Alert archive / Montana / Winter Storm Warnings in 2012
Winter Storm Warning 4, NWS Missoula, MT
NWS Missoula, MT issued this winter storm warning at Mar 16, 2012, 10:33 PM MDT for Lemhi County, Idaho; 6 counties in Montana. It took effect at Mar 17, 2012, 6:00 AM MDT. It was in force for 54 hr. 41 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
- Mar 16, 2012, 10:33 PM MDT (04:33 UTC)
- In effect from
- Mar 17, 2012, 6:00 AM MDT
- Expired
- Mar 19, 2012, 12:00 PM MDT
- In force
- 54 hr
- Issued by
- NWS Missoula, MT
Counties Lemhi County, ID, Deer Lodge County, MT, Granite County, MT, Missoula County, MT, Powell County, MT, Ravalli County, MT, Silver Bow County, MT
The radar
The Missoula radar (KMSX), 104 km from the middle of the area, began a volume at 04:32 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 |
|---|---|---|---|
| Mar 17, 9:00 AM MDT | HEAVY SNOW 9.1 | 37 Ne Mackay, ID | 40-HOUR ACCUMULATION FROM THE MEADOW LAKE SNOTEL SITE, ELEVATION 9,150 FEET |
| Mar 18, 3:00 AM MDT | SNOW 7 | 7 Wsw Gilmore, ID | 24 HOUR SNOWFALL AT MOONSHINE SNOTEL AT 7500 FT. |
| Mar 18, 5:46 AM MDT | SNOW 7 | Lost Trail Pass, MT | LOST TRAIL SKI REPORT FOR THE LODGE WHICH IS AT 7000 FT. |
| Mar 18, 6:32 AM MDT | SNOW 2 | 11 N Missoula, MT | SNOWBOWL SKI RESORT SNOW REPORT FOR THE BASE WHICH HAS AN ELEVATION OF 5000 FT. |
| Mar 18, 6:42 AM MDT | SNOW 8 | 5 Sse Philipsburg, MT | DISCOVERY SKI RESORT SKI REPORT FOR SUMMIT WHICH IS AT 8158 FT. |
| Mar 18, 7:00 AM MDT | SNOW 1.9 | 1 Nnw Evaro, MT | 24 HOUR SNOWFALL. SNOW WATER EQUIVALENT WAS 0.15 INCHES. 0.17 INCHES 24 HOUR PRECIPITATION. ELEVATION 4000 FT. |
| Mar 18, 7:00 AM MDT | SNOW 2 | 3 Sse May, ID | 24 HOUR SNOWFALL TOTAL. 0.25 INCHES OF PRECIPITATION FELL DURING THIS TIME. 6 INCHES FELL IN 48 HOURS. ELEVATION IS 5050 FT. |
| Mar 18, 7:00 AM MDT | SNOW 4 | 3 Sse May, ID | 24 HOUR SNOWFALL TOTAL. 1.09 INCHES OF PRECIPITATION REPORTED. SNOW DEPTH 4 INCHES. ELEVATION 5050 FT. |
| Mar 18, 8:20 AM MDT | SNOW 1 | 1 N Butte, MT | ELEVATION 6172 FT. |
| Mar 18, 8:30 AM MDT | SNOW 3 | 4 S Janney, MT | STARTED 9 AM ON MARCH 17TH AS FLURRIES. SNOW MIXED WITH GRAUPEL IN THE AFTERNOON. ELEVATION IS 6429 FT. |
| Mar 18, 8:45 AM MDT | SNOW 1.3 | 3 Wsw Newcomb, MT | ELEVATION 6200 FT. |
| Mar 18, 9:00 AM MDT | HEAVY SNOW 7 | 1 Sw Georgetown, MT | 24 HOUR SNOWFALL. 0.28 INCHES OF PRECIPITATION. SNOW DEPTH IS 10 INCHES. ELEVATION 6410 FT. |
| Mar 18, 9:00 AM MDT | HEAVY SNOW 9 | Nne Leadore, ID | 5 INCHES FELL 9AM TO 9PM ON THE 17TH. 4 INCHES FELL FROM 9PM TO 9AM THIS AM. DEPTH IS 4 INCHES. HEAVY SNOW AT THE TIME OF THE REPORT. ELEVATION 5965 FT. |
| Mar 18, 9:45 AM MDT | SNOW 1.5 | 7 Sse Williams Lake, ID | FELL FROM 330AM TO 830 AM AND 10AM TO 12PM ON THE 17TH. 1.00 INCHES OF PRECIPITATION. ELEVATION 4335 FT. |
| Mar 18, 9:55 AM MDT | SNOW 2 | 6 Ssw Salmon, ID | SNOWFALL SINCE MIDNIGHT. CURRENTLY 1/2 MILE VISIBILITY WITH SNOW. |
| Mar 18, 10:35 AM MDT | HEAVY SNOW 6 | Nne Leadore, ID | CURRENT SNOW DEPTH. 2 INCHES SINCE 9 AM. 1/4 MILE VISIBILITY WITH TEMPERATURE OF 32 F. |
| Mar 18, 10:35 AM MDT | HEAVY SNOW 6 | Nne Leadore, ID | CURRENT SNOW DEPTH. 2 INCHES SINCE 9 AM. CURRENTLY HEAVY SNOW WITH 1/4 MILE VISIBILITY WITH TEMPERATURE OF 32 F. |
| Mar 18, 11:11 AM MDT | SNOW 4 | 4 Wnw Anaconda, MT | STARTED SOMETIME LAST NIGHT. ELEVATION 5500 FT. |
| Mar 18, 11:15 AM MDT | SNOW 4 | 3 N Anaconda, MT | TOTAL SNOWFALL SINCE LAST NIGHT. CURRENTLY SNOWING WITH VISIBILITY LESS THAN ONE MILE. |
| Mar 18, 11:30 AM MDT | SNOW 2.5 | 2 S Deer Lodge, MT | ELEVATION 4650 FT. |
| Mar 18, 11:47 AM MDT | SNOW 2.5 | 1 E Garrison, MT | SNOWFALL SINCE LAST NIGHT. CURRENTLY SNOW WITH 0.35 MILE VISIBILITY. ELEVATION 4418 FT. |
| Mar 18, 11:56 AM MDT | SNOW 1.8 | Ene Avon, MT | SNOW STARTED LAST NIGHT. ELEVATION 4705 FT. |
| Mar 18, 12:10 PM MDT | HEAVY SNOW 5 | Se Anaconda, MT | TOTAL SNOWFALL THIS MORNING. CURRENTLY HEAVY SNOW WITH 1 INCH PER HOUR RATES. 0.40 INCHES OF SNOW WATER EQUIVALENT. ELEVATION 5246 FT. |
| Mar 18, 12:25 PM MDT | HEAVY SNOW 5 | 5 Wnw Anaconda, MT | ELEVATION 5900 FT. CURRENTLY HEAVY SNOW WITH 200 YARDS VISIBILITY. |
| Mar 18, 1:10 PM MDT | HEAVY SNOW 9 | Se Anaconda, MT | TOTAL STORM ACCUMULATION. CURRENTLY HEAVY SNOW WITH 4 INCHES IN THE LAST 70 MINUTES. 0.65 INCHES OF PRECIPITATION. ELEVATION 5246 FT. |
| Mar 18, 1:20 PM MDT | SNOW 7.5 | 4 Wnw Anaconda, MT | STARTED SOMETIME LAST NIGHT. ELEVATION 5500 FT. HEAVY SNOW AT TIME OF REPORT. TEMPERATURE 33 DEG F. |
| Mar 18, 2:00 PM MDT | SNOW 4 | 1 E Garrison, MT | SNOWFALL SINCE LAST NIGHT. ELEVATION 4418 FT. |
| Mar 18, 2:20 PM MDT | HEAVY SNOW 5.5 | 3 Wsw Newcomb, MT | RECEIVED 3 INCHES FROM 1236 PM TO 220 PM. ELEVATION 6200 FT. |
| Mar 18, 2:42 PM MDT | HEAVY SNOW 6 | Deer Lodge, MT | TOTAL STORM SNOWFALL. VISIBILITY OF 1/4 MILE. |
| Mar 18, 2:43 PM MDT | HEAVY SNOW 0 | Butte, MT | SEVERE DRIVING CONDITIONS |
| Mar 18, 3:20 PM MDT | HEAVY SNOW 9 | 2 Sw Ovando, MT | COCORAHS MEMBER REPORTED 9 INCHES OF SNOWFELL IN 3 HOURS JUST SOUTH OF OVANDO, MT |
| Mar 18, 3:20 PM MDT | HEAVY SNOW 9 | 3 Sw Ovando, MT | COCORAHS MEMBER REPORTED 9 INCHES OF SNOWFELL IN 3 HOURS JUST SOUTH OF OVANDO, MT |
| Mar 18, 3:20 PM MDT | HEAVY SNOW 10 | Anaconda, MT | SPOTTER MEASURED 10 INCHES OF SNOW TODAY |
| Mar 18, 5:53 PM MDT | HEAVY SNOW 11.2 | Anaconda, MT | TRAINED WEATHER SPOTTER FROM ANACONDA MEASURED 11.2 INCHES OF SNOW FOR TODAY. |
| Mar 19, 4:00 AM MDT | HEAVY SNOW 7 | 1 W Lost Trail Pass, MT | SADDLE MOUNTAIN SNOTEL 10 HOUR SNOWFALL AMOUNT THAT FELL FROM 6PM ON THE 18TH. ELEVATION 7900 FT. |
| Mar 19, 5:39 AM MDT | HEAVY SNOW 8.8 | 4 Wnw West Valley, MT | 36 HOUR TOTAL STORM SNOWFALL. 2.3 INCHES FELL OVERNIGHT. SNOW DEPTH IS 7.0 INCHES. ELEVATION IS 5800 FT. |
