Alert archive / Idaho / Winter Storm Warnings in 2008
Winter Storm Warning 5, NWS Missoula, MT
NWS Missoula, MT issued this winter storm warning at Jan 30, 2008, 1:03 PM PST for Clearwater County, Idaho County, Idaho. It took effect at Jan 31, 2008, 2:00 AM PST. It was in force for 4 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jan 30, 2008, 1:03 PM PST (21:03 UTC)
- In effect from
- Jan 31, 2008, 2:00 AM PST
- Expired
- Jan 31, 2008, 5:31 AM PST
- In force
- 4 hr
- Issued by
- NWS Missoula, MT
Counties Clearwater County, ID, Idaho County, ID
The radar
The Missoula radar (KMSX), 148 km from the middle of the area, began a volume at 21:02 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.
The nearest sounding before it
Spokane, WA (KOTX), launched 12:00Z, 9.1 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
- 815 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 93 m²/s²
- 0-3 km storm-relative helicity
- 94 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 302103 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 203 PM MST WED JAN 30 2008 .A MAJOR PACIFIC STORM IS EXPECTED TO SLAM INTO NORTHCENTRAL IDAHO AND WESTERN MONTANA LATE TONIGHT THROUGH THURSDAY. SIGNIFICANT AMOUNTS OF MOISTURE WILL SPREAD ACROSS THE REGION WITH STRONG OROGRAPHIC FLOW ENHANCING THE SNOW OVER THE HIGHER TERRAIN. IN ADDITION TO THE SNOW...STRONG WINDS WILL IMPACT PARTS OF THE REGION...ESPECIALLY IMMEDIATELY DOWNSTREAM OF MAJOR MOUNTAIN RANGES. MTZ004-310500- /O.UPG.KMSO.WS.A.0007.080131T0800Z-080201T0600Z/ /O.NEW.KMSO.HS.W.0005.080131T0800Z-080201T1200Z/ LOWER CLARK FORK REGION- 203 PM MST WED JAN 30 2008 ...HEAVY SNOW WARNING IN EFFECT FROM 1 AM THURSDAY TO 5 AM MST FRIDAY... ...WINTER STORM WATCH NO LONGER IN EFFECT... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A HEAVY SNOW WARNING...WHICH IS IN EFFECT FROM 1 AM THURSDAY TO 5 AM MST FRIDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. A STRONG WEATHER SYSTEM IS EXPECTED TO BRING A PROLONGED PERIOD OF MODERATE TO HEAVY SNOW. TOTAL SNOW AMOUNTS BY EARLY FRIDAY MORNING WILL BE 12 TO 20 INCHES WITH THE HEAVIER AMOUNTS FALLING OVER LOOKOUT PASS. ADDITIONALLY...GUSTY WINDS WILL OCCASIONALLY PRODUCE AREAS OF BLOWING AND DRIFTING SNOW THROUGH THE MOUNTAIN PASS. A HEAVY SNOW WARNING 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...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. $$ MTZ001-310500- /O.UPG.KMSO.WS.A.0007.080131T0800Z-080201T0600Z/ /O.NEW.KMSO.HS.W.0005.080131T1200Z-080201T0600Z/ KOOTENAI/CABINET REGION- 203 PM MST WED JAN 30 2008 ...HEAVY SNOW WARNING IN EFFECT FROM 5 AM TO 11 PM MST THURSDAY... ...WINTER STORM WATCH NO LONGER IN EFFECT... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A HEAVY SNOW WARNING...WHICH IS IN EFFECT FROM 5 AM TO 11 PM MST THURSDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. A STRONG WEATHER SYSTEM IS EXPECTED TO BRING PERIODS OF MODERATE TO HEAVY SNOW TO THE KOOTENAI AND CABINET REGION. 6 TO 12 INCHES OF NEW SNOW IS LIKELY LATE TONIGHT AND THURSDAY IN THE VALLEYS AND UP TO 18 INCHES OVER THE HIGHER TERRAIN. A HEAVY SNOW WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. $$ IDZ005-310500- /O.UPG.KMSO.WS.A.0007.080131T0800Z-080201T0600Z/ /O.NEW.KMSO.HS.W.0005.080131T0800Z-080201T1200Z/ NORTHERN CLEARWATER MOUNTAINS- 103 PM PST WED JAN 30 2008 ...HEAVY SNOW WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 4 AM PST FRIDAY... ...WINTER STORM WATCH NO LONGER IN EFFECT... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A HEAVY SNOW WARNING...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 4 AM PST FRIDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. A STRONG WEATHER SYSTEM IS EXPECTED TO BRING A PROLONGED PERIOD OF MODERATE TO HEAVY SNOW...PLUS GUSTY WINDS AT TIMES TO THE NORTHERN CLEARWATER MOUNTAINS. TOTAL SNOW AMOUNTS BY EARLY FRIDAY MORNING WILL BE 8 TO 12 INCHES IN THE VALLEYS FROM PIERCE TO HEADQUARTERS...AND UP TO 20 INCHES OVER THE HIGHER TERRAIN. A HEAVY SNOW WARNING 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...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. $$ MTZ006-310500- /O.UPG.KMSO.WS.A.0007.080131T1200Z-080201T0600Z/ /O.NEW.KMSO.HS.W.0005.080131T1200Z-080201T0600Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 203 PM MST WED JAN 30 2008 ...HEAVY SNOW WARNING IN EFFECT FROM 5 AM TO 11 PM MST THURSDAY... ...WINTER STORM WATCH NO LONGER IN EFFECT... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A HEAVY SNOW WARNING...WHICH IS IN EFFECT FROM 5 AM TO 11 PM MST THURSDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. A STRONG WEATHER SYSTEM IS EXPECTED TO BRING A PROLONGED PERIOD OF MODERATE TO HEAVY SNOW...PLUS GUSTY WINDS AT TIMES TO THE BITTERROOT MOUNTAINS. TOTAL SNOW AMOUNTS FOR THURSDAY AND THURSDAY EVENING WILL BE 7 TO 15 INCHES...WITH THE HEAVIEST AMOUNTS OVER LOLO PASS AND LOST TRAIL PASS. ADDITIONALLY...GUSTY WINDS WILL OCCASIONALLY PRODUCE AREAS OF BLOWING AND DRIFTING SNOW THROUGH THE MOUNTAIN PASSES. A HEAVY SNOW WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. $$ MTZ002-310500- /O.UPG.KMSO.WS.A.0007.080131T1200Z-080201T0600Z/ /O.NEW.KMSO.HS.W.0005.080131T1200Z-080201T0600Z/ WEST GLACIER REGION- 203 PM MST WED JAN 30 2008 ...HEAVY SNOW WARNING IN EFFECT FROM 5 AM TO 11 PM MST THURSDAY... ...WINTER STORM WATCH NO LONGER IN EFFECT... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A HEAVY SNOW WARNING...WHICH IS IN EFFECT FROM 5 AM TO 11 PM MST THURSDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. A STRONG WEATHER SYSTEM IS EXPECTED TO BRING A PROLONGED PERIOD OF MODERATE TO HEAVY SNOW...PLUS GUSTY WINDS AT TIMES TO THE WEST GLACIER REGION. TOTAL SNOW AMOUNTS FOR THURSDAY AND THURSDAY EVENING WILL BE 8 TO 12 INCHES WITH THE HEAVIEST AMOUNTS OVER MARIAS PASS. THE GUSTY WINDS WILL OCCASIONALLY PRODUCE AREAS OF BLOWING AND DRIFTING SNOW THROUGH THE MOUNTAIN PASS. A HEAVY SNOW WARNING 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...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. $$ IDZ006-310500- /O.UPG.KMSO.WS.A.0007.080131T1200Z-080201T0600Z/ /O.NEW.KMSO.HS.W.0005.080131T0800Z-080201T1200Z/ SOUTHERN CLEARWATER MOUNTAINS- 103 PM PST WED JAN 30 2008 ...HEAVY SNOW WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 4 AM PST FRIDAY... ...WINTER STORM WATCH NO LONGER IN EFFECT... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A HEAVY SNOW WARNING...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 4 AM PST FRIDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. A STRONG WEATHER SYSTEM IS EXPECTED TO BRING A PROLONGED PERIOD OF MODERATE TO HEAVY SNOW...PLUS GUSTY WINDS AT TIMES TO THE SOUTHERN CLEARWATER MOUNTAINS. TOTAL SNOW AMOUNTS BY EARLY FRIDAY MORNING WILL BE 8 TO 12 INCHES IN THE VALLEYS...AND UP TO 16 INCHES OVER THE HIGHER TERRAIN. A HEAVY SNOW WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. $$ IDZ010-310500- /O.NEW.KMSO.HS.W.0005.080131T1200Z-080201T0600Z/ EASTERN LEMHI COUNTY- 203 PM MST WED JAN 30 2008 ...HEAVY SNOW WARNING IN EFFECT FROM 5 AM TO 11 PM MST THURSDAY FOR LOST TRAIL PASS ABOVE 5000 FEET... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A HEAVY SNOW WARNING FOR LOST TRAIL PASS ABOVE 5000 FEET...WHICH IS IN EFFECT FROM 5 AM TO 11 PM MST THURSDAY. A STRONG WEATHER SYSTEM IS EXPECTED TO BRING A PROLONGED PERIOD OF MODERATE TO HEAVY SNOW...PLUS GUSTY WINDS AT TIMES TO THE LOST TRAIL PASS TRAVEL CORRIDOR. TOTAL SNOW AMOUNTS FOR THURSDAY AND THURSDAY EVENING WILL BE 10 TO 14 INCHES. THIS WARNING INCLUDES HIGHWAY 93 FROM ROUGHLY GIBBONSVILLE TO LOST TRAIL PASS. A HEAVY SNOW WARNING 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...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. $$ IDZ007-310500- /O.NEW.KMSO.WS.W.0005.080131T1000Z-080131T2200Z/ OROFINO/GRANGEVILLE REGION- 103 PM PST WED JAN 30 2008 ...WINTER STORM WARNING IN EFFECT FROM 2 AM TO 2 PM PST THURSDAY FOR THE CAMAS PRAIRIE INCLUDING GRANGEVILLE... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WARNING FOR THE CAMAS PRAIRIE INCLUDING GRANGEVILLE...WHICH IS IN EFFECT FROM 2 AM TO 2 PM PST THURSDAY. A STRONG PACIFIC STORM IS EXPECTED TO PRODUCE SOUTH WINDS 30 TO 40 MPH WITH GUSTS TO 55 MPH LATE TONIGHT AND THURSDAY IN THE GRANGEVILLE AREA. THE STRONG WINDS ARE EXPECTED TO PRODUCE NEAR WHITEOUT CONDITIONS AT TIMES DUE TO WIDESPREAD BLOWING SNOW. MANY ROADS MAY DRIFT SHUT DURING THIS WINDSTORM. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS STRONG WINDS AND BLOWING SNOW ARE LIKELY. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ MTZ043-310500- /O.NEW.KMSO.SN.Y.0010.080131T1200Z-080201T0600Z/ POTOMAC/SEELEY LAKE REGION- 203 PM MST WED JAN 30 2008 ...SNOW ADVISORY IN EFFECT FROM 5 AM TO 11 PM MST THURSDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A SNOW ADVISORY...WHICH IS IN EFFECT FROM 5 AM TO 11 PM MST THURSDAY. A STRONG WEATHER SYSTEM IS EXPECTED TO BRING MODERATE SNOW...PLUS GUSTY WINDS AT TIMES TO THE POTOMAC AND SEELEY LAKE AREA. TOTAL SNOW AMOUNTS FOR THURSDAY AND THURSDAY EVENING WILL BE 4 TO 8 INCHES. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. $$
4 follow-up statements
