Alert archive / Montana / Winter Storm Warnings in 2013
Winter Storm Warning 5, NWS Missoula, MT
NWS Missoula, MT issued this winter storm warning at Oct 26, 2013, 1:54 PM MDT for 7 counties in Montana; Lemhi County, Idaho. It took effect at Oct 27, 2013, 12:00 PM MDT. It was in force for 45 hr. 9 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
- Oct 26, 2013, 1:54 PM MDT (19:54 UTC)
- In effect from
- Oct 27, 2013, 12:00 PM MDT
- Expired
- Oct 29, 2013, 9:00 AM MDT
- In force
- 45 hr
- Issued by
- NWS Missoula, MT
Counties Lemhi County, ID, Deer Lodge County, MT, Flathead County, MT, Granite County, MT, Lake County, MT, Missoula County, MT, Powell County, MT, Silver Bow County, MT
The radar
The Missoula radar (KMSX), 57 km from the middle of the area, began a volume at 19:58 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 |
|---|---|---|---|
| Oct 28, 9:10 AM MDT | BLIZZARD | 5 E Elliston, MT | WINDS BLOWING 20-30 MPH ON MACDONALD PASS WITH A WIND CHILL OF -3F. |
| Oct 28, 12:09 PM MDT | BLIZZARD | Butte, MT | MONTANA STANDARD REPORTED SEVERAL CAR CRASHES THIS MORNING BECAUSE OF WINTRY WEATHER |
| Oct 28, 12:33 PM MDT | HEAVY SNOW 6 | 3 Nne Newcomb, MT | A TRAINED SPOTTER AT THE BERT MOONEY AIRPORT, LOCATED 4 MILES SOUTH-SOUTHEAST OF BUTTE ESTIMATED 6 INCHES OF SNOW. SNOW FELL FROM 11:46 PM ON 27TH THROUGH 12:33 PM MDT ON 28TH. THE WINDS WERE RELATIVELY LIGHT DURING THE SNOWFALL, BUT HAD GUSTED TO 30 MPH OUT O |
| Oct 28, 1:00 PM MDT | SNOW 1 | 6 Sse Porters Corner, MT | WEATHER SPOTTER ON THE SOUTH SIDE OF GEORGETOWN LAKE AT 6440 FT., REPORTED AN ESTIMATED 1 OF SNOW. WEBCAMS SHOWED SNOW STARTING AROUND 9:30 PM MDT ON THE 27TH, OFF AND ON THROUGH AM OF 28TH. ROADS WERE SNOW COVERED IN THE MORNING. |
| Oct 28, 1:14 PM MDT | SNOW 5 | 2 Sw Newcomb, MT | SNOW DURATION 24 HOURS OBSERVER LOCATION 7 MI S OF BUTTE |
| Oct 28, 4:00 PM MDT | SNOW 5.1 | 1 E Gilmore, ID | THE IDAHO TRANSPORTATION DEPARTMENT WEATHER SENSOR AT GILMORE SUMMIT AT 7,018 FT. REPORTED 5 INCHES OF SNOW WITH 0.50 OF PRECIPITATION THAT FELL FROM 3:15 AM MDT TO 11:46 AM MDT. SUSTAINED WINDS RANGED BETWEEN 10-22 MPH WITH GUSTS UP TO 26 MPH. VISIBILITIES DR |
| Oct 28, 4:50 PM MDT | SNOW 1 | 1 W Anaconda, MT | A TRAINED SPOTTER ESTIMATED THAT 1 OF LIGHT SNOW FELL. IT WAS HARD TO MEASURE THE SNOW DUE TO THE BREEZY CONDITIONS. THEY REPORTED THAT THE ROADS WERE STILL ICY AS OF THIS REPORT WITH A TEMPERATURE OF 19 DEGREES. SNOW DURATION 12 HOURS OBSERVER LOCATION ANACON |
| Oct 28, 5:00 PM MDT | SNOW 9 | 11 W Lemhi, ID | MESONET STATION SCHWARTZ LAKE /SCHI1/ SNOW DURATION 24 HOURS |
| Oct 28, 8:45 PM MDT | HEAVY SNOW 9.1 | 1 E Gilmore, ID | THE IDAHO TRANSPORTATION DEPARTMENT WEATHER SENSOR AT GILMORE SUMMIT AT 7,018 FT REPORTED A TOTAL OF 9 INCHES OF SNOW SINCE 3:15 AM MDT. ROADS WERE SNOW COVERED WITH BLOWING SNOW AND ITD CLOSED HIGHWAY 28 AS OF 7:51 PM MDT SOUTH OF LEADORE TO MILEMARKER 30. HE |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Great_falls, MT (KTFX), launched 12:00Z, 7.9 hours before the alert went out and 239 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
- 2705 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 55 m²/s²
- 0-3 km storm-relative helicity
- 103 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
211 WWUS45 KMSO 261954 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 154 PM MDT SAT OCT 26 2013 MTZ002-043-271200- /O.UPG.KMSO.WS.A.0005.131027T1800Z-131029T0000Z/ /O.NEW.KMSO.WS.W.0005.131027T1800Z-131029T0000Z/ WEST GLACIER REGION-POTOMAC/SEELEY LAKE REGION- 154 PM MDT SAT OCT 26 2013 ...WINTER STORM WARNING IN EFFECT FROM NOON SUNDAY TO 6 PM MDT MONDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WARNING FOR SNOW AND GUSTY WINDS...WHICH IS IN EFFECT FROM NOON SUNDAY TO 6 PM MDT MONDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * * IMPACTS/TIMING: A PERIOD OF MODERATE TO HEAVY SNOW COMBINED WITH STRONG AND GUSTY WINDS WILL DEVELOP SUNDAY AFTERNOON. DRIVING CONDITIONS WILL LIKELY BECOME TREACHEROUS... ESPECIALLY OVER MARIAS PASS AND THROUGH BADROCK CANYON ON HIGHWAY 2. IN ADDITION... THE WIND AND COLD AIR WILL RESULT IN UNCOMFORTABLY LOW WIND CHILL CONDITIONS. * SNOW ACCUMULATIONS: STORM TOTAL SNOW ACCUMULATIONS WILL LIKELY BE 3 TO 6 INCHES... WITH 5 TO 10 INCHES OVER MOUNTAIN PASSES AND IN THE HIGH TERRAIN. * WINDS: NORTH TO NORTHEAST WINDS DEVELOPING AT 25 TO 40 MPH BY LATE SUNDAY AFTERNOON WITH HIGHER GUSTS. WINDS WILL SLOWLY DIMINISH MONDAY AFTERNOON. * WINDCHILL: VALUES OF ZERO TO 10 ABOVE MONDAY MORNING. * LOCATIONS IMPACTED INCLUDE...BAD ROCK CANYON...ESSEX...HIGHWAY 83 BIGFORK TO SWAN LAKE...MARIAS PASS...POLEBRIDGE...HIGHWAY 200 BONNER TO GREENOUGH...HIGHWAY 83 SEELEY LAKE TO CONDON...I- 90 EAST MISSOULA TO BEARMOUTH PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR SNOW AND WIND MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT IMPACTS FROM SNOW AND GUSTY WINDS ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ MTZ006-007-271200- /O.CON.KMSO.WS.A.0005.131028T0000Z-131029T0000Z/ BITTERROOT/SAPPHIRE MOUNTAINS-BUTTE/BLACKFOOT REGION- 154 PM MDT SAT OCT 26 2013 ...WINTER STORM WATCH REMAINS IN EFFECT FROM SUNDAY EVENING THROUGH MONDAY AFTERNOON... A WINTER STORM WATCH REMAINS IN EFFECT FROM SUNDAY EVENING THROUGH MONDAY AFTERNOON. * IMPACTS/TIMING: A PERIOD OF MODERATE TO HEAVY SNOW COMBINED WITH STRONG AND GUSTY WINDS WILL DEVELOP SUNDAY EVENING. DRIVING CONDITIONS WILL LIKELY BECOME TREACHEROUS... ESPECIALLY OVER MOUNTAIN PASSES SUCH AS HOMESTAKE PASS ON I-90... DEERLODGE PASS ON I- 15 AND MACDONALD PASS ON HIGHWAY 12. IN ADDITION... THE WIND AND COLD AIR WILL RESULT IN UNCOMFORTABLY LOW WIND CHILL CONDITIONS. * SNOW ACCUMULATIONS: 2 TO 6 INCHES FOR LOWER ELEVATIONS WITH 6 TO 8 INCHES FOR HIGHER TERRAIN. * WINDS: NORTHEAST WINDS DEVELOPING SUNDAY EVENING AND INCREASING TO 25 TO 40 MPH WITH HIGHER GUSTS. * WINDCHILL: VALUES OF ZERO TO 10 ABOVE MONDAY MORNING. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 93 SULA TO LOST TRAIL PASS...LOLO PASS...BUTTE...GEORGETOWN LAKE...HIGHWAY 12 GARRISON TO ELLISTON...MACDONALD PASS $$
9 follow-up statements
874 WWUS45 KMSO 271007 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 407 AM MDT SUN OCT 27 2013 MTZ002-043-272100- /O.CON.KMSO.WS.W.0005.131027T1800Z-131029T0000Z/ WEST GLACIER REGION-POTOMAC/SEELEY LAKE REGION- 407 AM MDT SUN OCT 27 2013 ...WINTER STORM WARNING REMAINS IN EFFECT FROM NOON TODAY TO 6 PM MDT MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM NOON TODAY TO 6 PM MDT MONDAY. * IMPACTS/TIMING: A PERIOD OF MODERATE TO HEAVY SNOW COMBINED WITH STRONG, GUSTY WINDS WILL DEVELOP THIS AFTERNOON. DRIVING CONDITIONS WILL BECOME TREACHEROUS...ESPECIALLY OVER MARIAS PASS AND THROUGH BADROCK CANYON ON HIGHWAY 2, DUE TO SLICK ROADS AND LOW VISIBILITY. IN ADDITION...THE WIND AND COLD AIR WILL RESULT IN UNCOMFORTABLY LOW WIND CHILL CONDITIONS BY MONDAY MORNING. * WINDS: NORTH TO NORTHEAST AT 25 TO 40 MPH WITH GUSTS OVER 50 MPH. * SNOW ACCUMULATIONS: 2 TO 4 INCHES...WITH 5 TO 8 INCHES OVER MOUNTAIN PASSES AND IN THE HIGHER TERRAIN. * WINDCHILL: VALUES OF ZERO TO 10 ABOVE MONDAY MORNING. * LOCATIONS IMPACTED INCLUDE...BAD ROCK CANYON...ESSEX...HIGHWAY 83 BIGFORK TO SWAN LAKE...MARIAS PASS...POLEBRIDGE...HIGHWAY 200 BONNER TO GREENOUGH...HIGHWAY 83 SEELEY LAKE TO CONDON...I- 90 EAST MISSOULA TO BEARMOUTH && $$ MTZ006-007-272100- /O.UPG.KMSO.WS.A.0005.131028T0000Z-131029T0000Z/ /O.NEW.KMSO.WW.Y.0039.131028T0600Z-131029T0000Z/ BITTERROOT/SAPPHIRE MOUNTAINS-BUTTE/BLACKFOOT REGION- 407 AM MDT SUN OCT 27 2013 ...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM MDT MONDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM MDT MONDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * IMPACTS/TIMING: A PERIOD OF MODERATE SNOW COMBINED WITH STRONG AND GUSTY WINDS WILL DEVELOP TONIGHT. DRIVING CONDITIONS WILL BECOME DIFFICULT...ESPECIALLY OVER MOUNTAIN PASSES SUCH AS HOMESTAKE PASS ON I-90... DEERLODGE PASS ON I-15...MACDONALD PASS ON HIGHWAY 12 AND LOST TRAIL PASS ON HIGHWAY 93, DUE TO SLICK ROADS AND REDUCED VISIBILITY IN BLOWING SNOW. * WINDS: NORTHEAST SUSTAINED AT 20 TO 35 MPH WITH HIGHER GUSTS. * SNOW ACCUMULATIONS: 2 TO 4 INCHES FOR LOWER ELEVATIONS WITH 6 TO 8 INCHES FOR HIGHER TERRAIN. * WINDCHILL: VALUES OF ZERO TO 10 ABOVE MONDAY MORNING. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 93 SULA TO LOST TRAIL PASS...LOLO PASS...BUTTE...GEORGETOWN LAKE...HIGHWAY 12 GARRISON TO ELLISTON...MACDONALD PASS PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...BLOWING SNOW...OR ICE ACCUMULATIONS WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$
704 WWUS45 KMSO 272019 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 219 PM MDT SUN OCT 27 2013 MTZ002-043-281200- /O.CON.KMSO.WS.W.0005.000000T0000Z-131029T0000Z/ WEST GLACIER REGION-POTOMAC/SEELEY LAKE REGION- 219 PM MDT SUN OCT 27 2013 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT MONDAY. * IMPACTS/TIMING: A PERIOD OF MODERATE TO HEAVY SNOW COMBINED WITH STRONG... GUSTY WINDS WILL DEVELOP THIS AFTERNOON. DRIVING CONDITIONS WILL BECOME TREACHEROUS...ESPECIALLY OVER MARIAS PASS AND THROUGH BADROCK CANYON ON HIGHWAY 2... DUE TO SLICK ROADS AND LOW VISIBILITY. IN ADDITION...THE WIND AND COLD AIR WILL RESULT IN UNCOMFORTABLY LOW WIND CHILL CONDITIONS BY MONDAY MORNING. * WINDS: NORTH TO NORTHEAST AT 25 TO 40 MPH WITH GUSTS OVER 50 MPH. * SNOW ACCUMULATIONS: 2 TO 4 INCHES...WITH 5 TO 8 INCHES OVER MOUNTAIN PASSES AND IN THE HIGHER TERRAIN. * WINDCHILL: VALUES OF ZERO TO 10 ABOVE MONDAY MORNING. * LOCATIONS IMPACTED INCLUDE...BAD ROCK CANYON...ESSEX...HIGHWAY 83 BIGFORK TO SWAN LAKE...MARIAS PASS...POLEBRIDGE...HIGHWAY 200 BONNER TO GREENOUGH...HIGHWAY 83 SEELEY LAKE TO CONDON...I- 90 EAST MISSOULA TO BEARMOUTH $$ MTZ006-007-281200- /O.CON.KMSO.WW.Y.0039.131028T0600Z-131029T0000Z/ BITTERROOT/SAPPHIRE MOUNTAINS-BUTTE/BLACKFOOT REGION- 219 PM MDT SUN OCT 27 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM MDT MONDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM MDT MONDAY. * IMPACTS/TIMING: A PERIOD OF MODERATE SNOW COMBINED WITH STRONG AND GUSTY WINDS WILL DEVELOP TONIGHT. DRIVING CONDITIONS WILL BECOME DIFFICULT...ESPECIALLY OVER MOUNTAIN PASSES SUCH AS HOMESTAKE PASS ON I-90... DEERLODGE PASS ON I-15...MACDONALD PASS ON HIGHWAY 12 AND LOST TRAIL PASS ON HIGHWAY 93... DUE TO SLICK ROADS AND REDUCED VISIBILITY IN BLOWING SNOW. * WINDS: NORTHEAST SUSTAINED AT 20 TO 35 MPH WITH HIGHER GUSTS. * SNOW ACCUMULATIONS: 2 TO 4 INCHES FOR LOWER ELEVATIONS WITH 6 TO 8 INCHES FOR HIGHER TERRAIN. * WINDCHILL: VALUES OF ZERO TO 10 ABOVE MONDAY MORNING. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 93 SULA TO LOST TRAIL PASS...LOLO PASS...BUTTE...GEORGETOWN LAKE...HIGHWAY 12 GARRISON TO ELLISTON...MACDONALD PASS PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...BLOWING SNOW...OR ICE ACCUMULATIONS WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$
204 WWUS45 KMSO 281000 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 400 AM MDT MON OCT 28 2013 MTZ002-043-282100- /O.CON.KMSO.WS.W.0005.000000T0000Z-131029T0000Z/ WEST GLACIER REGION-POTOMAC/SEELEY LAKE REGION- 400 AM MDT MON OCT 28 2013 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING. * IMPACTS/TIMING: SNOW AND BLOWING SNOW REDUCING VISIBILITY, COMBINED WITH SLICK ROADS CONTINUE TO RESULT IN POOR DRIVING CONDITIONS OVER HIGHWAY 2 BETWEEN ESSEX AND MARIAS PASS. LOCATIONS BELOW PASS LEVEL WILL ONLY SEE VERY LIGHT SNOW AND BREEZY WINDS THROUGH THIS MORNING. * WINDS: NORTH TO NORTHEAST AT 20 TO 30 MPH WITH GUSTS 35 TO 45 MPH. * WINDCHILL: VALUES OF ZERO TO 10 ABOVE THIS MORNING. * LOCATIONS IMPACTED INCLUDE...BAD ROCK CANYON...ESSEX...HIGHWAY 83 BIGFORK TO SWAN LAKE...MARIAS PASS...POLEBRIDGE...HIGHWAY 200 BONNER TO GREENOUGH...HIGHWAY 83 SEELEY LAKE TO CONDON...I- 90 EAST MISSOULA TO BEARMOUTH $$ IDZ010-282100- /O.EXB.KMSO.WW.Y.0039.131028T1200Z-131029T1200Z/ EASTERN LEMHI COUNTY- 400 AM MDT MON OCT 28 2013 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 AM MDT TUESDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND WIND...WHICH IS IN EFFECT UNTIL 6 AM MDT TUESDAY. * IMPACTS/TIMING: PERIODS OF LIGHT TO MODERATE SNOW WILL FALL THIS MORNING AND CONTINUE INTO TONIGHT. SNOW WILL ALSO COMBINE WITH WIND OVER GILMORE SUMMIT. RAPIDLY CHANGING ROAD CONDITIONS ARE MOST LIKELY FROM LEMHI SOUTH THROUGH GILMORE SUMMIT ON HIGHWAY 28. PLACES SUCH AS SALMON WILL ONLY SEE LIGHT SNOW WITH LESS THAN 1 INCH OF SNOW POSSIBLE AND LITTLE TO NO IMPACT TO ROADWAYS. * WINDS: EAST AND SOUTHEAST SUSTAINED AT 15 TO 25 MPH WITH HIGHER GUSTS. * SNOW ACCUMULATIONS: 2 TO 5 INCHES ON LOST TRAIL PASS AND FROM LEMHI THROUGH GILMORE SUMMIT, UP TO 8 INCHES ABOVE 8000 FEET, AND LITTLE TO NO ACCUMULATION ELSEWHERE. * LOCATIONS IMPACTED INCLUDE...BANNOCK PASS...HIGHWAY 28 TENDOY TO LONE PINE...HIGHWAY 93 LOST TRAIL PASS TO GIBBONSVILLE... LEMHI PASS... PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...BLOWING SNOW...OR ICE ACCUMULATIONS WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ MTZ006-007-282100- /O.CON.KMSO.WW.Y.0039.000000T0000Z-131029T0000Z/ BITTERROOT/SAPPHIRE MOUNTAINS-BUTTE/BLACKFOOT REGION- 400 AM MDT MON OCT 28 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING. * IMPACTS/TIMING: PERIODS OF MODERATE SNOW COMBINED WITH GUSTY WINDS WILL CAUSE DIFFICULT DRIVING CONDITIONS AT TIMES TODAY. MOUNTAIN PASSES SUCH AS HOMESTAKE PASS ON I-90... DEERLODGE PASS ON I-15...MACDONALD PASS ON HIGHWAY 12 AND LOST TRAIL PASS ON HIGHWAY 93... WILL BE MOST IMPACTED. * WINDS: NORTHEAST SUSTAINED AT 15 TO 25 MPH WITH HIGHER GUSTS. * WINDCHILL: VALUES OF ZERO TO 10 ABOVE MONDAY MORNING. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 93 SULA TO LOST TRAIL PASS...LOLO PASS...BUTTE...GEORGETOWN LAKE...HIGHWAY 12 GARRISON TO ELLISTON...MACDONALD PASS PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...BLOWING SNOW...OR ICE ACCUMULATIONS WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$
464 WWUS45 KMSO 281434 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 834 AM MDT MON OCT 28 2013 MTZ007-282245- /O.UPG.KMSO.WW.Y.0039.000000T0000Z-131029T0000Z/ /O.EXA.KMSO.WS.W.0005.000000T0000Z-131029T0000Z/ BUTTE/BLACKFOOT REGION- 834 AM MDT MON OCT 28 2013 ...WINTER STORM WARNING IN EFFECT UNTIL 6 PM MDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WARNING FOR SNOW...BLOWING SNOW AND VERY SLICK ROAD CONDITIONS...WHICH IS IN EFFECT UNTIL 6 PM MDT THIS EVENING. THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. * IMPACTS/TIMING: PERIODS OF MODERATE SNOW COMBINED WITH GUSTY WINDS WILL CAUSE QUITE HAZARDOUS DRIVING CONDITIONS AT TIMES INTO THIS AFTERNOON. QUITE VARIABLE ROAD/SNOW CONDITIONS WILL BE OBSERVED BETWEEN