Alert archive / Montana / Wind Chill Advisories in 2011
Wind Chill Advisory 2, NWS Missoula, MT
NWS Missoula, MT issued this wind chill advisory at Feb 7, 2011, 11:02 PM MST for 8 counties in Montana. It was in force for 10 hr.
The area
The counties it named.
The facts
- Issued
- Feb 7, 2011, 11:02 PM MST (06:02 UTC)
- Expired
- Feb 8, 2011, 8:59 AM MST
- In force
- 10 hr
- Issued by
- NWS Missoula, MT
Counties Deer Lodge County, MT, Flathead County, MT, Granite County, MT, Lake County, MT, Missoula County, MT, Powell County, MT, Sanders County, MT, Silver Bow County, MT
The radar
The Missoula radar (KMSX), 25 km from the middle of the area, began a volume at 06:02 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 00:00Z, 6.0 hours before the alert went out and 221 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
- 962 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 160 m²/s²
- 0-3 km storm-relative helicity
- 170 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
807 WWUS45 KMSO 080602 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 1102 PM MST MON FEB 7 2011 MTZ002-081415- /O.EXP.KMSO.WS.W.0005.000000T0000Z-110208T0600Z/ /O.NEW.KMSO.WC.Y.0002.110208T0602Z-110208T1800Z/ WEST GLACIER REGION- 1102 PM MST MON FEB 7 2011 ...WIND CHILL ADVISORY IN EFFECT UNTIL 11 AM MST TUESDAY... ...WINTER STORM WARNING WILL EXPIRE AT 11 PM MST THIS EVENING... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND CHILL ADVISORY...WHICH IS IN EFFECT UNTIL 11 AM MST TUESDAY. THE WINTER STORM WARNING WILL EXPIRE AT 11 PM MST THIS EVENING. * IMPACTS/TIMING: WIND CHILL VALUES OF -10 TO -20 WILL CONTINUE THROUGH MORNING. * WINDS: NORTHEAST WINDS SUSTAINED AT 15 TO 25 MPH WITH GUSTS TO 35 MPH...MAINLY ALONG THE HIGHWAY 2 TRAVEL CORRIDOR. * LOCATIONS IMPACTED INCLUDE...BAD ROCK CANYON...ESSEX...MARIAS PASS...POLEBRIDGE PRECAUTIONARY/PREPAREDNESS ACTIONS... 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. && $$ MTZ043-081415- /O.EXP.KMSO.WS.W.0005.000000T0000Z-110208T0600Z/ /O.NEW.KMSO.WC.Y.0002.110208T0602Z-110208T1800Z/ POTOMAC/SEELEY LAKE REGION- 1102 PM MST MON FEB 7 2011 ...WIND CHILL ADVISORY IN EFFECT UNTIL 11 AM MST TUESDAY... ...WINTER STORM WARNING WILL EXPIRE AT 11 PM MST THIS EVENING... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND CHILL ADVISORY...WHICH IS IN EFFECT UNTIL 11 AM MST TUESDAY. THE WINTER STORM WARNING WILL EXPIRE AT 11 PM MST THIS EVENING. * IMPACTS/TIMING: WIND CHILL VALUES OF -10 TO -20 WILL CONTINUE THROUGH MORNING. * WINDS: NORTHEAST WINDS SUSTAINED AT 15 TO 25 MPH WITH GUSTS TO 35 MPH...MAINLY ALONG THE HIGHWAY 200 TRAVEL CORRIDOR. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 200 BONNER TO GREENOUGH...I-90 EAST MISSOULA TO BEARMOUTH PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. && $$ MTZ007-081415- /O.EXP.KMSO.WW.Y.0016.000000T0000Z-110208T0600Z/ /O.NEW.KMSO.WC.Y.0002.110208T0602Z-110208T1800Z/ BUTTE/BLACKFOOT REGION- 1102 PM MST MON FEB 7 2011 ...WIND CHILL ADVISORY IN EFFECT UNTIL 11 AM MST TUESDAY... ...WINTER WEATHER ADVISORY WILL EXPIRE AT 11 PM MST THIS EVENING... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND CHILL ADVISORY...WHICH IS IN EFFECT UNTIL 11 AM MST TUESDAY. THE WINTER WEATHER ADVISORY WILL EXPIRE AT 11 PM MST THIS EVENING. * IMPACTS/TIMING: WIND CHILL VALUES OF -10 TO -20 WILL CONTINUE THROUGH MORNING. * WINDS: STRONG WINDS SUSTAINED AT 15 TO 25 MPH WITH GUSTS TO 30 MPH. * LOCATIONS IMPACTED INCLUDE...12 GARRISON TO ELLISTON...HOMESTAKE PASS...MACDONALD PASS PRECAUTIONARY/PREPAREDNESS ACTIONS... 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. && $$ MTZ005-081415- /O.CON.KMSO.WS.W.0005.000000T0000Z-110208T1600Z/ MISSOULA/BITTERROOT VALLEYS- 1102 PM MST MON FEB 7 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM MST TUESDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM MST TUESDAY. * IMPACTS/TIMING: COOLING TEMPERATURES WILL LEAD TO A GRADUAL FREEZING OF MELTED SNOW AND SLUSH WHICH HAS ACCUMULATED THROUGHOUT THE DAY. THIS WILL ULTIMATELY LEAD TO ICY ROAD CONDITION OVERNIGHT AND THROUGH THE MORNING COMMUTE. WIND CHILL VALUES WILL RANGE FROM 0 TO 10 -BY EARLY MORNING. * SNOW ACCUMULATIONS: ADDITIONAL ACCUMULATIONS WILL BE LIGHT THROUGH TONIGHT IN THE MISSOULA AND BITTERROOT VALLEYS. * WINDS: EAST WINDS SUSTAINED AT 15 TO 20 MPH WITH GUSTS TO 30 MPH IN DOWNTOWN MISSOULA NEAR HELLGATE CANYON WILL PERSIST THROUGH THE NIGHT. * LOCATIONS IMPACTED INCLUDE...BITTERROOT VALLEY...MISSOULA PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...OR BLOWING SNOW ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ MTZ003-081415- /O.NEW.KMSO.WC.Y.0002.110208T0602Z-110208T1800Z/ FLATHEAD/MISSION VALLEYS- 1102 PM MST MON FEB 7 2011 ...WIND CHILL ADVISORY IN EFFECT UNTIL 11 AM MST TUESDAY FOR... FLATHEAD VALLEY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND CHILL ADVISORY...WHICH IS IN EFFECT UNTIL 11 AM MST TUESDAY. * IMPACTS/TIMING: WIND CHILL VALUES OF -10 TO -20 WILL CONTINUE THROUGH MORNING. * WINDS: NORTHEAST WINDS SUSTAINED AT 15 TO 25 MPH WITH GUSTS TO 35 MPH...MAINLY ALONG THE HIGHWAY 2 TRAVEL CORRIDOR THROUGH BAD ROCK CANYON AND THE NORTHERN PORTION OF THE FLATHEAD VALLEY. * LOCATIONS IMPACTED INCLUDE...COLUMBIA FALLS...KALISPELL...GLACIER PARK INTERNATIONAL AIRPORT. PRECAUTIONARY/PREPAREDNESS ACTIONS... 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. && $$ MTZ004-081200- /O.EXT.KMSO.WW.Y.0016.000000T0000Z-110208T1200Z/ LOWER CLARK FORK REGION- 1102 PM MST MON FEB 7 2011 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 5 AM MST TUESDAY... THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL 5 AM MST TUESDAY. * IMPACTS/TIMING: LIGHT TO MODERATE SNOW WILL CONTINUE TO AFFECT DRIVING CONDITIONS DUE TO SLICK SNOW COVERED ROADWAYS. * SNOW ACCUMULATIONS: ADDITIONAL ACCUMULATIONS WILL BE LIGHT. * LOCATIONS IMPACTED INCLUDE...EVARO HILL...HIGHWAY 200 THOMPSON FALLS TO PLAINS...HIGHWAY 200 TROUT CREEK TO HERON...I-90 LOOKOUT PASS TO HAUGAN PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW OR BLOWING SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ IDZ010-MTZ006-081200- /O.EXT.KMSO.WW.Y.0016.000000T0000Z-110208T1200Z/ EASTERN LEMHI COUNTY-BITTERROOT/SAPPHIRE MOUNTAINS- 1102 PM MST MON FEB 7 2011 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 5 AM MST TUESDAY... THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL 5 AM MST TUESDAY. * IMPACTS/TIMING: LIGHT TO MODERATE SNOW WILL CONTINUE TO AFFECT THE AREA PRODUCING POTENTIALLY CHALLENGING ROAD CONDITIONS ALONG HIGHWAY 93 AND PARTICULARLY OVER LOST TRAIL PASS. * SNOW ACCUMULATIONS: ADDITIONAL ACCUMULATIONS WILL BE LIGHT. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 93 LOST TRAIL PASS TO GIBBONSVILLE...HIGHWAY 93 SULA TO LOST TRAIL PASS...LOLO PASS PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW OR BLOWING SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ IDZ007-008-081200- /O.CON.KMSO.WW.Y.0016.000000T0000Z-110208T1200Z/ OROFINO/GRANGEVILLE REGION-LOWER HELLS CANYON/SALMON RIVER REGION- 1002 PM PST MON FEB 7 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST TUESDAY ABOVE 1500 FEET... A WINTER WEATHER ADVISORY ABOVE 1500 FEET REMAINS IN EFFECT UNTIL 4 AM PST TUESDAY. * IMPACTS/TIMING: SNOW LEVELS WILL BE LOWERING TO 1500 FEET. RAIN WILL CHANGE OVER TO SNOW ABOVE 1500 FEET WITH THE SNOW BECOMING MODERATE AT TIMES OVERNIGHT. OROFINO IS EXPECTED TO SEE A RAIN SNOW MIX WITH LITTLE ACCUMULATION...BUT THE BENCHES JUST ABOVE OROFINO COULD SEE LIGHT TO MODERATE ACCUMULATIONS. * SNOW ACCUMULATIONS: 3 TO 5 INCHES ABOVE 1500 FEET...WITH 1 TO 2 INCHES BELOW BY TUESDAY MORNING. * WINDS: STRONG SOUTH WINDS WILL BECOME WEST AND DECREASE TO AROUND 10 MPH. * LOCATIONS IMPACTED INCLUDE...CAMAS PRAIRIE...GRANGEVILLE AND VICINITY...GREER GRADE...HIGHWAY 12 OROFINO TO KOOSKIA...WHITE BIRD GRADE PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW OR BLOWING SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ IDZ005-006-081200- /O.CON.KMSO.WW.Y.0016.000000T0000Z-110208T1200Z/ NORTHERN CLEARWATER MOUNTAINS-SOUTHERN CLEARWATER MOUNTAINS- 1002 PM PST MON FEB 7 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST TUESDAY ABOVE 3000 FEET... A WINTER WEATHER ADVISORY ABOVE 3000 FEET REMAINS IN EFFECT UNTIL 4 AM PST TUESDAY. * IMPACTS/TIMING/SNOW ACCUMULATIONS: AN ADDITIONAL 3 TO 7 INCHES OF SNOW ARE EXPECTED THROUGH THE NIGHT. TRAVEL CONDITIONS OVER LOLO PASS WILL BE PARTICULARLY CHALLENGING OVERNIGHT. * LOCATIONS IMPACTED INCLUDE...ELK RIVER...HIGHWAY 11 PIERCE TO HEADQUARTERS...PIERCE...DIXIE...ELK CITY...HIGHWAY 12 LOWELL TO LOLO PASS PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW OR BLOWING SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$
3 follow-up statements
