Alert archive / Montana / Wind Chill Warnings in 2006
Wind Chill Warning 1, NWS Missoula, MT
NWS Missoula, MT issued this wind chill warning at Feb 15, 2006, 2:54 PM MST for 7 counties in Montana. It took effect at Feb 16, 2006, 8:00 AM MST. It was in force for 19 hr. 12 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
- Feb 15, 2006, 2:54 PM MST (21:54 UTC)
- In effect from
- Feb 16, 2006, 8:00 AM MST
- Expired
- Feb 17, 2006, 3:07 AM MST
- In force
- 19 hr
- Issued by
- NWS Missoula, MT
Counties Flathead County, MT, Granite County, MT, Lake County, MT, Lincoln County, MT, Missoula County, MT, Powell County, MT, Sanders County, MT
The radar
The Missoula radar (KMSX), 52 km from the middle of the area, began a volume at 21:56 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 |
|---|---|---|---|
| Feb 16, 9:00 AM MST | BLIZZARD | Helmville, MT | WIND 30 TO 40 MPH CAUSING INTERMITTANT WHITE- OUT CONDITIONS DUE TO BLOWING SNOW ON MONTANA STATE HIGHWAY 141. |
| Feb 16, 10:15 AM MST | EXTR WIND CHILL -25 | Essex, MT | DOT OBSERVATION AT ESSEX REPORT OF -2 DEGREES WITH NORTHEAST WINDS OF 20 MPH PRODUCING WIND CHILL READING OF -25 DEGREES. |
| Feb 16, 10:15 AM MST | EXTR WIND CHILL 25 | Essex, MT | DOT OBSERVATION AT ESSEX REPORT OF -2 DEGREES WITH NORTHEAST WINDS OF 20 MPH PRODUCING WIND CHILL READING OF -25 DEGREES. |
| Feb 16, 12:20 PM MST | EXTR WIND CHILL -32 | Helmville, MT | DOT OBSERVATION REPORTED 0 DEGREES WITH SOUTHEAST WIND 31 MPH GUSTING TO 40 MPH, PRODUCING WIND CHILL READING OF 32 DEGREES BELOW ZERO. |
| Feb 16, 12:20 PM MST | EXTR WIND CHILL 32 | Helmville, MT | DOT OBSERVATION REPORTED 0 DEGREES WITH SOUTHEAST WIND 31 MPH GUSTING TO 40 MPH, PRODUCING WIND CHILL READING OF 32 DEGREES BELOW ZERO. |
| Feb 16, 12:53 PM MST | EXTR WIND CHILL -35 | 1 Wsw Columbia Falls, MT | WIND GUSTS TO 35 MPH PRODUCING WIND CHILL OF 35 DEGREES BELOW ZERO. |
| Feb 16, 12:53 PM MST | EXTR WIND CHILL 35 | 1 Wsw Columbia Falls, MT | WIND GUSTS TO 35 MPH PRODUCING WIND CHILL OF 35 DEGREES BELOW ZERO. |
| Feb 16, 6:25 PM MST | EXTR WIND CHILL -32 | Helmville, MT | DOT OBSERVATION REPORTED -7 DEGREE F TEMPERATURE WITH EAST WINDS SUSTAINED AT 21 GUSTING TO 26 MPH PRODUCING A WIND CHILL OF 32 DEGREES BELOW ZERO. |
| Feb 16, 6:30 PM MST | NON-TSTM WND GST 52 | Bonner, MT | 40 MPH SUSTAINED WINDS GUSTING TO 52 MPH |
| Feb 16, 7:00 PM MST | EXTR WIND CHILL -28 | Philipsburg, MT | NORTH WINDS AT 14 MPH GUSTING TO 21 MPH AND A TEMPERATURE OF 7 DEGREES BELOW ZERO CREATED A WIND CHILL OF 28 DEGREES BELOW ZERO. |
| Feb 16, 7:53 PM MST | EXTR WIND CHILL -18 | 6 Nw Missoula, MT | MISSOULA INTERNATIONAL AIRPORT ASOS REPORTED EAST WINDS AT 24 MPH GUSTING TO 30 MPH AND A TEMPERATURE OF 4 DEGREES F...CREATING A WIND CHILL OF 18 DEGREES BELOW ZERO. |
| Feb 16, 7:55 PM MST | EXTR WIND CHILL -20 | 7 Nne Kalispell, MT | GLACIER INTERNATIONAL AIRPORT ASOS REPORTED NORTH WINDS AT 16MPH AND A TEMPERATURE OF ZERO DEGREES F CREATING A WIND CHILL OF 20 DEGREES BELOW ZERO. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Spokane, WA (KOTX), launched 12:00Z, 9.9 hours before the alert went out and 171 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
- 1484 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 11 m²/s²
- 0-3 km storm-relative helicity
