Alert archive / Montana / Wind Chill Advisories in 2006
Wind Chill Advisory 3, NWS Missoula, MT
NWS Missoula, MT issued this wind chill advisory at Nov 27, 2006, 11:02 AM MST for 6 counties in Montana. It took effect at Nov 28, 2006, 4:48 AM MST. It was in force for 9 hr.
The area
The counties it named.
The facts
- Issued
- Nov 27, 2006, 11:02 AM MST (18:02 UTC)
- In effect from
- Nov 28, 2006, 4:48 AM MST
- Expired
- Nov 28, 2006, 2:03 PM MST
- In force
- 9 hr
- Issued by
- NWS Missoula, MT
Counties Flathead County, MT, Granite County, MT, Lake County, MT, Missoula County, MT, Ravalli County, MT, Sanders County, MT
The radar
The Missoula radar (KMSX), 20 km from the middle of the area, began a volume at 18:08 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, 6.0 hours before the alert went out and 180 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
- 648 m above ground
- 0-6 km bulk shear
- 56 kt
- 0-1 km storm-relative helicity
- -75 m²/s²
- 0-3 km storm-relative helicity
- -23 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 271802 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 1102 AM MST MON NOV 27 2006 IDZ005-MTZ004-271915- /O.CAN.KMSO.WS.W.0014.000000T0000Z-061127T1800Z/ NORTHERN CLEARWATER MOUNTAINS-LOWER CLARK FORK REGION- 1102 AM MST MON NOV 27 2006 /1002 AM PST MON NOV 27 2006/ ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE WINTER STORM WARNING FOR THE NORTHERN CLEARWATER MOUNTAINS AND LOWER CLARK FORK REGIONS. THE WINTER STORM THAT BROUGHT HEAVY SNOW AND GUSTY WINDS HAS EXITED THE AREA. HOWEVER...SCATTERED SNOW SHOWERS WILL PRODUCE LOCAL ADDITIONAL ACCUMULATIONS UP TO 2 INCHES THROUGH LATE THIS AFTERNOON. $$ MTZ003-272300- /O.CAN.KMSO.SB.Y.0010.000000T0000Z-061127T1800Z/ /O.EXB.KMSO.WS.W.0014.061127T1802Z-061129T0000Z/ FLATHEAD/MISSION VALLEYS- 1102 AM MST MON NOV 27 2006 ...SNOW AND BLOWING SNOW ADVISORY IS CANCELLED... ...WINTER STORM WARNING IN EFFECT UNTIL 5 PM MST TUESDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WARNING...WHICH IS IN EFFECT UNTIL 5 PM MST TUESDAY. THIS UPGRADES THE SNOW AND BLOWING SNOW ADVISORY THAT WAS PREVIOUSLY IN EFFECT. NORTH WINDS 15 TO 25 MPH WITH GUSTS TO OVER 30 MPH WILL CREATE DANGEROUS WIND CHILLS OF -20 TO -30 DEGREES ALONG WITH SIGNIFICANT BLOWING AND DRIFTING SNOW ACROSS THE FLATHEAD AND MISSION VALLEYS THROUGH TUESDAY AFTERNOON. A WINTER STORM WARNING MEANS THAT EXCESSIVELY COLD WIND CHILLS AND SIGNIFICANT BLOWING AND DRIFTING SNOW IS EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ IDZ007-008-271915- /O.CAN.KMSO.SN.Y.0034.000000T0000Z-061127T1800Z/ OROFINO/GRANGEVILLE REGION-LOWER HELLS CANYON/SALMON RIVER REGION- 1002 AM PST MON NOV 27 2006 ...SNOW ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE SNOW ADVISORY THAT WAS PREVIOUSLY IN EFFECT. THE WINTER STORM THAT BROUGHT MODERATE TO HEAVY SNOW AND GUSTY WINDS HAS EXITED THE AREA. HOWEVER...SCATTERED SNOW SHOWERS WILL PRODUCE LOCAL ADDITIONAL ACCUMULATIONS UP TO 2 INCHES THROUGH LATE THIS AFTERNOON. $$ MTZ007-272300- /O.NEW.KMSO.WS.W.0015.061128T0600Z-061129T0600Z/ /O.CON.KMSO.SN.Y.0034.000000T0000Z-061128T0600Z/ BUTTE/BLACKFOOT REGION- 1102 AM MST MON NOV 27 2006 ...WINTER STORM WARNING IN EFFECT FROM 11 PM THIS EVENING TO 11 PM MST TUESDAY... ...SNOW ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WARNING...WHICH IS IN EFFECT FROM 11 PM THIS EVENING TO 11 PM MST TUESDAY. UNTIL THEN...A SNOW ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING. TOTAL SNOW ACCUMULATIONS OF 2 TO 5 WITH LOCAL AMOUNTS UP TO 8 INCHES ARE EXPECTED BY LATE THIS EVENING ACROSS THE FOOTHILLS AND MOUNTAINS OF THE BUTTE...BLACKFOOT REGION. WHILE THIS IS OCCURRING...AN ARCTIC FRONT WILL MOVE THROUGH THE AREA. TEMPERATURES WILL DROP DRAMATICALLY AND WINDS WILL INCREASE TO 15 TO 25 MPH. THE COMBINATION OF COLD TEMPERATURES AND GUSTY WINDS WILL CREATE WIND CHILLS OF -20 TO -30 DEGREES ALONG WITH SIGNIFICANT BLOWING AND DRIFTING SNOW...ESPECIALLY IN THE FOOTHILLS AND MOUNTAINS. A WINTER STORM WARNING MEANS THAT EXCESSIVELY COLD WIND CHILLS AND SIGNIFICANT BLOWING AND DRIFTING SNOW IS EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ MTZ002-043-272300- /O.EXT.KMSO.WS.W.0014.000000T0000Z-061129T0600Z/ WEST GLACIER REGION-POTOMAC/SEELEY LAKE REGION- 1102 AM MST MON NOV 27 2006 ...WINTER STORM WARNING NOW IN EFFECT UNTIL 11 PM MST TUESDAY... THE WINTER STORM WARNING IS NOW IN EFFECT UNTIL 11 PM MST TUESDAY. ADDITIONAL SNOW ACCUMULATIONS OF 5 TO 7 INCHES OF SNOW ARE EXPECTED BY LATE THIS AFTERNOON. THE WINDY CONDITIONS WILL CONTINUE INTO TUESDAY EVENING PRODUCING SIGNIFICANT BLOWING AND DRIFTING SNOW. AFTER THE SNOW TAPERS OFF THIS EVENING...DANGEROUS WIND CHILLS WILL BECOME THE PRIMARY CONCERN...ALONG WITH SIGNIFICANT BLOWING AND DRIFTING SNOW. EXPECT WIND CHILLS OF -30 TO -40 DEGREES THROUGH TUESDAY EVENING. A WINTER STORM WARNING MEANS THAT EXCESSIVELY COLD WIND CHILLS AND SIGNIFICANT BLOWING AND DRIFTING SNOW IS EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ MTZ006-272300- /O.EXT.KMSO.WS.W.0014.061127T1802Z-061129T0600Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 1102 AM MST MON NOV 27 2006 ...WINTER STORM WARNING