DEERLODGE AND BUTTE WITH DRAMATIC CHANGES FROM LITTLE SNOW TO ICE COVERED/SNOW COVERED ROADS. BLOWING AND DRIFTING SNOW AND LOW VISIBILITIES WILL ALSO OCCASIONALLY OCCUR ESPECIALLY OVER MOUNTAIN PASSES AND BETWEEN WARM SPRINGS AND BUTTE. * WINDS: NORTHEAST SUSTAINED AT 15 TO 25 MPH WITH HIGHER GUSTS. * WINDCHILL: VALUES OF 5 BELOW TO 10 ABOVE MONDAY MORNING. * LOCATIONS IMPACTED INCLUDE...BUTTE...GEORGETOWN LAKE...HIGHWAY 12 GARRISON TO ELLISTON. MOUNTAIN PASSES SUCH AS HOMESTAKE PASS ON I-90... DEERLODGE PASS ON I-15...MACDONALD PASS ON HIGHWAY 12 WILL BE MOST IMPACTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... BLOWING SNOW...OR ICE ACCUMULATIONS ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ MTZ002-043-282245- /O.CON.KMSO.WS.W.0005.000000T0000Z-131029T0000Z/ WEST GLACIER REGION-POTOMAC/SEELEY LAKE REGION- 834 AM MDT MON OCT 28 2013 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING. * IMPACTS/TIMING: SNOW AND BLOWING SNOW REDUCING VISIBILITY... COMBINED WITH SLICK ROADS CONTINUE TO RESULT IN POOR DRIVING CONDITIONS OVER HIGHWAY 2 BETWEEN ESSEX AND MARIAS PASS. LOCATIONS BELOW PASS LEVEL WILL ONLY SEE VERY LIGHT SNOW AND BREEZY WINDS THROUGH THIS MORNING. * WINDS: NORTH TO NORTHEAST AT 20 TO 30 MPH WITH GUSTS 35 TO 45 MPH. * WINDCHILL: VALUES OF ZERO TO 10 ABOVE THIS MORNING. * LOCATIONS IMPACTED INCLUDE...BAD ROCK CANYON...ESSEX...HIGHWAY 83 BIGFORK TO SWAN LAKE...MARIAS PASS...POLEBRIDGE...HIGHWAY 200 BONNER TO GREENOUGH...HIGHWAY 83 SEELEY LAKE TO CONDON...I- 90 EAST MISSOULA TO BEARMOUTH $$ MTZ006-282245- /O.CON.KMSO.WW.Y.0039.000000T0000Z-131029T0000Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 834 AM MDT MON OCT 28 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING. * IMPACTS/TIMING: PERIODS OF MODERATE SNOW COMBINED WITH GUSTY WINDS WILL CAUSE DIFFICULT DRIVING CONDITIONS AT TIMES TODAY. MOUNTAIN PASSES SUCH AS LOST TRAIL PASS ON HIGHWAY 93 AND SKALKAHO SUMMIT...WILL BE MOST IMPACTED. * WINDS: NORTHEAST SUSTAINED AT 15 TO 25 MPH WITH HIGHER GUSTS. * WINDCHILL: VALUES OF ZERO TO 10 ABOVE MONDAY MORNING. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 93 SULA TO LOST TRAIL PASS...SKALKAHO SUMMIT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...BLOWING SNOW...OR ICE ACCUMULATIONS WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ IDZ010-282245- /O.CON.KMSO.WW.Y.0039.000000T0000Z-131029T1200Z/ EASTERN LEMHI COUNTY- 834 AM MDT MON OCT 28 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT TUESDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT TUESDAY. * IMPACTS/TIMING: PERIODS OF LIGHT TO MODERATE SNOW WILL FALL THIS MORNING AND CONTINUE INTO TONIGHT. SNOW WILL ALSO COMBINE WITH WIND OVER GILMORE SUMMIT. RAPIDLY CHANGING ROAD CONDITIONS ARE MOST LIKELY FROM LEMHI SOUTH THROUGH GILMORE SUMMIT ON HIGHWAY 28. PLACES SUCH AS SALMON WILL ONLY SEE LIGHT SNOW WITH LESS THAN 1 INCH OF SNOW POSSIBLE AND LITTLE TO NO IMPACT TO ROADWAYS. * WINDS: EAST AND SOUTHEAST SUSTAINED AT 15 TO 25 MPH WITH HIGHER GUSTS. * SNOW ACCUMULATIONS: 2 TO 5 INCHES ON LOST TRAIL PASS AND FROM LEMHI THROUGH GILMORE SUMMIT... UP TO 8 INCHES ABOVE 8000 FEET... AND LITTLE TO NO ACCUMULATION ELSEWHERE. * LOCATIONS IMPACTED INCLUDE...BANNOCK PASS...HIGHWAY 28 TENDOY TO LONE PINE...HIGHWAY 93 LOST TRAIL PASS TO GIBBONSVILLE... LEMHI PASS...SALMON PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...BLOWING SNOW...OR ICE ACCUMULATIONS WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$
746 WWUS45 KMSO 281754 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 1154 AM MDT MON OCT 28 2013 MTZ007-043-290200- /O.NEW.KMSO.WC.Y.0001.131029T0000Z-131029T1200Z/ /O.CON.KMSO.WS.W.0005.000000T0000Z-131029T0000Z/ BUTTE/BLACKFOOT REGION-POTOMAC/SEELEY LAKE REGION- 1154 AM MDT MON OCT 28 2013 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING... ...WIND CHILL ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 6 AM MDT TUESDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND CHILL ADVISORY...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO 6 AM MDT TUESDAY. A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING. * IMPACTS/TIMING: PERIODS OF MODERATE SNOW COMBINED WITH GUSTY WINDS WILL CAUSE QUITE HAZARDOUS DRIVING CONDITIONS AT TIMES INTO THIS AFTERNOON. QUITE VARIABLE ROAD/SNOW CONDITIONS WILL BE OBSERVED BETWEEN DEERLODGE AND BUTTE WITH DRAMATIC CHANGES FROM LITTLE SNOW TO ICE COVERED/SNOW COVERED ROADS. BLOWING AND DRIFTING SNOW AND LOW VISIBILITIES WILL ALSO OCCASIONALLY OCCUR ESPECIALLY OVER MOUNTAIN PASSES AND BETWEEN WARM SPRINGS AND BUTTE. THE SNOW IS EXPECTED TO DECREASE THIS AFTERNOON, BUT SLICK ROAD CONDITIONS...BECAUSE OF PACK SNOW/ICE SHOULD CONTINUE. * WINDS: NORTHEAST SUSTAINED AT 15 TO 25 MPH WITH HIGHER GUSTS. * WINDCHILL: VALUES OF 10 BELOW TO 5 ABOVE TONIGHT. * LOCATIONS IMPACTED INCLUDE...BUTTE...GEORGETOWN LAKE...HIGHWAY 12 GARRISON TO ELLISTON...MACDONALD PASS...HIGHWAY 200 BONNER TO GREENOUGH...HIGHWAY 83 SEELEY LAKE TO CONDON...I-90 EAST MISSOULA TO BEARMOUTH PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... BLOWING SNOW...OR ICE ACCUMULATIONS ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. 