- 73 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 152154 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 254 PM MST WED FEB 15 2006 ...DANGEROUS WINTER STORM TO BRING BITTERLY COLD ARCTIC AIR AND DANGEROUS WIND CHILL VALUES LATE NIGHT INTO FRIDAY IN WESTERN MONTANA... .A STRONG ARCTIC COLD FRONT WILL MOVE INTO WESTERN MONTANA WITH STRONG WINDS CREATING BLIZZARD CONDITIONS ALONG AND NEAR THE CONTINENTAL DIVIDE LATER TONIGHT. ARCTIC AIR WILL BE USHERED INTO THE AREA BY STRONG NORTH AND EAST WINDS SPILLING THROUGH THE GAPS OF THE CONTINENTAL DIVIDE. WIND SPEEDS 20 TO 30 MPH WITH GUSTS TO 40 MPH COMBINED WITH VERY COLD TEMPERATURES WILL RESULT IN DANGEROUSLY LOW WIND CHILLS. AS THE FRONT SAGS SOUTHWARD...SNOW WILL DECREASE RAPIDLY IN THE NORTH BEHIND THE FRONT THURSDAY BUT LINGER IN THE SOUTH. DUE TO THE STRONG WINDS AND THE RAPID MOVEMENT OF THE FRONT...SNOW ACCUMULATIONS ARE EXPECTED TO BE LIGHT OVER MOST OF WESTERN MONTANA. MODERATE ACCUMULATIONS WILL OCCUR IN NORTH CENTRAL IDAHO WHERE WINDS WILL NOT BE AS STRONG. MTZ002-003-160400- /O.UPG.KMSO.WS.A.0009.060216T1200Z-060217T1200Z/ /O.NEW.KMSO.BZ.W.0001.060216T0600Z-060216T1500Z/ /O.NEW.KMSO.WC.W.0001.060216T1500Z-060217T0000Z/ WEST GLACIER REGION-FLATHEAD/MISSION VALLEYS- 254 PM MST WED FEB 15 2006 ...BLIZZARD WARNING IN EFFECT FROM 11 PM THIS EVENING TO 8 AM MST THURSDAY... ...WIND CHILL WARNING IN EFFECT FROM 8 AM TO 5 PM MST THURSDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A BLIZZARD WARNING...WHICH IS IN EFFECT FROM 11 PM THIS EVENING TO 8 AM MST THURSDAY. A WIND CHILL WARNING HAS ALSO BEEN ISSUED. THIS WIND CHILL WARNING IS IN EFFECT FROM 8 AM TO 5 PM MST THURSDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. BLOWING SNOW AND NORTH TO NORTHEAST WINDS OF 20 TO 30 MPH WITH GUSTS TO 40 MPH WILL DEVELOP LATER TONIGHT. THESE CONDITIONS WILL CREATE BLIZZARD CONDITIONS IN THE WEST GLACIER REGION AND THE NORTHERN FLATHEAD VALLEY UNTIL DAY BREAK THURSDAY. DANGEROUS WIND CHILL READINGS WILL FALL TO 25 TO 35 DEGREES BELOW ZERO THROUGH THURSDAY AS TEMPERATURES FALL. THESE CONDITIONS WILL SPREAD SOUTH INTO THE MISSION VALLEY DURING THE MORNING HOURS THURSDAY. AS THE FRONT SAGS SOUTHWARD SKIES WILL BEGIN TO CLEAR WITH SNOW ENDING IN THE WEST GLACIER AND FLATHEAD VALLEY THURSDAY MORNING. SNOW WILL DIMINISH OVER THE MISSION VALLEY DURING THE DAY THURSDAY. A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITE-OUT CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR VEHICLE. A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. $$ MTZ043-160400- /O.UPG.KMSO.WS.A.0009.060216T1200Z-060217T1200Z/ /O.NEW.KMSO.WS.W.0008.060216T0600Z-060216T1500Z/ /O.NEW.KMSO.WC.W.0001.060216T1500Z-060217T0000Z/ POTOMAC/SEELEY LAKE REGION- 254 PM MST WED FEB 15 2006 ...WINTER STORM WARNING IN EFFECT FROM 11 PM THIS EVENING TO 8 AM MST THURSDAY... ...WIND CHILL WARNING IN EFFECT FROM 8 AM TO 5 PM MST THURSDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WARNING...WHICH IS IN EFFECT FROM 11 PM THIS EVENING TO 8 AM MST THURSDAY. A WIND CHILL WARNING HAS ALSO BEEN ISSUED. THIS WIND CHILL WARNING IS IN EFFECT FROM 8 AM TO 5 PM MST THURSDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. BLOWING SNOW AND NORTH TO NORTHEAST WINDS OF 20 TO 30 MPH WITH GUSTS TO 40 MPH WILL DEVELOP LATER TONIGHT ALONG THE HIGHWAY 200 CORRIDOR FROM POTOMAC TO THE CONTINENTAL DIVIDE. THESE CONDITIONS WILL CREATE LOCAL BLIZZARD CONDITIONS. THE HIGHWAY 83 CORRIDOR WILL SEE LIGHTER WINDS. DANGEROUS WIND CHILL READINGS WILL FALL TO 25 TO 35 DEGREES BELOW ZERO THROUGH THURSDAY AS TEMPERATURES FALL. AS THE FRONT SAGS SOUTHWARD SNOW WILL DIMINISH DURING THE DAY THURSDAY. A WINTER STORM WARNING MEANS DANGEROUSLY LOW WIND CHILLS AND BITTERLY COLD TEMPERATURES...AS WELL AS BLOWING AND DRIFTING OF SNOW WILL MAKE TRAVEL VERY HAZARDOUS. A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. $$ MTZ007-160400- /O.UPG.KMSO.WS.A.0009.060216T1200Z-060217T1200Z/ /O.NEW.KMSO.WS.W.0008.060216T0900Z-060217T0000Z/ BUTTE/BLACKFOOT REGION- 254 PM MST WED FEB 15 2006 ...WINTER STORM WARNING IN EFFECT FROM 2 AM TO 5 PM MST THURSDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WARNING...WHICH IS IN EFFECT FROM 2 AM TO 5 PM MST THURSDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. BLOWING SNOW AND NORTH TO NORTHEAST WINDS OF 20 TO 30 MPH WITH GUSTS TO 40 MPH WILL DEVELOP LATER TONIGHT ALONG THE HIGHWAY 12 CORRIDOR FROM GARRISON TO THE CONTINENTAL DIVIDE. THESE CONDITIONS WILL CREATE LOCAL BLIZZARD CONDITIONS. THESE CONDITIONS WILL SPREAD SOUTHWARD TO THE BUTTE AREA THURSDAY. DANGEROUS WIND CHILL READINGS WILL FALL TO 25 TO 35 DEGREES BELOW ZERO THROUGH THURSDAY AS TEMPERATURES FALL. SNOW WILL BEGIN TO DIMINISH ALONG HIGHWAY 12 BY THURSDAY AFTERNOON. A WINTER STORM WARNING MEANS DANGEROUSLY LOW WIND CHILLS AND BITTERLY COLD TEMPERATURES...AS WELL AS BLOWING AND DRIFTING OF SNOW WILL MAKE TRAVEL VERY HAZARDOUS. $$ MTZ001-160400- /O.NEW.KMSO.WS.W.0008.060216T0600Z-060216T1500Z/ /O.NEW.KMSO.WC.W.0001.060216T1500Z-060217T0000Z/ KOOTENAI/CABINET REGION- 254 PM MST WED FEB 15 2006 ...WINTER STORM WARNING IN EFFECT FROM 11 PM THIS EVENING TO 8 AM MST THURSDAY... ...WIND CHILL WARNING IN EFFECT FROM 8 AM TO 5 PM MST THURSDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WARNING...WHICH IS IN EFFECT FROM 11 PM THIS EVENING TO 8 AM MST THURSDAY. A WIND CHILL WARNING HAS ALSO BEEN ISSUED. THIS WIND CHILL WARNING IS IN EFFECT FROM 8 AM TO 5 PM MST THURSDAY. BLOWING SNOW AND NORTH TO NORTHEAST WINDS OF 15 TO 30 MPH WITH LOCAL GUSTS TO 40 MPH WILL DEVELOP LATER TONIGHT...CREATING LOCAL BLIZZARD CONDITIONS THROUGH GAPS AND CANYONS. DANGEROUS WIND CHILL READINGS WILL FALL TO 25 TO 35 DEGREES BELOW ZERO THROUGH THURSDAY AS TEMPERATURES FALL. AS THE FRONT SAGS SOUTHWARD SKIES WILL BEGIN TO CLEAR WITH SNOW ENDING FROM NORTH TO SOUTH THURSDAY. A WINTER STORM WARNING MEANS DANGEROUSLY LOW WIND CHILLS AND BITTERLY COLD TEMPERATURES...AS WELL AS BLOWING AND DRIFTING OF SNOW WILL MAKE TRAVEL VERY HAZARDOUS. A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. $$ MTZ004-160400- /O.NEW.KMSO.WS.W.0008.060216T0900Z-060217T0000Z/ LOWER CLARK FORK REGION- 254 PM MST WED FEB 15 2006 ...WINTER STORM WARNING IN EFFECT FROM 2 AM TO 5 PM MST THURSDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WARNING...WHICH IS IN EFFECT FROM 2 AM TO 5 PM MST THURSDAY. BLOWING SNOW AND EAST TO NORTHEAST WINDS OF 15 TO 30 MPH WITH LOCAL GUSTS TO 40 MPH WILL DEVELOP LATE TONIGHT...CREATING LOCAL WHITE-OUT CONDITIONS THROUGH GAPS AND CANYONS. DANGEROUS WIND CHILL READINGS WILL FALL TO 25 TO 35 DEGREES BELOW ZERO THROUGH THURSDAY...AS TEMPERATURES FALL THROUGH THE DAY. AS THE FRONT SAGS SOUTHWARD SNOW WILL DIMINISH THURSDAY AFTERNOON. A WINTER STORM WARNING MEANS DANGEROUSLY LOW WIND CHILLS AND BITTERLY COLD TEMPERATURES...AS WELL AS BLOWING AND DRIFTING OF SNOW WILL MAKE TRAVEL VERY HAZARDOUS. $$ MTZ005-006-160400- /O.NEW.KMSO.WS.W.0008.060216T1200Z-060217T0000Z/ MISSOULA/BITTERROOT VALLEYS-BITTERROOT/SAPPHIRE MOUNTAINS- 254 PM MST WED FEB 15 2006 ...WINTER STORM WARNING IN EFFECT FROM 5 AM TO 5 PM MST THURSDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WARNING...WHICH IS IN EFFECT FROM 5 AM TO 5 PM MST THURSDAY. BLOWING SNOW AND EAST TO NORTHEAST WINDS OF 15 TO 30 MPH WITH LOCAL GUSTS TO 40 MPH THROUGH GAPS AND CANYONS WILL DEVELOP EARLY THURSDAY MORNING. THESE CONDITIONS WILL CREATE LOCAL WHITE-OUT CONDITIONS. AS TEMPERATURES FALL THROUGH THE DAY...DANGEROUS WIND CHILL READINGS WILL FALL TO 25 TO 35 DEGREES BELOW ZERO THROUGH THURSDAY. AS THE FRONT SAGS SOUTHWARD SNOW WILL DIMINISH THURSDAY AFTERNOON IN THE MISSOULA VALLEY. A WINTER STORM WARNING MEANS DANGEROUSLY LOW WIND CHILLS AND BITTERLY COLD TEMPERATURES...AS WELL AS BLOWING AND DRIFTING OF SNOW WILL MAKE TRAVEL VERY HAZARDOUS. $$ IDZ005>008-160400- /O.NEW.KMSO.SB.Y.0004.060216T1200Z-060217T0000Z/ NORTHERN CLEARWATER MOUNTAINS-SOUTHERN CLEARWATER MOUNTAINS- OROFINO/GRANGEVILLE REGION-LOWER