NOW IN EFFECT UNTIL 11 PM MST TUESDAY... ADDITIONAL SNOW ACCUMULATIONS OF 2 TO 4 INCHES OF SNOW ARE EXPECTED BY LATE THIS AFTERNOON. THE WINDY CONDITIONS WILL CONTINUE INTO TUESDAY EVENING PRODUCING SIGNIFICANT BLOWING AND DRIFTING SNOW. AFTER THE SNOW TAPERS OFF THIS EVENING...DANGEROUS WIND CHILLS WILL BECOME THE PRIMARY CONCERN...ALONG WITH SIGNIFICANT BLOWING AND DRIFTING SNOW. EXPECT WIND CHILLS OF -20 TO -30 DEGREES THROUGH TUESDAY EVENING. A WINTER STORM WARNING MEANS THAT EXCESSIVELY COLD WIND CHILLS AND SIGNIFICANT BLOWING AND DRIFTING SNOW IS EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ IDZ006-272300- /O.CON.KMSO.WS.W.0014.000000T0000Z-061128T0000Z/ SOUTHERN CLEARWATER MOUNTAINS- 1002 AM PST MON NOV 27 2006 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON... ADDITIONAL SNOW ACCUMULATIONS OF 2 TO 4 INCHES ARE EXPECTED. IN ADDITION TO THE SNOW...GUSTY SOUTH WINDS 15 TO 25 MPH WILL BECOME NORTHWEST OVER THE HIGHER TERRAIN AND CAUSE BLOWING AND DRIFTING SNOW. IN ADDITION EXPECT WIND CHILL TEMPERATURES TO DROP TO 10 TO 15 DEGREES BELOW ZERO. $$ MTZ005-272300- /O.NEW.KMSO.WC.Y.0003.061128T0600Z-061129T0600Z/ MISSOULA/BITTERROOT VALLEYS- 1102 AM MST MON NOV 27 2006 ...WIND CHILL ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO 11 PM MST TUESDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND CHILL ADVISORY...WHICH IS IN EFFECT FROM 11 PM THIS EVENING TO 11 PM MST TUESDAY. AN ARCTIC AIR MASS WILL SETTLE INTO THE MISSOULA AND BITTERROOT VALLEYS THIS EVENING. AS IT DOES SO...TEMPERATURES WILL FALL DRAMATICALLY. WINDS WILL INCREASE TO 15 TO 25 MPH WITH GUSTS TO NEAR 40 MPH NEAR THE MOUTH OF HELLGATE AND RATTLESNAKE CANYONS. AS A RESULT...WIND CHILLS OF -10 TO -20 DEGREES ARE EXPECTED ACROSS THE AREA WITH WIND CHILLS AS LOW AS -30 DEGREES EXPECTED AT THE MOUTH OF HELLGATE AND RATTLESNAKE CANYONS. A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. $$ IDZ009-010-272300- /O.CON.KMSO.SN.Y.0034.000000T0000Z-061128T0000Z/ WESTERN LEMHI COUNTY-EASTERN LEMHI COUNTY- 1102 AM MST MON NOV 27 2006 ...SNOW ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON... TOTAL SNOW ACCUMULATIONS 3 TO 6 INCHES ARE EXPECTED THROUGHOUT LEMHI COUNTY MONDAY. THE SNOW WILL TAPER OFF THIS EVENING AS THE SYSTEM BEGINS TO MOVE SOUTHEAST OF THE AREA. $$
6 follow-up statements
000 WWUS45 KMSO 272045 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 145 PM MST MON NOV 27 2006 IDZ006-272145- /O.CAN.KMSO.WS.W.0014.000000T0000Z-061128T0000Z/ SOUTHERN CLEARWATER MOUNTAINS- 1245 PM PST MON NOV 27 2006 ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE WINTER STORM WARNING. THE WEATHER SYSTEM RESPONSIBLE FOR THE WINTER STORM HAS MOVED SOUTHEAST OF THE AREA. HOWEVER...SCATTERED SNOW SHOWERS WILL PRODUCE UP TO AN ADDITIONAL 2 INCHES OF SNOW LOCALLY THROUGH THIS EVENING. $$ IDZ009-010-272145- /O.CAN.KMSO.SN.Y.0034.000000T0000Z-061128T0000Z/ WESTERN LEMHI COUNTY-EASTERN LEMHI COUNTY- 145 PM MST MON NOV 27 2006 ...SNOW ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE SNOW ADVISORY. THE WEATHER SYSTEM RESPONSIBLE FOR THE WINTER STORM HAS EXITED THE AREA. HOWEVER...SCATTERED SNOW SHOWERS WILL PRODUCE UP TO AN ADDITIONAL 2 INCHES OF SNOW LOCALLY THROUGH THIS EVENING. $$ MTZ007-280600- /O.CON.KMSO.WS.W.0015.061128T0600Z-061129T0600Z/ /O.CON.KMSO.SN.Y.0034.000000T0000Z-061128T0600Z/ BUTTE/BLACKFOOT REGION- 145 PM MST MON NOV 27 2006 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 11 PM MST TUESDAY... ...SNOW ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... TOTAL SNOW ACCUMULATIONS OF 3 TO 5 WITH LOCAL AMOUNTS UP TO 8 INCHES ARE EXPECTED BY LATE THIS EVENING ACROSS THE FOOTHILLS AND MOUNTAINS OF THE BUTTE...BLACKFOOT REGION. 2 TO 4 INCHES OF SNOW ARE EXPECTED IN BUTTE AND ANACONDA BY 11 PM THIS EVENING. WHILE THIS IS OCCURRING...AN ARCTIC FRONT WILL MOVE THROUGH THE AREA. TEMPERATURES WILL DROP DRAMATICALLY AND WINDS WILL INCREASE TO 15 TO 25 MPH. THE COMBINATION OF COLD TEMPERATURES AND GUSTY WINDS WILL CREATE WIND CHILLS OF -20 TO -30 DEGREES ALONG WITH SIGNIFICANT BLOWING AND DRIFTING SNOW...ESPECIALLY IN THE FOOTHILLS AND MOUNTAINS. A WINTER STORM WARNING MEANS THAT EXCESSIVELY COLD WIND CHILLS AND SIGNIFICANT BLOWING AND DRIFTING SNOW IS EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ MTZ003-280600- /O.CON.KMSO.WS.W.0014.000000T0000Z-061129T0000Z/ FLATHEAD/MISSION VALLEYS- 145 PM MST MON NOV 27 2006 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST TUESDAY... NORTH WINDS 15 TO 25 MPH WITH GUSTS TO OVER 30 MPH WILL CREATE DANGEROUS WIND CHILLS OF -20 TO -30 DEGREES ALONG WITH SIGNIFICANT BLOWING AND DRIFTING SNOW ACROSS THE FLATHEAD AND MISSION VALLEYS THROUGH TUESDAY AFTERNOON. AREAS MOST IMPACTED BY THIS WARNING WILL BE FROM FLATHEAD LAKE NORTH TO COLUMBIA FALLS. A WINTER STORM WARNING MEANS THAT EXCESSIVELY COLD WIND CHILLS AND SIGNIFICANT BLOWING AND DRIFTING SNOW IS EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ MTZ002-043-280600- /O.CON.KMSO.WS.W.0014.000000T0000Z-061129T0600Z/ WEST GLACIER REGION-POTOMAC/SEELEY LAKE REGION- 145 PM MST MON NOV 27 2006 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST TUESDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST TUESDAY. ADDITIONAL SNOW ACCUMULATIONS OF 3 TO 5 INCHES OF SNOW ARE EXPECTED BY 11 PM THIS EVENING. THE WINDY CONDITIONS WILL CONTINUE INTO TUESDAY EVENING PRODUCING SIGNIFICANT BLOWING AND DRIFTING SNOW. AFTER THE SNOW TAPERS OFF THIS EVENING...DANGEROUS WIND CHILLS WILL BECOME THE PRIMARY CONCERN...ALONG WITH SIGNIFICANT BLOWING AND DRIFTING SNOW. EXPECT WIND CHILLS OF - 30 TO -40 DEGREES THROUGH TUESDAY EVENING. A WINTER STORM WARNING MEANS THAT EXCESSIVELY COLD WIND CHILLS AND SIGNIFICANT BLOWING AND DRIFTING SNOW IS EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ MTZ006-280600- /O.CON.KMSO.WS.W.0014.000000T0000Z-061129T0600Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 145 PM MST MON NOV 27 2006 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST TUESDAY... ADDITIONAL SNOW ACCUMULATIONS OF 2 TO 4 INCHES OF SNOW ARE EXPECTED BY LATE THIS AFTERNOON. THE WINDY CONDITIONS WILL CONTINUE INTO TUESDAY EVENING PRODUCING SIGNIFICANT BLOWING AND DRIFTING SNOW. AFTER THE SNOW TAPERS OFF THIS EVENING...DANGEROUS WIND CHILLS WILL BECOME THE PRIMARY CONCERN...ALONG WITH SIGNIFICANT BLOWING AND DRIFTING SNOW. EXPECT WIND CHILLS OF -20 TO -30 DEGREES THROUGH TUESDAY EVENING. AREAS MOST IMPACTED BY THIS WARNING WILL BE THE SAPPHIRE MOUNTAINS. A WINTER STORM WARNING MEANS THAT EXCESSIVELY COLD WIND CHILLS AND SIGNIFICANT BLOWING AND DRIFTING SNOW IS EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ MTZ005-280600- /O.CON.KMSO.WC.Y.0003.061128T0600Z-061129T0600Z/ MISSOULA/BITTERROOT VALLEYS- 145 PM MST MON NOV 27 2006 ...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 11 PM MST TUESDAY... A WIND CHILL ADVISORY REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 11 PM MST TUESDAY. AN ARCTIC AIR MASS WILL SETTLE INTO THE MISSOULA AND BITTERROOT VALLEYS LATE THIS EVENING. AS IT DOES SO...TEMPERATURES WILL FALL DRAMATICALLY. WINDS WILL INCREASE TO 15 TO 25 MPH WITH GUSTS TO NEAR 40 MPH NEAR THE MOUTH OF HELLGATE AND RATTLESNAKE CANYONS. AS A RESULT...WIND CHILLS OF -10 TO -20 DEGREES ARE EXPECTED ACROSS THE AREA WITH WIND CHILLS AS LOW AS -30 DEGREES EXPECTED AT THE MOUTH OF HELLGATE AND RATTLESNAKE CANYONS. A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. $$
000 WWUS45 KMSO 280325 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 825 PM MST MON NOV 27 2006 MTZ003-281200- /O.CAN.KMSO.WS.W.0014.000000T0000Z-061129T0000Z/ /O.NEW.KMSO.WC.W.0003.061128T0400Z-061128T2000Z/ FLATHEAD/MISSION VALLEYS- 825 PM MST MON NOV 27 2006 ...WINTER STORM WARNING IS CANCELLED... ...WIND CHILL WARNING IN EFFECT UNTIL 1 PM MST TUESDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND CHILL WARNING...WHICH IS IN EFFECT UNTIL 1 PM MST TUESDAY. THE WINTER STORM WARNING HAS BEEN CANCELED. DANGEROUS WIND CHILL TEMPERATURES OF -15 TO -30 DEGREES WILL DEVELOP LATER TONIGHT IN THE KALISPELL...WHITEFISH...AND COLUMBIA FALLS AREAS AS COLD AIR CONTINUES TO SPILL OVER THE CONTINENTAL DIVIDE. THE WINDS SHOULD DIMINISH TUESDAY AFTERNOON...BUT THE COLD AIR WILL REMAIN IN PLACE. SOME LOCAL BLOWING AND DRIFTING OF SNOW MAY OCCUR...PARTICULARLY AROUND THE COLUMBIA FALLS AND THE MOUTH OF BAD ROCK CANYON...BUT IT IS NOT EXPECTED TO BE A WIDESPREAD PROBLEM. WIND CHILL VALUES THIS LOW MAY RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. $$ MTZ006-281200- /O.CAN.KMSO.WS.W.0014.000000T0000Z-061129T0600Z/ /O.EXA.KMSO.WC.Y.0003.061128T0600Z-061129T0600Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 825 PM MST MON NOV 27 2006 ...WINTER STORM WARNING IS CANCELLED... ...WIND CHILL ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO 11 PM MST TUESDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND CHILL ADVISORY...WHICH IS IN EFFECT FROM 11 PM THIS EVENING TO 11 PM MST TUESDAY. THE WINTER STORM WARNING HAS BEEN CANCELED. AN ARCTIC AIR MASS WILL SETTLE OVER THE BITTERROOT AND SAPPHIRE MOUNTAINS OVERNIGHT....DRAMATICALLY LOWERING TEMPERATURES. WINDS WILL INCREASE TO 15 TO 25 MPH PARTICULARLY IN THE NORTHERN SAPPHIRE MOUNTAINS. AS A RESULT...WIND CHILLS OF -10 TO -20 DEGREES ARE EXPECTED ACROSS THE AREA. A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. $$ MTZ007-280600- /O.CON.KMSO.WS.W.0015.061128T0600Z-061129T0600Z/ /O.CON.KMSO.SN.Y.0034.000000T0000Z-061128T0600Z/ BUTTE/BLACKFOOT REGION- 825 PM MST MON NOV 27 2006 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 11 PM MST TUESDAY... ...SNOW ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... A WINTER STORM WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 11 PM MST TUESDAY. A SNOW ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING. ADDITIONAL SNOW SNOW ACCUMULATIONS OF 2 TO 4 INCHES ARE EXPECTED BY LATE THIS EVENING ACROSS THE FOOTHILLS AND MOUNTAINS OF THE BUTTE...BLACKFOOT REGION. UP TO 2 ADDITIONAL INCHES ARE EXPECTED IN BUTTE AND ANACONDA. NORTH TO EAST WINDS WILL INCREASE LATER TONIGHT...PARTICULARLY ALONG THE HIGHWAY 12 CORRIDOR FROM MACDONALD PASS TO GARRISON...AND THE INTERSTATE 90 CORRIDOR FROM GARRISON TO DRUMMOND...AS COLD ARCTIC AIR MOVES INTO THE AREA. TEMPERATURES WILL DROP DRAMATICALLY AND WINDS WILL INCREASE TO 15 TO 25 