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. && $$ MTZ002-290000- /O.CON.KMSO.WS.W.0005.000000T0000Z-131029T0000Z/ WEST GLACIER REGION- 1154 AM MDT MON OCT 28 2013 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING. * IMPACTS/TIMING: SNOW AND BLOWING SNOW REDUCING VISIBILITY... COMBINED WITH SLICK ROADS CONTINUE TO RESULT IN POOR DRIVING CONDITIONS OVER HIGHWAY 2 BETWEEN ESSEX AND MARIAS PASS. LOCATIONS BELOW PASS LEVEL WILL ONLY SEE VERY LIGHT SNOW AND BREEZY WINDS THROUGH THIS MORNING. * WINDS: NORTH TO NORTHEAST AT 20 TO 30 MPH WITH GUSTS 35 TO 45 MPH. * WINDCHILL: VALUES OF ZERO TO 10 ABOVE THIS MORNING. * LOCATIONS IMPACTED INCLUDE...BAD ROCK CANYON...ESSEX...HIGHWAY 83 BIGFORK TO SWAN LAKE...MARIAS PASS...POLEBRIDGE $$ MTZ005-290200- /O.NEW.KMSO.WC.Y.0001.131029T0000Z-131029T1200Z/ MISSOULA/BITTERROOT VALLEYS- 1154 AM MDT MON OCT 28 2013 ...WIND CHILL ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 6 AM MDT TUESDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND CHILL ADVISORY...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO 6 AM MDT TUESDAY. * IMPACTS/TIMING: GUSTY EAST TO NORTHEAST WINDS SHOULD PRODUCE LOW WIND CHILL VALUES TONIGHT. THE LOWEST WIND CHILLS SHOULD BE IN THE EAST MISSOULA AREA. * WIND CHILL VALUES: ZERO TO 10 ABOVE. * LOCATIONS IMPACTED INCLUDE...MISSOULA AND BITTEROOT VALLEYS. THE LOWEST WIND CHILLS SHOULD BE IN THE EAST MISSOULA AREA. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. && $$ MTZ006-290000- /O.CON.KMSO.WW.Y.0039.000000T0000Z-131029T0000Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 1154 AM MDT MON OCT 28 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING. * IMPACTS/TIMING: PERIODS OF LIGHT TO MODERATE SNOW COMBINED WITH GUSTY WINDS WILL CAUSE DIFFICULT DRIVING CONDITIONS AT TIMES TODAY. MOUNTAIN PASSES SUCH AS LOST TRAIL PASS ON HIGHWAY 93 AND SKALKAHO SUMMIT...WILL BE MOST IMPACTED. THE SNOW IS EXPECTED TO DECREASE THIS AFTERNOON, BUT LOCAL SLICK ROAD CONDITIONS BECAUSE OF PACK SNOW/ICE SHOULD CONTINUE. * WINDS: NORTHEAST SUSTAINED AT 15 TO 25 MPH WITH HIGHER GUSTS. * WINDCHILL: VALUES OF ZERO TO 10 ABOVE MONDAY MORNING. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 93 SULA TO LOST TRAIL PASS...LOLO PASS PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...BLOWING SNOW...OR ICE ACCUMULATIONS WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ IDZ010-290200- /O.CON.KMSO.WW.Y.0039.000000T0000Z-131029T1200Z/ EASTERN LEMHI COUNTY- 1154 AM MDT MON OCT 28 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT TUESDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT TUESDAY. * IMPACTS/TIMING: PERIODS OF LIGHT TO MODERATE SNOW WILL FALL THIS MORNING AND CONTINUE INTO TONIGHT. SNOW WILL ALSO COMBINE WITH WIND OVER GILMORE SUMMIT. RAPIDLY CHANGING ROAD CONDITIONS ARE MOST LIKELY FROM LEMHI SOUTH THROUGH GILMORE SUMMIT ON HIGHWAY 28. PLACES SUCH AS SALMON WILL ONLY SEE LIGHT SNOW WITH LESS THAN 1 INCH OF SNOW POSSIBLE AND LITTLE TO NO IMPACT TO ROADWAYS. * WINDS: EAST AND SOUTHEAST SUSTAINED AT 15 TO 25 MPH WITH HIGHER GUSTS. * SNOW ACCUMULATIONS: 2 TO 5 INCHES ON LOST TRAIL PASS AND FROM LEMHI THROUGH GILMORE SUMMIT... UP TO 8 INCHES ABOVE 8000 FEET... AND LITTLE TO NO ACCUMULATION ELSEWHERE. * LOCATIONS IMPACTED INCLUDE...BANNOCK PASS...HIGHWAY 28 TENDOY TO LONE PINE...HIGHWAY 93 LOST TRAIL PASS TO GIBBONSVILLE... LEMHI PASS...SALMON PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...BLOWING SNOW...OR ICE ACCUMULATIONS WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$
224 WWUS45 KMSO 282004 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 204 PM MDT MON OCT 28 2013 IDZ010-290415- /O.UPG.KMSO.WW.Y.0039.000000T0000Z-131029T1200Z/ /O.EXB.KMSO.WS.W.0005.131028T2004Z-131029T1200Z/ EASTERN LEMHI COUNTY- 204 PM MDT MON OCT 28 2013 ...WINTER STORM WARNING IN EFFECT UNTIL 6 AM MDT TUESDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WARNING FOR GILMORE SUMMIT AND BANNOCK PASS FOR SNOW...BLOWING SNOW...AND POOR HAZARDOUS TRAVEL CONDITIONS...WHICH IS IN EFFECT UNTIL 6 AM MDT TUESDAY. THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. * IMPACTS/TIMING: PERIODS OF SNOW WILL OCCUR THROUGH TONIGHT. MODERATE EAST WINDS WILL CREATE BLOWING SNOW AT TIMES AND VERY LOW VISIBILITIES. TRAVEL OVER GILMORE SUMMIT AND BANNOCK PASS WILL BE QUITE DIFFICULT AT TIMES WITH ICE/SNOW COVERED ROADS ADDING TO THE BAD CONDITIONS. * WINDS: EAST AND SOUTHEAST SUSTAINED AT 15 TO 25 MPH WITH HIGHER GUSTS. * SNOW ACCUMULATIONS: 4 TO 6 INCHES ON GILMORE SUMMIT AND BANNOCK PASS AND UP TO 10 INCHES ABOVE 8000 FEET... AND LITTLE TO NO ACCUMULATION ELSEWHERE. * LOCATIONS IMPACTED INCLUDE...BANNOCK PASS...HIGHWAY 28 OVER GILMORE SUMMIT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... BLOWING SNOW...OR ICE ACCUMULATIONS ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ MTZ007-043-290415- /O.CON.KMSO.WS.W.0005.000000T0000Z-131029T0000Z/ /O.CON.KMSO.WC.Y.0001.131029T0000Z-131029T1200Z/ BUTTE/BLACKFOOT REGION-POTOMAC/SEELEY LAKE REGION- 204 PM MDT MON OCT 28 2013 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING... ...