HELLS CANYON/SALMON RIVER REGION- 154 PM PST WED FEB 15 2006 ...SNOW AND BLOWING SNOW ADVISORY IN EFFECT FROM 4 AM TO 4 PM PST THURSDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A SNOW AND BLOWING SNOW ADVISORY...WHICH IS IN EFFECT FROM 4 AM TO 4 PM PST THURSDAY. TOTAL SNOW ACCUMULATIONS OF 3 TO 7 INCHES CAN BE EXPECTED BY THURSDAY AFTERNOON. IN ADDITION...INCREASING NORTH TO NORTHEAST WINDS THURSDAY AFTERNOON WILL CREATE AREAS OF BLOWING AND DRIFTING SNOW. A SNOW AND BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. $$ IDZ009-010-160400- /O.NEW.KMSO.WS.A.0010.060217T0000Z-060217T1200Z/ WESTERN LEMHI COUNTY-EASTERN LEMHI COUNTY- 254 PM MST WED FEB 15 2006 ...WINTER STORM WATCH IN EFFECT FROM THURSDAY AFTERNOON THROUGH LATE THURSDAY NIGHT... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WATCH...WHICH IS IN EFFECT FROM THURSDAY AFTERNOON THROUGH LATE THURSDAY NIGHT. THE COMBINATION OF SNOW...STRONG GUSTY EAST TO NORTHEAST WINDS AND PLUMMETING TEMPERATURES MAY CREATE DANGEROUS WIND CHILL READINGS AND REDUCED VISIBILITY IN BLOWING SNOW LATE THURSDAY AFTERNOON AND THURSDAY NIGHT. A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR DANGEROUSLY LOW WIND CHILLS AND BITTERLY COLD TEMPERATURES...AS WELL AS BLOWING AND DRIFTING OF SNOW THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. $$
4 follow-up statements
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
000 WWUS45 KMSO 170248 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 748 PM MST THU FEB 16 2006 .AN ARCTIC COLD FRONT WILL CONTINUE TO MOVE SOUTHWARD THROUGH THE NORTHERN ROCKIES TONIGHT PRODUCING AREAS OF STRONG WINDS AND DANGEROUS WIND CHILL READINGS. SNOWFALL WILL BE MAINLY CONFINED OVER WEST CENTRAL MONTANA AND NORTH CENTRAL IDAHO TONIGHT PRODUCING AREAS OF BLOWING SNOW WHERE STRONG WINDS EXIST. DUE TO THE STRONG WINDS...SNOW ACCUMULATIONS ARE EXPECTED TO BE LIGHT OVER MOST OF WESTERN MONTANA. MODERATE ACCUMULATIONS WILL OCCUR IN NORTH CENTRAL IDAHO WHERE WINDS WILL NOT BE AS STRONG. MTZ002-171215- /O.CON.KMSO.WC.W.0002.000000T0000Z-060217T1800Z/ WEST GLACIER REGION- 748 PM MST THU FEB 16 2006 ...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 11 AM MST FRIDAY... DANGEROUS WIND CHILL READINGS OF 35 TO 45 BELOW ZERO CAN BE EXPECTED TONIGHT THROUGH FRIDAY MORNING. AS TEMPERATURES FALL TO WELL BELOW ZERO TONIGHT COMBINED WITH EAST TO NORTHEAST WINDS OF 15 TO 25 MPH WITH LOCAL GUSTS TO 40 MPH...WIND CHILL READINGS WILL CONTINUE TO FALL. A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. $$ MTZ004-006-043-171215- /O.CON.KMSO.WC.W.0002.000000T0000Z-060217T1800Z/ LOWER CLARK FORK REGION-BITTERROOT/SAPPHIRE MOUNTAINS- POTOMAC/SEELEY LAKE REGION- 748 PM MST THU FEB 16 2006 ...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 11 AM MST FRIDAY... DANGEROUS WIND CHILL READINGS OF 25 TO 35 BELOW ZERO...LOCALLY AS LOW AS 45 BELOW ZERO NEAR THE CONTINENTAL DIVIDE CAN BE EXPECTED TONIGHT THROUGH FRIDAY MORNING. AS TEMPERATURES FALL TO BELOW ZERO TONIGHT COMBINED WITH EAST TO NORTHEAST WINDS OF 15 TO 25 MPH WITH LOCAL GUSTS TO 40 MPH...WIND CHILL READINGS WILL CONTINUE TO FALL. SNOW AND BLOWING SNOW WILL BE LOCALIZED THIS EVENING TAPERING OFF OVERNIGHT. WHILE SOME AREAS MAY EXPERIENCE POOR VISIBILITY IN BLOWING SNOW THIS EVENING...IT IS NOT EXPECTED TO BE WIDESPREAD. A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. $$ MTZ007-171215- /O.CON.KMSO.WC.W.0002.000000T0000Z-060217T1800Z/ BUTTE/BLACKFOOT REGION- 748 PM MST THU FEB 16 2006 ...