| Mar 19, 6:00 AM MDT | SNOW 1 | 5 E Missoula, MT | 24 HOUR SNOWFALL. SNOW WATER EQUIVALENT WAS 0.07 INCHES. ELEVATION 3275 FT. |
| Mar 19, 6:30 AM MDT | SNOW 5 | 5 Sse Philipsburg, MT | 24 HOUR SNOWFALL TOTAL AT DISCOVERY SKI RESORT SUMMIT AT 8158 FT. 13 INCHES FELL IN 48 HOURS. |
| Mar 19, 6:40 AM MDT | SNOW 1 | 11 N Missoula, MT | SNOWBOWL SKI RESORT REPORT FOR THE BASE WHICH IS AT 5000 FT. |
| Mar 19, 8:28 AM MDT | HEAVY SNOW 7 | 2 Sse Butte, MT | SNOW DEPTH FROM SNOW THAT FELL IN THE LAST 24 HOURS. ESTIMATED 2 INCHES FELL OVERNIGHT. CURRENTLY 1/2 MILE VISIBILITY WITH SNOW. ELEVATION 5484 FT. |
| Mar 19, 9:00 AM MDT | HEAVY SNOW 16.5 | Georgetown, MT | 24 HOUR SNOW TOTAL. |
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 00:00Z, 4.6 hours before the alert went out and 258 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
- 1844 m above ground
- 0-6 km bulk shear
- 58 kt
- 0-1 km storm-relative helicity
- 33 m²/s²
- 0-3 km storm-relative helicity
- 19 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
249 WWUS45 KMSO 170433 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 1033 PM MDT FRI MAR 16 2012 IDZ010-171245- /O.UPG.KMSO.WW.Y.0025.120317T0600Z-120319T0000Z/ /O.NEW.KMSO.WS.W.0004.120317T1200Z-120319T0000Z/ /O.UPG.KMSO.WS.A.0004.120317T1200Z-120319T0000Z/ EASTERN LEMHI COUNTY- 1033 PM MDT FRI MAR 16 2012 ...WINTER STORM WARNING IN EFFECT FROM 6 AM SATURDAY TO 6 PM MDT SUNDAY FOR LOST TRAIL PASS... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WARNING ABOVE 6500 FEET FOR SNOW WHICH IS IN EFFECT FROM 6 AM SATURDAY TO 6 PM MDT SUNDAY. * IMPACTS/TIMING: ACCUMULATING SNOW IS EXPECTED TO IMPACT THE MOUNTAINOUS AREAS FROM LOST TRAIL PASS TO BANNOCK PASS AND LEMHI PASS THROUGH SUNDAY. ROADWAYS WILL BECOME SLICK AND SLUSHY AT TIMES. * SNOW ACCUMULATIONS: 4 TO 10 INCHES. * LOCATIONS IMPACTED INCLUDE...BANNOCK PASS...HIGHWAY 28 TENDOY TO LONE PINE...HIGHWAY 93 LOST TRAIL PASS TO GIBBONSVILLE... LEMHI PASS 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. && $$ MTZ006-171245- /O.UPG.KMSO.WS.A.0004.120317T1200Z-120319T0000Z/ /O.NEW.KMSO.WS.W.0004.120317T1200Z-120319T0000Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 1033 PM MDT FRI MAR 16 2012 ...WINTER STORM WARNING IN EFFECT FROM 6 AM SATURDAY TO 6 PM MDT SUNDAY FOR LOST TRAIL PASS... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WARNING FOR SNOW FOR LOST TRAIL PASS...WHICH IS IN EFFECT FROM 6 AM SATURDAY TO 6 PM MDT SUNDAY. * IMPACTS/TIMING: SNOW WILL IMPACT LOST TRAIL PASS THROUGH SUNDAY...CAUSING SLICK AND SLUSHY DRIVING CONDITIONS AT TIMES. * SNOW ACCUMULATIONS: UP TO 14 INCHES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... BLOWING SNOW...OR ICE ACCUMULATIONS ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ MTZ007-171245- /O.CON.KMSO.WW.Y.0025.120317T1200Z-120319T0600Z/ BUTTE/BLACKFOOT REGION- 1033 PM MDT FRI MAR 16 2012 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 AM SATURDAY TO MIDNIGHT MDT SUNDAY NIGHT... A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 AM SATURDAY TO MIDNIGHT MDT SUNDAY NIGHT. * IMPACTS/TIMING: SNOWY CONDITIONS WILL CREATE SLICK DRIVING CONDITIONS THROUGH GEORGETOWN LAKE AND PHILIPSBURG EARLY SATURDAY AND CONTINUE AT TIMES THROUGH SUNDAY. IN ANACONDA AND BUTTE...DIFFICULT DRIVING CONDITIONS ARE ALSO EXPECTED DUE TO PRECIPITATION CHANGING BETWEEN SNOW AND RAIN THROUGHOUT THE DAY. * SNOW ACCUMULATIONS: GEORGETOWN LAKE: 10 TO 12 INCHES. PHILIPSBURG: 4 TO 8 INCHES. ANACONDA AND BUTTE: 3 TO 6 INCHES EXPECTED SATURDAY NIGHT INTO SUNDAY. * LOCATIONS IMPACTED INCLUDE...BUTTE...GEORGETOWN LAKE...HIGHWAY 12 GARRISON TO ELLISTON...MACDONALD PASS && $$
11 follow-up statements
187 WWUS45 KMSO 170505 AAA WSWMSO URGENT - WINTER WEATHER MESSAGE...UPDATED NATIONAL WEATHER SERVICE MISSOULA MT 1105 PM MDT FRI MAR 16 2012 IDZ010-171200- /O.CON.KMSO.WS.W.0004.120317T1200Z-120319T0000Z/ EASTERN LEMHI COUNTY- 1105 PM MDT FRI MAR 16 2012 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 AM SATURDAY TO 6 PM MDT SUNDAY ABOVE 6500 FEET... A WINTER STORM WARNING ABOVE 6500 FEET REMAINS IN EFFECT FROM 6 AM SATURDAY TO 6 PM MDT SUNDAY. * IMPACTS/TIMING: ACCUMULATING SNOW IS EXPECTED TO IMPACT AREAS LOCATED ABOVE 6500 FEET. ROADWAYS WILL BECOME SLICK AND SLUSHY AT TIMES AND CREATE DIFFICULT DRIVING CONDITIONS. * SNOW ACCUMULATIONS: 4 TO 10 INCHES. * LOCATIONS IMPACTED INCLUDE...BANNOCK PASS...HIGHWAY 28 TENDOY TO LONE PINE...HIGHWAY 93 LOST TRAIL PASS TO GIBBONSVILLE... LEMHI PASS $$ MTZ006-171200- /O.CON.KMSO.WS.W.0004.120317T1200Z-120319T0000Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 1105 PM MDT FRI MAR 16 2012 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 AM SATURDAY TO 6 PM MDT SUNDAY FOR LOST TRAIL PASS... A WINTER STORM WARNING FOR LOST TRAIL PASS REMAINS IN EFFECT FROM 6 AM SATURDAY TO 6 PM MDT SUNDAY. * IMPACTS/TIMING: SNOW WILL IMPACT LOST TRAIL PASS THROUGH SUNDAY...CAUSING SLICK AND SLUSHY DRIVING CONDITIONS AT TIMES. * SNOW ACCUMULATIONS: UP TO 14 INCHES. 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. && $$ MTZ007-171200- /O.CON.KMSO.WW.Y.0025.120317T1200Z-120319T0600Z/ BUTTE/BLACKFOOT REGION- 1105 PM MDT FRI MAR 16 2012 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 AM SATURDAY TO MIDNIGHT MDT SUNDAY NIGHT... A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 AM SATURDAY TO MIDNIGHT MDT SUNDAY NIGHT. * IMPACTS/TIMING: SNOWY CONDITIONS WILL CREATE SLICK DRIVING CONDITIONS THROUGH GEORGETOWN LAKE AND PHILIPSBURG EARLY SATURDAY AND CONTINUE AT TIMES THROUGH SUNDAY. IN ANACONDA AND BUTTE...DIFFICULT DRIVING CONDITIONS ARE ALSO EXPECTED DUE TO PRECIPITATION CHANGING BETWEEN SNOW AND RAIN THROUGHOUT THE DAY. * SNOW ACCUMULATIONS: GEORGETOWN LAKE: 10 TO 12 INCHES. PHILIPSBURG: 4 TO 8 INCHES. ANACONDA AND BUTTE: 3 TO 6 INCHES EXPECTED SATURDAY NIGHT INTO SUNDAY. * LOCATIONS IMPACTED INCLUDE...BUTTE...GEORGETOWN LAKE...HIGHWAY 12 GARRISON TO ELLISTON...MACDONALD PASS $$