000 WWUS45 KMSO 310439 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 939 PM MST WED JAN 30 2008 .A MAJOR PACIFIC STORM IS EXPECTED TO SLAM INTO NORTH CENTRAL IDAHO AND WESTERN MONTANA LATE TONIGHT THROUGH THURSDAY. SIGNIFICANT AMOUNTS OF MOISTURE WILL SPREAD ACROSS THE REGION WITH STRONG OROGRAPHIC FLOW ENHANCING THE SNOW OVER THE HIGHER TERRAIN. IN ADDITION TO THE SNOW...STRONG WINDS WILL IMPACT PARTS OF THE REGION...ESPECIALLY IMMEDIATELY DOWNSTREAM OF MAJOR MOUNTAIN RANGES. IDZ005-006-311200- /O.CON.KMSO.HS.W.0005.080131T0800Z-080201T1200Z/ NORTHERN CLEARWATER MOUNTAINS-SOUTHERN CLEARWATER MOUNTAINS- 839 PM PST WED JAN 30 2008 ...HEAVY SNOW WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 4 AM PST FRIDAY... A HEAVY SNOW WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 4 AM PST FRIDAY. A STRONG WEATHER SYSTEM IS EXPECTED TO BRING A PROLONGED PERIOD OF MODERATE TO HEAVY SNOW...PLUS GUSTY WINDS AT TIMES TO THE SOUTHERN CLEARWATER MOUNTAINS. TOTAL SNOW AMOUNTS BY EARLY FRIDAY MORNING WILL BE 8 TO 12 INCHES IN THE VALLEYS...AND UP TO 16 INCHES OVER THE HIGHER TERRAIN. A HEAVY SNOW WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. $$ MTZ004-311200- /O.CON.KMSO.HS.W.0005.080131T0800Z-080201T1200Z/ LOWER CLARK FORK REGION- 939 PM MST WED JAN 30 2008 ...HEAVY SNOW WARNING REMAINS IN EFFECT FROM 1 AM THURSDAY TO 5 AM MST FRIDAY... A HEAVY SNOW WARNING REMAINS IN EFFECT FROM 1 AM THURSDAY TO 5 AM MST FRIDAY. A STRONG WEATHER SYSTEM IS EXPECTED TO BRING A PROLONGED PERIOD OF MODERATE TO HEAVY SNOW. TOTAL SNOW AMOUNTS BY EARLY FRIDAY MORNING WILL BE 12 TO 20 INCHES WITH THE HEAVIER AMOUNTS FALLING OVER LOOKOUT PASS. ADDITIONALLY...GUSTY WINDS WILL OCCASIONALLY PRODUCE AREAS OF BLOWING AND DRIFTING SNOW THROUGH THE MOUNTAIN PASS. A HEAVY SNOW WARNING 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...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. $$ MTZ001-002-311200- /O.CON.KMSO.HS.W.0005.080131T1200Z-080201T0600Z/ KOOTENAI/CABINET REGION-WEST GLACIER REGION- 939 PM MST WED JAN 30 2008 ...HEAVY SNOW WARNING REMAINS IN EFFECT FROM 5 AM TO 11 PM MST THURSDAY... A HEAVY SNOW WARNING REMAINS IN EFFECT FROM 5 AM TO 11 PM MST THURSDAY. A STRONG WEATHER SYSTEM IS EXPECTED TO BRING A PROLONGED PERIOD OF MODERATE TO HEAVY SNOW...PLUS GUSTY WINDS AT TIMES TO THE WEST GLACIER REGION. TOTAL SNOW AMOUNTS FOR THURSDAY AND THURSDAY EVENING WILL BE 8 TO 12 INCHES WITH THE HEAVIEST AMOUNTS OVER MARIAS PASS. THE GUSTY WINDS WILL OCCASIONALLY PRODUCE AREAS OF BLOWING AND DRIFTING SNOW THROUGH MOUNTAIN PASSES. A HEAVY SNOW WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. $$ MTZ006-311200- /O.CON.KMSO.HS.W.0005.080131T1200Z-080201T0600Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 939 PM MST WED JAN 30 2008 ...HEAVY SNOW WARNING REMAINS IN EFFECT FROM 5 AM TO 11 PM MST THURSDAY... A HEAVY SNOW WARNING REMAINS IN EFFECT FROM 5 AM TO 11 PM MST THURSDAY. A STRONG WEATHER SYSTEM IS EXPECTED TO BRING A PROLONGED PERIOD OF MODERATE TO HEAVY SNOW...PLUS GUSTY WINDS AT TIMES TO THE BITTERROOT MOUNTAINS. TOTAL SNOW AMOUNTS FOR THURSDAY AND THURSDAY EVENING WILL BE 7 TO 15 INCHES...WITH THE HEAVIEST AMOUNTS OVER LOLO PASS AND LOST TRAIL PASS. ADDITIONALLY...GUSTY WINDS WILL OCCASIONALLY PRODUCE AREAS OF BLOWING AND DRIFTING SNOW THROUGH THE MOUNTAIN PASSES. A HEAVY SNOW WARNING 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...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. $$ IDZ010-311200- /O.CON.KMSO.HS.W.0005.080131T1200Z-080201T0600Z/ EASTERN LEMHI COUNTY- 939 PM MST WED JAN 30 2008 ...HEAVY SNOW WARNING REMAINS IN EFFECT FROM 5 AM TO 11 PM MST THURSDAY ABOVE 5000 FEET... A HEAVY SNOW WARNING ABOVE 5000 FEET REMAINS IN EFFECT FROM 5 AM TO 11 PM MST THURSDAY. A STRONG WEATHER SYSTEM IS EXPECTED TO BRING A PROLONGED PERIOD OF MODERATE TO HEAVY SNOW...PLUS GUSTY WINDS AT TIMES TO THE LOST TRAIL PASS TRAVEL CORRIDOR. TOTAL SNOW AMOUNTS FOR THURSDAY AND THURSDAY EVENING WILL BE 10 TO 14 INCHES. THIS WARNING INCLUDES HIGHWAY 93 FROM ROUGHLY GIBBONSVILLE TO LOST TRAIL PASS. A HEAVY SNOW WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. $$ IDZ007-311200- /O.CON.KMSO.WS.W.0005.080131T1000Z-080131T2200Z/ OROFINO/GRANGEVILLE REGION- 839 PM PST WED JAN 30 2008 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 2 AM TO 2 PM PST THURSDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM 2 AM TO 2 PM PST THURSDAY. A STRONG PACIFIC STORM IS EXPECTED TO PRODUCE SOUTH WINDS 30 TO 40 MPH WITH GUSTS TO 55 MPH LATE TONIGHT AND THURSDAY IN THE GRANGEVILLE AREA. THE STRONG WINDS ARE EXPECTED TO PRODUCE NEAR WHITEOUT CONDITIONS AT TIMES DUE TO WIDESPREAD BLOWING SNOW. SNOW DRIFTS MAY CLOSE ROADS DURING THIS WINDSTORM. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS STRONG WINDS AND BLOWING SNOW ARE LIKELY. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ MTZ043-311200- /O.CON.KMSO.SN.Y.0010.080131T1200Z-080201T0600Z/ POTOMAC/SEELEY LAKE REGION- 939 PM MST WED JAN 30 2008 ...SNOW ADVISORY REMAINS IN EFFECT FROM 5 AM TO 11 PM MST THURSDAY... A SNOW ADVISORY REMAINS IN EFFECT FROM 5 AM TO 11 PM MST THURSDAY. A STRONG WEATHER SYSTEM IS EXPECTED TO BRING MODERATE SNOW...PLUS GUSTY WINDS AT TIMES TO THE POTOMAC AND SEELEY LAKE AREA. TOTAL SNOW AMOUNTS FOR THURSDAY AND THURSDAY EVENING WILL BE 4 TO 8 INCHES. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. $$
000 WWUS45 KMSO 311058 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 358 AM MST THU JAN 31 2008 IDZ010-312100- /O.NEW.KMSO.BS.Y.0001.080131T1200Z-080201T0000Z/ /O.CON.KMSO.HS.W.0005.080131T1200Z-080201T0600Z/ EASTERN LEMHI COUNTY- 358 AM MST THU JAN 31 2008 ...BLOWING SNOW ADVISORY IN EFFECT UNTIL 5 PM MST THIS AFTERNOON... ...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING ABOVE 5000 FEET... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A BLOWING SNOW ADVISORY...WHICH IS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON. THIS REPLACES THE WIND ADVISORY THAT WAS PREVIOUSLY IN EFFECT. A HEAVY SNOW WARNING ABOVE 5000 FEET REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING. A STRONG WEATHER SYSTEM WILL CONTINUE TO BRING A PROLONGED PERIOD OF MODERATE TO HEAVY SNOW...PLUS GUSTY WINDS AT TIMES TO THE LOST TRAIL PASS TRAVEL CORRIDOR. TOTAL SNOW AMOUNTS THROUGH THIS EVENING WILL BE 10 TO 14 INCHES. THIS WARNING INCLUDES HIGHWAY 93 FROM ROUGHLY GIBBONSVILLE TO LOST TRAIL PASS AND ALSO RECREATION AREAS NEAR MOCCASIN CREEK SOUTHWEST OF SALMON. IN ADDITION...SOUTHERLY WINDS OF 20 TO 30 MPH SUSTAINED WITH GUSTS TO AROUND 45 MPH WILL CREATE SIGNIFICANT BLOWING AND DRIFTING SNOW ALONG THE HIGHWAY 28 CORRIDOR BETWEEN TENDOY AND LEADORE. A HEAVY SNOW WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. A BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO STRONG WINDS BLOWING SNOW AROUND. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. $$ IDZ005-006-312100- /O.CON.KMSO.HS.W.0005.000000T0000Z-080201T1200Z/ NORTHERN CLEARWATER MOUNTAINS-SOUTHERN CLEARWATER MOUNTAINS- 258 AM PST THU JAN 31 2008 ...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 4 AM PST FRIDAY... A HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 4 AM PST FRIDAY. A STRONG WEATHER SYSTEM WILL CONTINUE TO BRING A PROLONGED PERIOD OF MODERATE TO HEAVY SNOW...PLUS GUSTY WINDS AT TIMES TO THE SOUTHERN CLEARWATER MOUNTAINS. TOTAL SNOW AMOUNTS BY EARLY FRIDAY MORNING WILL BE 8 TO 12 INCHES IN THE VALLEYS...AND UP TO 16 INCHES OVER THE HIGHER TERRAIN. A HEAVY SNOW WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. $$ MTZ004-312100- /O.CON.KMSO.HS.W.0005.000000T0000Z-080201T1200Z/ LOWER CLARK FORK REGION- 358 AM MST THU JAN 31 2008 ...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 5 AM MST FRIDAY... A HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 5 AM MST FRIDAY. A STRONG WEATHER SYSTEM WILL CONTINUE TO BRING A PROLONGED PERIOD OF MODERATE TO HEAVY SNOW. TOTAL SNOW AMOUNTS BY EARLY FRIDAY MORNING WILL BE 12 TO 20 INCHES WITH THE HEAVIER AMOUNTS FALLING OVER LOOKOUT PASS. IN ADDITION...GUSTY WINDS WILL OCCASIONALLY PRODUCE AREAS OF BLOWING AND DRIFTING SNOW THROUGH MOUNTAIN PASSES. A HEAVY SNOW WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. $$ MTZ001-002-312100- /O.CON.KMSO.HS.W.0005.080131T1200Z-080201T0600Z/ KOOTENAI/CABINET REGION-WEST GLACIER REGION- 358 AM MST THU JAN 31 2008 ...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... A HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING. A STRONG WEATHER SYSTEM WILL CONTINUE TO BRING A PROLONGED PERIOD OF MODERATE TO HEAVY SNOW...PLUS GUSTY WINDS AT TIMES TO THE WEST GLACIER REGION. TOTAL SNOW AMOUNTS THROUGH THIS EVENING WILL BE 8 TO 12 INCHES WITH THE HEAVIEST AMOUNTS OVER MARIAS PASS. THE GUSTY WINDS WILL OCCASIONALLY PRODUCE AREAS OF BLOWING AND DRIFTING SNOW THROUGH MOUNTAIN PASSES. A HEAVY SNOW WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. $$ MTZ006-312100- /O.CON.KMSO.HS.W.0005.080131T1200Z-080201T0600Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 358 AM MST THU JAN 31 2008 ...