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 11 AM MST FRIDAY... DANGEROUS WIND CHILL READINGS OF 20 TO 30 BELOW ZERO CAN BE EXPECTED TONIGHT THROUGH FRIDAY MORNING. AS TEMPERATURES FALL TO WELL BELOW ZERO TONIGHT COMBINED WITH EAST TO NORTHEAST WINDS OF 15 TO 25 MPH WITH LOCAL GUSTS TO 40 MPH...WIND CHILL READINGS WILL CONTINUE TO FALL. SNOW AND BLOWING SNOW WILL BE LOCALIZED THIS EVENING TAPERING OFF OVERNIGHT. WHILE SOME AREAS MAY EXPERIENCE POOR VISIBILITY IN BLOWING SNOW THIS EVENING...IT IS NOT EXPECTED TO BE WIDESPREAD. A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. $$ MTZ003-005-171215- /O.CON.KMSO.WC.W.0002.000000T0000Z-060217T1800Z/ FLATHEAD/MISSION VALLEYS-MISSOULA/BITTERROOT VALLEYS- 748 PM MST THU FEB 16 2006 ...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 11 AM MST FRIDAY... DANGEROUS WIND CHILL READINGS OF 20 TO 30 BELOW ZERO CAN BE EXPECTED TONIGHT THROUGH FRIDAY MORNING. AS TEMPERATURES FALL TO WELL BELOW ZERO TONIGHT COMBINED WITH EAST TO NORTHEAST WINDS OF 15 TO 25 MPH WITH LOCAL GUSTS TO 40 MPH...WIND CHILL READINGS WILL CONTINUE TO FALL. SNOW AND BLOWING SNOW WILL BE LOCALIZED THIS EVENING MAINLY SOUTH OF MISSOULA THROUGH THE BITTERROOT VALLEY TAPERING OFF OVERNIGHT. WHILE SOME AREAS MAY EXPERIENCE POOR VISIBILITY IN BLOWING SNOW THIS EVENING...IT IS NOT EXPECTED TO BE WIDESPREAD. A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. $$ IDZ009-010-171215- /O.EXB.KMSO.WC.Y.0001.000000T0000Z-060217T1800Z/ WESTERN LEMHI COUNTY-EASTERN LEMHI COUNTY- 748 PM MST THU FEB 16 2006 ...WIND CHILL ADVISORY IN EFFECT UNTIL 11 AM MST FRIDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND CHILL ADVISORY...WHICH IS IN EFFECT UNTIL 11 AM MST FRIDAY. WIND CHILL READINGS OF 10 TO 20 BELOW ZERO CAN BE EXPECTED LATE TONIGHT INTO TOMORROW MORNING. THE COMBINATION OF TEMPERATURES FALLING INTO THE LOWER TEENS AND SINGLE DIGITS THIS EVENING AND EAST TO SOUTHEAST WINDS OF 10 TO 15 MPH WILL PRODUCE LOW WIND CHILL VALUES. A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. $$ MTZ001-171200- /O.EXT.KMSO.WC.Y.0001.000000T0000Z-060217T1200Z/ KOOTENAI/CABINET REGION- 748 PM MST THU FEB 16 2006 ...WIND CHILL ADVISORY NOW IN EFFECT UNTIL 5 AM MST FRIDAY... WINDS AND TEMPERATURES ARE NOW EXPECTED PRODUCE DANGEROUS WIND CHILLS OVERNIGHT TONIGHT. THE COMBINATION OF TEMPERATURES FALLING INTO THE LOWER TEENS AND SINGLE DIGITS TONIGHT AND EAST TO SOUTHEAST WINDS OF 10 TO 20 MPH WILL PRODUCE LOW WIND CHILL VALUES. A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. $$ IDZ005>008-171215- /O.CON.KMSO.WW.Y.0002.000000T0000Z-060217T1500Z/ NORTHERN CLEARWATER MOUNTAINS-SOUTHERN CLEARWATER MOUNTAINS- OROFINO/GRANGEVILLE REGION-LOWER HELLS CANYON/SALMON RIVER REGION- 648 PM PST THU FEB 16 2006 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 AM PST FRIDAY... TOTAL SNOW ACCUMULATIONS OF 2 TO 5 INCHES CAN BE EXPECTED BY FRIDAY MORNING. IN ADDITION...INCREASING NORTH TO NORTHEAST WINDS OF 10 TO 20 MPH WILL CREATE AREAS OF BLOWING AND DRIFTING SNOW WITH WIND CHILL READINGS OF 10 TO 20 BELOW ZERO DEVELOPING AFTER MIDNIGHT. THE ARCTIC COLD FRONT HAS TAKEN ITS TIME MOVING INTO NORTH CENTRAL IDAHO...BUT IS STILL EXPECTED TO INCREASE SNOW...WIND AND DROP WIND CHILL READINGS TO LOW VALUES OVER THE AREA TONIGHT. A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...WIND AND LOW WIND CHILL READINGS ARE EXPECTED. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. $$
000 WWUS45 KMSO 171007 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 307 AM MST FRI FEB 17 2006 IDZ005>008-171800- /O.CAN.KMSO.WW.Y.0002.000000T0000Z-060217T1500Z/ /O.NEW.KMSO.WC.Y.0002.060217T1007Z-060217T1800Z/ NORTHERN CLEARWATER MOUNTAINS-SOUTHERN CLEARWATER MOUNTAINS- OROFINO/GRANGEVILLE REGION-LOWER HELLS CANYON/SALMON RIVER REGION- 207 AM PST FRI FEB 17 2006 ...WINTER WEATHER ADVISORY IS CANCELLED... ...WIND CHILL ADVISORY IN EFFECT UNTIL 10 AM PST THIS MORNING... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND CHILL ADVISORY...WHICH IS IN EFFECT UNTIL 10 AM PST THIS MORNING. THE WINTER WEATHER ADVISORY HAS BEEN CANCELLED. WIND CHILL READINGS OF 10 TO 20 BELOW ZERO WILL BE COMMON OVER NORTH CENTRAL IDAHO THIS MORNING. ARCTIC AIR IS MOVING INTO THE AREA AND COMBINED WITH BREEZY EAST AND NORTHEAST WINDS WILL PRODUCE VERY COLD WIND CHILL READINGS. THE SNOW HAS DIMINISHED ACROSS THE AREA. THEREFORE THE WINTER WEATHER ADVISORY HAS BEEN CANCELLED. A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. $$ MTZ001-171115- /O.CAN.KMSO.WC.Y.0001.000000T0000Z-060217T1200Z/ KOOTENAI/CABINET REGION- 307 AM MST FRI FEB 17 2006 ...WIND CHILL ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE WIND CHILL ADVISORY. ALTHOUGH TEMPERATURES CONTINUE TO FALL THIS MORNING...THE WINDS HAVE DECREASED BELOW 5 MPH ACROSS THE KOOTENAI AND CABINET REGIONS THIS MORNING. THEREFORE THE WIND CHILL ADVISORY HAS BEEN CANCELLED. $$ IDZ009-010-171800- /O.UPG.KMSO.WC.Y.0001.000000T0000Z-060217T1800Z/ /O.EXA.KMSO.WC.W.0002.000000T0000Z-060217T1800Z/ WESTERN LEMHI COUNTY-EASTERN LEMHI COUNTY- 307 AM MST FRI FEB 17 2006 ...WIND CHILL WARNING IN EFFECT UNTIL 11 AM MST THIS MORNING... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND CHILL WARNING...WHICH IS IN EFFECT UNTIL 11 AM MST THIS MORNING. THE WIND CHILL ADVISORY IS NO LONGER IN EFFECT. WIND CHILL READINGS OF 20 TO 30 BELOW ZERO IS EXPECTED TO CONTINUE THIS MORNING. THE COMBINATION OF TEMPERATURES FALLING INTO THE SINGLE DIGITS TO LOWER TEENS BELOW ZERO AND EAST TO SOUTHEAST WINDS OF 10 TO 15 MPH WILL PRODUCE VERY LOW WIND CHILL VALUES. THEREFORE THE WIND CHILL ADVISORY HAS BEEN UPGRADED TO A WIND CHILL WARNING. A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. $$ MTZ002-003-171800- /O.CON.KMSO.WC.W.0002.000000T0000Z-060217T1800Z/ WEST GLACIER REGION-FLATHEAD/MISSION VALLEYS- 307 AM MST FRI FEB 17 2006 ...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 11 AM MST THIS MORNING... DANGEROUS WIND CHILL READINGS OF 35 TO 45 BELOW ZERO IS EXPECTED TO CONTINUE THROUGH THIS MORNING. WITH TEMPERATURES IN THE TEENS TO LOWER TWENTIES BELOW ZERO COMBINED WITH EAST TO NORTHEAST WINDS OF 10 TO 15 MPH WITH LOCAL GUSTS TO 25 MPH...WIND CHILL READINGS WILL CONTINUE TO BE DANGEROUS THIS MORNING. WINDS WILL CONTINUE TO DECREASE THIS MORNING...REDUCING THE THREAT. A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. $$ MTZ004>006-043-171800- /O.CON.KMSO.WC.W.0002.000000T0000Z-060217T1800Z/ LOWER CLARK FORK REGION-MISSOULA/BITTERROOT VALLEYS- BITTERROOT/SAPPHIRE MOUNTAINS-POTOMAC/SEELEY LAKE REGION- 307 AM MST FRI FEB 17 2006 ...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 11 AM MST THIS MORNING... DANGEROUS WIND CHILL READINGS OF 25 TO 35 BELOW ZERO...LOCALLY AS LOW AS 45 BELOW ZERO NEAR THE CONTINENTAL DIVIDE IS EXPECTED TO CONTINUE THROUGH THIS MORNING. WITH TEMPERATURES IN THE LOWER TEENS TO MIDDLE 20S BELOW ZERO COMBINED WITH EAST TO NORTHEAST WINDS OF 15 TO 25 MPH WITH LOCAL GUSTS TO 40 MPH...WIND CHILL READINGS WILL CONTINUE TO BE DANGEROUS. A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. $$ MTZ007-171800- /O.CON.KMSO.WC.W.0002.000000T0000Z-060217T1800Z/ BUTTE/BLACKFOOT REGION- 307 AM MST FRI FEB 17 2006 ...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 11 AM MST THIS MORNING... DANGEROUS WIND CHILL READINGS OF 30 TO 40 BELOW ZERO CAN BE EXPECTED THIS MORNING. WITH TEMPERATURES IN THE MIDDLE TEENS TO NEAR 30 BELOW ZERO COMBINED WITH EAST TO NORTHEAST WINDS OF 10 TO 20 MPH...WIND CHILL READINGS WILL CONTINUE TO BE DANGEROUS. A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. $$
What forecasters said that day
The local office's own words before this wind chill 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 wind chill warning went out at Feb 15, 2:32 PM MST, 22 minutes earlier.