695 WWUS45 KMSO 171124 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 524 AM MDT SAT MAR 17 2012 IDZ010-172100- /O.CON.KMSO.WS.W.0004.120317T1200Z-120319T0000Z/ EASTERN LEMHI COUNTY- 524 AM MDT SAT MAR 17 2012 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT SUNDAY ABOVE 6500 FEET... A WINTER STORM WARNING ABOVE 6500 FEET REMAINS IN EFFECT UNTIL 6 PM MDT SUNDAY. * IMPACTS/TIMING: ACCUMULATING SNOW IS EXPECTED TO IMPACT AREAS LOCATED ABOVE 6500 FEET. ROADWAYS WILL BECOME SLICK AND SLUSHY AT TIMES AND CREATE DIFFICULT DRIVING CONDITIONS. * SNOW ACCUMULATIONS: 4 TO 10 INCHES. * LOCATIONS IMPACTED INCLUDE...BANNOCK PASS...HIGHWAY 28 TENDOY TO LONE PINE...HIGHWAY 93 LOST TRAIL PASS TO GIBBONSVILLE... LEMHI PASS $$ MTZ006-172100- /O.CON.KMSO.WS.W.0004.120317T1200Z-120319T0000Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 524 AM MDT SAT MAR 17 2012 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT SUNDAY FOR LOST TRAIL PASS... A WINTER STORM WARNING FOR LOST TRAIL PASS REMAINS IN EFFECT UNTIL 6 PM MDT SUNDAY. * IMPACTS/TIMING: SNOW WILL IMPACT LOST TRAIL PASS THROUGH SUNDAY...CAUSING SLICK AND SLUSHY DRIVING CONDITIONS AT TIMES. * SNOW ACCUMULATIONS: UP TO 14 INCHES. && $$ MTZ007-172100- /O.CON.KMSO.WW.Y.0025.120317T1200Z-120319T0600Z/ BUTTE/BLACKFOOT REGION- 524 AM MDT SAT MAR 17 2012 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT MDT SUNDAY NIGHT... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT MDT SUNDAY NIGHT. * IMPACTS/TIMING: SNOWY CONDITIONS WILL CREATE SLICK DRIVING CONDITIONS THROUGH GEORGETOWN LAKE AND PHILIPSBURG TODAY AND CONTINUE AT TIMES THROUGH SUNDAY. * IN ANACONDA AND BUTTE...DIFFICULT DRIVING CONDITIONS ARE ALSO EXPECTED DUE TO PRECIPITATION CHANGING BETWEEN SNOW AND RAIN THROUGHOUT THE DAY. * SNOW ACCUMULATIONS: GEORGETOWN LAKE: 10 TO 12 INCHES. PHILIPSBURG: 4 TO 8 INCHES. ANACONDA AND BUTTE: 3 TO 6 INCHES EXPECTED TONIGHT INTO SUNDAY. * LOCATIONS IMPACTED INCLUDE...BUTTE...PHILIPSBURG...GEORGETOWN LAKE...HIGHWAY 12 GARRISON TO ELLISTON...MACDONALD PASS $$
703 WWUS45 KMSO 172037 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 237 PM MDT SAT MAR 17 2012 IDZ010-181200- /O.CON.KMSO.WS.W.0004.000000T0000Z-120319T0000Z/ EASTERN LEMHI COUNTY- 237 PM MDT SAT MAR 17 2012 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT SUNDAY ABOVE 6500 FEET... A WINTER STORM WARNING ABOVE 6500 FEET REMAINS IN EFFECT UNTIL 6 PM MDT SUNDAY. * IMPACTS/TIMING: MODERATE TO HEAVY ACCUMULATING SNOW IS EXPECTED TO IMPACT AREAS LOCATED ABOVE 6500 FEET. LIGHT SNOW ACCUMULATIONS WILL IMPACT ELEVATIONS DOWN TO 4000 FEET...INCLUDING THE CITY OF SALMON. ROADWAYS WILL BECOME SLICK AND SLUSHY AT TIMES AND CREATE DIFFICULT DRIVING CONDITIONS. * SNOW ACCUMULATIONS: 10 TO 14 INCHES ABOVE 6500 FEET INCLUDING OVER GILMORE SUMMIT AND LOST TRAIL PASS. 1 TO 3 INCHES OF SNOW ARE POSSIBLE OVERNIGHT TONIGHT DOWN TO 4000 FEET...INCLUDING SALMON AND LEADORE. * LOCATIONS IMPACTED INCLUDE...BANNOCK PASS...HIGHWAY 28 TENDOY TO LONE PINE...HIGHWAY 93 LOST TRAIL PASS TO GIBBONSVILLE... LEMHI PASS $$ MTZ006-181200- /O.CON.KMSO.WS.W.0004.000000T0000Z-120319T0000Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 237 PM MDT SAT MAR 17 2012 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT SUNDAY FOR LOST TRAIL PASS... A WINTER STORM WARNING FOR LOST TRAIL PASS REMAINS IN EFFECT UNTIL 6 PM MDT SUNDAY. * IMPACTS/TIMING: SNOW WILL IMPACT LOST TRAIL PASS THROUGH SUNDAY...CAUSING SLICK AND SLUSHY DRIVING CONDITIONS AT TIMES. TRAVEL MAY BECOME HAZARDOUS. * SNOW ACCUMULATIONS: 10 TO 14 INCHES. && $$ MTZ007-181200- /O.CON.KMSO.WW.Y.0025.000000T0000Z-120319T0600Z/ BUTTE/BLACKFOOT REGION- 237 PM MDT SAT MAR 17 2012 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT MDT SUNDAY NIGHT... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT MDT SUNDAY NIGHT. * IMPACTS/TIMING: IN GEORGETOWN LAKE AND PHILIPSBURG...PERIODS OF MODERATE TO HEAVY SNOW WILL CONTINUE THIS AFTERNOON AND EARLY EVENING. IN BUTTE/ANACONDA AND ALONG THE INTERSTATE 90 CORRIDOR...RAIN IS EXPECTED TO CHANGE OVER TO SNOW TONIGHT. SNOW WILL CONTINUE ACROSS THE REGION THROUGH SUNDAY EVENING. ACCUMULATING SNOW WILL CREATE SLICK ROADS AND HAZARDOUS TRAVEL CONDITIONS...PARTICULARLY IN THE GEORGETOWN LAKE AREA AND OVER MACDONALD PASS. * SNOW ACCUMULATIONS: GEORGETOWN LAKE: 10 TO 14 INCHES BY SUNDAY EVENING. PHILIPSBURG: 6 TO 8 INCHES BY SUNDAY EVENING. ANACONDA AND BUTTE: 3 TO 5 INCHES EXPECTED TONIGHT INTO SUNDAY EVENING. * LOCATIONS IMPACTED INCLUDE...BUTTE...GEORGETOWN LAKE...HIGHWAY 12 GARRISON TO ELLISTON...MACDONALD PASS $$
927 WWUS45 KMSO 181140 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 540 AM MDT SUN MAR 18 2012 IDZ010-182115- /O.CON.KMSO.WS.W.0004.000000T0000Z-120319T0000Z/ EASTERN LEMHI COUNTY- 540 AM MDT SUN MAR 18 2012 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING ABOVE 6500 FEET... A WINTER STORM WARNING ABOVE 6500 FEET REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING. * IMPACTS/TIMING: MODERATE TO HEAVY ACCUMULATING SNOW IS EXPECTED TO IMPACT AREAS LOCATED ABOVE 6500 FEET. LIGHT SNOW ACCUMULATIONS WILL IMPACT ELEVATIONS DOWN TO 4000 FEET... INCLUDING THE CITY OF SALMON. ROADWAYS WILL BECOME SLICK AND SLUSHY AT TIMES AND CREATE DIFFICULT DRIVING CONDITIONS. * SNOW ACCUMULATIONS: 10 TO 14 INCHES ABOVE 6500 FEET INCLUDING OVER GILMORE SUMMIT AND LOST TRAIL PASS. * LOCATIONS IMPACTED INCLUDE...BANNOCK PASS...HIGHWAY 28 TENDOY TO LONE PINE...HIGHWAY 93 LOST TRAIL PASS TO GIBBONSVILLE... LEMHI PASS $$ MTZ006-182115- /O.CON.KMSO.WS.W.0004.000000T0000Z-120319T0000Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 