESPECIALLY NORTH OF CLEARWATER JUNCTION. LOCAL WHITE CONDITIONS MAY DEVELOP OVER MARIAS PASS AS STRONG GUSTY WEST WINDS DEVELOP MONDAY...CAUSING AREAS OF BLOWING AND DRIFTING SNOW. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... AND BLOWING SNOW ARE EXPECTED OR OCCURRING. STRONG WINDS ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ IDZ006-MTZ006-051230- /O.CON.KMSO.WS.W.0002.090105T1200Z-090106T0600Z/ SOUTHERN CLEARWATER MOUNTAINS-BITTERROOT/SAPPHIRE MOUNTAINS- 921 PM MST SUN JAN 4 2009 /821 PM PST SUN JAN 4 2009/ ...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 AM MST /4 AM PST/ TO 11 PM MST /10 PM PST/ MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM 5 AM MST /4 AM PST/ TO 11 PM MST /10 PM PST/ MONDAY. SNOWFALL WILL INCREASE AND INTENSIFY OVERNIGHT TONIGHT INTO EARLY MONDAY AND CONTINUE THROUGH MONDAY EVENING. SNOWFALL ACCUMULATIONS OF 8 TO 15 INCHES ARE EXPECTED BY MONDAY EVENING. LOCAL WHITEOUT CONDITIONS MAY DEVELOP OVER LOLO AND LOST TRAIL PASSES AS STRONG GUSTY WEST WINDS DEVELOP MONDAY...CAUSING AREAS OF BLOWING AND DRIFTING SNOW. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... AND BLOWING SNOW ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ IDZ008-051230- /O.NEW.KMSO.WW.Y.0027.090105T0600Z-090106T0000Z/ LOWER HELLS CANYON/SALMON RIVER REGION- 821 PM PST SUN JAN 4 2009 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 4 PM PST MONDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT UNTIL 4 PM PST MONDAY. GUSTY SOUTH WINDS OF 15 TO 30 MPH WITH GUSTS OF 40 TO 50 MPH WILL CONTINUE TO DEVELOP TONIGHT AND LAST INTO MONDAY MORNING. IN ADDITION...A STRONG PACIFIC WEATHER SYSTEM WILL APPROACH THE AREA TONIGHT AND PASS THROUGH ON MONDAY. SNOW ACCUMULATIONS OF 2 TO 4 INCHES WILL BE POSSIBLE BY MONDAY AFTERNOON. THE WHITE BIRD GRADE MAY EXPERIENCE WHITE OUT CONDITIONS ON MONDAY WHEN THE WINDS COMBINE WITH ACCUMULATING SNOW. A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...BLOWING SNOW...OR FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. $$
000 WWUS45 KMSO 051102 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 402 AM MST MON JAN 5 2009 .A POTENT PACIFIC WEATHER SYSTEM WILL CONTINUE THROUGH NORTH CENTRAL IDAHO AND WESTERN MONTANA TODAY BRINGING AREAS OF MODERATE TO HEAVY SNOW INTO THE EVENING. THE HEAVIEST SNOWFALL AMOUNTS ARE EXPECTED IN NORTH CENTRAL IDAHO AND ALONG THE IDAHO AND MONTANA BORDER. IN NORTH CENTRAL IDAHO THE HEAVIEST SNOW SHOULD OCCUR THIS MORNING. LOWER VALLEY LOCATIONS OF IDAHO MAY SEE A MIX OF RAIN AND SNOW LATER IN THE AFTERNOON WITH LIGHTER SNOW ACCUMULATIONS. ALL MOUNTAIN PASSES WILL SEE GUSTY WEST WINDS TODAY AND TONIGHT WITH WHITEOUT CONDITIONS POSSIBLE AS THE SNOWFALL BEGINS TO INTENSIFY. THERE WILL BE A BRIEF BREAK IN SNOW SHOWER ACTIVITY EARLY TUESDAY BEFORE THE NEXT WEATHER SYSTEM BEGINS TO IMPACT THE AREA TUESDAY AFTERNOON AND EVENING. MODERATE TO HEAVY SNOW IS POSSIBLE WITH THIS NEXT SYSTEM AS WELL IN THE MOUNTAINS. WARMER AIR ENTERING THE REGION WILL BRING RISING SNOW LEVELS AND TURN SNOW TO AREAS OF RAIN IN NORTH CENTRAL IDAHO AND WEST CENTRAL MONTANA VALLEYS TUESDAY NIGHT INTO WEDNESDAY. MTZ001-051915- /O.CON.KMSO.WS.W.0002.000000T0000Z-090106T0300Z/ KOOTENAI/CABINET REGION- 402 AM MST MON JAN 5 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING. SNOWFALL WILL INTENSIFY THROUGH THE MORNING AND CONTINUE THROUGH EARLY THIS EVENING. TOTAL SNOWFALL ACCUMULATIONS OF 6 TO 8 INCHES IN THE VALLEYS AND UP TO 14 INCHES ARE EXPECTED BY MONDAY EVENING. LOCAL GUSTY SOUTHWEST WINDS MAY CAUSE AREAS OF BLOWING AND DRIFTING SNOW. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... AND BLOWING SNOW ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ MTZ004-051915- /O.CON.KMSO.WS.W.0002.000000T0000Z-090106T0600Z/ LOWER CLARK FORK REGION- 402 AM MST MON JAN 5 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING. SNOWFALL WILL INCREASE AND INTENSIFY THROUGH THE MORNING AND CONTINUE THROUGH THIS EVENING. TOTAL SNOWFALL ACCUMULATIONS OF 6 TO 8 INCHES IN THE VALLEYS AND 12 TO 14 INCHES IN THE HIGHER TERRAIN ARE EXPECTED BY MONDAY EVENING. LOOKOUT PASS WILL BE THE MOST IMPACTED BY THIS STORM. LOCAL GUSTY SOUTHWEST WINDS MAY CAUSE AREAS OF BLOWING AND DRIFTING SNOW. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... AND BLOWING SNOW ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ IDZ005-051915- /O.CON.KMSO.WS.W.0002.000000T0000Z-090106T0600Z/ NORTHERN CLEARWATER MOUNTAINS- 302 AM PST MON JAN 5 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING. SNOWFALL WILL INCREASE AND INTENSIFY THIS MORNING...AND CONTINUE THROUGH THIS EVENING. TOTAL SNOWFALL ACCUMULATIONS OF 9 TO 15 INCHES ARE EXPECTED BY MONDAY EVENING. LOCAL GUSTY SOUTHWEST WINDS MAY CAUSE AREAS OF BLOWING AND DRIFTING SNOW. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... AND BLOWING SNOW ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ IDZ007-051915- /O.CON.KMSO.WS.W.0002.000000T0000Z-090106T0000Z/ OROFINO/GRANGEVILLE REGION- 302 AM PST MON JAN 5 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON. SNOWFALL WILL INCREASE AND INTENSIFY THIS MORNING...AND CONTINUE THROUGH EARLY AFTERNOON. TOTAL SNOWFALL ACCUMULATIONS OF 6 TO 10 INCHES ARE EXPECTED ALONG THE HIGHWAY 12 CORRIDOR FROM NEAR OROFINO TO KOOSKIA. SNOW MAY MIX WITH RAIN IN THE AFTERNOON WITH LIGHTER SNOW ACCUMULATIONS IN THE AFTERNOON. OVER THE CAMAS PRAIRIE...INCLUDING GRANGEVILLE GUSTY WINDS WILL CONTINUE GENERALLY THROUGH EARLY AFTERNOON. WIND GUSTS OF 40 TO 50 MPH ARE POSSIBLE. BLOWING SNOW WILL REDUCE VISIBILITY MAINLY THIS MORNING...ESPECIALLY OVER THE WHITE BIRD GRADE WHERE WHITEOUT CONDITIONS ARE POSSIBLE. THE CAMAS PRAIRIE WILL SEE LIGHTER SNOWFALL AMOUNTS FROM 2 TO 5 INCHES WITH LOCAL BLOWING SNOW FROM GUSTY SOUTHWEST WINDS THROUGH THIS AFTERNOON. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... AND BLOWING SNOW ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ MTZ002-043-051915- /O.CON.KMSO.WS.W.0002.090105T1200Z-090106T0600Z/ WEST GLACIER REGION-POTOMAC/SEELEY LAKE REGION- 402 AM MST MON JAN 5 2009 ...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. SNOWFALL WILL INCREASE AND INTENSIFY THROUGH THIS MORNING AND CONTINUE THROUGH THIS EVENING. TOTAL SNOWFALL ACCUMULATIONS OF 8 TO 15 INCHES ARE EXPECTED BY MONDAY EVENING...ESPECIALLY NORTH OF CLEARWATER JUNCTION. LOCAL WHITE CONDITIONS MAY DEVELOP OVER MARIAS PASS AS STRONG GUSTY WEST WINDS DEVELOP MONDAY...CAUSING AREAS OF BLOWING AND DRIFTING SNOW. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... AND BLOWING SNOW ARE EXPECTED OR OCCURRING. STRONG WINDS ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ IDZ006-MTZ006-051915- /O.CON.KMSO.WS.W.0002.090105T1200Z-090106T0600Z/ SOUTHERN CLEARWATER MOUNTAINS-BITTERROOT/SAPPHIRE MOUNTAINS- 402 AM MST MON JAN 5 2009 /302 AM PST MON JAN 5 2009/ ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST /10 PM PST/ THIS EVENING... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST /10 PM PST/ THIS EVENING. SNOWFALL WILL INCREASE AND INTENSIFY THIS MORNING AND CONTINUE THROUGH THE EVENING. TOTAL SNOWFALL ACCUMULATIONS OF 8 TO 15 INCHES ARE EXPECTED BY MONDAY EVENING. LOCAL WHITEOUT CONDITIONS MAY DEVELOP OVER LOLO AND LOST TRAIL PASSES AS STRONG GUSTY WEST WINDS DEVELOP MONDAY...CAUSING AREAS OF BLOWING AND DRIFTING SNOW. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... AND BLOWING SNOW ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ IDZ008-051915- /O.CON.KMSO.WW.Y.0027.000000T0000Z-090106T0000Z/ LOWER HELLS CANYON/SALMON RIVER REGION- 302 AM PST MON JAN 5 2009 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON. GUSTY SOUTH WINDS OF 15 TO 30 MPH WITH GUSTS OF 40 TO 50 MPH WILL CONTINUE THROUGH THE MORNING. IN ADDITION...A STRONG PACIFIC WEATHER SYSTEM WILL THROUGH THE AREA TODAY. TOTAL SNOW ACCUMULATIONS OF 2 TO 4 INCHES WILL BE POSSIBLE BY MONDAY AFTERNOON. THE WHITE BIRD GRADE MAY EXPERIENCE WHITE OUT CONDITIONS ON MONDAY WHEN THE WINDS COMBINE WITH ACCUMULATING SNOW. A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...BLOWING SNOW...OR FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. $$ MTZ003-051915- /O.CON.KMSO.WW.Y.0027.090105T1200Z-090106T0300Z/ FLATHEAD/MISSION VALLEYS- 402 AM MST MON JAN 5 2009 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING. SNOWFALL WILL INCREASE AND INTENSIFY EARLY THIS MORNING AND CONTINUE THROUGH EARLY EVENING MONDAY. TOTAL SNOWFALL ACCUMULATIONS OF 2 TO 5 INCHES ARE EXPECTED BY THE EVENING. LOCAL GUSTY SOUTHWEST WINDS MAY CAUSE AREAS OF BLOWING AND DRIFTING SNOW MONDAY AFTERNOON. A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...BLOWING SNOW...OR FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. $$
000 WWUS45 KMSO 051606 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 906 AM MST MON JAN 5 2009 .A PACIFIC WEATHER SYSTEM WILL MOVE THROUGH THE NORTHERN ROCKIES TODAY AND INTO THE EVENING HOURS. MODERATE TO HEAVY SNOWFALL IS STILL EXPECTED OVER THE MOUNTAINS OF NORTH-CENTRAL IDAHO AND WESTERN MONTANA THROUGH THE EVENING HOURS...ESPECIALLY ALONG THE MONTANA/IDAHO BORDERS. IN NORTH-CENTRAL IDAHO...LOWER VALLEY LOCATIONS MAY SEE A MIX OF RAIN AND SNOW LATER IN THE AFTERNOON WITH LIGHTER SNOW ACCUMULATIONS. MOUNTAIN PASSES WILL SEE GUSTY WEST WINDS CREATING BLOWING AND DRIFTING OF SNOW. THERE WILL BE A BRIEF BREAK IN SNOW SHOWER ACTIVITY EARLY TUESDAY BEFORE THE NEXT WEATHER SYSTEM BEGINS TO IMPACT THE AREA LATE TUESDAY AFTERNOON AND EVENING. MODERATE TO HEAVY SNOW IS POSSIBLE WITH THIS NEXT SYSTEM AS WELL IN THE MOUNTAINS. WARMER AIR ENTERING THE REGION WILL BRING RISING SNOW LEVELS AND TURN SNOW TO AREAS OF RAIN IN NORTH CENTRAL IDAHO AND WEST CENTRAL MONTANA VALLEYS TUESDAY NIGHT INTO WEDNESDAY. MTZ001-060015- /O.CON.KMSO.WS.W.0002.000000T0000Z-090106T0300Z/ KOOTENAI/CABINET REGION- 906 AM MST MON JAN 5 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING. SNOW IS EXPECTED TO CONTINUE TODAY WITH ADDITIONAL ACCUMULATIONS OF 2 TO 3 INCHES POSSIBLE. STORM TOTAL SNOWFALL ACCUMULATIONS OF 5 TO 8 INCHES BY THIS EVENING. $$ MTZ004-060015- /O.CON.KMSO.WS.W.0002.000000T0000Z-090106T0600Z/ LOWER CLARK FORK REGION- 906 AM MST MON JAN 5 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING. STORM TOTAL SNOWFALL ACCUMULATIONS OF 6 TO 8 INCHES IN THE VALLEYS AND 12 TO 14 INCHES IN THE HIGHER TERRAIN ARE EXPECTED BY LATE THIS EVENING. LOOKOUT PASS WILL BE THE MOST IMPACTED BY THIS STORM. LOCAL GUSTY SOUTHWEST WINDS MAY CAUSE AREAS OF BLOWING AND DRIFTING SNOW. $$ IDZ005-060015- /O.CON.KMSO.WS.W.0002.000000T0000Z-090106T0600Z/ NORTHERN CLEARWATER MOUNTAINS- 806 AM PST MON JAN 5 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING. SNOW IS EXPECTED TO CONTINUE TODAY WITH ADDITIONAL ACCUMULATIONS 2 TO 4 INCHES VALLEYS AND UP TO 7 INCHES IN THE MOUNTAINS. STORM TOTAL SNOWFALL ACCUMULATIONS OF 9 TO 15 INCHES ARE EXPECTED BY THIS EVENING. LOCAL GUSTY SOUTHWEST WINDS MAY CAUSE AREAS OF BLOWING AND DRIFTING SNOW. $$ IDZ007-060000- /O.CON.KMSO.WS.W.0002.000000T0000Z-090106T0000Z/ OROFINO/GRANGEVILLE REGION- 806 AM PST MON JAN 5 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON. STORM TOTAL SNOWFALL ACCUMULATIONS OF 6 TO 10 INCHES ARE EXPECTED ALONG THE HIGHWAY 12 CORRIDOR FROM NEAR OROFINO TO KOOSKIA. SNOW MAY MIX WITH RAIN IN THE AFTERNOON WITH LIGHTER SNOW ACCUMULATIONS IN THE AFTERNOON. OVER THE CAMAS PRAIRIE...INCLUDING GRANGEVILLE...GUSTY WINDS WILL CONTINUE GENERALLY THROUGH EARLY AFTERNOON. SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS UP TO 40 MPH ARE POSSIBLE. BLOWING AND DRIFTING SNOW WILL REDUCE VISIBILITY THROUGH THIS AFTERNOON. THE CAMAS PRAIRIE WILL SEE LIGHTER STORM TOTAL SNOWFALL AMOUNTS OF 2 TO 5 INCHES BY LATE THIS AFTERNOON FROM THIS STORM. $$ MTZ002-043-060015- /O.CON.KMSO.WS.W.0002.000000T0000Z-090106T0600Z/ WEST GLACIER REGION-POTOMAC/SEELEY LAKE REGION- 906 AM MST MON JAN 5 2009 ...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. STORM TOTAL SNOWFALL ACCUMULATIONS OF 8 TO 12 INCHES ARE EXPECTED BY THIS EVENING. GUSTY WEST WINDS WILL CAUSE AREAS OF BLOWING AND DRIFTING SNOW. $$ IDZ006-MTZ006-060015- /O.CON.KMSO.WS.W.0002.000000T0000Z-090106T0600Z/ SOUTHERN CLEARWATER MOUNTAINS-BITTERROOT/SAPPHIRE MOUNTAINS- 906 AM MST MON JAN 5 2009 /806 AM PST MON JAN 5 2009/ ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST /10 PM PST/ THIS EVENING... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST /10 PM PST/ THIS EVENING. STORM TOTAL SNOWFALL ACCUMULATIONS OF 8 TO 15 INCHES ARE EXPECTED BY THIS EVENING. GUSTY WESTERLY WINDS WILL CREATE AREAS OF BLOWING AND DRIFTING SNOW OVER LOLO AND LOST TRAIL PASSES. $$ IDZ008-060000- /O.CON.KMSO.WW.Y.0027.000000T0000Z-090106T0000Z/ LOWER HELLS CANYON/SALMON RIVER REGION- 806 AM PST MON JAN 5 2009 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON. STORM TOTAL SNOW ACCUMULATIONS OF 2 TO 4 INCHES WILL BE POSSIBLE BY THIS AFTERNOON. SUSTAINED WINDS OF 15 TO 25 MPH WITH GUSTS UP TO 35 MPH WILL CONTINUE CREATING AREAS OF BLOWING AND DRIFTING SNOW AND REDUCED VISIBILITIES OVER THE WHITE BIRD GRADE. $$ MTZ003-060015- /O.CON.KMSO.WW.Y.0027.000000T0000Z-090106T0300Z/ FLATHEAD/MISSION VALLEYS- 906 AM MST MON JAN 5 2009 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING. STORM TOTAL SNOWFALL ACCUMULATIONS OF 2 TO 5 INCHES ARE EXPECTED BY THE EVENING. LOCAL GUSTY SOUTHWEST WINDS MAY CAUSE AREAS OF BLOWING AND DRIFTING SNOW MONDAY AFTERNOON. A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...BLOWING SNOW...OR FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. $$
000 WWUS45 KMSO 052156 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 256 PM MST MON JAN 5 2009 .A PACIFIC WEATHER SYSTEM WILL CONTINUE TO MOVE THROUGH THE NORTHERN ROCKIES FOR THE REMAINDER OF TODAY THROUGH THIS EVENING. MODERATE TO HEAVY SNOWFALL IS STILL EXPECTED OVER THE MOUNTAINS OF NORTH-CENTRAL IDAHO AND WESTERN MONTANA THROUGH THE EVENING HOURS...ESPECIALLY ALONG THE MONTANA/IDAHO BORDERS. IN NORTH-CENTRAL IDAHO...LOWER VALLEY LOCATIONS MAY SEE A MIX OF RAIN AND SNOW LATER TONIGHT WITH LIGHTER SNOW ACCUMULATIONS. MOUNTAIN PASSES WILL SEE GUSTY WEST WINDS CREATING BLOWING AND DRIFTING OF SNOW. THERE WILL BE A BRIEF BREAK IN SNOW SHOWER ACTIVITY EARLY TUESDAY BEFORE THE NEXT WEATHER SYSTEM BEGINS TO IMPACT THE AREA LATER IN THE DAY. MODERATE TO HEAVY SNOW IS POSSIBLE IN THE MOUNTAINS BEGINNING TUESDAY EVENING...THEN CONTINUING THROUGH WEDNESDAY. AN INFLUX OF WARMER AIR FROM THE SOUTH WILL CAUSE SNOW LEVELS TO RISE TUESDAY NIGHT AND WEDNESDAY RESULTING IN SNOW CHANGING OVER TO RAIN AT THE LOWER ELEVATIONS. DURING THIS TRANSITIONAL PERIOD...A BRIEF EPISODE OF FREEZING RAIN IS ALSO POSSIBLE BEFORE SURFACE TEMPERATURES WARM ABOVE FREEZING. SNOW LEVELS WILL EVENTUALLY RISE BETWEEN 5000 AND 6000 FEET BY LATE WEDNESDAY. MTZ001-060600- /O.CAN.KMSO.WS.W.0002.000000T0000Z-090106T0300Z/ /O.NEW.KMSO.WS.A.0002.090107T0000Z-090107T1800Z/ KOOTENAI/CABINET REGION- 256 PM MST MON JAN 5 2009 ...WINTER STORM WATCH IN EFFECT FROM TUESDAY AFTERNOON THROUGH WEDNESDAY MORNING ABOVE 3500 FEET... ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WATCH ABOVE 3500 FEET...WHICH IS IN EFFECT FROM TUESDAY AFTERNOON THROUGH WEDNESDAY MORNING. THE WINTER STORM WARNING HAS BEEN CANCELLED. SNOW IS EXPECTED TO CONTINUE FOR THE REMAINDER OF TODAY AND GRADUALLY LESSEN THROUGH THIS EVENING. ADDITIONAL SNOW ACCUMULATIONS OF 1 TO 3 INCHES ARE STILL POSSIBLE DURING THIS TIME. MODERATE TO HEAVY SNOWFALL IS POSSIBLE OVER THE HIGHER TERRAIN BEGINNING LATE TUESDAY AND THEN CONTINUING THROUGH WEDNESDAY. SNOW LEVELS WILL RISING TO NEAR 4500 FEET BY LATE WEDNESDAY WITH SNOW CHANGING OVER TO RAIN IN THE VALLEYS. 