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... A HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING. A STRONG WEATHER SYSTEM WILL CONTINUE TO BRING A PROLONGED PERIOD OF MODERATE TO HEAVY SNOW...PLUS GUSTY WINDS AT TIMES TO THE BITTERROOT MOUNTAINS. TOTAL SNOW AMOUNTS THROUGH THIS EVENING WILL BE 7 TO 15 INCHES...WITH THE HEAVIEST AMOUNTS OVER LOLO PASS AND LOST TRAIL PASS. ADDITIONALLY...GUSTY WINDS WILL OCCASIONALLY PRODUCE AREAS OF BLOWING AND DRIFTING SNOW THROUGH THE MOUNTAIN PASSES. A HEAVY SNOW WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. $$ IDZ007-312100- /O.CON.KMSO.WS.W.0005.000000T0000Z-080131T2200Z/ OROFINO/GRANGEVILLE REGION- 258 AM PST THU JAN 31 2008 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 2 PM PST THIS AFTERNOON... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 2 PM PST THIS AFTERNOON. A STRONG PACIFIC STORM WILL CONTINUE TO PRODUCE 25 TO 35 MPH WITH GUSTS TO 50 MPH THIS AFTERNOON IN THE GRANGEVILLE AREA. THE STRONG WINDS WILL PRODUCE NEAR WHITEOUT CONDITIONS AT TIMES DUE TO WIDESPREAD BLOWING SNOW. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS STRONG WINDS AND BLOWING SNOW ARE LIKELY. THIS WILL MAKE TRAVEL VERY HAZARDOUS. $$ MTZ043-312100- /O.CON.KMSO.SN.Y.0010.080131T1200Z-080201T0600Z/ POTOMAC/SEELEY LAKE REGION- 358 AM MST THU JAN 31 2008 ...SNOW ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... A SNOW ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING. A STRONG WEATHER SYSTEM WILL CONTINUE TO BRING MODERATE SNOW...PLUS GUSTY WINDS AT TIMES TO THE POTOMAC AND SEELEY LAKE AREA. TOTAL SNOW AMOUNTS THROUGH THIS EVENING WILL BE 4 TO 8 INCHES. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. $$
000 WWUS45 KMSO 311210 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 510 AM MST THU JAN 31 2008 IDZ010-312100- /O.CON.KMSO.HS.W.0005.000000T0000Z-080201T0600Z/ /O.CON.KMSO.BS.Y.0001.000000T0000Z-080201T0000Z/ EASTERN LEMHI COUNTY- 510 AM MST THU JAN 31 2008 ...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING ABOVE 5000 FEET... ...BLOWING SNOW ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON... A HEAVY SNOW WARNING ABOVE 5000 FEET REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING. A BLOWING SNOW ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON. A STRONG WEATHER SYSTEM WILL CONTINUE TO BRING A PROLONGED PERIOD OF MODERATE TO HEAVY SNOW...PLUS GUSTY WINDS AT TIMES TO THE LOST TRAIL PASS TRAVEL CORRIDOR. TOTAL SNOW AMOUNTS THROUGH THIS EVENING WILL BE 10 TO 14 INCHES. THIS WARNING INCLUDES HIGHWAY 93 FROM ROUGHLY GIBBONSVILLE TO LOST TRAIL PASS AND ALSO RECREATION AREAS NEAR MOCCASIN CREEK SOUTHWEST OF SALMON. IN ADDITION...SOUTHERLY WINDS OF 20 TO 30 MPH SUSTAINED WITH GUSTS TO AROUND 45 MPH WILL CREATE SIGNIFICANT BLOWING AND DRIFTING SNOW IN THE VALLEY BOTTOMS...ESPECIALLY ALONG THE HIGHWAY 28 CORRIDOR BETWEEN TENDOY AND LEADORE AND NEAR KRILEY CREEK. A HEAVY SNOW WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. A BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO STRONG WINDS BLOWING SNOW AROUND. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. $$ IDZ005-006-312100- /O.CON.KMSO.HS.W.0005.000000T0000Z-080201T1200Z/ NORTHERN CLEARWATER MOUNTAINS-SOUTHERN CLEARWATER MOUNTAINS- 410 AM PST THU JAN 31 2008 ...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 4 AM PST FRIDAY... A HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 4 AM PST FRIDAY. A STRONG WEATHER SYSTEM WILL CONTINUE TO BRING A PROLONGED PERIOD OF MODERATE TO HEAVY SNOW...PLUS GUSTY WINDS AT TIMES TO THE SOUTHERN CLEARWATER MOUNTAINS. TOTAL SNOW AMOUNTS BY EARLY FRIDAY MORNING WILL BE 8 TO 12 INCHES IN THE VALLEYS...AND UP TO 16 INCHES OVER THE HIGHER TERRAIN. A HEAVY SNOW WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. $$ MTZ004-312100- /O.CON.KMSO.HS.W.0005.000000T0000Z-080201T1200Z/ LOWER CLARK FORK REGION- 510 AM MST THU JAN 31 2008 ...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 5 AM MST FRIDAY... A HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 5 AM MST FRIDAY. A STRONG WEATHER SYSTEM WILL CONTINUE TO BRING A PROLONGED PERIOD OF MODERATE TO HEAVY SNOW. TOTAL SNOW AMOUNTS BY EARLY FRIDAY MORNING WILL BE 12 TO 20 INCHES WITH THE HEAVIER AMOUNTS FALLING OVER LOOKOUT PASS. IN ADDITION...GUSTY WINDS WILL OCCASIONALLY PRODUCE AREAS OF BLOWING AND DRIFTING SNOW THROUGH MOUNTAIN PASSES. A HEAVY SNOW WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. $$ MTZ001-002-312100- /O.CON.KMSO.HS.W.0005.000000T0000Z-080201T0600Z/ KOOTENAI/CABINET REGION-WEST GLACIER REGION- 510 AM MST THU JAN 31 2008 ...