540 AM MDT SUN MAR 18 2012 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING FOR LOST TRAIL PASS... A WINTER STORM WARNING FOR LOST TRAIL PASS REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING. * IMPACTS/TIMING: SNOW WILL CAUSE SLICK AND SLUSHY DRIVING CONDITIONS AT TIMES. TRAVEL MAY BECOME HAZARDOUS. * SNOW ACCUMULATIONS: 10 TO 14 INCHES. && $$ MTZ007-182115- /O.CON.KMSO.WW.Y.0025.000000T0000Z-120319T0600Z/ BUTTE/BLACKFOOT REGION- 540 AM MDT SUN MAR 18 2012 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT. * IMPACTS/TIMING: ACCUMULATING SNOW WILL CREATE SLICK ROADS AND HAZARDOUS TRAVEL CONDITIONS...PARTICULARLY IN THE GEORGETOWN LAKE AREA AND OVER MACDONALD PASS. * SNOW ACCUMULATIONS: GEORGETOWN LAKE: TOTAL OF 10 TO 14 INCHES. PHILIPSBURG: TOTAL OF 6 TO 8 INCHES. ANACONDA AND BUTTE: TOTAL OF 3 TO 5 INCHES. * LOCATIONS IMPACTED INCLUDE...BUTTE...GEORGETOWN LAKE...HIGHWAY 12 GARRISON TO ELLISTON...MACDONALD PASS $$
673 WWUS45 KMSO 181706 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 1106 AM MDT SUN MAR 18 2012 IDZ010-190500- /O.EXT.KMSO.WS.W.0004.000000T0000Z-120319T1200Z/ EASTERN LEMHI COUNTY- 1106 AM MDT SUN MAR 18 2012 ...WINTER STORM WARNING NOW IN EFFECT UNTIL 6 AM MDT MONDAY... THE WINTER STORM WARNING IS NOW IN EFFECT UNTIL 6 AM MDT MONDAY. * IMPACTS/TIMING: MODERATE TO HEAVY ACCUMULATING SNOW IS EXPECTED TO IMPACT AREAS LOCATED ABOVE 5000 FEET INCLUDING IN LEADORE. LIGHT SNOW ACCUMULATIONS WILL IMPACT ELEVATIONS BELOW 5000 FEET... INCLUDING THE CITY OF SALMON. ROADWAYS WILL BECOME SLICK AND SLUSHY AT TIMES AND CREATE HAZARDOUS DRIVING CONDITIONS. * SNOW ACCUMULATIONS: 10 TO 14 INCHES ABOVE 5000 FEET INCLUDING OVER GILMORE SUMMIT...LOST TRAIL PASS AND LEADORE. 4 TO 6 INCHES BELOW 5000 FEET INCLUDING SALMON. * LOCATIONS IMPACTED INCLUDE...BANNOCK PASS...HIGHWAY 28 TENDOY TO LONE PINE...HIGHWAY 93 LOST TRAIL PASS TO GIBBONSVILLE... LEMHI PASS...SALMON $$ MTZ006-190500- /O.EXT.KMSO.WS.W.0004.000000T0000Z-120319T1200Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 1106 AM MDT SUN MAR 18 2012 ...WINTER STORM WARNING NOW IN EFFECT UNTIL 6 AM MDT MONDAY FOR LOST TRAIL PASS... THE WINTER STORM WARNING FOR LOST TRAIL PASS IS NOW IN EFFECT UNTIL 6 AM MDT MONDAY. * IMPACTS/TIMING: SNOW WILL CAUSE SLICK AND SLUSHY DRIVING CONDITIONS AT TIMES. TRAVEL MAY BECOME HAZARDOUS. * SNOW ACCUMULATIONS: 10 TO 14 INCHES. && $$ MTZ007-190500- /O.CON.KMSO.WW.Y.0025.000000T0000Z-120319T0600Z/ BUTTE/BLACKFOOT REGION- 1106 AM MDT SUN MAR 18 2012 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT. * IMPACTS/TIMING: ACCUMULATING SNOW WILL CREATE SLICK ROADS AND HAZARDOUS TRAVEL CONDITIONS...PARTICULARLY IN THE GEORGETOWN LAKE AREA AND OVER MACDONALD PASS. * SNOW ACCUMULATIONS: GEORGETOWN LAKE: TOTAL OF 10 TO 14 INCHES. PHILIPSBURG: TOTAL OF 6 TO 8 INCHES. ANACONDA AND BUTTE: TOTAL OF 3 TO 5 INCHES. * LOCATIONS IMPACTED INCLUDE...BUTTE...GEORGETOWN LAKE...HIGHWAY 12 GARRISON TO ELLISTON...MACDONALD PASS $$
257 WWUS45 KMSO 181859 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 1259 PM MDT SUN MAR 18 2012 MTZ007-191200- /O.UPG.KMSO.WW.Y.0025.000000T0000Z-120319T0600Z/ /O.EXB.KMSO.WS.W.0004.000000T0000Z-120319T1800Z/ BUTTE/BLACKFOOT REGION- 1259 PM MDT SUN MAR 18 2012 ...WINTER STORM WARNING IN EFFECT UNTIL NOON MDT MONDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT UNTIL NOON MDT MONDAY. THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. * IMPACTS/TIMING: ACCUMULATING SNOW...HEAVY AT TIMES...WILL CREATE SLICK ROADS AND HAZARDOUS TRAVEL CONDITIONS. * SNOW ACCUMULATIONS: GEORGETOWN LAKE: AN ADDITIONAL 8 TO 10 INCHES. PHILIPSBURG/ANACONDA AND MACDONALD PASS: AN ADDITIONAL 6 TO 8 INCHES. BUTTE AND THE INTERSTATE 90 CORRIDOR: AN ADDITIONAL 4 TO 7 INCHES. * LOCATIONS IMPACTED INCLUDE...BUTTE...GEORGETOWN LAKE...HIGHWAY 12 GARRISON TO ELLISTON...MACDONALD 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. && $$ IDZ010-191200- /O.CON.KMSO.WS.W.0004.000000T0000Z-120319T1200Z/ EASTERN LEMHI COUNTY- 1259 PM MDT SUN MAR 18 2012 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM MDT MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM MDT MONDAY. * IMPACTS/TIMING: MODERATE TO HEAVY ACCUMULATING SNOW IS EXPECTED TO IMPACT AREAS LOCATED ABOVE 5000 FEET INCLUDING IN LEADORE. LIGHT SNOW ACCUMULATIONS WILL IMPACT ELEVATIONS BELOW 5000 FEET... INCLUDING THE CITY OF SALMON. ROADWAYS WILL BECOME SLICK AND SLUSHY AT TIMES AND CREATE HAZARDOUS DRIVING CONDITIONS. * SNOW ACCUMULATIONS: 10 TO 14 INCHES ABOVE 5000 FEET INCLUDING OVER GILMORE SUMMIT...LOST TRAIL PASS AND LEADORE. 4 TO 6 INCHES BELOW 5000 FEET INCLUDING SALMON. * LOCATIONS IMPACTED INCLUDE...BANNOCK PASS...HIGHWAY 28 TENDOY TO LONE PINE...HIGHWAY 93 LOST TRAIL PASS TO GIBBONSVILLE... LEMHI PASS...SALMON $$ MTZ006-191200- /O.CON.KMSO.WS.W.0004.000000T0000Z-120319T1200Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 1259 PM MDT SUN MAR 18 2012 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM MDT MONDAY FOR LOST TRAIL PASS... A WINTER STORM WARNING FOR LOST TRAIL PASS REMAINS IN EFFECT UNTIL 6 AM MDT MONDAY. * IMPACTS/TIMING: SNOW WILL CAUSE SLICK AND SLUSHY DRIVING CONDITIONS AT TIMES. TRAVEL MAY BECOME HAZARDOUS. * SNOW ACCUMULATIONS: 10 TO 14 INCHES. && $$ MTZ002-043-191200- /O.NEW.KMSO.WW.Y.0026.120318T1859Z-120319T1800Z/ WEST GLACIER REGION-POTOMAC/SEELEY LAKE REGION- 1259 PM MDT SUN MAR 18 2012 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL NOON MDT MONDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL NOON MDT MONDAY. * IMPACTS/TIMING: PERIODS OF LIGHT TO MODERATE SNOW WILL CAUSE SLICK ROADS AND DIFFICULT TRAVEL ACROSS THE AREA. * SNOW ACCUMULATIONS: 6 TO 8 INCHES OVER THE HIGHER TERRAIN AND MARIAS