MPH. THE COMBINATION OF COLD TEMPERATURES AND GUSTY WINDS WILL CREATE WIND CHILLS OF -20 TO -30 DEGREES ALONG WITH SIGNIFICANT BLOWING AND DRIFTING SNOW IN THE EAST-WEST CORRIDORS. A WINTER STORM WARNING MEANS THAT EXCESSIVELY COLD WIND CHILLS AND SIGNIFICANT BLOWING AND DRIFTING SNOW IS EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS. $$ MTZ002-043-281200- /O.CON.KMSO.WS.W.0014.000000T0000Z-061129T0600Z/ WEST GLACIER REGION-POTOMAC/SEELEY LAKE REGION- 825 PM MST MON NOV 27 2006 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST TUESDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST TUESDAY. WINDY CONDITIONS WILL CONTINUE INTO TUESDAY EVENING PRODUCING SIGNIFICANT BLOWING AND DRIFTING OF THE SNOW THAT HAS FALLEN OVER THE PAST COUPLE DAYS. THIS WILL MAINLY IMPACT EAST-WEST CORRIDORS SUCH AS HIGHWAY 2 IN THE WEST GLACIER REGION AND HIGHWAY 200 ALONG THE BLACKFOOT RIVER. DANGEROUS WIND CHILLS WILL ALSO DEVELOP IN THESE AREAS WITH VALUES AS LOW AS -30 TO -40 DEGREES. A WINTER STORM WARNING MEANS THAT EXCESSIVELY COLD WIND CHILLS AND SIGNIFICANT BLOWING AND DRIFTING SNOW IS EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS IN THE EAST-WEST CORRIDORS. $$ MTZ005-281200- /O.CON.KMSO.WC.Y.0003.061128T0600Z-061129T0600Z/ MISSOULA/BITTERROOT VALLEYS- 825 PM MST MON NOV 27 2006 ...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 11 PM MST TUESDAY... A WIND CHILL ADVISORY REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 11 PM MST TUESDAY. AN ARCTIC AIR MASS WILL SETTLE INTO THE MISSOULA AND BITTERROOT VALLEYS LATE TONIGHT...LOWERING TEMPERATURES DRAMATICALLY. WINDS WILL INCREASE TO 15 TO 25 MPH WITH GUSTS TO NEAR 40 MPH NEAR THE MOUTH OF HELLGATE AND RATTLESNAKE CANYONS. AS A RESULT...WIND CHILLS OF -10 TO -20 DEGREES ARE EXPECTED ACROSS THE AREA WITH WIND CHILLS AS LOW AS -30 DEGREES EXPECTED AT THE MOUTH OF HELLGATE AND RATTLESNAKE CANYONS. $$
000 WWUS45 KMSO 280534 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 1034 PM MST MON NOV 27 2006 MTZ007-281345- /O.EXP.KMSO.SN.Y.0034.000000T0000Z-061128T0600Z/ /O.CON.KMSO.WS.W.0015.061128T0600Z-061129T0600Z/ BUTTE/BLACKFOOT REGION- 1034 PM MST MON NOV 27 2006 ...SNOW ADVISORY WILL EXPIRE AT 11 PM MST THIS EVENING... ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST TUESDAY... THE SNOW ADVISORY WILL EXPIRE AT 11 PM MST THIS EVENING. A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST TUESDAY. |NORTH TO EAST WINDS WILL INCREASE LATER TONIGHT...PARTICULARLY ALONG THE HIGHWAY 12 CORRIDOR FROM MACDONALD PASS TO GARRISON... AND THE INTERSTATE 90 CORRIDOR FROM GARRISON TO DRUMMOND...AS COLD ARCTIC AIR MOVES INTO THE AREA. TEMPERATURES WILL DROP DRAMATICALLY AND WINDS WILL INCREASE TO 15 TO 25 MPH. THE COMBINATION OF COLD TEMPERATURES AND GUSTY WINDS WILL CREATE WIND CHILLS OF -20 TO -30 DEGREES ALONG WITH SIGNIFICANT BLOWING AND DRIFTING SNOW IN THE EAST-WEST CORRIDORS. A WINTER STORM WARNING MEANS THAT EXCESSIVELY COLD WIND CHILLS AND SIGNIFICANT BLOWING AND DRIFTING SNOW IS EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ MTZ002-043-281345- /O.CON.KMSO.WS.W.0014.000000T0000Z-061129T0600Z/ WEST GLACIER REGION-POTOMAC/SEELEY LAKE REGION- 1034 PM MST MON NOV 27 2006 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST TUESDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST TUESDAY. WINDY CONDITIONS WILL CONTINUE INTO TUESDAY EVENING PRODUCING SIGNIFICANT BLOWING AND DRIFTING OF THE SNOW THAT HAS FALLEN OVER THE PAST COUPLE DAYS. THIS WILL MAINLY IMPACT EAST-WEST CORRIDORS SUCH AS HIGHWAY 2 IN THE WEST GLACIER REGION AND HIGHWAY 200 ALONG THE BLACKFOOT RIVER. DANGEROUS WIND CHILLS WILL ALSO DEVELOP IN THESE AREAS WITH VALUES AS LOW AS -30 TO -40 DEGREES. A WINTER STORM WARNING MEANS THAT EXCESSIVELY COLD WIND CHILLS AND SIGNIFICANT BLOWING AND DRIFTING SNOW IS EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS IN THE EAST-WEST CORRIDORS. $$ MTZ003-281345- /O.CON.KMSO.WC.W.0003.000000T0000Z-061128T2000Z/ FLATHEAD/MISSION VALLEYS- 1034 PM MST MON NOV 27 2006 ...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 1 PM MST TUESDAY... A WIND CHILL WARNING REMAINS IN EFFECT UNTIL 1 PM MST TUESDAY. DANGEROUS WIND CHILL TEMPERATURES OF -15 TO -30 DEGREES WILL DEVELOP LATER TONIGHT IN THE KALISPELL...WHITEFISH...AND COLUMBIA FALLS AREAS AS COLD AIR CONTINUES TO SPILL OVER THE CONTINENTAL DIVIDE. THE WINDS SHOULD DIMINISH TUESDAY AFTERNOON...BUT THE COLD AIR WILL REMAIN IN PLACE. SOME LOCAL BLOWING AND DRIFTING OF SNOW MAY OCCUR...PARTICULARLY AROUND THE COLUMBIA FALLS AND THE MOUTH OF BAD ROCK CANYON...BUT IT IS NOT EXPECTED TO BE A WIDESPREAD PROBLEM. WIND CHILL VALUES THIS LOW MAY RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. $$ MTZ006-281345- /O.CON.KMSO.WC.Y.0003.061128T0600Z-061129T0600Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 1034 PM MST MON NOV 27 2006 ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST TUESDAY... A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST TUESDAY. AN ARCTIC AIR MASS WILL SETTLE OVER THE BITTERROOT AND SAPPHIRE MOUNTAINS OVERNIGHT....DRAMATICALLY LOWERING TEMPERATURES. WINDS WILL INCREASE TO 15 TO 25 MPH PARTICULARLY