504 WWUS45 KMSO 080653 CCA WSWMSO URGENT - WINTER WEATHER MESSAGE...CORRECTED NATIONAL WEATHER SERVICE MISSOULA MT 1102 PM MST MON FEB 7 2011 MTZ002-081415- /O.EXP.KMSO.WS.W.0005.000000T0000Z-110208T0600Z/ /O.NEW.KMSO.WC.Y.0002.110208T0602Z-110208T1800Z/ WEST GLACIER REGION- 1102 PM MST MON FEB 7 2011 ...WIND CHILL ADVISORY IN EFFECT UNTIL 11 AM MST TUESDAY... ...WINTER STORM WARNING WILL EXPIRE AT 11 PM MST THIS EVENING... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND CHILL ADVISORY...WHICH IS IN EFFECT UNTIL 11 AM MST TUESDAY. THE WINTER STORM WARNING WILL EXPIRE AT 11 PM MST THIS EVENING. * IMPACTS/TIMING: WIND CHILL VALUES OF -10 TO -20 WILL CONTINUE THROUGH MORNING. * WINDS: NORTHEAST WINDS SUSTAINED AT 15 TO 25 MPH WITH GUSTS TO 35 MPH...MAINLY ALONG THE HIGHWAY 2 TRAVEL CORRIDOR. * LOCATIONS IMPACTED INCLUDE...BAD ROCK CANYON...ESSEX...MARIAS PASS...POLEBRIDGE PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. && $$ MTZ043-081415- /O.EXP.KMSO.WS.W.0005.000000T0000Z-110208T0600Z/ /O.NEW.KMSO.WC.Y.0002.110208T0602Z-110208T1800Z/ POTOMAC/SEELEY LAKE REGION- 1102 PM MST MON FEB 7 2011 ...WIND CHILL ADVISORY IN EFFECT UNTIL 11 AM MST TUESDAY... ...WINTER STORM WARNING WILL EXPIRE AT 11 PM MST THIS EVENING... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND CHILL ADVISORY...WHICH IS IN EFFECT UNTIL 11 AM MST TUESDAY. THE WINTER STORM WARNING WILL EXPIRE AT 11 PM MST THIS EVENING. * IMPACTS/TIMING: WIND CHILL VALUES OF -10 TO -20 WILL CONTINUE THROUGH MORNING. * WINDS: NORTHEAST WINDS SUSTAINED AT 15 TO 25 MPH WITH GUSTS TO 35 MPH...MAINLY ALONG THE HIGHWAY 200 TRAVEL CORRIDOR. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 200 BONNER TO GREENOUGH...I-90 EAST MISSOULA TO BEARMOUTH PRECAUTIONARY/PREPAREDNESS ACTIONS... 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. && $$ MTZ007-081415- /O.EXP.KMSO.WW.Y.0016.000000T0000Z-110208T0600Z/ /O.NEW.KMSO.WC.Y.0002.110208T0602Z-110208T1800Z/ BUTTE/BLACKFOOT REGION- 1102 PM MST MON FEB 7 2011 ...WIND CHILL ADVISORY IN EFFECT UNTIL 11 AM MST TUESDAY... ...WINTER WEATHER ADVISORY WILL EXPIRE AT 11 PM MST THIS EVENING... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND CHILL ADVISORY...WHICH IS IN EFFECT UNTIL 11 AM MST TUESDAY. THE WINTER WEATHER ADVISORY WILL EXPIRE AT 11 PM MST THIS EVENING. * IMPACTS/TIMING: WIND CHILL VALUES OF -10 TO -20 WILL CONTINUE THROUGH MORNING. * WINDS: STRONG WINDS SUSTAINED AT 15 TO 25 MPH WITH GUSTS TO 30 MPH. * LOCATIONS IMPACTED INCLUDE...12 GARRISON TO ELLISTON...HOMESTAKE PASS...MACDONALD PASS PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. && $$ MTZ005-081415- /O.COR.KMSO.WS.W.0005.000000T0000Z-110208T1600Z/ MISSOULA/BITTERROOT VALLEYS- 1102 PM MST MON FEB 7 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM MST TUESDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM MST TUESDAY. * IMPACTS/TIMING: FALLING TEMPERATURES HAVE RESULTED IN FREEZING OF MELTED SNOW AND SLUSH WHICH ACCUMULATED THROUGHOUT THE EVENING. THIS HAS LEAD TO EXTREMELY ICY ROAD CONDITION AND WILL CONTINUE TO IMPACT ROADWAYS OVERNIGHT AND THROUGH THE TUESDAY MORNING COMMUTE. WIND CHILL VALUES WILL RANGE FROM ZERO TO 10 BELOW ZERO BY EARLY MORNING. * SNOW ACCUMULATIONS: ADDITIONAL ACCUMULATIONS WILL BE LIGHT THROUGH TONIGHT IN THE MISSOULA AND BITTERROOT VALLEYS. * WINDS: EAST WINDS SUSTAINED AT 15 TO 20 MPH WITH GUSTS TO 30 MPH IN DOWNTOWN MISSOULA NEAR HELLGATE CANYON WILL PERSIST THROUGH THE