PASS. 2 TO 5 INCHES IN VALLEY LOCATIONS SUCH AS WEST GLACIER AND SEELEY LAKE. * LOCATIONS IMPACTED INCLUDE...BAD ROCK CANYON...ESSEX...HIGHWAY 83 BIGFORK TO SWAN LAKE...MARIAS PASS...POLEBRIDGE...HIGHWAY 200 BONNER TO GREENOUGH...HIGHWAY 83 SEELEY LAKE TO CONDON...I- 90 EAST MISSOULA TO BEARMOUTH PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ MTZ005-191200- /O.NEW.KMSO.WW.Y.0026.120319T0200Z-120319T1800Z/ MISSOULA/BITTERROOT VALLEYS- 1259 PM MDT SUN MAR 18 2012 ...WINTER WEATHER ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO NOON MDT MONDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 8 PM THIS EVENING TO NOON MDT MONDAY. * IMPACTS/TIMING: PERIODS OF LIGHT TO MODERATE SNOW WILL CAUSE SLICK ROADS AND DIFFICULT TRAVEL ACROSS THE AREA TONIGHT AND MONDAY MORNING. * SNOW ACCUMULATIONS: 2 TO 4 INCHES. * LOCATIONS IMPACTED INCLUDE...BITTERROOT VALLEY...MISSOULA PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$
286 WWUS45 KMSO 190359 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 959 PM MDT SUN MAR 18 2012 MTZ006-191200- /O.EXA.KMSO.WW.Y.0026.000000T0000Z-120319T1800Z/ /O.CON.KMSO.WS.W.0004.000000T0000Z-120319T1200Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 959 PM MDT SUN MAR 18 2012 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL NOON MDT MONDAY... ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM MDT MONDAY FOR LOST TRAIL PASS... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL NOON MDT MONDAY. A WINTER STORM WARNING FOR LOST TRAIL PASS REMAINS IN EFFECT UNTIL 6 AM MDT MONDAY. * IMPACTS/TIMING: PERIODS OF LIGHT TO MODERATE SNOW WILL CAUSE SLICK ROADS AND DIFFICULT TRAVEL ACROSS THE AREA. * SNOW ACCUMULATIONS: 10 TO 14 OVER LOST TRAIL PASS. ELSEWHERE... 2 TO 5 INCHES IN VALLEYS...WITH UP TO 7 INCHES OVER LOLO PASS. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 93 SULA TO LOST TRAIL PASS...LOLO PASS PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ IDZ010-191200- /O.CON.KMSO.WS.W.0004.000000T0000Z-120319T1200Z/ EASTERN LEMHI COUNTY- 959 PM MDT SUN MAR 18 2012 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM MDT MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM MDT MONDAY. * IMPACTS/TIMING: MODERATE TO HEAVY ACCUMULATING SNOW IS EXPECTED TO IMPACT AREAS LOCATED ABOVE 5000 FEET INCLUDING IN LEADORE. LIGHT SNOW ACCUMULATIONS WILL IMPACT ELEVATIONS BELOW 5000 FEET... INCLUDING THE CITY OF SALMON. ROADWAYS WILL BECOME SLICK AND SLUSHY AT TIMES AND CREATE HAZARDOUS DRIVING CONDITIONS. * SNOW ACCUMULATIONS: 10 TO 14 INCHES ABOVE 5000 FEET INCLUDING OVER GILMORE SUMMIT...LOST TRAIL PASS AND LEADORE. 4 TO 6 INCHES BELOW 5000 FEET INCLUDING SALMON. * LOCATIONS IMPACTED INCLUDE...BANNOCK PASS...HIGHWAY 28 TENDOY TO LONE PINE...HIGHWAY 93 LOST TRAIL PASS TO GIBBONSVILLE... LEMHI PASS...SALMON $$ MTZ007-191200- /O.CON.KMSO.WS.W.0004.000000T0000Z-120319T1800Z/ BUTTE/BLACKFOOT REGION- 959 PM MDT SUN MAR 18 2012 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON MDT MONDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON MDT MONDAY. * IMPACTS/TIMING: ACCUMULATING SNOW...HEAVY AT TIMES...WILL CREATE SLICK ROADS AND HAZARDOUS TRAVEL CONDITIONS. * SNOW ACCUMULATIONS: GEORGETOWN LAKE: AN ADDITIONAL 8 TO 10 INCHES. PHILIPSBURG/ANACONDA AND MACDONALD PASS: AN ADDITIONAL 6 TO 8 INCHES. BUTTE AND THE INTERSTATE 90 CORRIDOR: AN ADDITIONAL 4 TO 7 INCHES. * LOCATIONS IMPACTED INCLUDE...BUTTE...GEORGETOWN LAKE...HIGHWAY 12 GARRISON TO ELLISTON...MACDONALD PASS PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... BLOWING SNOW...OR ICE ACCUMULATIONS ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ IDZ006-191200- /O.EXA.KMSO.WW.Y.0026.000000T0000Z-120319T1800Z/ SOUTHERN CLEARWATER MOUNTAINS- 859 PM PDT SUN MAR 18 2012 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 11 AM PDT MONDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL 11 AM PDT MONDAY. * IMPACTS/TIMING: PERIODS OF LIGHT TO MODERATE SNOW WILL CAUSE SLICK ROADS AND DIFFICULT TRAVEL ACROSS THE AREA. * SNOW ACCUMULATIONS: 2 TO 5 INCHES IN VALLEYS...WITH UP TO 7 INCHES OVER HIGHER TERRAIN SUCH AS LOLO PASS...DIXIE. * LOCATIONS IMPACTED INCLUDE...DIXIE...ELK CITY...HIGHWAY 12 LOWELL TO LOLO PASS PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ MTZ002-043-191200- /O.CON.KMSO.WW.Y.0026.000000T0000Z-120319T1800Z/ WEST GLACIER REGION-POTOMAC/SEELEY LAKE REGION- 959 PM MDT SUN MAR 18 2012 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT MONDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT MONDAY. * IMPACTS/TIMING: PERIODS OF LIGHT TO MODERATE SNOW WILL CAUSE SLICK ROADS AND DIFFICULT TRAVEL ACROSS THE AREA. * SNOW ACCUMULATIONS: 6 TO 8 INCHES OVER THE HIGHER TERRAIN AND MARIAS PASS. 2 TO 5 INCHES IN VALLEY LOCATIONS SUCH AS WEST GLACIER AND SEELEY LAKE. * LOCATIONS IMPACTED INCLUDE...BAD ROCK CANYON...ESSEX...HIGHWAY 83 BIGFORK TO SWAN LAKE...MARIAS PASS...POLEBRIDGE...HIGHWAY 200 BONNER TO GREENOUGH...HIGHWAY 83 SEELEY LAKE TO CONDON...I- 90 EAST MISSOULA TO BEARMOUTH PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ MTZ005-191200- /O.CON.KMSO.WW.Y.0026.000000T0000Z-120319T1800Z/ MISSOULA/BITTERROOT VALLEYS- 959 PM MDT SUN MAR 18 2012 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT MONDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT MONDAY. * IMPACTS/TIMING: PERIODS OF LIGHT TO MODERATE SNOW WILL CAUSE SLICK ROADS AND DIFFICULT TRAVEL ACROSS THE AREA TONIGHT AND MONDAY MORNING. * SNOW ACCUMULATIONS: 2 TO 4 INCHES. * LOCATIONS IMPACTED INCLUDE...BITTERROOT VALLEY...MISSOULA PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$