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 6 AM MDT TUESDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING. A WIND CHILL ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 6 AM MDT TUESDAY. * IMPACTS/TIMING: THE SNOW HAS DECREASED THIS AFTERNOON. HOWEVER, VERY SLICK AND VARIABLE ROAD CONDITIONS SHOULD CONTINUE THROUGH THIS AFTERNOON. TRAVELERS CAN EXPECT DRY ROADS IN SOME AREAS, BUT SUDDEN CHANGES TO SNOW/ICE PACK AND DRIFTING/BLOWING SNOW. VERY LOW WIND CHILLS CAN BE EXPECTED THROUGH TONIGHT. * WINDS: NORTHEAST SUSTAINED AT 15 TO 25 MPH WITH HIGHER GUSTS. * WINDCHILL: VALUES OF 10 BELOW TO 5 ABOVE TONIGHT. * LOCATIONS IMPACTED INCLUDE...BUTTE...GEORGETOWN LAKE...HIGHWAY 12 GARRISON TO ELLISTON...MACDONALD PASS...I-90 MAINLY EAST OF WARM SPRINGS TO HOMESTAKE PASS PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... BLOWING SNOW...OR ICE ACCUMULATIONS ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. && $$ MTZ002-290000- /O.CON.KMSO.WS.W.0005.000000T0000Z-131029T0000Z/ WEST GLACIER REGION- 204 PM MDT MON OCT 28 2013 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING. * IMPACTS/TIMING: SNOW AND BLOWING SNOW REDUCING VISIBILITY... COMBINED WITH SLICK ROADS CONTINUE TO RESULT IN POOR DRIVING CONDITIONS OVER HIGHWAY 2 BETWEEN ESSEX AND MARIAS PASS. LOCATIONS BELOW PASS LEVEL WILL ONLY SEE VERY LIGHT SNOW AND BREEZY WINDS THROUGH THIS MORNING. * WINDS: NORTH TO NORTHEAST AT 20 TO 30 MPH WITH GUSTS 35 TO 45 MPH. * WINDCHILL: VALUES OF ZERO TO 10 ABOVE THIS MORNING. * LOCATIONS IMPACTED INCLUDE...BAD ROCK CANYON...ESSEX...HIGHWAY 83 BIGFORK TO SWAN LAKE...MARIAS PASS...POLEBRIDGE $$ MTZ006-290000- /O.CON.KMSO.WW.Y.0039.000000T0000Z-131029T0000Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 204 PM MDT MON OCT 28 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING. * IMPACTS/TIMING: SNOW HAS DECREASED THIS AFTERNOON. HOWEVER, LOCAL SLICK ROADS CONTINUE OVER THE HIGHER MOUNTAIN PASSES SUCH AS LOST TRAIL PASS ON HIGHWAY 93 AND SKALKAHO SUMMIT. * WINDS: NORTHEAST SUSTAINED AT 15 TO 25 MPH WITH HIGHER GUSTS. * WINDCHILL: VALUES OF ZERO TO 10 ABOVE MONDAY MORNING. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 93 SULA TO LOST TRAIL PASS...LOLO PASS PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...BLOWING SNOW...OR ICE ACCUMULATIONS WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ MTZ005-290415- /O.CON.KMSO.WC.Y.0001.131029T0000Z-131029T1200Z/ MISSOULA/BITTERROOT VALLEYS- 204 PM MDT MON OCT 28 2013 ...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 6 AM MDT TUESDAY... A WIND CHILL ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 6 AM MDT TUESDAY. * IMPACTS/TIMING: GUSTY EAST TO NORTHEAST WINDS SHOULD PRODUCE LOW WIND CHILL VALUES TONIGHT. THE LOWEST WIND CHILLS SHOULD BE IN THE EAST MISSOULA AREA. * WIND CHILL VALUES: ZERO TO 10 ABOVE. * LOCATIONS IMPACTED INCLUDE...BITTERROOT VALLEY...MISSOULA PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. && $$
874 WWUS45 KMSO 282359 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 559 PM MDT MON OCT 28 2013 MTZ007-043-291200- /O.EXP.KMSO.WS.W.0005.000000T0000Z-131029T0000Z/ /O.CON.KMSO.WC.Y.0001.131029T0000Z-131029T1200Z/ BUTTE/BLACKFOOT REGION-POTOMAC/SEELEY LAKE REGION- 559 PM MDT MON OCT 28 2013 ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT TUESDAY... ...WINTER STORM WARNING WILL EXPIRE AT 6 PM MDT THIS EVENING... THE WINTER STORM WARNING WILL EXPIRE AT 6 PM MDT THIS EVENING. A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT TUESDAY. * IMPACTS/TIMING: ALTHOUGH AREAS OF LIGHT SNOW WILL CONTINUE, THE WINTER STORM WARNING HAS BEEN ALLOWED TO EXPIRE. TRAVELERS CAN EXPECT DRY ROADS IN SOME AREAS...BUT CHANGES TO QUICKLY TO SNOW/ICE ON SOME SECONDARY ROADS. VERY LOW WIND CHILLS CAN STILL BE EXPECTED THROUGH TONIGHT. * WINDS: NORTHEAST SUSTAINED AT 15 TO 25 MPH WITH HIGHER GUSTS WILL DIMINISH TO 10 TO 15 MPH AFTER MIDNIGHT. * WINDCHILL: VALUES OF 10 BELOW TO 5 ABOVE TONIGHT. * LOCATIONS IMPACTED INCLUDE...BUTTE...GEORGETOWN LAKE...HIGHWAY 12 GARRISON TO ELLISTON...MACDONALD PASS...HIGHWAY 200 BONNER TO GREENOUGH...HIGHWAY 83 SEELEY LAKE TO CONDON...I-90 EAST MISSOULA TO BEARMOUTH PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. && $$ MTZ002-290100- /O.EXP.KMSO.WS.W.0005.000000T0000Z-131029T0000Z/ WEST GLACIER REGION- 559 PM MDT MON OCT 28 2013 ...WINTER STORM WARNING WILL EXPIRE AT 6 PM MDT THIS EVENING... THE WINTER STORM WARNING WILL EXPIRE AT 6 PM MDT THIS EVENING. ALTHOUGH AREAS OF LIGHT SNOW WILL CONTINUE AND SOME ROADWAYS REMAIN ICY IN SPOTS, THE WINTER STORM WARMING HAS BEEN ALLOWED TO EXPIRE. $$ MTZ006-290100- /O.EXP.KMSO.WW.Y.0039.000000T0000Z-131029T0000Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 559 PM MDT MON OCT 28 2013 ...WINTER WEATHER ADVISORY WILL EXPIRE AT 6 PM MDT THIS EVENING... THE WINTER WEATHER ADVISORY WILL EXPIRE AT 6 PM MDT THIS EVENING. ALTHOUGH AREAS OF LIGHT SNOW WILL CONTINUE AND SOME ROADWAYS REMAIN ICY IN SPOTS, THE WINTER STORM WARMING HAS BEEN ALLOWED TO EXPIRE. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 93 SULA TO LOST TRAIL PASS...LOLO PASS $$ IDZ010-291200- /O.CON.KMSO.WS.W.0005.000000T0000Z-131029T1200Z/ EASTERN LEMHI COUNTY- 559 PM MDT MON OCT 28 2013 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM MDT TUESDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM MDT TUESDAY. * IMPACTS/TIMING: PERIODS OF SNOW WILL OCCUR THROUGH TONIGHT. MODERATE EAST WINDS WILL CREATE BLOWING SNOW AT TIMES AND VERY LOW VISIBILITIES. TRAVEL OVER GILMORE SUMMIT AND BANNOCK PASS WILL BE QUITE DIFFICULT AT TIMES WITH ICE/SNOW COVERED ROADS ADDING TO THE BAD CONDITIONS. * WINDS: EAST AND SOUTHEAST SUSTAINED AT 15 TO 25 MPH WITH HIGHER GUSTS. * SNOW ACCUMULATIONS: 4 TO 6 INCHES ON GILMORE SUMMIT AND BANNOCK PASS AND UP TO 10 INCHES ABOVE 8000 FEET... AND LITTLE TO NO ACCUMULATION ELSEWHERE. * LOCATIONS IMPACTED INCLUDE...BANNOCK PASS...HIGHWAY 28 TENDOY TO LONE PINE...LEMHI PASS PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... BLOWING SNOW...OR ICE ACCUMULATIONS ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ MTZ005-291200- /O.CON.KMSO.WC.Y.0001.131029T0000Z-131029T1200Z/ MISSOULA/BITTERROOT VALLEYS- 559 PM MDT MON OCT 28 2013 ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT TUESDAY... A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT TUESDAY. * IMPACTS/TIMING: GUSTY EAST TO NORTHEAST WINDS SHOULD PRODUCE LOW WIND CHILL VALUES TONIGHT. THE LOWEST WIND CHILLS SHOULD BE IN THE EAST MISSOULA AREA. * WIND CHILL VALUES: ZERO TO 10 ABOVE. * LOCATIONS IMPACTED INCLUDE...BITTERROOT VALLEY...MISSOULA PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. && $$
129 WWUS45 KMSO 290941 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 341 AM MDT TUE OCT 29 2013 IDZ010-291500- /O.EXT.KMSO.WS.W.0005.000000T0000Z-131029T1500Z/ EASTERN LEMHI COUNTY- 341 AM MDT TUE OCT 29 2013 ...WINTER STORM WARNING NOW IN EFFECT UNTIL 9 AM MDT THIS MORNING... THE WINTER STORM WARNING IS NOW IN EFFECT UNTIL 9 AM MDT THIS MORNING. * IMPACTS/TIMING: TRAVEL OVER HIGHWAY 28 SOUTH OF LEADORE WILL CONTINUE TO BE TREACHEROUS THIS MORNING DUE TO BLOWING SNOW REDUCING VISIBILITY AT TIMES AND ICY/SNOW COVERED ROAD SURFACES. PERIODS OF LIGHT SNOW WILL CONTINUE THIS MORNING ALTHOUGH FURTHER ACCUMULATIONS ARE EXPECTED TO BE LIGHT. * WINDS: EAST AND SOUTHEAST SUSTAINED AT 10 TO 20 MPH WITH HIGHER GUSTS. * LOCATIONS IMPACTED INCLUDE...BANNOCK PASS...HIGHWAY 28 TENDOY TO LONE PINE...LEMHI PASS PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... BLOWING SNOW...OR ICE ACCUMULATIONS ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ MTZ007-043-291500- /O.EXT.KMSO.WC.Y.0001.000000T0000Z-131029T1500Z/ BUTTE/BLACKFOOT REGION-POTOMAC/SEELEY LAKE REGION- 341 AM MDT TUE OCT 29 2013 ...WIND CHILL ADVISORY NOW IN EFFECT UNTIL 9 AM MDT THIS MORNING... THE WIND CHILL ADVISORY IS NOW IN EFFECT UNTIL 9 AM MDT THIS MORNING. * IMPACTS/TIMING: GUSTY EAST TO SOUTHEAST WINDS SHOULD PRODUCE LOW WIND CHILL VALUES EARLY THIS MORNING. * WIND CHILL VALUES: ZERO TO 10 ABOVE. * LOCATIONS IMPACTED INCLUDE...BUTTE...GEORGETOWN LAKE...HIGHWAY 12 GARRISON TO ELLISTON...MACDONALD PASS...HIGHWAY 200 BONNER TO GREENOUGH...HIGHWAY 83 SEELEY LAKE TO CONDON...I-90 EAST MISSOULA TO BEARMOUTH PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. && $$ MTZ005-291500- /O.EXT.KMSO.WC.Y.0001.000000T0000Z-131029T1500Z/ MISSOULA/BITTERROOT VALLEYS- 341 AM MDT TUE OCT 29 2013 ...WIND CHILL ADVISORY NOW IN EFFECT UNTIL 9 AM MDT THIS MORNING... THE WIND CHILL ADVISORY IS NOW IN EFFECT UNTIL 9 AM MDT THIS MORNING. * IMPACTS/TIMING: GUSTY EAST TO NORTHEAST WINDS SHOULD PRODUCE LOW WIND CHILL VALUES EARLY THIS MORNING. THE LOWEST WIND CHILLS SHOULD BE IN THE EAST MISSOULA AREA. * WIND CHILL VALUES: ZERO TO 10 ABOVE. * LOCATIONS IMPACTED INCLUDE...BITTERROOT VALLEY...MISSOULA PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. && $$