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... A HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING. A STRONG WEATHER SYSTEM WILL CONTINUE TO BRING A PROLONGED PERIOD OF MODERATE TO HEAVY SNOW...PLUS GUSTY WINDS AT TIMES TO THE WEST GLACIER REGION. TOTAL SNOW AMOUNTS THROUGH THIS EVENING WILL BE 8 TO 12 INCHES WITH THE HEAVIEST AMOUNTS OVER MARIAS PASS. THE GUSTY WINDS WILL OCCASIONALLY PRODUCE AREAS OF BLOWING AND DRIFTING SNOW THROUGH MOUNTAIN PASSES. A HEAVY SNOW WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. $$ MTZ006-312100- /O.CON.KMSO.HS.W.0005.000000T0000Z-080201T0600Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 510 AM MST THU JAN 31 2008 ...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... A HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING. A STRONG WEATHER SYSTEM WILL CONTINUE TO BRING A PROLONGED PERIOD OF MODERATE TO HEAVY SNOW...PLUS GUSTY WINDS AT TIMES TO THE BITTERROOT MOUNTAINS. TOTAL SNOW AMOUNTS THROUGH THIS EVENING WILL BE 7 TO 15 INCHES...WITH THE HEAVIEST AMOUNTS OVER LOLO PASS AND LOST TRAIL PASS. ADDITIONALLY...GUSTY WINDS WILL OCCASIONALLY PRODUCE AREAS OF BLOWING AND DRIFTING SNOW THROUGH THE MOUNTAIN PASSES. A HEAVY SNOW WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. $$ IDZ007-312100- /O.CON.KMSO.WS.W.0005.000000T0000Z-080131T2200Z/ OROFINO/GRANGEVILLE REGION- 410 AM PST THU JAN 31 2008 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 2 PM PST THIS AFTERNOON... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 2 PM PST THIS AFTERNOON. A STRONG PACIFIC STORM WILL CONTINUE TO PRODUCE 25 TO 35 MPH WITH GUSTS TO 50 MPH THIS AFTERNOON IN THE GRANGEVILLE AREA. THE STRONG WINDS WILL PRODUCE NEAR WHITEOUT CONDITIONS AT TIMES DUE TO WIDESPREAD BLOWING SNOW. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS STRONG WINDS AND BLOWING SNOW ARE LIKELY. THIS WILL MAKE TRAVEL VERY HAZARDOUS. $$ MTZ043-312100- /O.CON.KMSO.SN.Y.0010.000000T0000Z-080201T0600Z/ POTOMAC/SEELEY LAKE REGION- 510 AM MST THU JAN 31 2008 ...SNOW ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... A SNOW ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING. A STRONG WEATHER SYSTEM WILL CONTINUE TO BRING MODERATE SNOW... PLUS GUSTY WINDS AT TIMES TO THE POTOMAC AND SEELEY LAKE AREA. TOTAL SNOW AMOUNTS THROUGH THIS EVENING WILL BE 4 TO 8 INCHES. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. $$
000 WWUS45 KMSO 311331 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 631 AM MST THU JAN 31 2008 IDZ007-312100- /O.CAN.KMSO.WS.W.0005.000000T0000Z-080131T2200Z/ /O.NEW.KMSO.BZ.W.0003.080131T1331Z-080131T2200Z/ OROFINO/GRANGEVILLE REGION- 531 AM PST THU JAN 31 2008 ...BLIZZARD WARNING IN EFFECT UNTIL 2 PM PST THIS AFTERNOON... ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A BLIZZARD WARNING...WHICH IS IN EFFECT UNTIL 2 PM PST THIS AFTERNOON. THE BLIZZARD WARNING UPGRADES THE WINTER STORM WARNING THAT WAS PREVIOUSLY IN EFFECT. A STRONG PACIFIC STORM WILL CONTINUE TO PRODUCE 25 TO 35 MPH WITH GUSTS TO NEAR 60 MPH THROUGH THIS AFTERNOON ACROSS THE CAMAS PRAIRIE. THE STRONG WINDS WILL PRODUCE WHITEOUT CONDITIONS DUE TO WIDESPREAD BLOWING SNOW. ROADS IN SOME AREAS WILL BECOME IMPASSABLE DUE TO SUBSTANTIAL DRIFTING. A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. $$ IDZ010-312130- /O.CON.KMSO.HS.W.0005.000000T0000Z-080201T0600Z/ /O.CON.KMSO.BS.Y.0001.000000T0000Z-080201T0000Z/ EASTERN LEMHI COUNTY- 631 AM MST THU JAN 31 2008 ...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING ABOVE 5000 FEET... ...BLOWING SNOW ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON... A HEAVY SNOW WARNING ABOVE 5000 FEET REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING. A BLOWING SNOW ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON. A STRONG WEATHER SYSTEM WILL CONTINUE TO BRING A PROLONGED PERIOD OF MODERATE TO HEAVY SNOW...PLUS GUSTY WINDS AT TIMES TO THE LOST TRAIL PASS TRAVEL CORRIDOR. TOTAL SNOW AMOUNTS THROUGH THIS EVENING WILL BE 10 TO 14 INCHES. THIS WARNING INCLUDES HIGHWAY 93 FROM ROUGHLY GIBBONSVILLE TO LOST TRAIL PASS AND ALSO RECREATION AREAS NEAR MOCCASIN CREEK SOUTHWEST OF SALMON. IN ADDITION...SOUTHERLY WINDS OF 20 TO 30 MPH SUSTAINED WITH GUSTS TO AROUND 45 MPH WILL CREATE SIGNIFICANT BLOWING AND DRIFTING SNOW IN THE VALLEY BOTTOMS...ESPECIALLY ALONG THE HIGHWAY 28 CORRIDOR BETWEEN TENDOY AND LEADORE AND NEAR KRILEY CREEK. A HEAVY SNOW WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. A BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO STRONG WINDS BLOWING SNOW AROUND. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. $$ IDZ005-006-312100- /O.CON.KMSO.HS.W.0005.000000T0000Z-080201T1200Z/ NORTHERN CLEARWATER MOUNTAINS-SOUTHERN CLEARWATER MOUNTAINS- 531 AM PST THU JAN 31 2008 ...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 4 AM PST FRIDAY... A HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 4 AM PST FRIDAY. A STRONG WEATHER SYSTEM WILL CONTINUE TO BRING A PROLONGED PERIOD OF MODERATE TO HEAVY SNOW...PLUS GUSTY WINDS AT TIMES TO THE SOUTHERN CLEARWATER MOUNTAINS. TOTAL SNOW AMOUNTS BY EARLY FRIDAY MORNING WILL BE 8 TO 12 INCHES IN THE VALLEYS...AND UP TO 16 INCHES OVER THE HIGHER TERRAIN. A HEAVY SNOW WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. $$ MTZ004-312100- /O.CON.KMSO.HS.W.0005.000000T0000Z-080201T1200Z/ LOWER CLARK FORK REGION- 631 AM MST THU JAN 31 2008 ...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 5 AM MST FRIDAY... A HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 5 AM MST FRIDAY. A STRONG WEATHER SYSTEM WILL CONTINUE TO BRING A PROLONGED PERIOD OF MODERATE TO HEAVY SNOW. TOTAL SNOW AMOUNTS BY EARLY FRIDAY MORNING WILL BE 12 TO 20 INCHES WITH THE HEAVIER AMOUNTS FALLING OVER LOOKOUT PASS. IN ADDITION...GUSTY WINDS WILL OCCASIONALLY PRODUCE AREAS OF BLOWING AND DRIFTING SNOW THROUGH MOUNTAIN PASSES. A HEAVY SNOW WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. $$ MTZ001-002-312100- /O.CON.KMSO.HS.W.0005.000000T0000Z-080201T0600Z/ KOOTENAI/CABINET REGION-WEST GLACIER REGION- 631 AM MST THU JAN 31 2008 ...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... A HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING. A STRONG WEATHER SYSTEM WILL CONTINUE TO BRING A PROLONGED PERIOD OF MODERATE TO HEAVY SNOW...PLUS GUSTY WINDS AT TIMES TO THE WEST GLACIER REGION. TOTAL SNOW AMOUNTS THROUGH THIS EVENING WILL BE 8 TO 12 INCHES WITH THE HEAVIEST AMOUNTS OVER MARIAS PASS. THE GUSTY WINDS WILL OCCASIONALLY PRODUCE AREAS OF BLOWING AND DRIFTING SNOW THROUGH MOUNTAIN PASSES. A HEAVY SNOW WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. $$ MTZ006-312100- /O.CON.KMSO.HS.W.0005.000000T0000Z-080201T0600Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 631 AM MST THU JAN 31 2008 ...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... A HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING. A STRONG WEATHER SYSTEM WILL CONTINUE TO BRING A PROLONGED PERIOD OF MODERATE TO HEAVY SNOW...PLUS GUSTY WINDS AT TIMES TO THE BITTERROOT MOUNTAINS. TOTAL SNOW AMOUNTS THROUGH THIS EVENING WILL BE 7 TO 15 INCHES...WITH THE HEAVIEST AMOUNTS OVER LOLO PASS AND LOST TRAIL PASS. ADDITIONALLY...GUSTY WINDS WILL OCCASIONALLY PRODUCE AREAS OF BLOWING AND DRIFTING SNOW THROUGH THE MOUNTAIN PASSES. A HEAVY SNOW WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. $$ MTZ043-312100- /O.CON.KMSO.SN.Y.0010.000000T0000Z-080201T0600Z/ POTOMAC/SEELEY LAKE REGION- 631 AM MST THU JAN 31 2008 ...SNOW ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... A SNOW ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING. A STRONG WEATHER SYSTEM WILL CONTINUE TO BRING MODERATE SNOW... PLUS GUSTY WINDS AT TIMES TO THE POTOMAC AND SEELEY LAKE AREA. TOTAL SNOW AMOUNTS THROUGH THIS EVENING WILL BE 4 TO 8 INCHES. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. $$
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 30, 7:44 AM PST, 5 hours 19 minutes earlier.
Area forecast discussion, Jan 30, 7:44 AM PST, 5 hours 19 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MISSOULA MT
844 AM MST WED JAN 30 2008
.DISCUSSION...A COLD TROUGH OF LOW PRESSURE WILL MOVE ACROSS
NORTHCENTRAL IDAHO AND WESTERN MONTANA TODAY. ALTHOUGH SHOWERS
HAVE BEEN FEW AND FAR BETWEEN THE PAST 6 HOURS...ADDITIONAL
DEVELOPMENT IS LIKELY TODAY AS DAY TIME HEATING COMBINES WITH THE
UNSTABLE ATMOSPHERE. FORECASTS GENERALLY ON TRACK.
&&
.AVIATION...A COLD AND UNSTABLE ATMOSPHERE WILL PERSIST ACROSS THE
REGION TODAY SUPPORTING SCATTERED CONVECTION. THE CONVECTION
SHOULD BE VIGOROUS ENOUGH TO SUPPORT VERY LOW CEILINGS AND
VISIBILITIES WITH THE CORE OF SHOWERS. ALTHOUGH VFR CONDITIONS
WILL OCCUR IN MANY AREAS TODAY...IT SHOULD BE NOTED THAT
CONDITIONS MAY CHANGE RAPIDLY AS SCATTERED CONVECTION MOVES ACROSS
THE AREA.
&&
.PREV DISCUSSION... /ISSUED 400 AM MST WED JAN 30 2008/
DISCUSSION...WEATHER PATTERN IS PROGRESSING PRETTY MUCH AS HAS
BEEN FORECASTED FOR PAST SEVERAL DAYS. NORTHERN ROCKIES WILL
REMAIN UNDER A MOIST UNSTABLE AIR MASS TODAY DUE TO THE PASSING
UPPER LEVEL TROUGH. SNOW SHOWERS WILL BE COMMON TODAY WITH LIGHT
ACCUMULATIONS LIKELY IN THE MOUNTAINS. ANOTHER UPPER TROUGH WILL
BEGIN TO IMPACT THE NORTHERN ROCKIES LATE WEDNESDAY NIGHT.