145 WWUS45 KMSO 190815 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 215 AM MDT MON MAR 19 2012 MTZ006-191200- /O.CON.KMSO.WS.W.0004.000000T0000Z-120319T1200Z/ /O.CON.KMSO.WW.Y.0026.000000T0000Z-120319T1800Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 215 AM MDT MON MAR 19 2012 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM MDT EARLY THIS MORNING FOR LOST TRAIL PASS... ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT TODAY... A WINTER STORM WARNING FOR LOST TRAIL PASS REMAINS IN EFFECT UNTIL 6 AM MDT EARLY THIS MORNING. A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT TODAY. * IMPACTS/TIMING: PERIODS OF LIGHT TO MODERATE SNOW WILL CAUSE SLICK ROADS AND DIFFICULT TRAVEL ACROSS THE AREA. * SNOW ACCUMULATIONS: 10 TO 14 OVER LOST TRAIL PASS. ELSEWHERE... 2 TO 5 INCHES IN VALLEYS...WITH UP TO 7 INCHES OVER LOLO PASS. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 93 SULA TO LOST TRAIL PASS...LOLO PASS PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ IDZ010-191200- /O.CON.KMSO.WS.W.0004.000000T0000Z-120319T1200Z/ EASTERN LEMHI COUNTY- 215 AM MDT MON MAR 19 2012 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM MDT EARLY THIS MORNING... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM MDT EARLY THIS MORNING. * IMPACTS/TIMING: MODERATE TO HEAVY ACCUMULATING SNOW IS EXPECTED TO IMPACT AREAS LOCATED ABOVE 5000 FEET INCLUDING IN LEADORE. LIGHT SNOW ACCUMULATIONS WILL IMPACT ELEVATIONS BELOW 5000 FEET... INCLUDING THE CITY OF SALMON. ROADWAYS WILL BECOME SLICK AND SLUSHY AT TIMES AND CREATE HAZARDOUS DRIVING CONDITIONS. * SNOW ACCUMULATIONS: 10 TO 14 INCHES ABOVE 5000 FEET INCLUDING OVER GILMORE SUMMIT...LOST TRAIL PASS AND LEADORE. 4 TO 6 INCHES BELOW 5000 FEET INCLUDING SALMON. * LOCATIONS IMPACTED INCLUDE...BANNOCK PASS...HIGHWAY 28 TENDOY TO LONE PINE...HIGHWAY 93 LOST TRAIL PASS TO GIBBONSVILLE... LEMHI PASS...SALMON $$ MTZ007-191200- /O.CON.KMSO.WS.W.0004.000000T0000Z-120319T1800Z/ BUTTE/BLACKFOOT REGION- 215 AM MDT MON MAR 19 2012 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON MDT TODAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON MDT TODAY. * IMPACTS/TIMING: ACCUMULATING SNOW...HEAVY AT TIMES...WILL CREATE SLICK ROADS AND HAZARDOUS TRAVEL CONDITIONS. * SNOW ACCUMULATIONS: GEORGETOWN LAKE: AN ADDITIONAL 8 TO 10 INCHES. PHILIPSBURG/ANACONDA AND MACDONALD PASS: AN ADDITIONAL 6 TO 8 INCHES. BUTTE AND THE INTERSTATE 90 CORRIDOR: AN ADDITIONAL 4 TO 7 INCHES. * LOCATIONS IMPACTED INCLUDE...BUTTE...GEORGETOWN LAKE...HIGHWAY 12 GARRISON TO ELLISTON...MACDONALD PASS PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... BLOWING SNOW...OR ICE ACCUMULATIONS ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ IDZ008-191200- /O.EXA.KMSO.WW.Y.0026.000000T0000Z-120319T1800Z/ LOWER HELLS CANYON/SALMON RIVER REGION- 115 AM PDT MON MAR 19 2012 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 11 AM PDT THIS MORNING FOR WHITE BIRD GRADE... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER WEATHER ADVISORY FOR HAZARDOUS DRIVING CONDITIONS FOR WHITE BIRD GRADE...WHICH IS IN EFFECT UNTIL 11 AM PDT THIS MORNING. * IMPACTS/TIMING: PERIODS OF LIGHT TO MODERATE SNOW WILL CAUSE SLICK ROADS AND DIFFICULT TRAVEL OVER WHITE BIRD GRADE THROUGH MIDDAY TODAY. * SNOW ACCUMULATION: 2 TO 4 INCHES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ MTZ002-043-191200- /O.CON.KMSO.WW.Y.0026.000000T0000Z-120319T1800Z/ WEST GLACIER REGION-POTOMAC/SEELEY LAKE REGION- 215 AM MDT MON MAR 19 2012 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT TODAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT TODAY. * IMPACTS/TIMING: PERIODS OF LIGHT TO MODERATE SNOW WILL CAUSE SLICK ROADS AND DIFFICULT TRAVEL ACROSS THE AREA. * SNOW ACCUMULATIONS: 6 TO 8 INCHES OVER THE HIGHER TERRAIN AND MARIAS PASS. 2 TO 5 INCHES IN VALLEY LOCATIONS SUCH AS WEST GLACIER AND SEELEY LAKE. * LOCATIONS IMPACTED INCLUDE...BAD ROCK CANYON...ESSEX...HIGHWAY 83 BIGFORK TO SWAN LAKE...MARIAS PASS...POLEBRIDGE...HIGHWAY 200 BONNER TO GREENOUGH...HIGHWAY 83 SEELEY LAKE TO CONDON...I- 90 EAST MISSOULA TO BEARMOUTH PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ MTZ005-191200- /O.CON.KMSO.WW.Y.0026.000000T0000Z-120319T1800Z/ MISSOULA/BITTERROOT VALLEYS- 215 AM MDT MON MAR 19 2012 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT TODAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT TODAY. * IMPACTS/TIMING: PERIODS OF LIGHT TO MODERATE SNOW WILL CAUSE SLICK ROADS AND DIFFICULT TRAVEL ACROSS THE AREA TONIGHT AND MONDAY MORNING. * SNOW ACCUMULATIONS: 2 TO 4 INCHES. * LOCATIONS IMPACTED INCLUDE...BITTERROOT VALLEY...MISSOULA PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ IDZ006-191200- /O.CON.KMSO.WW.Y.0026.000000T0000Z-120319T1800Z/ SOUTHERN CLEARWATER MOUNTAINS- 115 AM PDT MON MAR 19 2012 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM PDT THIS MORNING... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM PDT THIS MORNING. * IMPACTS/TIMING: PERIODS OF LIGHT TO MODERATE SNOW WILL CAUSE SLICK ROADS AND DIFFICULT TRAVEL ACROSS THE AREA. * SNOW ACCUMULATIONS: 2 TO 5 INCHES IN VALLEYS...WITH UP TO 7 INCHES OVER HIGHER TERRAIN SUCH AS LOLO PASS...DIXIE. * LOCATIONS IMPACTED INCLUDE...DIXIE...ELK CITY...HIGHWAY 12 LOWELL TO LOLO PASS PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$