IN THE NORTHERN SAPPHIRE MOUNTAINS. AS A RESULT...WIND CHILLS OF -10 TO - 20 DEGREES ARE EXPECTED ACROSS THE AREA. A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. $$ MTZ005-281345- /O.CON.KMSO.WC.Y.0003.061128T0600Z-061129T0600Z/ MISSOULA/BITTERROOT VALLEYS- 1034 PM MST MON NOV 27 2006 ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST TUESDAY... A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST TUESDAY. AN ARCTIC AIR MASS WILL SETTLE INTO THE MISSOULA AND BITTERROOT VALLEYS LATE TONIGHT...LOWERING TEMPERATURES DRAMATICALLY. WINDS WILL INCREASE TO 15 TO 25 MPH WITH GUSTS TO NEAR 40 MPH NEAR THE MOUTH OF HELLGATE AND RATTLESNAKE CANYONS. AS A RESULT...WIND CHILLS OF -10 TO -20 DEGREES ARE EXPECTED ACROSS THE AREA WITH WIND CHILLS AS LOW AS -30 DEGREES EXPECTED AT THE MOUTH OF HELLGATE AND RATTLESNAKE CANYONS. $$
000 WWUS45 KMSO 281148 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 448 AM MST TUE NOV 28 2006 MTZ002-043-282000- /O.CAN.KMSO.WS.W.0014.000000T0000Z-061129T0600Z/ /O.NEW.KMSO.WW.Y.0005.061128T1148Z-061128T2100Z/ WEST GLACIER REGION-POTOMAC/SEELEY LAKE REGION- 448 AM MST TUE NOV 28 2006 ...WINTER STORM WARNING IS CANCELLED... ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 2 PM MST THIS AFTERNOON... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER WEATHER ADVISORY...WHICH IS IN EFFECT UNTIL 2 PM MST THIS AFTERNOON. THE WINTER STORM WARNING HAS BEEN CANCELED. BREEZY CONDITIONS WILL CONTINUE INTO THIS AFTERNOON PRODUCING AREAS OF BLOWING AND DRIFTING SNOW THAT HAS FALLEN OVER THE PAST COUPLE DAYS. THIS WILL MAINLY IMPACT EAST-WEST CORRIDORS SUCH AS HIGHWAY 2 IN THE WEST GLACIER REGION AND HIGHWAY 200 ALONG THE BLACKFOOT RIVER. VERY COLD WIND CHILLS WILL CONTINUE IN THESE AREAS WITH VALUES AS LOW AS -10 TO -20. A WINTER WEATHER ADVISORY MEANS THAT COLD WIND CHILLS AND AREAS OF BLOWING AND DRIFTING SNOW IS EXPECTED. THIS WILL MAKE TRAVEL DIFFICULT IN THE EAST-WEST CORRIDORS. $$ MTZ007-282000- /O.CAN.KMSO.WS.W.0015.000000T0000Z-061129T0600Z/ /O.NEW.KMSO.WW.Y.0005.061128T1148Z-061129T0000Z/ BUTTE/BLACKFOOT REGION- 448 AM MST TUE NOV 28 2006 ...WINTER STORM WARNING IS CANCELLED... ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 PM MST THIS AFTERNOON... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER WEATHER ADVISORY...WHICH IS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON. THE WINTER STORM WARNING HAS BEEN CANCELED. BREEZY NORTH TO EAST WINDS WILL CONTINUE THIS MORNING...PARTICULARLY ALONG THE HIGHWAY 12 CORRIDOR FROM MACDONALD PASS TO GARRISON... AND THE INTERSTATE 90 CORRIDOR FROM GARRISON TO DRUMMOND...AS COLD ARCTIC AIR CONTINUE TO MOVE INTO THE AREA. WINDS OF 15 TO 25 MPH WILL RESULT IN AREAS OF BLOWING AND DRIFTING OF THE NEWLY FALLEN SNOW FROM YESTERDAY...MAINLY IN EAST WEST ORIENTED CORRIDORS. THE COMBINATION OF COLD TEMPERATURES AND BREEZY WINDS WILL CREATE WIND CHILLS OF -10 TO -20 DEGREES. A WINTER WEATHER ADVISORY MEANS THAT COLD WIND CHILLS AND AREAS OF BLOWING AND DRIFTING SNOW IS EXPECTED. THIS WILL MAKE TRAVEL DIFFICULT IN THE EAST-WEST CORRIDORS. $$ MTZ003-282000- /O.CAN.KMSO.WC.W.0003.000000T0000Z-061128T2000Z/ /O.EXB.KMSO.WC.Y.0003.061128T1200Z-061128T2100Z/ FLATHEAD/MISSION VALLEYS- 448 AM MST TUE NOV 28 2006 ...WIND CHILL WARNING IS CANCELLED... ...WIND CHILL ADVISORY IN EFFECT UNTIL 2 PM MST THIS AFTERNOON... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND CHILL ADVISORY...WHICH IS IN EFFECT UNTIL 2 PM MST THIS AFTERNOON. THE WIND CHILL WARNING HAS BEEN CANCELED. VERY COLD WIND CHILL TEMPERATURES OF -10 TO -20 DEGREES WILL CONTINUE IN THE KALISPELL...WHITEFISH...AND COLUMBIA FALLS AREAS AS ARCTIC AIR CONTINUES TO SPILL OVER THE CONTINENTAL DIVIDE. THE WINDS WILL DIMINISH BY EARLY AFTERNOON...BUT THE COLD AIR WILL REMAIN IN PLACE. SOME LOCAL BLOWING AND DRIFTING OF SNOW MAY OCCUR...PARTICULARLY AROUND THE COLUMBIA FALLS AND THE MOUTH OF BAD ROCK CANYON...BUT IT IS NOT EXPECTED TO BE A WIDESPREAD PROBLEM. 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. $$ IDZ007-008-282000- /O.NEW.KMSO.SN.Y.0035.061128T1148Z-061129T0000Z/ OROFINO/GRANGEVILLE REGION-LOWER HELLS CANYON/SALMON RIVER REGION- 348 AM PST TUE NOV 28 2006 ...SNOW ADVISORY IN EFFECT UNTIL 4 PM PST THIS AFTERNOON... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A SNOW ADVISORY...WHICH IS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON. TOTAL SNOW ACCUMULATIONS OF 2 TO 4 INCHES WITH LOCAL AMOUNTS UP TO 6 INCHES ON UPSLOPE FAVORED FOOTHILLS CAN BE EXPECTED BY THIS AFTERNOON. NORTHWEST SURFACE AND MID LEVEL FLOW COMBINED WITH AN UNSTABLE ATMOSPHERE WILL GENERATE WIDESPREAD SHOWERS TODAY. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. $$ MTZ006-282000- /O.EXT.KMSO.WC.Y.0003.061128T1200Z-061129T0000Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 448 AM MST TUE NOV 28 2006 ...WIND CHILL ADVISORY NOW IN EFFECT UNTIL 5 PM MST THIS AFTERNOON... THE WIND CHILL ADVISORY IS NOW IN EFFECT UNTIL 5 PM MST THIS AFTERNOON. AN ARCTIC AIR MASS WILL SPILL INTO THE BITTERROOT AND SAPPHIRE MOUNTAINS LATE THIS MORNING AND AFTERNOON. WINDS WILL INCREASE TO 15 TO 25 MPH PARTICULARLY IN THE NORTHERN SAPPHIRE MOUNTAINS WITH THE INITIAL PUSH OF ARCTIC AIR. AS A RESULT...WIND CHILLS OF -10 TO -20 DEGREES ARE EXPECTED ACROSS THE AREA. $$ MTZ005-282000- /O.EXT.KMSO.WC.Y.0003.061128T1200Z-061129T0000Z/ MISSOULA/BITTERROOT VALLEYS- 448 AM MST TUE NOV 28 2006 ...WIND CHILL ADVISORY NOW IN EFFECT UNTIL 5 PM MST THIS AFTERNOON... THE WIND CHILL ADVISORY IS NOW IN EFFECT UNTIL 5 PM MST THIS AFTERNOON. AN ARCTIC AIR MASS WILL SPILL INTO THE MISSOULA AND BITTERROOT VALLEYS LATE THIS MORNING AND AFTERNOON...LOWERING TEMPERATURES DRAMATICALLY. WINDS WILL INCREASE TO 15 TO 25 MPH WITH GUSTS TO NEAR 30 MPH NEAR THE MOUTH OF HELLGATE AND RATTLESNAKE CANYONS. AS A RESULT...WIND CHILLS OF -10 TO -20 DEGREES ARE EXPECTED ACROSS THE AREA WITH WIND CHILLS AS LOW AS -30 DEGREES EXPECTED AT THE MOUTH OF HELLGATE AND RATTLESNAKE CANYONS. $$
000 WWUS45 KMSO 281720 WSWMSO URGENT - WINTER WEATHER MESSAGE...CORRECTION NATIONAL WEATHER SERVICE MISSOULA MT 1017 AM MST TUE NOV 28 2006 MTZ043-281830- /O.CAN.KMSO.WW.Y.0005.000000T0000Z-061128T2100Z/ POTOMAC/SEELEY LAKE REGION- 1017 AM MST TUE NOV 28 2006 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE WINTER WEATHER ADVISORY. WINDS ACROSS THE AREA HAVE DECREASED. THEREFORE WIDESPREAD WIND CHILLS OF -10 TO -20 DEGREES ARE NO LONGER EXPECTED. HOWEVER...AREAS OF BLOWING AND DRIFTING SNOW ARE POSSIBLE IN SOME EAST TO WEST ORIENTED CORRIDORS LIKE HIGHWAY 200 HEADING EAST TO OVANDO. $$ MTZ005-006-281830- /O.CAN.KMSO.WC.Y.0003.000000T0000Z-061129T0000Z/ MISSOULA/BITTERROOT VALLEYS-BITTERROOT/SAPPHIRE MOUNTAINS- 1017 AM MST TUE NOV 28 2006 ...WIND CHILL ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE WIND CHILL ADVISORY. WIDESPREAD WIND CHILLS OF 10 BELOW TO 20 BELOW ZERO ACROSS THE MISSOULA AND BITTERROOT VALLEYS ARE NO LONGER EXPECTED. HOWEVER...OCCASIONALLY GUSTY WINDS TO 25 MPH AT THE MOUTHS OF HELLGATE AND RATTLESNAKE CANYONS WILL OCCASIONALLY PRODUCE WIND CHILLS OF 10 BELOW ZERO THROUGH THIS EVENING. $$ IDZ007-008-282100- /O.CON.KMSO.SN.Y.0035.000000T0000Z-061129T0000Z/ OROFINO/GRANGEVILLE REGION-LOWER HELLS CANYON/SALMON RIVER REGION- 917 AM PST TUE NOV 28 2006 ...SNOW ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON... A SNOW ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON. TOTAL SNOW ACCUMULATIONS OF 2 TO 4 INCHES WITH LOCAL AMOUNTS UP TO 6 INCHES ARE EXPECTED BY THIS AFTERNOON AS NORTHWEST WINDS COMBINED WITH AN UNSTABLE ATMOSPHERE GENERATE WIDESPREAD SHOWERS. AREAS MOST IMPACTED BY THIS ADVISORY ARE NORTH FACING SLOPES OF THE FOOTHILLS TO THE CLEARWATER MOUNTAINS...INCLUDING GRANGEVILLE AND THE WHITEBIRD GRADE. 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. $$ MTZ002-282100- /O.CON.KMSO.WW.Y.0005.000000T0000Z-061128T2100Z/ WEST GLACIER REGION- 1017 AM MST TUE NOV 28 2006 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 PM MST THIS AFTERNOON... VERY COLD WIND CHILLS OF -10 TO -20 DEGREES WILL CONTINUE ACROSS THE AREA UNTIL 2 PM THIS AFTERNOON AS BREEZY CONDITIONS CONTINUE. AREAS OF BLOWING AND DRIFTING SNOW WILL IMPACT TRAVEL...ESPECIALLY IN THE EAST TO WEST ORIENTED CORRIDORS...LIKE US HIGHWAY 2 BETWEEN HUNGRY HORSE AND MARIAS PASS. A WINTER WEATHER ADVISORY MEANS THAT COLD WIND CHILLS AND AREAS OF BLOWING AND DRIFTING SNOW IS EXPECTED. THIS WILL MAKE TRAVEL DIFFICULT IN THE EAST-WEST CORRIDORS. $$ MTZ007-282100- /O.CON.KMSO.WW.Y.0005.000000T0000Z-061129T0000Z/ BUTTE/BLACKFOOT REGION- 1017 AM MST TUE NOV 28 2006 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON. BREEZY EAST WINDS WILL CONTINUE INTO EARLY AFTERNOON... PARTICULARLY ALONG THE HIGHWAY 12 CORRIDOR FROM MACDONALD PASS TO GARRISON...AND THE INTERSTATE 90 CORRIDOR FROM GARRISON TO DRUMMOND...AS COLD ARCTIC AIR CONTINUES TO MOVE INTO THE AREA. THE COMBINATION OF COLD TEMPERATURES AND BREEZY WINDS WILL CREATE WIND CHILLS OF -10 TO -20 DEGREES. ALSO...THE 15 TO 25 MPH WINDS WILL RESULT IN AREAS OF BLOWING AND DRIFTING OF THE NEWLY FALLEN SNOW FROM YESTERDAY...MAINLY IN EAST WEST ORIENTED CORRIDORS. A WINTER WEATHER ADVISORY MEANS THAT COLD WIND CHILLS AND AREAS OF BLOWING AND DRIFTING SNOW IS EXPECTED. THIS WILL MAKE TRAVEL DIFFICULT IN THE EAST-WEST CORRIDORS. $$ MTZ003-282100- /O.CON.KMSO.WC.Y.0003.000000T0000Z-061128T2100Z/ FLATHEAD/MISSION VALLEYS- 1017 AM MST TUE NOV 28 2006 ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 2 PM MST THIS AFTERNOON... A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 2 PM MST THIS AFTERNOON. VERY COLD WIND CHILL TEMPERATURES OF -10 TO -20 DEGREES WILL CONTINUE IN THE KALISPELL...WHITEFISH...AND COLUMBIA FALLS AREAS AS ARCTIC AIR CONTINUES TO SPILL OVER THE CONTINENTAL DIVIDE. THE WINDS WILL DIMINISH BY EARLY AFTERNOON...BUT THE COLD AIR WILL REMAIN IN PLACE. SOME LOCAL BLOWING AND DRIFTING OF SNOW MAY OCCUR...PARTICULARLY AROUND THE COLUMBIA FALLS AND THE MOUTH OF BAD ROCK CANYON...BUT IT IS NOT EXPECTED TO BE A WIDESPREAD PROBLEM. A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. $$