350 WWUS45 KMSO 291447 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 847 AM MDT TUE OCT 29 2013 IDZ010-291600- /O.EXP.KMSO.WS.W.0005.000000T0000Z-131029T1500Z/ EASTERN LEMHI COUNTY- 847 AM MDT TUE OCT 29 2013 ...WINTER STORM WARNING WILL EXPIRE AT 9 AM MDT THIS MORNING... THE WINTER STORM WARNING WILL EXPIRE AT 9 AM MDT THIS MORNING. LIGHT SNOW WILL LINGER IN THE EXTREME SOUTHERN PORTION OF LEMHI COUNTY THROUGH THIS MORNING. BUT IDAHO TRANSPORTATION DEPARTMENT ROADSIDE CAMERAS SHOW IMPROVING ROAD CONDITIONS AND DECREASED IMPACT. $$ MTZ007-043-291600- /O.EXP.KMSO.WC.Y.0001.000000T0000Z-131029T1500Z/ BUTTE/BLACKFOOT REGION-POTOMAC/SEELEY LAKE REGION- 847 AM MDT TUE OCT 29 2013 ...WIND CHILL ADVISORY WILL EXPIRE AT 9 AM MDT THIS MORNING... THE WIND CHILL ADVISORY WILL EXPIRE AT 9 AM MDT THIS MORNING. WINDS HAVE DIMINISHED ACROSS THE REGION. $$ MTZ005-291600- /O.EXP.KMSO.WC.Y.0001.000000T0000Z-131029T1500Z/ MISSOULA/BITTERROOT VALLEYS- 847 AM MDT TUE OCT 29 2013 ...WIND CHILL ADVISORY WILL EXPIRE AT 9 AM MDT THIS MORNING... THE WIND CHILL ADVISORY WILL EXPIRE AT 9 AM MDT THIS MORNING. WINDS HAVE DIMINISHED ACROSS THE AREA. $$
What forecasters said that day
The local office's own words before this winter storm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Missoula, MT wrote its last area forecast discussion before this winter storm warning went out at Oct 26, 3:55 AM MDT, 9 hours 59 minutes earlier.
Area forecast discussion, Oct 26, 3:55 AM MDT, 9 hours 59 minutes before
Area Forecast Discussion
National Weather Service Missoula MT
355 AM MDT Sat Oct 26 2013
...COLD FRONT STILL ON TRACK FOR LATE SUNDAY...
.DISCUSSION...Today will be the last sunny and mild autumn day we see
over the next several days. The impressive cold front and
associated arctic airmass are still on track to impact the
Northern Rockies beginning mid to late in the day Sunday and last
through the day Monday.
There are three major impacts the region should be prepared for:
1) HAZARDOUS TRAVEL FROM SNOW & BLOWING SNOW: As the cold front
tracks south out of Canada, it will bring an initial burst of
rain, which will change over to snowfall, beginning late Sunday.
Snow will then occur overnight, with temperatures and snow levels
dropping rapidly. Any rainfall that falls on roadways could
quickly freeze overnight, making for very slick driving conditions Monday
morning. At higher elevations, snow and blowing snow will reduce
visibilities over mountain passes and make driving quite difficult
for a prolonged period of time.
2) STRONG WINDS WITH COLD FRONT PASSAGE: Due to the impressive
surge of cold air into the region, strong north to northeast
winds will develop Sunday evening into Monday morning. The
strongest winds are expected across the Flathead valley, as well
as through the Blackfoot/Upper Clark Fork regions into the
Missoula valley. Strong winds could cause difficulty for high
profile vehicles, lead to downed branches, and create dangerously
large waves on Flathead Lake. Another side effect from the winds
will be uncomfortable wind chills by Monday morning.
3) UNSEASONABLY COLD TEMPERATURES: A rapid change from well above
normal temperatures to well below normal temperatures will occur
Sunday night into Monday. Temperatures will fall as much as 30 degrees
from Saturday's high temperatures to Monday's high temperatures.
Overnight temperatures will plummet both Monday night and Tuesday
night as skies clear out, with temperatures in the mid to low
teens in valleys of western Montana (even some single digits for
valleys along the Continental Divide) and low to mid 20s for north
central Idaho. Temperatures will slowly moderate by mid to late in
the week.
Numerous wind/winter weather products have been issued. Please
visit www.weather.gov/missoula for information and updates.
Northwest flow is expected to develop over the region by Thursday
and Friday, allowing for slightly warmer temperatures, cloud cover
and a chance of rain/mountain snow showers.
&&
.AVIATION...Fog and low stratus has re-developed this morning in
the valleys of northwest Montana and north-central Idaho, causing
lowered ceilings and visibility. The main airfield impacted will
be KGPI, although KMSO may see some patchy river fog towards
sunrise. Fog will be slow to burn off, particularly across
northwest Montana where improvements in ceiling and visibility
may not be seen until 26/1700z. Otherwise, clear skies and light
winds can be expected across the Northern Rockies.
&&
.MSO WATCHES/WARNINGS/ADVISORIES...
MT...WINTER STORM WATCH from Sunday evening through Monday afternoon
Bitterroot/Sapphire Mountains...Butte/Blackfoot Region.
HIGH WIND WATCH from Sunday evening through Monday morning
Flathead/Mission Valleys.
WINTER STORM WATCH from Sunday afternoon through Monday
afternoon Potomac/Seeley Lake Region...West Glacier Region.
ID...None.
&&
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Everything else NWS Missoula, MT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 26, 1:56 PM MDT | High Wind Warning | MSO | Flathead, Lake, Sanders | 46 hr |
| Oct 26, 1:56 PM MDT | Wind Advisory | MSO | Flathead, Lincoln, Mineral, Missoula, Ravalli, Sanders | 46 hr |
Nearby
Winter Storm Warnings in Montana, 2013Winter Storm Warnings in Idaho, 2013Every winter storm warning in 2013
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.