893 WWUS45 KMSO 191159 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 559 AM MDT MON MAR 19 2012 MTZ006-191800- /O.EXP.KMSO.WS.W.0004.000000T0000Z-120319T1200Z/ /O.CON.KMSO.WW.Y.0026.000000T0000Z-120319T1800Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 559 AM MDT MON MAR 19 2012 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT TODAY... ...WINTER STORM WARNING WILL EXPIRE AT 6 AM MDT EARLY THIS MORNING FOR LOST TRAIL PASS... THE WINTER STORM WARNING FOR LOST TRAIL PASS WILL EXPIRE AT 6 AM MDT EARLY THIS MORNING. A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT TODAY. * IMPACTS/TIMING: PERIODS OF LIGHT TO MODERATE SNOW WILL CAUSE SLICK ROADS AND DIFFICULT TRAVEL ACROSS THE AREA. * SNOW ACCUMULATIONS: ADDITIONAL 1 TO 3 INCHES OVER LOLO AND LOST TRAIL PASSES. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 93 SULA TO LOST TRAIL PASS...LOLO PASS PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ IDZ010-191300- /O.EXP.KMSO.WS.W.0004.000000T0000Z-120319T1200Z/ EASTERN LEMHI COUNTY- 559 AM MDT MON MAR 19 2012 ...WINTER STORM WARNING WILL EXPIRE AT 6 AM MDT EARLY THIS MORNING... THE WINTER STORM WARNING WILL EXPIRE AT 6 AM MDT EARLY THIS MORNING. * LOCATIONS IMPACTED INCLUDE...BANNOCK PASS...HIGHWAY 28 TENDOY TO LONE PINE...HIGHWAY 93 LOST TRAIL PASS TO GIBBONSVILLE... LEMHI PASS...SALMON $$ MTZ007-191800- /O.CON.KMSO.WS.W.0004.000000T0000Z-120319T1800Z/ BUTTE/BLACKFOOT REGION- 559 AM MDT MON MAR 19 2012 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON MDT TODAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON MDT TODAY. * IMPACTS/TIMING: ACCUMULATING SNOW...HEAVY AT TIMES...WILL CREATE SLICK ROADS AND HAZARDOUS TRAVEL CONDITIONS. * SNOW ACCUMULATIONS: GEORGETOWN LAKE: AN ADDITIONAL 8 TO 10 INCHES. PHILIPSBURG/ANACONDA AND MACDONALD PASS: AN ADDITIONAL 6 TO 8 INCHES. BUTTE AND THE INTERSTATE 90 CORRIDOR: AN ADDITIONAL 4 TO 7 INCHES. * LOCATIONS IMPACTED INCLUDE...BUTTE...GEORGETOWN LAKE...HIGHWAY 12 GARRISON TO ELLISTON...MACDONALD 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. && $$ MTZ002-043-191800- /O.CON.KMSO.WW.Y.0026.000000T0000Z-120319T1800Z/ WEST GLACIER REGION-POTOMAC/SEELEY LAKE REGION- 559 AM MDT MON MAR 19 2012 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT TODAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT TODAY. * IMPACTS/TIMING: PERIODS OF LIGHT TO MODERATE SNOW WILL CAUSE SLICK ROADS AND DIFFICULT TRAVEL ACROSS THE AREA. * SNOW ACCUMULATIONS: 6 TO 8 INCHES OVER THE HIGHER TERRAIN AND MARIAS PASS. 2 TO 5 INCHES IN VALLEY LOCATIONS SUCH AS WEST GLACIER AND SEELEY LAKE. * LOCATIONS IMPACTED INCLUDE...BAD ROCK CANYON...ESSEX...HIGHWAY 83 BIGFORK TO SWAN LAKE...MARIAS PASS...POLEBRIDGE...HIGHWAY 200 BONNER TO GREENOUGH...HIGHWAY 83 SEELEY LAKE TO CONDON...I- 90 EAST MISSOULA TO BEARMOUTH PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ MTZ005-191800- /O.CON.KMSO.WW.Y.0026.000000T0000Z-120319T1800Z/ MISSOULA/BITTERROOT VALLEYS- 559 AM MDT MON MAR 19 2012 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT TODAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT TODAY. * IMPACTS/TIMING: PERIODS OF LIGHT TO MODERATE SNOW WILL CAUSE SLICK ROADS AND DIFFICULT TRAVEL ACROSS THE AREA THROUGH THIS MORNING. * SNOW ACCUMULATIONS: 2 TO 4 INCHES. * LOCATIONS IMPACTED INCLUDE...BITTERROOT VALLEY...MISSOULA PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ IDZ006-191800- /O.CON.KMSO.WW.Y.0026.000000T0000Z-120319T1800Z/ SOUTHERN CLEARWATER MOUNTAINS- 459 AM PDT MON MAR 19 2012 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM PDT THIS MORNING... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM PDT THIS MORNING. * IMPACTS/TIMING: PERIODS OF LIGHT TO MODERATE SNOW WILL CAUSE SLICK ROADS AND DIFFICULT TRAVEL ACROSS THE AREA. * SNOW ACCUMULATIONS: 2 TO 5 INCHES IN VALLEYS...WITH UP TO 7 INCHES OVER HIGHER TERRAIN SUCH AS LOLO PASS...DIXIE. * LOCATIONS IMPACTED INCLUDE...DIXIE...ELK CITY...HIGHWAY 12 LOWELL TO LOLO PASS PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ IDZ008-191800- /O.CON.KMSO.WW.Y.0026.000000T0000Z-120319T1800Z/ LOWER HELLS CANYON/SALMON RIVER REGION- 459 AM PDT MON MAR 19 2012 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM PDT THIS MORNING FOR WHITE BIRD GRADE... A WINTER WEATHER ADVISORY FOR WHITE BIRD GRADE REMAINS IN EFFECT UNTIL 11 AM PDT THIS MORNING. * IMPACTS/TIMING: PERIODS OF LIGHT TO MODERATE SNOW WILL CAUSE SLICK ROADS AND DIFFICULT TRAVEL OVER WHITE BIRD GRADE THROUGH MIDDAY TODAY. * SNOW ACCUMULATION: 2 TO 4 INCHES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$
481 WWUS45 KMSO 191404 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 804 AM MDT MON MAR 19 2012 MTZ005-191515- /O.CAN.KMSO.WW.Y.0026.000000T0000Z-120319T1800Z/ MISSOULA/BITTERROOT VALLEYS- 804 AM MDT MON MAR 19 2012 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE WINTER WEATHER ADVISORY. $$ MTZ007-191800- /O.CON.KMSO.WS.W.0004.000000T0000Z-120319T1800Z/ BUTTE/BLACKFOOT REGION- 804 AM MDT MON MAR 19 2012 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON MDT TODAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON MDT TODAY. * IMPACTS/TIMING: ACCUMULATING SNOW...HEAVY AT TIMES...WILL CREATE SLICK ROADS AND HAZARDOUS TRAVEL CONDITIONS. * SNOW ACCUMULATIONS: GEORGETOWN LAKE: AN ADDITIONAL 8 TO 10 INCHES. PHILIPSBURG/ANACONDA AND MACDONALD PASS: AN ADDITIONAL 6 TO 8 INCHES. BUTTE AND THE INTERSTATE 90 CORRIDOR: AN ADDITIONAL 4 TO 7 INCHES. * LOCATIONS IMPACTED INCLUDE...BUTTE...GEORGETOWN LAKE...HIGHWAY 12 GARRISON TO ELLISTON...MACDONALD 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. && $$ MTZ002-043-191800- /O.CON.KMSO.WW.Y.0026.000000T0000Z-120319T1800Z/ WEST GLACIER REGION-POTOMAC/SEELEY LAKE REGION- 804 AM MDT MON MAR 19 2012 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT TODAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT TODAY. * IMPACTS/TIMING: PERIODS OF LIGHT TO MODERATE SNOW WILL CAUSE SLICK ROADS AND DIFFICULT TRAVEL ACROSS THE AREA. * SNOW ACCUMULATIONS: 6 TO 8 INCHES OVER THE HIGHER TERRAIN AND MARIAS PASS. 2 TO 5 INCHES IN VALLEY LOCATIONS SUCH AS WEST GLACIER AND SEELEY LAKE. * LOCATIONS IMPACTED INCLUDE...BAD ROCK CANYON...ESSEX...HIGHWAY 83 BIGFORK TO SWAN LAKE...MARIAS PASS...POLEBRIDGE...HIGHWAY 200 BONNER TO GREENOUGH...HIGHWAY 83 SEELEY LAKE TO CONDON...I- 90 EAST