000 WWUS45 KMSO 282103 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 203 PM MST TUE NOV 28 2006 MTZ007-282215- /O.CAN.KMSO.WW.Y.0005.000000T0000Z-061129T0000Z/ BUTTE/BLACKFOOT REGION- 203 PM MST TUE NOV 28 2006 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE WINTER WEATHER ADVISORY. WINDS ACROSS THE AREA HAVE DECREASED. THEREFORE WIDESPREAD WIND CHILLS OF -10 TO -20 DEGREES ARE NO LONGER EXPECTED. HOWEVER...LOCAL DRIFTING SNOW WILL BE POSSIBLE ALONG INTERSTATE 90 BETWEEN BUTTE AND HOMESTAKE PASS AND ALONG US HIGHWAY 12 HEADING EAST TO MCDONALD PASS THROUGH THIS EVENING. $$ MTZ002-282215- /O.CAN.KMSO.WW.Y.0005.000000T0000Z-061128T2100Z/ WEST GLACIER REGION- 203 PM MST TUE NOV 28 2006 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE WINTER WEATHER ADVISORY. WINDS ACROSS THE AREA HAVE DECREASED. THEREFORE WIDESPREAD WIND CHILLS OF -10 TO -20 DEGREES ARE NO LONGER EXPECTED. HOWEVER...LOCAL DRIFTING SNOW WILL REMAIN POSSIBLE THROUGH THIS EVENING ALONG US HIGHWAY 2 FROM HUNGRY HORSE TO MARIAS PASS AND ALONG SR 486 NORTH TO POLEBRIDGE THROUGH THIS EVENING. $$ MTZ003-282215- /O.CAN.KMSO.WC.Y.0003.000000T0000Z-061128T2100Z/ FLATHEAD/MISSION VALLEYS- 203 PM MST TUE NOV 28 2006 ...WIND CHILL ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE WIND CHILL ADVISORY. WINDS ACROSS THE AREA HAVE DECREASED. THEREFORE WIDESPREAD WIND CHILLS OF -10 TO -20 DEGREES ARE NO LONGER EXPECTED. $$ IDZ007-008-290000- /O.CON.KMSO.SN.Y.0035.000000T0000Z-061129T0000Z/ OROFINO/GRANGEVILLE REGION-LOWER HELLS CANYON/SALMON RIVER REGION- 103 PM PST TUE NOV 28 2006 ...SNOW ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON... NORTHWEST WINDS COMBINED WITH AN UNSTABLE ATMOSPHERE WILL GENERATE WIDESPREAD SNOW SHOWERS PRODUCING AN ADDITIONAL 1 TO 2 INCHES OF SNOW. THIS WILL BRING TOTAL SNOW ACCUMULATIONS UP TO 3 TO 6 INCHES WITH LOCAL AMOUNTS UP TO 8 INCHES BY 4 PM THIS AFTERNOON. AREAS MOST IMPACTED BY THIS ADVISORY ARE NORTH FACING SLOPES OF THE FOOTHILLS TO THE CLEARWATER MOUNTAINS...INCLUDING GRANGEVILLE AND THE WHITEBIRD GRADE. $$ IDZ005-006-MTZ004-290000- /O.NEW.KMSO.WS.A.0028.061130T1200Z-061201T0600Z/ NORTHERN CLEARWATER MOUNTAINS-SOUTHERN CLEARWATER MOUNTAINS- LOWER CLARK FORK REGION- 203 PM MST TUE NOV 28 2006 /103 PM PST TUE NOV 28 2006/ ...WINTER STORM WATCH IN EFFECT FROM LATE WEDNESDAY NIGHT THROUGH THURSDAY EVENING... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WATCH...WHICH IS IN EFFECT FROM LATE WEDNESDAY NIGHT THROUGH THURSDAY EVENING. A WELL DEVELOPED WINTER WEATHER SYSTEM WILL MOVE SOUTHEAST ACROSS THE AREA EARLY THURSDAY MORNING THROUGH LATE THURSDAY EVENING. SNOW ACCUMULATIONS OF 6 TO 10 INCHES WITH LOCAL AMOUNTS UP TO 12 INCHES ARE EXPECTED AS THE WEATHER SYSTEM PASSES. BOTH LOLO AND LOOKOUT PASSES HAVE THE POTENTIAL TO BE SIGNIFICANTLY IMPACTED BY THIS SYSTEM. A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. $$
What forecasters said that day
The local office's own words before this wind chill advisory 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 advisory went out at Nov 27, 7:46 AM MST, 3 hours 16 minutes earlier.
Area forecast discussion, Nov 27, 7:46 AM MST, 3 hours 16 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MISSOULA MT
746 AM MST MON NOV 27 2006
.DISCUSSION...JUST ISSUED A ZONE UPDATE TO INCREASE THE WINDS
ACROSS THE BITTERROOT AND MISSOULA VALLEYS BEGINNING LATE THIS
MORNING...LASTING THROUGH THE AFTERNOON. LATEST SURFACE
OBSERVATION MAP SHOWS THE BOUNDARY OF THE ARCTIC AIRMASS IS JUST
NORTH OF EVARO HILL...NEAR MISSOULA. AS THE BOUNDARY MOVES
THROUGH...WINDS ARE EXPECTED TO INCREASE DRAMATICALLY OVER THE
NEXT COUPLE OF HOURS. TEMPERATURES WILL FALL THROUGH THE DAY AS
THE ARCTIC BECOMES ENTRENCHED OVER THE AREA. ELSEWHERE...THE
FORECAST APPEARS TO BE ON TRACK. RIGHT NOW I ANTICIPATE ISSIUNG
ANOTHER UPDATE LATE THIS MORNING TO EXPIRE SOME OF THE HIGHLIGHTS.
&&
AVIATION...WIDESPREAD SNOW WILL TRANSITION TO SNOW SHOWER THIS
AFTERNOON AND BEGIN DECREASING FROM NORTHWEST TO SOUTHEAST. KGPI
STILL HAS NEAR WHITE OUT CONDITIONS FROM SNOW AND BLOWING SNOW SO
THE AIRPORT WEATHER WARNING WILL CONTINUE THROUGH THE MORNING.
REMAINDER OF TERMINALS WILL SEE LOWERED CEILINGS WITH MOUNTAINS
AND PASSES OBSCURED FROM SNOW SHOWER AND LOCAL WINDS. PLEASE SEE
APPROPRIATE TAFS AND TWEBS FOR DETAILS.
&&
.PREV DISCUSSION... /ISSUED 503 AM MST MON NOV 27 2006/
DISCUSSION...ARCTIC AIRMASS HAS SPILLED WEST OF THE DIVIDE AND
HAS ENCOMPASSED FLATHEAD VALLEY AND CONTINUE TO SPREAD WEST THIS
MORNING. THERE IS A DEFINITE LINE OF TEMPERATURES NORTH TO SOUTH
WITH READINGS HOVERING IN THE MID 20S TO LOWER 30S SOUTH OF
FLATHEAD LAKE AND IN THE SINGLE DIGITS ABOVE AND BELOW ZERO FROM
KALISPELL EAST TO THE CREST OF THE DIVIDE. THIS LOCATION ALSO HAS
THE STRONGEST WINDS AT THIS TIME...CREATING VERY HAZARDOUS TRAVEL
CONDITIONS. A SURFACE LOW AND ASSOCIATED OCCLUDED FRONT WILL PASS
OVER WEST CENTRAL MONTANA THIS MORNING AND SOUTHEAST TO EAST OF
THE DIVIDE BY THIS AFTERNOON. AS THIS HAPPENS...SOME OF THE
MODIFIED ARCTIC AIR WILL BE PULLED SOUTHEAST INTO NORTH CENTRAL
IDAHO AND WEST CENTRAL MONTANA. MANY LOCATIONS HAVE SEEN OR WILL
SEE THEIR HIGH TEMPERATURES THIS MORNING THEN TEMPERATURES WILL
FALL THROUGH THE DAY. WINDS WILL BE STRONGEST THIS MORNING AS THIS
AIR SEEPS SOUTH AND EAST...THEN SUBSIDE ONCE THE COLD AIR BEGINS
TO SETTLE INTO THE REGION.