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. $$ MTZ003-052300- /O.CAN.KMSO.WW.Y.0027.000000T0000Z-090106T0300Z/ FLATHEAD/MISSION VALLEYS- 256 PM MST MON JAN 5 2009 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE WINTER WEATHER ADVISORY. LIGHT SNOW IS EXPECTED TO CONTINUE FOR THE REMAINDER OF TODAY AND GRADUALLY LESSEN THROUGH THIS EVENING. ADDITIONAL ACCUMULATION OF LESS THAN AN INCH IS EXPECTED. $$ MTZ004-060600- /O.NEW.KMSO.WS.A.0002.090107T0000Z-090107T1800Z/ /O.CON.KMSO.WS.W.0002.000000T0000Z-090106T0600Z/ LOWER CLARK FORK REGION- 256 PM MST MON JAN 5 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... ...WINTER STORM WATCH IN EFFECT FROM TUESDAY AFTERNOON THROUGH WEDNESDAY MORNING ABOVE 3500 FEET... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WATCH ABOVE 3500 FEET...WHICH IS IN EFFECT FROM TUESDAY AFTERNOON THROUGH WEDNESDAY MORNING. A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING. STORM TOTAL SNOWFALL ACCUMULATIONS OF 6 TO 8 INCHES IN THE VALLEYS AND 12 TO 14 INCHES IN THE HIGHER TERRAIN ARE EXPECTED BY THIS EVENING. LOOKOUT PASS WILL BE THE MOST IMPACTED BY THIS STORM. LOCAL GUSTY SOUTHWEST WINDS MAY CAUSE AREAS OF BLOWING AND DRIFTING SNOW. SNOW WILL BE TAPERING OFF TONIGHT. MODERATE TO HEAVY SNOWFALL IS POSSIBLE OVER THE HIGHER TERRAIN BEGINNING LATE TUESDAY AND THEN CONTINUING THROUGH WEDNESDAY. SNOW LEVELS WILL BE RISING BETWEEN 4500 AND 5000 FEET BY LATE WEDNESDAY WITH SNOW CHANGING OVER TO RAIN IN THE VALLEYS. A BRIEF PERIOD OF FREEZING RAIN IS ALSO POSSIBLE. 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. $$ IDZ005-060600- /O.NEW.KMSO.WS.A.0002.090106T2100Z-090107T1800Z/ /O.CON.KMSO.WS.W.0002.000000T0000Z-090106T0600Z/ NORTHERN CLEARWATER MOUNTAINS- 156 PM PST MON JAN 5 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING... ...WINTER STORM WATCH IN EFFECT FROM TUESDAY AFTERNOON THROUGH WEDNESDAY MORNING ABOVE 4500 FEET... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WATCH ABOVE 4500 FEET...WHICH IS IN EFFECT FROM TUESDAY AFTERNOON THROUGH WEDNESDAY MORNING. A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING. SNOW IS EXPECTED TO CONTINUE TODAY WITH ADDITIONAL ACCUMULATIONS 2 TO 4 INCHES VALLEYS AND UP TO 7 INCHES IN THE MOUNTAINS. STORM TOTAL SNOWFALL ACCUMULATIONS OF 9 TO 15 INCHES ARE EXPECTED BY THIS EVENING. LOCAL GUSTY SOUTHWEST WINDS MAY CAUSE AREAS OF BLOWING AND DRIFTING SNOW. MODERATE TO HEAVY SNOWFALL IS POSSIBLE OVER THE HIGHER TERRAIN BEGINNING TUESDAY AFTERNOON AND THEN CONTINUING THROUGH WEDNESDAY. SNOW LEVELS WILL BE RISING BETWEEN 5000 TO 5500 FEET BY LATE WEDNESDAY WITH SNOW CHANGING OVER TO RAIN IN THE VALLEYS. A BRIEF PERIOD OF FREEZING RAIN IS ALSO POSSIBLE LATE TUESDAY. A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. $$ MTZ002-060600- /O.NEW.KMSO.WS.A.0002.090107T0000Z-090108T0100Z/ /O.CON.KMSO.WS.W.0002.000000T0000Z-090106T0600Z/ WEST GLACIER REGION- 256 PM MST MON JAN 5 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... ...WINTER STORM WATCH IN EFFECT FROM TUESDAY AFTERNOON THROUGH WEDNESDAY AFTERNOON ABOVE 3500 FEET... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WATCH ABOVE 3500 FEET...WHICH IS IN EFFECT FROM TUESDAY AFTERNOON THROUGH WEDNESDAY AFTERNOON. A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING. STORM TOTAL SNOWFALL ACCUMULATIONS OF 8 TO 12 INCHES ARE EXPECTED BY THIS EVENING. GUSTY WEST WINDS WILL CAUSE AREAS OF BLOWING AND DRIFTING SNOW. MODERATE TO HEAVY SNOWFALL IS POSSIBLE OVER THE HIGHER TERRAIN BEGINNING LATE TUESDAY AND THEN CONTINUING THROUGH WEDNESDAY. SNOW LEVELS WILL RISING TO NEAR 4500 FEET BY LATE WEDNESDAY WITH SNOW CHANGING OVER TO RAIN IN THE VALLEYS. 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. $$ MTZ043-060600- /O.NEW.KMSO.WS.A.0002.090107T0000Z-090107T1800Z/ /O.CON.KMSO.WS.W.0002.000000T0000Z-090106T0600Z/ POTOMAC/SEELEY LAKE REGION- 256 PM MST MON JAN 5 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... ...WINTER STORM WATCH IN EFFECT FROM TUESDAY AFTERNOON THROUGH WEDNESDAY MORNING ABOVE 3500 FEET... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WATCH ABOVE 3500 FEET...WHICH IS IN EFFECT FROM TUESDAY AFTERNOON THROUGH WEDNESDAY MORNING. A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING. STORM TOTAL SNOWFALL ACCUMULATIONS OF 8 TO 12 INCHES ARE EXPECTED BY THIS EVENING. GUSTY WEST WINDS WILL CAUSE AREAS OF BLOWING AND DRIFTING SNOW. MODERATE TO HEAVY SNOWFALL IS POSSIBLE OVER THE HIGHER TERRAIN BEGINNING LATE TUESDAY AND THEN CONTINUING THROUGH WEDNESDAY. SNOW LEVELS WILL BE RISING BETWEEN 5000 TO 5500 FEET BY LATE WEDNESDAY WITH SNOW CHANGING OVER TO RAIN IN THE VALLEYS. A BRIEF PERIOD OF FREEZING RAIN IS ALSO POSSIBLE WEDNESDAY. A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. $$ IDZ006-MTZ006-060600- /O.NEW.KMSO.WS.A.0002.090106T2100Z-090107T1800Z/ /O.CON.KMSO.WS.W.0002.000000T0000Z-090106T0600Z/ SOUTHERN CLEARWATER MOUNTAINS-BITTERROOT/SAPPHIRE MOUNTAINS- 256 PM MST MON JAN 5 2009 /156 PM PST MON JAN 5 2009/ ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST /10 PM PST/ THIS EVENING... ...WINTER STORM WATCH IN EFFECT FROM TUESDAY AFTERNOON THROUGH WEDNESDAY MORNING ABOVE 4500 FEET... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WATCH ABOVE 4500 FEET...WHICH IS IN EFFECT FROM TUESDAY AFTERNOON THROUGH WEDNESDAY MORNING. A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST /10 PM PST/ THIS EVENING. STORM TOTAL SNOWFALL ACCUMULATIONS OF 8 TO 15 INCHES ARE EXPECTED BY THIS EVENING. GUSTY WESTERLY WINDS WILL CREATE AREAS OF BLOWING AND DRIFTING SNOW OVER LOLO AND LOST TRAIL PASSES. MODERATE TO HEAVY SNOWFALL IS POSSIBLE OVER THE HIGHER TERRAIN BEGINNING TUESDAY AFTERNOON AND THEN CONTINUING THROUGH WEDNESDAY. SNOW LEVELS WILL BE RISING BETWEEN 5000 TO 5500 FEET BY LATE WEDNESDAY WITH SNOW CHANGING OVER TO RAIN IN THE VALLEYS. A BRIEF PERIOD OF FREEZING RAIN IS ALSO POSSIBLE LATE TUESDAY. 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. $$ IDZ007-060000- /O.CON.KMSO.WS.W.0002.000000T0000Z-090106T0000Z/ OROFINO/GRANGEVILLE REGION- 156 PM PST MON JAN 5 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON. STORM TOTAL SNOWFALL ACCUMULATIONS OF 6 TO 10 INCHES ARE EXPECTED ALONG THE HIGHWAY 12 CORRIDOR FROM NEAR OROFINO TO KOOSKIA. SNOW MAY MIX WITH RAIN IN THE AFTERNOON WITH LIGHTER SNOW ACCUMULATIONS IN THE AFTERNOON. OVER THE CAMAS PRAIRIE...INCLUDING GRANGEVILLE...GUSTY WINDS WILL CONTINUE GENERALLY THROUGH EARLY AFTERNOON. SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS UP TO 40 MPH ARE POSSIBLE. BLOWING AND DRIFTING SNOW WILL REDUCE VISIBILITY THROUGH THIS AFTERNOON. THE CAMAS PRAIRIE WILL SEE LIGHTER STORM TOTAL SNOWFALL AMOUNTS OF 2 TO 5 INCHES BY LATE THIS AFTERNOON FROM THIS STORM. $$ IDZ008-060000- /O.CON.KMSO.WW.Y.0027.000000T0000Z-090106T0000Z/ LOWER HELLS CANYON/SALMON RIVER REGION- 156 PM PST MON JAN 5 2009 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON. STORM TOTAL SNOW ACCUMULATIONS OF 2 TO 4 INCHES WILL BE POSSIBLE BY LATE THIS AFTERNOON. SUSTAINED WINDS OF 15 TO 25 MPH WITH GUSTS UP TO 35 MPH WILL CONTINUE CREATING AREAS OF BLOWING AND DRIFTING SNOW AND REDUCED VISIBILITIES OVER THE WHITE BIRD GRADE. $$
000 WWUS45 KMSO 052339 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 439 PM MST MON JAN 5 2009 .A PACIFIC WEATHER SYSTEM WILL CONTINUE TO MOVE THROUGH THE NORTHERN ROCKIES THIS EVENING. MODERATE TO HEAVY SNOWFALL IS STILL EXPECTED OVER THE MOUNTAINS OF NORTH CENTRAL IDAHO AND WESTERN MONTANA THROUGH THE EVENING HOURS...ESPECIALLY ALONG THE MONTANA/IDAHO BORDERS. IN NORTH CENTRAL IDAHO...LOWER VALLEY LOCATIONS MAY SEE A MIX OF RAIN AND SNOW LATER TONIGHT WITH LIGHTER SNOW ACCUMULATIONS. MOUNTAIN PASSES WILL SEE GUSTY WEST WINDS CREATING BLOWING AND DRIFTING OF SNOW. THERE WILL BE A BRIEF BREAK IN THE SNOW EARLY TUESDAY BEFORE THE NEXT WEATHER SYSTEM BEGINS TO IMPACT THE AREA LATER IN THE DAY. MODERATE TO HEAVY SNOW IS POSSIBLE IN THE MOUNTAINS BEGINNING TUESDAY EVENING AND CONTINUING THROUGH WEDNESDAY. AN INFLUX OF WARMER AIR FROM THE SOUTH WILL CAUSE SNOW LEVELS TO RISE TUESDAY NIGHT AND WEDNESDAY RESULTING IN A CHANGE OVER TO RAIN AT THE LOWER ELEVATIONS. DURING THIS TRANSITIONAL PERIOD...A BRIEF EPISODE OF FREEZING RAIN IS ALSO POSSIBLE BEFORE SURFACE TEMPERATURES WARM ABOVE FREEZING. SNOW LEVELS WILL EVENTUALLY RISE BETWEEN 5000 AND 6000 FEET BY LATE WEDNESDAY. IDZ007-060045- /O.EXP.KMSO.WS.W.0002.000000T0000Z-090106T0000Z/ OROFINO/GRANGEVILLE REGION- 339 PM PST MON JAN 5 2009 ...WINTER STORM WARNING WILL EXPIRE AT 4 PM PST THIS AFTERNOON... THE WINTER STORM WARNING WILL EXPIRE AT 4 PM PST THIS AFTERNOON. ONLY LIGHT SNOW IS EXPECTED THROUGH THE REST OF THE EVENING. THE LOWER VALLEYS MAY SEE A MIX OF RAIN AND SNOW. $$ IDZ008-060045- /O.EXP.KMSO.WW.Y.0027.000000T0000Z-090106T0000Z/ LOWER HELLS CANYON/SALMON RIVER REGION- 339 PM PST MON JAN 5 2009 ...WINTER WEATHER ADVISORY WILL EXPIRE AT 4 PM PST THIS AFTERNOON... THE WINTER WEATHER ADVISORY WILL EXPIRE AT 4 PM PST THIS AFTERNOON. ONLY LIGHT SNOW IS EXPECTED THROUGH THE REST OF THE EVENING. THE LOWER VALLEYS MAY SEE A MIX OF RAIN AND SNOW. $$ MTZ004-060600- /O.CON.KMSO.WS.W.0002.000000T0000Z-090106T0600Z/ /O.CON.KMSO.WS.A.0002.090107T0000Z-090107T1800Z/ LOWER CLARK FORK REGION- 439 PM MST MON JAN 5 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... ...WINTER STORM WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH WEDNESDAY MORNING ABOVE 3500 FEET... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING. A WINTER STORM WATCH ABOVE 3500 FEET REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH WEDNESDAY MORNING. STORM TOTAL SNOWFALL ACCUMULATIONS OF 6 TO 8 INCHES IN THE VALLEYS AND 12 TO 14 INCHES IN THE HIGHER TERRAIN ARE EXPECTED BY THIS EVENING. LOOKOUT PASS WILL BE THE MOST IMPACTED BY THIS STORM. LOCAL GUSTY SOUTHWEST WINDS MAY CAUSE AREAS OF BLOWING AND DRIFTING SNOW. SNOW WILL BE TAPERING OFF TONIGHT. MODERATE TO HEAVY SNOWFALL IS POSSIBLE OVER THE HIGHER TERRAIN BEGINNING LATE TUESDAY AND THEN CONTINUING THROUGH WEDNESDAY. SNOW LEVELS WILL BE RISING BETWEEN 4500 AND 5000 FEET BY LATE WEDNESDAY WITH SNOW CHANGING OVER TO RAIN IN THE VALLEYS. A BRIEF PERIOD OF FREEZING RAIN IS ALSO POSSIBLE. A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. $$ IDZ005-060600- /O.CON.KMSO.WS.W.0002.000000T0000Z-090106T0600Z/ /O.CON.KMSO.WS.A.0002.090106T2100Z-090107T1800Z/ NORTHERN CLEARWATER MOUNTAINS- 339 PM PST MON JAN 5 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING... ...WINTER STORM WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH WEDNESDAY MORNING ABOVE 4500 FEET... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING. A WINTER STORM WATCH ABOVE 4500 FEET REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH WEDNESDAY MORNING. SNOW IS EXPECTED TO CONTINUE TODAY WITH ADDITIONAL ACCUMULATIONS 2 TO 4 INCHES VALLEYS AND UP TO 7 INCHES IN THE MOUNTAINS. STORM TOTAL SNOWFALL ACCUMULATIONS OF 9 TO 15 INCHES ARE EXPECTED BY THIS EVENING. LOCAL GUSTY SOUTHWEST WINDS MAY CAUSE AREAS OF BLOWING AND DRIFTING SNOW. MODERATE TO HEAVY SNOWFALL IS POSSIBLE OVER THE HIGHER TERRAIN BEGINNING TUESDAY AFTERNOON AND THEN CONTINUING THROUGH WEDNESDAY. SNOW LEVELS WILL BE RISING BETWEEN 5000 TO 5500 FEET BY LATE WEDNESDAY WITH SNOW CHANGING OVER TO RAIN IN THE VALLEYS. A BRIEF PERIOD OF FREEZING RAIN IS ALSO POSSIBLE LATE TUESDAY. 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. $$ MTZ002-060600- /O.CON.KMSO.WS.W.0002.000000T0000Z-090106T0600Z/ /O.CON.KMSO.WS.A.0002.090107T0000Z-090108T0100Z/ WEST GLACIER REGION- 439 PM MST MON JAN 5 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... ...WINTER STORM WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH WEDNESDAY AFTERNOON ABOVE 3500 FEET... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING. A WINTER STORM WATCH ABOVE 3500 FEET REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH WEDNESDAY AFTERNOON. STORM TOTAL SNOWFALL ACCUMULATIONS OF 8 TO 12 INCHES ARE EXPECTED BY THIS EVENING. GUSTY WEST WINDS WILL CAUSE AREAS OF BLOWING AND DRIFTING SNOW. MODERATE TO HEAVY SNOWFALL IS POSSIBLE OVER THE HIGHER TERRAIN BEGINNING LATE TUESDAY AND THEN CONTINUING THROUGH WEDNESDAY. SNOW LEVELS WILL RISING TO NEAR 4500 FEET BY LATE WEDNESDAY WITH SNOW CHANGING OVER TO RAIN IN THE VALLEYS. A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. $$ MTZ043-060600- /O.CON.KMSO.WS.W.0002.000000T0000Z-090106T0600Z/ /O.CON.KMSO.WS.A.0002.090107T0000Z-090107T1800Z/ POTOMAC/SEELEY LAKE REGION- 439 PM MST MON JAN 5 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... ...WINTER STORM WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH WEDNESDAY MORNING... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING. A WINTER STORM WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH WEDNESDAY MORNING. STORM TOTAL SNOWFALL ACCUMULATIONS OF 8 TO 12 INCHES ARE EXPECTED BY THIS EVENING. GUSTY WEST WINDS WILL CAUSE AREAS OF BLOWING AND DRIFTING SNOW. MODERATE TO HEAVY SNOWFALL IS POSSIBLE OVER THE HIGHER TERRAIN BEGINNING LATE TUESDAY AND THEN CONTINUING THROUGH WEDNESDAY. SNOW LEVELS WILL BE RISING BETWEEN 5000 TO 5500 FEET BY LATE WEDNESDAY WITH SNOW CHANGING OVER TO RAIN IN THE VALLEYS. A BRIEF PERIOD OF FREEZING RAIN IS ALSO POSSIBLE WEDNESDAY. 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. $$ IDZ006-MTZ006-060600- /O.CON.KMSO.WS.W.0002.000000T0000Z-090106T0600Z/ /O.CON.KMSO.WS.A.0002.090106T2100Z-090107T1800Z/ SOUTHERN CLEARWATER MOUNTAINS-BITTERROOT/SAPPHIRE MOUNTAINS- 439 PM MST MON JAN 5 2009 /339 PM PST MON JAN 5 2009/ ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST /10 PM PST/ THIS EVENING... ...WINTER STORM WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH WEDNESDAY MORNING ABOVE 4500 FEET... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST /10 PM PST/ THIS EVENING. A WINTER STORM WATCH ABOVE 4500 FEET REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH WEDNESDAY MORNING. STORM TOTAL SNOWFALL ACCUMULATIONS OF 8 TO 15 INCHES ARE EXPECTED BY THIS EVENING. GUSTY WESTERLY WINDS WILL CREATE AREAS OF BLOWING AND DRIFTING SNOW OVER LOLO AND LOST TRAIL PASSES. MODERATE TO HEAVY SNOWFALL IS POSSIBLE OVER THE HIGHER TERRAIN BEGINNING TUESDAY AFTERNOON AND THEN CONTINUING THROUGH WEDNESDAY. SNOW LEVELS WILL BE RISING BETWEEN 5000 TO 5500 FEET BY LATE WEDNESDAY WITH SNOW CHANGING OVER TO RAIN IN THE VALLEYS. A BRIEF PERIOD OF FREEZING RAIN IS ALSO POSSIBLE LATE TUESDAY. A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. $$ MTZ001-060600- /O.CON.KMSO.WS.A.0002.090107T0000Z-090107T1800Z/ KOOTENAI/CABINET REGION- 439 PM MST MON JAN 5 2009 ...WINTER STORM WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH WEDNESDAY MORNING ABOVE 3500 FEET... A WINTER STORM WATCH ABOVE 3500 FEET REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH WEDNESDAY MORNING. SNOW IS EXPECTED TO CONTINUE FOR THE REMAINDER OF TODAY AND GRADUALLY LESSEN THROUGH THIS EVENING. ADDITIONAL SNOW ACCUMULATIONS OF 1 TO 3 INCHES ARE STILL POSSIBLE DURING THIS TIME. MODERATE TO HEAVY SNOWFALL IS POSSIBLE OVER THE HIGHER TERRAIN BEGINNING LATE TUESDAY AND THEN CONTINUING THROUGH WEDNESDAY. SNOW LEVELS WILL RISING TO NEAR 4500 FEET BY LATE WEDNESDAY WITH SNOW CHANGING OVER TO RAIN IN THE VALLEYS. 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. $$