NIGHT. * LOCATIONS IMPACTED INCLUDE...BITTERROOT VALLEY...MISSOULA PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...OR BLOWING SNOW ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ MTZ003-081415- /O.NEW.KMSO.WC.Y.0002.110208T0602Z-110208T1800Z/ FLATHEAD/MISSION VALLEYS- 1102 PM MST MON FEB 7 2011 ...WIND CHILL ADVISORY IN EFFECT UNTIL 11 AM MST TUESDAY FOR... FLATHEAD VALLEY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND CHILL ADVISORY...WHICH IS IN EFFECT UNTIL 11 AM MST TUESDAY. * IMPACTS/TIMING: WIND CHILL VALUES OF -10 TO -20 WILL CONTINUE THROUGH MORNING. * WINDS: NORTHEAST WINDS SUSTAINED AT 15 TO 25 MPH WITH GUSTS TO 35 MPH...MAINLY ALONG THE HIGHWAY 2 TRAVEL CORRIDOR THROUGH BAD ROCK CANYON AND THE NORTHERN PORTION OF THE FLATHEAD VALLEY. * LOCATIONS IMPACTED INCLUDE...COLUMBIA FALLS...KALISPELL...GLACIER PARK INTERNATIONAL AIRPORT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. && $$ MTZ004-081200- /O.COR.KMSO.WW.Y.0016.000000T0000Z-110208T1200Z/ LOWER CLARK FORK REGION- 1102 PM MST MON FEB 7 2011 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 5 AM MST TUESDAY... THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL 5 AM MST TUESDAY. * IMPACTS/TIMING: LIGHT TO MODERATE SNOW WILL CONTINUE TO AFFECT DRIVING CONDITIONS DUE TO SLICK SNOW COVERED ROADWAYS. * SNOW ACCUMULATIONS: ADDITIONAL ACCUMULATIONS WILL BE LIGHT. * LOCATIONS IMPACTED INCLUDE...EVARO HILL...HIGHWAY 200 THOMPSON FALLS TO PLAINS...HIGHWAY 200 TROUT CREEK TO HERON...I-90 PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW OR BLOWING SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ IDZ010-MTZ006-081200- /O.EXT.KMSO.WW.Y.0016.000000T0000Z-110208T1200Z/ EASTERN LEMHI COUNTY-BITTERROOT/SAPPHIRE MOUNTAINS- 1102 PM MST MON FEB 7 2011 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 5 AM MST TUESDAY... THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL 5 AM MST TUESDAY. * IMPACTS/TIMING: LIGHT TO MODERATE SNOW WILL CONTINUE TO AFFECT THE AREA PRODUCING POTENTIALLY CHALLENGING ROAD CONDITIONS ALONG HIGHWAY 93 AND PARTICULARLY OVER LOST TRAIL PASS. * SNOW ACCUMULATIONS: ADDITIONAL ACCUMULATIONS WILL BE LIGHT. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 93 LOST TRAIL PASS TO GIBBONSVILLE...HIGHWAY 93 SULA TO LOST TRAIL PASS...LOLO PASS PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW OR BLOWING SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ IDZ007-008-081200- /O.COR.KMSO.WW.Y.0016.000000T0000Z-110208T1200Z/ OROFINO/GRANGEVILLE REGION-LOWER HELLS CANYON/SALMON RIVER REGION- 1002 PM PST MON FEB 7 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST TUESDAY ABOVE 1500 FEET... A WINTER WEATHER ADVISORY ABOVE 1500 FEET REMAINS IN EFFECT UNTIL 4 AM PST TUESDAY. * IMPACTS/TIMING: SNOW LEVELS WILL BE LOWERING TO 1500 FEET. RAIN WILL CHANGE OVER TO SNOW ABOVE 1500 FEET WITH THE SNOW BECOMING MODERATE AT TIMES OVERNIGHT. OROFINO IS EXPECTED TO SEE A RAIN SNOW MIX WITH LITTLE ACCUMULATION...BUT THE BENCHES JUST ABOVE OROFINO COULD SEE LIGHT TO MODERATE ACCUMULATIONS. * SNOW ACCUMULATIONS: 3 TO 5 INCHES ABOVE 1500 FEET WITH LOCAL AMOUNTS UP TO 8 INCHES ON BENCHES. 