SNOW HAS BEEN DECREASING IN COVERAGE AND INTENSITY OVER EXTREME
NORTHWEST MONTANA THE PAST FEW HOURS SO WILL EXPIRE THE WINTER
STORM WARNING AT 5 AM. THE REMAINDER OF THE WINTER STORM AND SNOW
AND BLOWING SNOW ADVISORIES LOOK IN GOOD SHAPE. SNOW LOOKS TO
DECREASE FROM NORTH TO SOUTH THIS AFTERNOON AND EVENING. THE ONLY
ZONE IN OUR ENTIRE FORECAST AREA WITH OUT A HIGHLIGHT THIS MORNING
IS THE MISSOULA AND BITTERROOT VALLEY...BUT THAT DOES NOT MEAN
THEY WILL NOT SEE ANY SNOW. A BAND OF SNOW WILL DEVELOP ALONG AND
JUST BEHIND THE COLD FRONT DURING THE MORNING HOURS. HOWEVER
ACCUMULATIONS ARE EXPECTED TO BE IN THE 1 TO 3 INCH RANGE...BUT A
LOCAL AMOUNT UP TO 5 INCHES IS POSSIBLE UNDER ANY STRONGER SNOW
BANDS THAT DEVELOP OVER FAVORED LOCATIONS...LIKE THE SOUTH HILLS
OF MISSOULA. THE SNOW WILL DECREASE TO SHOWERS THIS AFTERNOON AND
A MID LEVEL WEST FLOW MOVES OVER THE REGION AND PROVIDES DOWN
SLOPE CONDITIONS TO MANY NORTH TO SOUTH ORIENTED VALLEYS.
TONIGHT THROUGH THURSDAY...THE UPPER LEVEL TROUGH WILL MOVE
TO THE EAST TONIGHT AND TUESDAY. A DRYING TREND WILL MOVE FROM
THE NORTHWEST TO SOUTHEAST DURING THIS PERIOD. AS THE LOW PRESSURE
SYSTEM MOVES OUT THE UPPER LEVEL FLOW WILL BECOME NORTHERLY.
THIS FLOW WILL ALLOW FOR MORE ARCTIC AIR TO BE PUSHED INTO WESTERN
MONTANA. AS SKIES CLEAR ACROSS ESPECIALLY NORTHWEST
MONTANA...EXPECT TO SEE THE COLDEST OVER NIGHT LOWS OF THE SEASON.
HIGH PRESSURE WILL BUILD OVER THE REGION ON WEDNESDAY THROUGH
THURSDAY. A STABLE ATMOSPHERE WITH COLD AIR TRAPPED IN THE VALLEYS
COULD PRODUCE FOGGY CONDITIONS ACROSS WESTERN MONTANA AND NORTH
CENTRAL IDAHO DURING THE MORNING HOURS ON WEDNESDAY AND THURSDAY. BY
THURSDAY A SLOW WARMING TREND WILL START AHEAD OF AN INCOMING
WEATHER SYSTEM.
THURSDAY NIGHT THROUGH SUNDAY...EARLY ON IN THE PERIOD THERE IS
GROWING CONFIDENCE IN AN UPPER TROUGH SWINGING THROUGH THE NORTHERN
ROCKIES IN A NORTHWEST FLOW ALOFT. THIS SYSTEM SHOULD HAVE ENOUGH
INSTABILITY ASSOCIATED WITH IT TO SCOUR OUT MUCH OF THE ARCTIC AIR
TRAPPED IN THE VALLEYS OF WESTERN MONTANA. THUS TRENDED
TEMPERATURES UP THROUGH THE PERIOD. BEHIND THE TROUGH FOR THE
WEEKEND CONFIDENCE IS NOT TERRIBLY HIGH BUT RIGHT NOW IT LOOKS AS
IF HIGH PRESSURE WILL REBOUND FOR A RETURN TO AN INVERSION TYPE
SCENARIO...HOWEVER INITIALLY IT WILL NOT BE QUITE AS COLD AS
EARLIER IN THE WEEK.
&&
.MSO WATCHES/WARNINGS/ADVISORIES...
MT...SNOW ADVISORY FROM 11 AM THIS MORNING TO 11 PM MST THIS EVENING
FOR BUTTE/BLACKFOOT REGION.
WINTER STORM WARNING UNTIL 5 PM MST THIS AFTERNOON FOR
BITTERROOT/SAPPHIRE MOUNTAINS-POTOMAC/SEELEY LAKE REGION-
WEST GLACIER REGION.
WINTER STORM WARNING UNTIL 11 AM MST THIS MORNING FOR LOWER
CLARK FORK REGION.
SNOW AND BLOWING SNOW ADVISORY UNTIL 11 AM MST THIS MORNING FOR
FLATHEAD/MISSION VALLEYS.
ID...SNOW ADVISORY UNTIL 5 PM MST THIS AFTERNOON FOR EASTERN LEMHI
COUNTY-WESTERN LEMHI COUNTY.
WINTER STORM WARNING UNTIL 4 PM PST THIS AFTERNOON FOR SOUTHERN
CLEARWATER MOUNTAINS.
WINTER STORM WARNING UNTIL 10 AM PST THIS MORNING FOR NORTHERN
CLEARWATER MOUNTAINS.
SNOW ADVISORY UNTIL 10 AM PST THIS MORNING FOR LOWER HELLS
CANYON/SALMON RIVER REGION-OROFINO/GRANGEVILLE REGION.
&&
SHORT TERM...HENRY
DISCUSSION....MEAD
AVIATION...MEADHazardous weather outlook, Nov 27, 10:20 AM MST, 42 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MISSOULA MT 1020 AM MST MON NOV 27 2006 IDZ005>010-MTZ002>004-006-007-043-281200- NORTHERN CLEARWATER MOUNTAINS-SOUTHERN CLEARWATER MOUNTAINS- OROFINO/GRANGEVILLE REGION-LOWER HELLS CANYON/SALMON RIVER REGION- WESTERN LEMHI COUNTY-EASTERN LEMHI COUNTY-WEST GLACIER REGION- FLATHEAD/MISSION VALLEYS-LOWER CLARK FORK REGION- BITTERROOT/SAPPHIRE MOUNTAINS-BUTTE/BLACKFOOT REGION- POTOMAC/SEELEY LAKE REGION- 1020 AM MST MON NOV 27 2006 /920 AM PST MON NOV 27 2006/ THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL IDAHO...NORTHWEST MONTANA AND WEST CENTRAL MONTANA. .DAY ONE...TODAY AND TONIGHT PLEASE SEE THE FOLLOWING PRODUCT FOR MORE INFORMATION ABOUT SHORT TERM HAZARDOUS CONDITIONS. GTFWSWMSO /WWUS45 KMSO/ .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY ANOTHER WEATHER SYSTEM WILL MOVE ACROSS THE REGION LATE THURSDAY INTO FRIDAY PRODUCING AREAS OF SNOW. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. MTZ001-005-281200- KOOTENAI/CABINET REGION-MISSOULA/BITTERROOT VALLEYS- 1020 AM MST MON NOV 27 2006 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHWEST MONTANA AND WEST CENTRAL MONTANA. .DAY ONE...TODAY AND TONIGHT PLEASE SEE THE FOLLOWING PRODUCTS FOR MORE INFORMATION ABOUT SHORT TERM HAZARDOUS CONDITIONS. GTFWSWMSO /WWUS45 KMSO/ .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY ANOTHER WEATHER SYSTEM WILL MOVE ACROSS THE REGION LATE THURSDAY INTO FRIDAY PRODUCING AREAS OF SNOW. .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 |
|---|---|---|---|---|
| Nov 26, 5:48 PM MST | Snow Advisory | MSO | Deer Lodge, Granite, Powell, Silver Bow | 29 hr |
| Nov 27, 11:02 AM MST | Winter Storm Warning | MSO | Deer Lodge, Granite, Powell, Silver Bow | 18 hr |
Nearby
Wind Chill Advisories in Montana, 2006Every wind chill advisory 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.