Area forecast discussion, Feb 15, 2:32 PM MST, 22 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MISSOULA MT
232 PM MST WED FEB 15 2006
.SHORT TERM...TONIGHT THROUGH THURSDAY NIGHT. EXTREME COLD AND
WIND TO ENTER THE REGION STARTING LATE THIS EVENING AND TONIGHT.
THIS IS A DANGEROUS STORM AS WIND CHILLS BY THURSDAY INTO THURSDAY
NIGHT COULD REACH 25 TO 35 BELOW ZERO FOR SEVERAL HOURS...MAINLY
IN WESTERN MONTANA. HIGH PRESSURE WITH THIS BITTERLY COLD AIR IN
CENTRAL CANADA WILL MOVE INTO THE GLACIER PARK REGION AROUND
MIDNIGHT THEN USHER INTO MOST OF NORTHWEST MONTANA BY THE MIDDLE
OF THE NIGHT AND INTO THE MISSOULA REGION BY DAYBREAK. SNOWFALL
WILL BE LIMITED WITH THIS SYSTEM...BUT THERE WILL BE ENOUGH SNOW
THROUGH MIDDAY THURSDAY TO CAUSE TRAVEL CONCERNS AS WIND WILL BLOW
SNOW ENOUGH TO REDUCE VISIBILITIES TO NEAR ZERO AT TIMES. THUS
BLIZZARD WARNINGS HAVE BEEN ISSUED IN THE FLATHEAD/MISSION VALLEYS
AND GLACIER NATIONAL PARK. THIS INITIAL PUSH OF BLIZZARD
CONDITIONS WILL BE BRIEF. OUTDOOR ACTIVITIES ARE DISCOURAGED IN
THESE AREAS.
THE MAIN PROBLEM WHICH WILL LAST THROUGH WESTERN MONTANA THROUGH
THURSDAY NIGHT WILL BE EXTREMELY LOW WIND CHILLS...THUS WIND CHILL
WARNINGS HAVE BEEN POSTED.
CENTRAL IDAHO WILL NOT SEE THE EXTREME COLD...BUT THE FRONTAL
BOUNDARY WILL STALL OVER CENTRAL IDAHO AND WEST CENTRAL MONTANA
ENOUGH TO PRODUCE SOME ACCUMULATING SNOW. THIS COMBINED WITH THE
WIND HAS PROMPTED A SNOW AND BLOWING SNOW ADVISORY. GREATEST SNOW
ACCUMULATIONS OF 3-7 INCHES WILL BE IN CENTRAL IDAHO.
.LONG TERM...FRIDAY THROUGH WEDNESDAY...BITTERLY COLD TEMPERATURES
EXPECTED FOR FRIDAY AND SATURDAY WITH MANY LOCATIONS EXPERIENCING
RECORD LOWS FOR THE DATE AND A HANDFUL OF SITES LIKELY SEEING
ALL-TIME FEBRUARY LOWS. COLDEST TEMPERATURES ANTICIPATED AROUND
SUNRISE SATURDAY MORNING. VALLEYS TEMPERATURES MODERATE/WARM A FEW
DEGREES EACH DAY WITH THE RELATIVELY HIGH SUN ANGLE THIS TIME OF YEAR.
MOUNTAIN AREAS SHOULD SEE A MORE RAPID WARM UP BY SUNDAY AS RELATIVELY
WARMER AIR ALOFT MOVES IN. GLOBAL MODELS IN GOOD AGREEMENT REGARDING
SUNDAY NIGHT THROUGH WEDNESDAY AS THE STRONG HIGH PRESSURE ALOFT
MOVES WESTWARD AND WE TRANSITION INTO A MOIST AND ENERGETIC
NORTHWESTLY FLOW ALOFT. THIS IS A GOOD SNOW PRODUCING PATTERN FOR
THE VALLEYS OF WESTERN MONTANA. EUROPEAN MODEL INDICATING A MORE
AMPLIFIED PATTERN AND MORE IN THE WAY OF SNOW FOR NEXT WEEK BUT
THIS A NEW SOLUTION SO WILL WAIT FOR BETTER MODEL RUN TO RUN
CONSISTENCY BEFORE RAISING PRECIPITATION CHANCES VERY MUCH. EITHER
SOLUTION LOOKS LIKE AT LEAST A WEEK OR TWO OF WINTER WEATHER FOR
THE WESTERN STATES.