000 WWUS45 KMSO 060415 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 915 PM MST MON JAN 5 2009 .A PACIFIC WEATHER SYSTEM WILL CONTINUE TO MOVE THROUGH THE NORTHERN ROCKIES THIS EVENING. ADDITIONAL SNOWFALL IS POSSIBLE OVER THE MOUNTAINS OF NORTH CENTRAL IDAHO AND WESTERN MONTANA THROUGH THE EVENING HOURS...ESPECIALLY ALONG THE MONTANA/IDAHO BORDERS...BUT SNOW TOTALS SHOULD REMAIN BELOW WARNING CRITERIA. IN NORTH CENTRAL IDAHO...LOWER VALLEY LOCATIONS MAY SEE A MIX OF RAIN AND SNOW LATER TONIGHT WITH LIGHTER SNOW ACCUMULATIONS. MOUNTAIN PASSES WILL SEE GUSTY WEST WINDS CREATING BLOWING AND DRIFTING OF SNOW. THERE WILL BE A BRIEF BREAK IN THE SNOW EARLY TUESDAY BEFORE THE NEXT WEATHER SYSTEM BEGINS TO IMPACT THE AREA LATER IN THE DAY. MODERATE TO HEAVY SNOW IS POSSIBLE IN THE MOUNTAINS BEGINNING TUESDAY EVENING AND CONTINUING THROUGH WEDNESDAY. AN INFLUX OF WARMER AIR FROM THE SOUTH WILL CAUSE SNOW LEVELS TO RISE TUESDAY NIGHT AND WEDNESDAY RESULTING IN A CHANGE OVER TO RAIN AT THE LOWER ELEVATIONS. DURING THIS TRANSITIONAL PERIOD...A BRIEF EPISODE OF FREEZING RAIN IS ALSO POSSIBLE BEFORE SURFACE TEMPERATURES WARM ABOVE FREEZING. SNOW LEVELS WILL EVENTUALLY RISE BETWEEN 5000 AND 6000 FEET BY LATE WEDNESDAY. IDZ005-006-MTZ006-061215- /O.CAN.KMSO.WS.W.0002.000000T0000Z-090106T0600Z/ /O.CON.KMSO.WS.A.0002.090106T2100Z-090107T1800Z/ NORTHERN CLEARWATER MOUNTAINS-SOUTHERN CLEARWATER MOUNTAINS- BITTERROOT/SAPPHIRE MOUNTAINS- 915 PM MST MON JAN 5 2009 /815 PM PST MON JAN 5 2009/ ...WINTER STORM WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH WEDNESDAY MORNING ABOVE 4500 FEET... ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE WINTER STORM WARNING FOR THIS EVENING. SNOW HAS TAPERED OFF AND ADDITIONAL SIGNIFICANT ACCUMULATIONS ARE NOT EXPECTED. A WINTER STORM WATCH ABOVE 4500 FEET REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH WEDNESDAY MORNING. MODERATE TO HEAVY SNOWFALL IS POSSIBLE OVER THE HIGHER TERRAIN BEGINNING TUESDAY AFTERNOON AND THEN CONTINUING THROUGH WEDNESDAY. SNOW LEVELS WILL BE RISING BETWEEN 5000 TO 5500 FEET BY LATE WEDNESDAY WITH SNOW CHANGING OVER TO RAIN IN THE VALLEYS. A BRIEF PERIOD OF FREEZING RAIN IS ALSO POSSIBLE LATE TUESDAY. 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. $$ MTZ004-043-061215- /O.CAN.KMSO.WS.W.0002.000000T0000Z-090106T0600Z/ /O.CON.KMSO.WS.A.0002.090107T0000Z-090107T1800Z/ LOWER CLARK FORK REGION-POTOMAC/SEELEY LAKE REGION- 915 PM MST MON JAN 5 2009 ...WINTER STORM WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH WEDNESDAY MORNING ABOVE 3500 FEET... ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE WINTER STORM WARNING. SNOW HAS TAPERED OFF AND ADDITIONAL SIGNIFICANT ACCUMULATIONS ARE NOT EXPECTED. LOCAL GUSTY SOUTHWEST WINDS MAY CAUSE AREAS OF BLOWING AND DRIFTING SNOW INTO THE NIGHTTIME HOURS. A WINTER STORM WATCH ABOVE 3500 FEET REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH WEDNESDAY MORNING. MODERATE TO HEAVY SNOWFALL IS POSSIBLE OVER THE HIGHER TERRAIN BEGINNING LATE TUESDAY AND THEN CONTINUING THROUGH WEDNESDAY. SNOW LEVELS WILL BE RISING BETWEEN 4500 AND 5000 FEET BY LATE WEDNESDAY WITH SNOW CHANGING OVER TO RAIN IN THE VALLEYS. A BRIEF PERIOD OF FREEZING RAIN IS ALSO POSSIBLE. 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. $$ MTZ002-061215- /O.CAN.KMSO.WS.W.0002.000000T0000Z-090106T0600Z/ /O.CON.KMSO.WS.A.0002.090107T0000Z-090108T0100Z/ WEST GLACIER REGION- 915 PM MST MON JAN 5 2009 ...WINTER STORM WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH WEDNESDAY AFTERNOON ABOVE 3500 FEET... ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE WINTER STORM WARNING. SNOW HAS TAPERED OFF AND ADDITIONAL SIGNIFICANT ACCUMULATIONS ARE NOT EXPECTED. GUSTY WEST WINDS MAY CAUSE AREAS OF BLOWING AND DRIFTING SNOW INTO THE NIGHTTIME HOURS. A WINTER STORM WATCH ABOVE 3500 FEET REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH WEDNESDAY AFTERNOON. MODERATE TO HEAVY SNOWFALL IS POSSIBLE OVER THE HIGHER TERRAIN BEGINNING LATE TUESDAY AND THEN CONTINUING THROUGH WEDNESDAY. SNOW LEVELS WILL RISING TO NEAR 4500 FEET BY LATE WEDNESDAY WITH SNOW CHANGING OVER TO RAIN IN THE VALLEYS. A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. $$ MTZ001-061215- /O.CON.KMSO.WS.A.0002.090107T0000Z-090107T1800Z/ KOOTENAI/CABINET REGION- 915 PM MST MON JAN 5 2009 ...WINTER STORM WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH WEDNESDAY MORNING ABOVE 3500 FEET... A WINTER STORM WATCH ABOVE 3500 FEET REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH WEDNESDAY MORNING. SNOW IS EXPECTED TO CONTINUE FOR THE REMAINDER OF TODAY AND GRADUALLY LESSEN THROUGH THIS EVENING. ADDITIONAL SNOW ACCUMULATIONS OF 1 TO 3 INCHES ARE STILL POSSIBLE DURING THIS TIME. MODERATE TO HEAVY SNOWFALL IS POSSIBLE OVER THE HIGHER TERRAIN BEGINNING LATE TUESDAY AND THEN CONTINUING THROUGH WEDNESDAY. SNOW LEVELS WILL RISING TO NEAR 4500 FEET BY LATE WEDNESDAY WITH SNOW CHANGING OVER TO RAIN IN THE VALLEYS. 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. $$
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 Jan 4, 2:47 AM PST, 23 minutes earlier.
Area forecast discussion, Jan 4, 2:47 AM PST, 23 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MISSOULA MT
347 AM MST SUN JAN 4 2009
.DISCUSSION...
..SIGNIFICANT WINTER STORMS TO IMPACT NORTH CENTRAL IDAHO AND
WESTERN MONTANA MONDAY MORNING THROUGH WEDNESDAY...
...TODAY THROUGH TUESDAY...A WEAK SHORTWAVE DISTURBANCE PASSING
THROUGH NORTHWEST MONTANA THIS MORNING IS CREATING LIGHT SNOW
SHOWERS THAT ARE EXTENDING SOUTH OF KALISPELL. THIS DISTURBANCE
WILL TRACK TO THE SOUTHEAST AND WILL ALLOW FOR LIGHT SNOW SHOWERS
THROUGH THE MORNING MAINLY IN WESTERN MONTANA AND FROM THE
BITTERROOT VALLEY NORTHWARD. LITTLE TO LIGHT SNOW ACCUMULATIONS
ARE EXPECTED OUT OF THESE SHOWERS AND WILL PUSH OUT OF THE AREA BY
THIS AFTERNOON.