PLENTIFUL MOISTURE AND LIFT AHEAD OF THE TROUGH IS EXPECTED TO
PRODUCE MODERATE TO HEAVY SNOW ACCUMULATIONS THROUGH THURSDAY
EVENING. THE FOCUS WILL AGAIN BE OVER NORTHERN IDAHO...NORTHWEST
MONTANA...AND THE MOUNTAINS OF WEST CENTRAL MONTANA. THE MISSOULA
AND BITTERROOT VALLEYS...AS WELL AS MUCH OF THE UPPER CLARK FORK
VALLEY WILL BE TERRAIN SHADOWED THROUGH MUCH OF THE EVENT. THE
EXCEPTION TO THIS WILL BE A SHORT BURST OF SNOW THURSDAY EVENING
AS A COLD FRONT AHEAD OF THE MAIN TROUGH PASSES THE REGION.
THIS SYSTEM WILL BE ACCOMPANIED BY A STRONG WESTERLY
JET...AND THE RESULTING WINDS IN THE HIGHER ELEVATIONS COULD MAKE
TRAVEL ESPECIALLY HAZARDOUS OVER THE PASSES. WHILE THE WINDS ALOFT
ARE WESTERLY...THE WINDS IN THE LOWER ELEVATIONS WILL BE PUSHED
FROM THE SOUTH DUE TO A TIGHTENING PRESSURE GRADIENT AS THE COLD
FRONT APPROACHES. THIS WILL BE AN ESPECIALLY GOOD SETUP FOR
STRONG WINDS ON THE CAMAS PRAIRIE AND SOUTH TO NORTH CANYONS OF
WESTERN IDAHO COUNTY THURSDAY. HOWEVER...VALLEYS ELSEWHERE WITH
THIS ORIENTATION WILL ALSO BE BREEZY AT TIMES AHEAD OF THE FRONT
THURSDAY.
FRIDAY THROUGH TUESDAY...THE PROGRESSIVE PATTERN IS EXPECTED TO
CONTINUE DURING THIS PERIOD AS A SERIES OF PACIFIC DISTURBANCES
MOVE THROUGH THE NORTHERN ROCKIES REGION WITH THE FIRST MOVING
THROUGH LATE IN THE WEEKEND. THIS PATTERN SHOULD CONTINUE ADDING TO
THE MOUNTAIN SNOW PACK. TEMPERATURES WILL GRADUALLY COOL THIS
WEEKEND AS THE JET STREAM DIGS FATHER SOUTH...THUS CARVING OUT
COOLER UPPER TROUGHS OF LOW PRESSURE.
AVIATION...SNOW SHOWERS WILL BE COMMON TODAY IN AN UNSTABLE AND
MOIST AIR MASS. MORE WIDESPREAD SNOW WITH LOW CEILINGS AND
VISIBILITIES WILL DEVELOP FROM THE WEST AFTER MIDNIGHT AND
PERSIST THROUGH THURSDAY.
&&
.MSO WATCHES/WARNINGS/ADVISORIES...
MT...WINTER STORM WATCH FROM LATE TONIGHT THROUGH THURSDAY EVENING
FOR KOOTENAI/CABINET REGION-LOWER CLARK FORK REGION.
WINTER STORM WATCH FROM LATE TONIGHT THROUGH THURSDAY EVENING
FOR BITTERROOT/SAPPHIRE MOUNTAINS-WEST GLACIER REGION.
ID...WINTER STORM WATCH FROM LATE TONIGHT THROUGH THURSDAY EVENING
FOR NORTHERN CLEARWATER MOUNTAINS.
WINTER STORM WATCH FROM LATE TONIGHT THROUGH THURSDAY EVENING
FOR SOUTHERN CLEARWATER MOUNTAINS.
&&
SHORT TERM...BAUCK
LONG TERM....WHITMORE
AVIATION...BAUCKHazardous weather outlook, Jan 30, 3:47 AM PST, 9 hours 16 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MISSOULA MT 447 AM MST WED JAN 30 2008 IDZ007-008-302100- OROFINO/GRANGEVILLE REGION-LOWER HELLS CANYON/SALMON RIVER REGION- 347 AM PST WED JAN 30 2008 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL IDAHO. .DAY ONE...TODAY AND TONIGHT A TIGHTENING PRESSURE GRADIENT AHEAD OF ANOTHER WEATHER SYSTEM HAS THE POTENTIAL TO PRODUCE STRONG SOUTH WINDS ACROSS THE AREA LATE TONIGHT. WIND GUSTS TO 45 MPH ARE POSSIBLE ON THE CAMAS PRAIRIE AND IN THE LOWER HELLS AND SALMON RIVER CANYONS. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY THE WINDS ARE EXPECTED TO CONTINUE THROUGH THURSDAY...DIMINISHING SOMEWHAT AFTER A COLD FRONT MOVES THROUGH IN THE LATE AFTERNOON. SNOW JUST AHEAD OF AND WITH THE FRONT COULD COMBINE WITH THE WINDS TO CAUSE BLOWING SNOW AND REDUCED VISIBILITIES. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. MTZ043-302100- POTOMAC/SEELEY LAKE REGION- 447 AM MST WED JAN 30 2008 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WEST CENTRAL MONTANA. .DAY ONE...TODAY AND TONIGHT SCATTERED SNOW SHOWERS WILL PERSIST THROUGH TONIGHT IN AN UNSTABLE AIR MASS AHEAD OF THE NEXT WEATHER SYSTEM. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY ANOTHER WEATHER SYSTEM WILL ENTER THE NORTHERN ROCKIES THURSDAY THROUGH THURSDAY EVENING BRINGING WITH IT THE POTENTIAL FOR MODERATE TO HEAVY SNOW ACCUMULATIONS AS WELL AS GUSTY WINDS. .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 30, 1:03 PM PST | Heavy Snow Warning | MSO | Clearwater, Idaho, Lemhi | 38 hr |
| Jan 30, 1:10 PM PST | Wind Advisory | MSO | Idaho, Lemhi | 27 hr |
Nearby
Winter Storm Warnings in Idaho, 2008Every winter storm warning in 2008
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.