1 TO 2 INCHES BELOW 1500 FEET BY TUESDAY MORNING. * LOCATIONS IMPACTED INCLUDE...CAMAS PRAIRIE...GRANGEVILLE AND VICINITY...GREER GRADE...HIGHWAY 12 OROFINO TO KOOSKIA...WHITE BIRD GRADE PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW OR BLOWING SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ IDZ005-006-081200- /O.COR.KMSO.WW.Y.0016.000000T0000Z-110208T1200Z/ NORTHERN CLEARWATER MOUNTAINS-SOUTHERN CLEARWATER MOUNTAINS- 1002 PM PST MON FEB 7 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST TUESDAY... A WINTER WEATHER ADVISORY ABOVE 3000 FEET REMAINS IN EFFECT UNTIL 4 AM PST TUESDAY. * IMPACTS/TIMING/SNOW ACCUMULATIONS: AN ADDITIONAL 3 TO 7 INCHES OF SNOW ARE EXPECTED THROUGH THE NIGHT. TRAVEL CONDITIONS OVER LOLO PASS WILL BE PARTICULARLY CHALLENGING OVERNIGHT. * LOCATIONS IMPACTED INCLUDE...ELK RIVER...HIGHWAY 11 PIERCE TO HEADQUARTERS...PIERCE...DIXIE...ELK CITY...HIGHWAY 12 LOWELL TO LOLO PASS PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW OR BLOWING SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$
172 WWUS45 KMSO 081011 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 311 AM MST TUE FEB 8 2011 IDZ010-MTZ004-006-081115- /O.CAN.KMSO.WW.Y.0016.000000T0000Z-110208T1200Z/ EASTERN LEMHI COUNTY-LOWER CLARK FORK REGION- BITTERROOT/SAPPHIRE MOUNTAINS- 311 AM MST TUE FEB 8 2011 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE WINTER WEATHER ADVISORY. WIDESPREAD ACCUMULATING SNOWFALL HAS ENDED...THEREFORE THE WINTER WEATHER ADVISORY HAS BEEN CANCELLED. LIGHT SNOW SHOWERS WILL CONTINUE THROUGH THE DAY...BUT ADDITIONAL ACCUMULATIONS ARE EXPECTED TO BE LIGHT. $$ MTZ005-081600- /O.CON.KMSO.WS.W.0005.000000T0000Z-110208T1600Z/ MISSOULA/BITTERROOT VALLEYS- 311 AM MST TUE FEB 8 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM MST THIS MORNING FOR DRIFTING SNOW AND HAZARDOUS ROADWAYS... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM MST THIS MORNING. * IMPACTS/TIMING: FALLING TEMPERATURES AND WIND HAVE RESULTED IN FREEZING OF MELTED SNOW AND SLUSH ON AREA ROADWAYS. THIS HAS LEAD TO EXTREMELY ICY ROAD CONDITIONS THAT WILL IMPACT TRAVELERS THROUGH THE MORNING COMMUTE. EAST WINDS WILL CONTINUE TO DRIFT SNOW ONTO THE ROADWAYS...SPECIFICALLY THROUGH HELLGATE CANYON AND DOWNTOWN MISSOULA. IN ADDITION...WIND CHILL VALUES WILL RANGE FROM ZERO TO 10 BELOW ZERO THIS MORNING. * WINDS: EAST WINDS SUSTAINED AT 15 MPH. LOCAL GUSTS TO 25 MPH THROUGH HELLGATE CANYON INTO DOWNTOWN MISSOULA WILL PERSIST THROUGH THE MORNING. * LOCATIONS IMPACTED INCLUDE...NORTHERN BITTERROOT VALLEY...MISSOULA PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS DRIFTING SNOW AND ICY ROADS ARE OCCURRING. LOCALLY STRONG WINDS ARE EXPECTED THROUGH THE INTERSTATE 90 CORRIDOR THROUGH HELLGATE CANYON AND DOWNTOWN MISSOULA. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ IDZ007-008-081815- /O.EXT.KMSO.WW.Y.0016.000000T0000Z-110209T0000Z/ OROFINO/GRANGEVILLE REGION-LOWER HELLS CANYON/SALMON RIVER REGION- 211 AM PST TUE FEB 8 2011 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 4 PM PST THIS AFTERNOON ABOVE 1500 FEET... THE WINTER WEATHER ADVISORY ABOVE 1500 FEET IS NOW IN EFFECT UNTIL 4 PM PST THIS AFTERNOON. * IMPACTS/TIMING: SNOW WILL CONTINUE ABOVE 1500 FEET WITH THE SNOW BECOMING MODERATE AT TIMES THIS MORNING. OROFINO IS EXPECTED TO SEE A RAIN SNOW MIX WITH LITTLE ACCUMULATION...BUT THE BENCHES JUST ABOVE OROFINO COULD SEE LIGHT TO MODERATE ACCUMULATIONS. * SNOW ACCUMULATIONS: AN ADDITIONAL 3 TO 5 INCHES ABOVE 1500 FEET WITH LOCAL AMOUNTS UP TO 6 INCHES ON BENCHES. 1 TO 2 INCHES BELOW 1500 FEET BY THIS EVENING. * LOCATIONS IMPACTED INCLUDE...CAMAS PRAIRIE...GRANGEVILLE AND VICINITY...GREER GRADE...HIGHWAY 12 OROFINO TO KOOSKIA...WHITE BIRD GRADE PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW OR BLOWING SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ IDZ005-006-081815- /O.EXT.KMSO.WW.Y.0016.000000T0000Z-110209T0000Z/ NORTHERN CLEARWATER MOUNTAINS-SOUTHERN CLEARWATER MOUNTAINS- 211 AM PST TUE FEB 8 2011 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 4 PM PST THIS AFTERNOON ABOVE 1500 FEET... THE WINTER WEATHER ADVISORY ABOVE 1500 FEET IS NOW IN EFFECT UNTIL 4 PM PST THIS AFTERNOON. * IMPACTS/TIMING/SNOW ACCUMULATIONS: AN ADDITIONAL 3 TO 5 INCHES OF SNOW IS EXPECTED THROUGH THIS AFTERNOON. TRAVEL CONDITIONS OVER HIGHWAY 12 FROM LOWELL TO LOLO PASS WILL BE PARTICULARLY CHALLENGING TODAY WITH MIXED PRECIPITATION NEAR LOWELL...CHANGING OVER TO SNOW AS YOU INCREASE IN ELEVATION TOWARD LOLO PASS. * LOCATIONS IMPACTED INCLUDE...ELK RIVER...HIGHWAY 11 PIERCE TO HEADQUARTERS...PIERCE...DIXIE...ELK CITY...HIGHWAY 12 LOWELL TO LOLO PASS PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW OR BLOWING SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ MTZ002-003-007-043-081800- /O.CON.KMSO.WC.Y.0002.000000T0000Z-110208T1800Z/ WEST GLACIER REGION-FLATHEAD/MISSION VALLEYS- BUTTE/BLACKFOOT REGION-POTOMAC/SEELEY LAKE REGION- 311 AM MST TUE FEB 8 2011 ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST THIS MORNING... A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST THIS MORNING. * IMPACTS/TIMING: WIND CHILL VALUES OF 10 BELOW TO 20 BELOW ZERO WILL CONTINUE THROUGH MORNING. * WINDS: STRONG NORTHEAST TO EAST WINDS SUSTAINED AT 15 TO 25 MPH. * LOCATIONS IMPACTED INCLUDE...BAD ROCK CANYON...ESSEX...MARIAS PASS...FLATHEAD VALLEY...HIGHWAY 12 GARRISON TO ELLISTON... HIGHWAY 200 BONNER TO GREENOUGH...I-90 EAST MISSOULA TO BEARMOUTH PRECAUTIONARY/PREPAREDNESS ACTIONS... 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. && $$