MISSOULA TO BEARMOUTH PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ IDZ006-MTZ006-191800- /O.CON.KMSO.WW.Y.0026.000000T0000Z-120319T1800Z/ SOUTHERN CLEARWATER MOUNTAINS-BITTERROOT/SAPPHIRE MOUNTAINS- 804 AM MDT MON MAR 19 2012 /704 AM PDT MON MAR 19 2012/ ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT /11 AM PDT/ TODAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT /11 AM PDT/ TODAY. * IMPACTS/TIMING: PERIODS OF LIGHT TO MODERATE SNOW WILL CAUSE SLICK ROADS AND DIFFICULT TRAVEL ACROSS THE AREA. * SNOW ACCUMULATIONS: ADDITIONAL 1 TO 3 INCHES OVER LOLO AND LOST TRAIL PASSES. * LOCATIONS IMPACTED INCLUDE...DIXIE...ELK CITY...HIGHWAY 12 LOWELL TO LOLO PASS...LOLO PASS PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ IDZ008-191800- /O.CON.KMSO.WW.Y.0026.000000T0000Z-120319T1800Z/ LOWER HELLS CANYON/SALMON RIVER REGION- 704 AM PDT MON MAR 19 2012 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM PDT THIS MORNING FOR WHITE BIRD GRADE... A WINTER WEATHER ADVISORY FOR WHITE BIRD GRADE REMAINS IN EFFECT UNTIL 11 AM PDT THIS MORNING. * IMPACTS/TIMING: PERIODS OF LIGHT TO MODERATE SNOW WILL CAUSE SLICK ROADS AND DIFFICULT TRAVEL OVER WHITE BIRD GRADE THROUGH MIDDAY TODAY. * SNOW ACCUMULATION: 2 TO 4 INCHES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$
006 WWUS45 KMSO 191733 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 1133 AM MDT MON MAR 19 2012 MTZ007-191845- /O.EXP.KMSO.WS.W.0004.000000T0000Z-120319T1800Z/ BUTTE/BLACKFOOT REGION- 1133 AM MDT MON MAR 19 2012 ...WINTER STORM WARNING WILL EXPIRE AT NOON MDT TODAY... THE WINTER STORM WARNING WILL EXPIRE AT NOON MDT TODAY. SNOW WILL CONTINUE TO DECREASE AND CONDITIONS WILL SIGNIFICANTLY IMPROVE THROUGH THIS AFTERNOON...SO THE WARNING WILL BE ALLOWED TO EXPIRE. $$ MTZ002-043-191845- /O.EXP.KMSO.WW.Y.0026.000000T0000Z-120319T1800Z/ WEST GLACIER REGION-POTOMAC/SEELEY LAKE REGION- 1133 AM MDT MON MAR 19 2012 ...WINTER WEATHER ADVISORY WILL EXPIRE AT NOON MDT TODAY... THE WINTER WEATHER ADVISORY WILL EXPIRE AT NOON MDT TODAY. $$ IDZ006-MTZ006-191845- /O.EXP.KMSO.WW.Y.0026.000000T0000Z-120319T1800Z/ SOUTHERN CLEARWATER MOUNTAINS-BITTERROOT/SAPPHIRE MOUNTAINS- 1133 AM MDT MON MAR 19 2012 /1033 AM PDT MON MAR 19 2012/ ...WINTER WEATHER ADVISORY WILL EXPIRE AT NOON MDT /11 AM PDT/ TODAY... THE WINTER WEATHER ADVISORY WILL EXPIRE AT NOON MDT /11 AM PDT/ TODAY. $$ IDZ008-191845- /O.EXP.KMSO.WW.Y.0026.000000T0000Z-120319T1800Z/ LOWER HELLS CANYON/SALMON RIVER REGION- 1033 AM PDT MON MAR 19 2012 ...WINTER WEATHER ADVISORY WILL EXPIRE AT 11 AM PDT THIS MORNING FOR WHITE BIRD GRADE... THE WINTER WEATHER ADVISORY FOR WHITE BIRD GRADE WILL EXPIRE AT 11 AM PDT THIS MORNING. $$
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 Mar 16, 2:55 PM MDT, 7 hours 38 minutes earlier.
Area forecast discussion, Mar 16, 2:55 PM MDT, 7 hours 38 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MISSOULA MT
255 PM MDT FRI MAR 16 2012
.DISCUSSION...ANOTHER WAVE OF SHOWERS WILL MOVE ACROSS THE
REGION THIS AFTERNOON BEFORE AN EVENING OF MORE MILD...IF STILL
WET WEATHER TONIGHT. EXPECT RAIN SHOWERS IN THE VALLEYS WITH
INTERMITTENT SNOW SHOWERS IMPACTING TRAVEL OVER THE PASSES
TONIGHT.
A SIGNIFICANT WEATHER DISTURBANCE AND SURFACE LOW PRESSURE SYSTEM WILL
MOVE NORTHEASTWARD ACROSS WESTERN MONTANA AND NORTH CENTRAL IDAHO
SATURDAY. THIS WEATHER SYSTEM WILL PRODUCE AREAS OF MODERATE TO
HEAVY PRECIPITATION...ESPECIALLY FROM ABOUT MISSOULA SOUTH AND
EASTWARD. THE AIR MASS SHOULD MODERATE ENOUGH IN ADVANCE OF
WEATHER DISTURBANCE TO TEMPORARILY RAISE SNOW LEVELS ABOVE VALLEY
FLOORS SATURDAY. HOWEVER...COOLER AIR SHOULD SURGE ACROSS THE
REGION BEHIND THIS WAVE LATE SATURDAY AND SATURDAY NIGHT RESULTING
IN THE PRECIPITATION TRANSITIONING BACK TO SNOW MANY VALLEY
AREAS. YET ANOTHER WAVE OF ENERGY AND MOISTURE MAY SHIFT
NORTHEASTWARD ACROSS WESTERN MONTANA SUNDAY...BUT THE MAIN
DIFFERENCE IS THE AIR MASS SHOULD BE COOLER. WE HAVE ISSUED
HEADLINES FOR SOME SOUTHWEST MONTANA AND LEMHI COUNTY MOUNTAINOUS
AREAS FOR SIGNIFICANT SNOW THROUGH THE WEEKEND. VALLEYS ROAD
CONDITIONS WILL BE QUITE VARIABLE AND POSSIBLY BECOMING LOCALLY
SLICK SATURDAY NIGHT INTO SUNDAY.
MONDAY THROUGH FRIDAY...MODELS AGREE THAT THE WEATHER WILL REMAIN
UNSETTLED THROUGH NEXT WEEK. TIMING OF INDIVIDUAL WAVES MOVING
THROUGH THE ACTIVE WESTERLY FLOW WILL BE DIFFICULT HOWEVER TUESDAY
NIGHT THROUGH WEDNESDAY APPEAR TO BE THE WETTEST PERIOD OF THE
WEEK. ENSEMBLE MODEL GUIDANCE KEEPS THE STRONGEST FORCING FARTHER
NORTH AND BRINGS IN WARMER AIR WHEN COMPARED TO THE GFS AND ECMWF.
FOR THIS REASON KEPT THE EXTENDED PORTION OF THE FORECAST TRENDED
TOWARDS WARMER GUIDANCE AND MAINTAINED LOWER PRECIPITATION CHANCES.
&&
.AVIATION...RAIN AND SNOW SHOWERS WILL DECREASE BUT CONTINUE
THROUGH THE NIGHT AND START TO INCREASE AGAIN EARLY IN THE MORNING
WITH THE NEXT APPROACHING SYSTEM. PARTIAL MOUNTAIN OBSCURATIONS
WILL INCREASE OVERNIGHT. CEILINGS AND VISIBILITY WILL
VARY...OFTEN QUICKLY WITH SHOWERS...BUT OVERALL THERE SHOULD BE
FEW IMPACTS FOR THE MAJOR TERMINALS SUCH AS KMSO...KGPI...AND KBTM.
&&
.MSO WATCHES/WARNINGS/ADVISORIES...
MT...WINTER WEATHER ADVISORY FROM 6 AM SATURDAY TO MIDNIGHT MDT
SUNDAY NIGHT BUTTE/BLACKFOOT REGION.
WINTER STORM WATCH FROM SATURDAY MORNING THROUGH SUNDAY
AFTERNOON FOR LOST TRAIL PASS.
ID...WINTER STORM WATCH FROM SATURDAY MORNING THROUGH SUNDAY
AFTERNOON FOR LOST TRAIL PASS.
WINTER WEATHER ADVISORY FROM MIDNIGHT TONIGHT TO 6 PM MDT SUNDAY
ABOVE 6500 FEET FOR THE EASTERN LEMHI COUNTY.
&&
SHORT TERM...LEACH
LONG TERM....BAUCK/LOEFFELBEIN
AVIATION...LEACHNearby
Winter Storm Warnings in Montana, 2012Winter Storm Warnings in Idaho, 2012Every winter storm warning in 2012
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.