&&
.AVIATION...VERY WINDY CONDITIONS ASSOCIATED WITH A STRONG COLD
FRONT IN CANADA ARE EXPECTED IN WEST CENTRAL MONTANA FROM MIDNIGHT
THROUGH THE DAY THURSDAY. BLOWING SNOW WILL REDUCE VISIBILITIES TO
LESS THAN A MILE AT TIMES AFTER MIDNIGHT...SEE APPROPRIATE TAFS
AND TWEBS.
&&
.MSO WATCHES/WARNINGS/ADVISORIES...
MT...BLIZZARD WARNING FROM 11 PM WEDNESDAY TO 8 AM THURSDAY FOR WEST
GLACIER REGION...FLATHEAD/MISSION VALLEYS.
WIND CHILL WARNING FROM 8 AM TO 5 PM THURSDAY FOR
KOOTENAI/CABINET REGION...WEST GLACIER REGION...
FLATHEAD/MISSION VALLEYS...POTOMAC/SEELEY LAKE REGION.
WINTER STORM WARNING FROM 11 PM WEDNESDAY TO 8 AM THURSDAY FOR
KOOTENAI/CABINET REGION...POTOMAC/SEELEY LAKE REGION.
WINTER STORM WARNING FROM 2 AM TO 5 PM THURSDAY FOR LOWER CLARK
FORK REGION...BUTTE/BLACKFOOT REGION.
WINTER STORM WARNING FROM 5 AM TO 5 PM THURSDAY FOR
MISSOULA/BITTERROOT VALLEYS...BITTERROOT/SAPPHIRE MOUNTAINS.
ID...SNOW AND BLOWING SNOW ADVISORY FROM 5 AM TO 5 PM THURSDAY FOR
NORTHERN CLEARWATER MOUNTAINS...SOUTHERN CLEARWATER MOUNTAINS...
OROFINO/GRANGEVILLE REGION...LOWER HELLS CANYON/SALMON RIVER
REGION.
WINTER STORM WATCH FROM 5 PM THURSDAY TO 5 AM FRIDAY FOR WESTERN
LEMHI COUNTY...EASTERN LEMHI COUNTY.
&&
SHORT TERM...RPN
LONG TERM...CHURCH
AVIATION...RPNHazardous weather outlook, Feb 15, 3:14 AM MST, 11 hours 40 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MISSOULA MT 314 AM MST WED FEB 15 2006 IDZ005>010-MTZ001-004>006-152200- NORTHERN CLEARWATER MOUNTAINS-SOUTHERN CLEARWATER MOUNTAINS- OROFINO/GRANGEVILLE REGION-LOWER HELLS CANYON/SALMON RIVER REGION- WESTERN LEMHI COUNTY-EASTERN LEMHI COUNTY-KOOTENAI/CABINET REGION- LOWER CLARK FORK REGION-MISSOULA/BITTERROOT VALLEYS- BITTERROOT/SAPPHIRE MOUNTAINS- 214 AM PST WED FEB 15 2006 /314 AM MST WED FEB 15 2006/ THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL IDAHO...NORTHWEST MONTANA AND WEST CENTRAL MONTANA. .DAY ONE...TODAY AND TONIGHT SCATTERED SNOWSHOWERS ARE EXPECTED THIS AFTERNOON. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY THURSDAY THROUGH SATURDAY...A POWERFUL ARCTIC FRONT WILL MOVE THROUGH THE AREA THURSDAY. EXPECT VERY COLD TEMPERATURES...GUSTY WINDS...AND DANGEROUSLY LOW WIND CHILLS BEGINNING LATE THURSDAY. THIS WILL BE FOLLOWED BY BITTERLY COLD TEMPERATURES ON FRIDAY AND SATURDAY. FOR FURTHER INFORMATION...PLEASE REFER TO GTFSPSMSO FOR FURTHER INFORMATION. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. MTZ002-003-007-043-152200- WEST GLACIER REGION-FLATHEAD/MISSION VALLEYS- BUTTE/BLACKFOOT REGION-POTOMAC/SEELEY LAKE REGION- 314 AM MST WED FEB 15 2006 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHWEST MONTANA AND WEST CENTRAL MONTANA. .DAY ONE...TODAY AND TONIGHT A POWERFUL...FRIGID ARCTIC FRONT WILL BEGIN MOVING THROUGH THE AREA LATE TONIGHT. FOR FURTHER DETAIL PLEASE SEE GTFWSWMSO AND GTFSPSMSO. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY THURSDAY THROUGH SATURDAY...THE ARCTIC FRONT WILL CONTINUE MOVING THROUGH THE AREA THURSDAY. FRIGID TEMPERATURES AND WINDY CONDITIONS WILL CREATE DANGEROUS WIND CHILLS. FOR FURTHER DETAIL PLEASE SEE GTFWSWMSO AND GTFSPSMSO. .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 |
|---|---|---|---|---|
| Feb 15, 2:54 PM MST | Blizzard Warning | MSO | Flathead, Lake, Sanders | 13 hr |
| Feb 15, 2:54 PM MST | Winter Storm Warning | MSO | Deer Lodge, Flathead, Granite, Lake, Lincoln, Mineral and 5 more | 24 hr |
Nearby
Wind Chill Warnings in Montana, 2006Every wind chill warning in 2006
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.