758 WWUS45 KMSO 081559 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 859 AM MST TUE FEB 8 2011 MTZ005-081700- /O.EXP.KMSO.WS.W.0005.000000T0000Z-110208T1600Z/ MISSOULA/BITTERROOT VALLEYS- 859 AM MST TUE FEB 8 2011 ...WINTER STORM WARNING WILL EXPIRE AT 9 AM MST THIS MORNING... THE WINTER STORM WARNING WILL EXPIRE AT 9 AM MST THIS MORNING. ICY ROAD CONDITIONS WILL IMPROVE THROUGH THE MORNING AS TRAFFIC AND WARMING AIR TEMPERATURES HELP TO MELT ROAD SURFACES. LIGHT SNOW CAN BE EXPECTED OFF AND ON THROUGH THE DAY WITH LITTLE TO NO NEW SNOW ACCUMULATIONS ANTICIPATED. IN ADDITION...WIND CHILL VALUES ARE CURRENTLY NEAR ZERO THIS MORNING. FAVORED CHANNELING AREAS...SUCH AS HELLGATE CANYON INTO DOWNTOWN MISSOULA...SHOULD SEE ELEVATED WINDS THROUGH EARLY AFTERNOON BEFORE WINDS DECREASE. * LOCATIONS IMPACTED INCLUDE...BITTERROOT VALLEY...MISSOULA $$ MTZ002-003-007-043-081700- /O.CAN.KMSO.WC.Y.0002.000000T0000Z-110208T1800Z/ WEST GLACIER REGION-FLATHEAD/MISSION VALLEYS- BUTTE/BLACKFOOT REGION-POTOMAC/SEELEY LAKE REGION- 859 AM MST TUE FEB 8 2011 ...WIND CHILL ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE WIND CHILL ADVISORY. WIND CHILL VALUES ARE CURRENTLY NEAR ZERO THIS MORNING AND MOST WIND SPEEDS HAVE DIMINISHED ALONG THE DIVIDE. FAVORED CHANNELING AREAS...SUCH AS HIGHWAY 2 FROM BADROCK CANYON TO GLACIER INTERNATIONAL AIRPORT...SHOULD SEE ELEVATED WINDS THROUGH EARLY AFTERNOON BEFORE WINDS DECREASE. $$ IDZ007-008-090000- /O.CON.KMSO.WW.Y.0016.000000T0000Z-110209T0000Z/ OROFINO/GRANGEVILLE REGION-LOWER HELLS CANYON/SALMON RIVER REGION- 759 AM PST TUE FEB 8 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON ABOVE 1500 FEET... A WINTER WEATHER ADVISORY ABOVE 1500 FEET REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON. * IMPACTS/TIMING: SNOW WILL CONTINUE ABOVE 1500 FEET WITH THE SNOW BECOMING MODERATE AT TIMES. OROFINO IS EXPECTED TO SEE A RAIN SNOW MIX WITH LITTLE ACCUMULATION...BUT THE BENCHES JUST ABOVE OROFINO COULD SEE LIGHT TO MODERATE ACCUMULATIONS. * SNOW ACCUMULATIONS: AN ADDITIONAL 3 TO 5 INCHES ABOVE 1500 FEET WITH LOCAL AMOUNTS UP TO 6 INCHES ON BENCHES. 1 TO 2 INCHES BELOW 1500 FEET BY THIS EVENING. * LOCATIONS IMPACTED INCLUDE...CAMAS PRAIRIE...GRANGEVILLE AND VICINITY...GREER GRADE...HIGHWAY 12 OROFINO TO KOOSKIA...WHITE BIRD GRADE PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW OR BLOWING SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ IDZ005-006-090000- /O.CON.KMSO.WW.Y.0016.000000T0000Z-110209T0000Z/ NORTHERN CLEARWATER MOUNTAINS-SOUTHERN CLEARWATER MOUNTAINS- 759 AM PST TUE FEB 8 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON ABOVE 1500 FEET... A WINTER WEATHER ADVISORY ABOVE 1500 FEET REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON. * IMPACTS/TIMING/SNOW ACCUMULATIONS: AN ADDITIONAL 3 TO 5 INCHES OF SNOW IS EXPECTED THROUGH THIS AFTERNOON. TRAVEL CONDITIONS OVER HIGHWAY 12 FROM LOWELL TO LOLO PASS WILL BE PARTICULARLY CHALLENGING TODAY WITH MIXED PRECIPITATION NEAR LOWELL... CHANGING OVER TO SNOW AS YOU INCREASE IN ELEVATION TOWARD LOLO PASS. * LOCATIONS IMPACTED INCLUDE...ELK RIVER...HIGHWAY 11 PIERCE TO HEADQUARTERS...PIERCE...DIXIE...ELK CITY...HIGHWAY 12 LOWELL TO LOLO PASS PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW OR BLOWING SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$
Nearby
Wind Chill Advisories in Montana, 2011Every wind chill advisory in 2011
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.