THE NEXT PACIFIC STORM SYSTEM IS SHOWING UP AS A MOIST PLUME OF
MOISTURE ON WATER VAPOR IMAGERY JUST OFF THE WASHINGTON COAST. THE LOW
PRESSURE TROUGH WILL ARRIVE TO NORTHERN IDAHO AND NORTHWEST
MONTANA BY MONDAY MORNING. DEEP MOISTURE AND LIFT WITH THIS SYSTEM
WILL AGAIN SET THE STAGE FOR ANOTHER SNOW EVENT ACROSS MUCH OF
IDAHO AND WESTERN MONTANA. A STRONG UPPER LEVEL JET STREAM IN
ASSOCIATION WITH THIS SYSTEM WILL NOT ONLY AID IN UPPER LEVEL
LIFTING FORCES...BUT WILL ALSO ALLOW FOR STRONG WINDS TO MIX TO
THE SURFACE. THE CAMAS PRAIRIE WILL SEE THE STRONGEST OF THESE
WINDS MONDAY MORNING...WHILE THE REST OF THE AREA CAN EXPECT
INCREASED WINDS BY MONDAY AFTERNOON AND EVENING. GUSTY WINDS ALONG
WITH FALLING AND BLOWING SNOW WILL REDUCE VISIBILITIES THROUGH
MONDAY NIGHT. WINTER WEATHER WARNINGS HAVE BEEN ISSUED FOR SNOW AND
BLOWING SNOW. PLEASE REFER TO WWW.WEATHER.GOV/MISSOULA FOR MORE
INFORMATION.
...WEDNESDAY THROUGH SATURDAY...WEDNESDAY WILL SEE A STRONG AND
MILD WESTERLY FLOW ALOFT RAKING THE NORTHERN ROCKIES. THE MOISTURE
PLUME REMAINS CONNECTED TO THE TROPICS WEST OF HAWAII THROUGH
WEDNESDAY PER THE GFS MODEL. SNOW LEVELS ARE FORECAST TO RISE TO
7000 TO 8000 FEET EXCEPT WHERE LOCALLY HELD LOWER BY TRAPPED COLD
AIR. THE COLD AIRMASS SHOULD BE SCOURED AWAY IN MOST AREAS WITH
50 KNOT WINDS SHOWN AS LOW AS 6000 FEET WEDNESDAY AFTERNOON. ALSO
GOOD SOUTHERLY PRESSURE GRADIENT WILL BE IN PLACE WITH A DEEP
SURFACE LOW MOVING ACROSS SOUTHWEST CANADA. THE WARMING AIRMASS
AND AREAS OF MODERATE TO HEAVY PRECIPITATION COULD LEAD TO LOCAL
HYDRO PROBLEMS. BY THURSDAY MORNING COLDER AIR WILL BE MOVING IN
AS A TROUGH APPROACHES. THIS WILL LOWER SNOW LEVELS...AND DECREASE
AN HYDRO ISSUES...AND LEAD TO LINGERING INSTABILITY SHOWERS
THROUGH THURSDAY NIGHT. FRIDAY AND SATURDAY WILL BRING A WARMING
TREND TO HIGHER ELEVATIONS AND A BREAK IN THE PRECIPITATION.
VALLEYS WILL BE STAGNANT AND COLD THROUGH THE WEEKEND WITH LIGHT
PRESSURE GRADIENTS AND WARMING TEMPERATURES ALOFT. LATEST EUROPEAN
MODEL IN GOOD AGREEMENT THROUGH SATURDAY...INDICATING A STRONG AND
WARM STORM WEDNESDAY FOLLOWED BY THE COLD FRONT THURSDAY AND QUIET
WEATHER FOR FRIDAY AND SATURDAY.
&&
.AVIATION...MVFR CONDITIONS WILL CONTINUE THROUGH THE MORNING FOR
NORTHWEST MONTANA IN AREAS OF LIGHT SNOW. CONDITIONS WILL IMPROVE
FOR SUNDAY AFTERNOON AND EVENING THEN DETERIORATE AFTER 06Z SUNDAY
AS PRECIPITATION AND LOWERING CEILINGS DEVELOP WITH THE NEXT
WEATHER SYSTEM.
&&
.MSO WATCHES/WARNINGS/ADVISORIES...
MT... WINTER STORM WARNING FROM 5 AM TO 11 PM MST MONDAY FOR
BITTERROOT/SAPPHIRE MOUNTAINS.
WINTER STORM WARNING FROM 2 AM TO 11 PM MST MONDAY FOR LOWER
CLARK FORK REGION.
WINTER STORM WARNING FROM 5 AM TO 8 PM MST MONDAY FOR
FLATHEAD/MISSION VALLEYS.
WINTER STORM WARNING FROM 5 AM TO 11 PM MST MONDAY FOR
POTOMAC/SEELEY LAKE REGION-WEST GLACIER REGION.
WINTER STORM WARNING FROM 2 AM TO 8 PM MST MONDAY FOR
KOOTENAI/CABINET REGION.
ID... WINTER STORM WARNING FROM 4 AM TO 10 PM PST MONDAY FOR SOUTHERN
CLEARWATER MOUNTAINS.
WINTER STORM WARNING FROM 1 AM TO 4 PM PST MONDAY FOR
OROFINO/GRANGEVILLE REGION.
WINTER STORM WARNING FROM 1 AM TO 10 PM PST MONDAY FOR NORTHERN
CLEARWATER MOUNTAINS.
&&
SHORT TERM...KITSMILLER
LONG TERM....GIBSON
AVIATION...GIBSONHazardous weather outlook, Jan 4, 3:03 AM PST, 7 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MISSOULA MT 403 AM MST SUN JAN 4 2009 IDZ005>010-MTZ001>007-043-051200- NORTHERN CLEARWATER MOUNTAINS-SOUTHERN CLEARWATER MOUNTAINS- OROFINO/GRANGEVILLE REGION-LOWER HELLS CANYON/SALMON RIVER REGION- WESTERN LEMHI COUNTY-EASTERN LEMHI COUNTY-KOOTENAI/CABINET REGION- WEST GLACIER REGION-FLATHEAD/MISSION VALLEYS- LOWER CLARK FORK REGION-MISSOULA/BITTERROOT VALLEYS- BITTERROOT/SAPPHIRE MOUNTAINS-BUTTE/BLACKFOOT REGION- POTOMAC/SEELEY LAKE REGION- 403 AM MST SUN JAN 4 2009 /303 AM PST SUN JAN 4 2009/ THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL IDAHO...NORTHWEST MONTANA AND WEST CENTRAL MONTANA. .DAY ONE...TODAY AND TONIGHT LIGHT SNOW THIS MORNING IN NORTHWEST MONTANA WILL DECREASE BY EARLY AFTERNOON. THE NEXT STORM SYSTEM WILL APPROACH LATE TONIGHT...WITH AREAS OF LIGHT SNOW DEVELOPING...BECOMING HEAVIER LATE IN THE NORTHERN CLEARWATER MOUNTAINS OF IDAHO. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY AREAS OF MODERATE TO HEAVY SNOW WILL CONTINUE MONDAY WITH LOCAL STRONG WINDS. THIS WILL SEVERELY IMPACT TRAVEL IN MANY AREAS. AFTER A BRIEF BREAK MONDAY NIGHT AND TUESDAY...THE NEXT STRONG STORM SYSTEM WILL BRING AREAS OF WIND AND SNOW...CHANGING TO RAIN IN MANY VALLEY AREAS FOR WEDNESDAY. COLDER AIR WILL ARRIVE THURSDAY. THE PRECIPITATION...COMBINED WITH AREAS OF STRONG WINDS...WILL AGAIN SEVERELY IMPACT TRAVEL IN MUCH OF WESTERN MONTANA AND NORTH- CENTRAL IDAHO FOR WEDNESDAY THROUGH THURSDAY. MOSTLY DRY WEATHER IS LIKELY FOR FRIDAY AND SATURDAY. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.
The office that day
Everything else NWS Missoula, MT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 4, 2:00 PM PST | Wind Advisory | MSO | Idaho | 6 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.