780
WWUS45 KMSO 041539
WSWMSO
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
839 AM MST WED MAR 4 2026
IDZ006-051545-
/O.EXB.KMSO.WW.Y.0012.260305T0100Z-260305T1600Z/
SOUTHERN CLEARWATER MOUNTAINS-
739 AM PST WED MAR 4 2026
...WINTER WEATHER ADVISORY IN EFFECT FROM 5 PM THIS AFTERNOON TO 8
AM PST THURSDAY ABOVE 3000 FEET...
* WHAT...SNOW EXPECTED ABOVE 3000 FEET. THERE IS A LIKELIHOOD OF
MINOR TO MODERATE WINTER WEATHER IMPACTS. TOTAL SNOW ACCUMULATIONS
UP TO 5 INCHES.
* WHERE...ELK CITY, HIGHWAY 12 LOWELL TO LOLO PASS, AND DIXIE.
* WHEN...FROM 5 PM THIS AFTERNOON TO 8 AM PST THURSDAY.
* IMPACTS...FOR MINOR WINTER WEATHER IMPACTS, EXPECT A FEW
INCONVENIENCES TO NORMAL ACTIVITIES. USE CAUTION WHILE DRIVING.
WINTER TRAVELING CONDITIONS. THE HAZARDOUS CONDITIONS COULD IMPACT
THE THURSDAY MORNING COMMUTE, ESPECIALLY OVER HIGHER PASSES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SLOW DOWN AND USE CAUTION WHILE TRAVELING. THE LATEST ROAD
CONDITIONS FOR THE STATE YOU ARE CALLING FROM CAN BE OBTAINED BY
CALLING 5 1 1.
IDZ009-010-051545-
/O.EXB.KMSO.WW.Y.0012.260305T0100Z-260305T1600Z/
WESTERN LEMHI COUNTY-EASTERN LEMHI COUNTY-
839 AM MST WED MAR 4 2026
...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 9 AM
MST THURSDAY ABOVE 5500 FEET...
* WHAT...SNOW EXPECTED ABOVE 5500 FEET. THERE IS A LIKELIHOOD OF
MINOR TO MODERATE WINTER WEATHER IMPACTS. TOTAL SNOW ACCUMULATIONS
UP TO 4 INCHES.
* WHERE...WILLIAMS CREEK SUMMIT, HIGHWAY 28 TENDOY TO LONE PINE,
SALMON, SHOUP, BANNOCK PASS, LEMHI PASS, AND HIGHWAY 93 LOST TRAIL
PASS TO GIBBONSVILLE.
* WHEN...FROM 6 PM THIS EVENING TO 9 AM MST THURSDAY.
* IMPACTS...FOR MINOR WINTER WEATHER IMPACTS, EXPECT A FEW
INCONVENIENCES TO NORMAL ACTIVITIES. USE CAUTION WHILE DRIVING.
WINTER TRAVELING CONDITIONS. THE HAZARDOUS CONDITIONS COULD IMPACT
THE THURSDAY MORNING COMMUTE, ESPECIALLY OVER HIGHER PASSES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SLOW DOWN AND USE CAUTION WHILE TRAVELING. THE LATEST ROAD
CONDITIONS FOR THE STATE YOU ARE CALLING FROM CAN BE OBTAINED BY
CALLING 5 1 1.
MTZ007-051545-
/O.EXB.KMSO.WW.Y.0012.260305T0100Z-260305T1600Z/
BUTTE/BLACKFOOT REGION-
839 AM MST WED MAR 4 2026
...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 9 AM
MST THURSDAY ABOVE 5500 FEET...
* WHAT...SNOW EXPECTED ABOVE 5500 FEET. THERE IS A LIKELIHOOD OF
MINOR TO MODERATE WINTER WEATHER IMPACTS. TOTAL SNOW ACCUMULATIONS
UP TO 3 INCHES.
* WHERE...BUTTE, GEORGETOWN LAKE, HOMESTAKE PASS, HIGHWAY 12
GARRISON TO ELLISTON, AND MACDONALD PASS.
* WHEN...FROM 6 PM THIS EVENING TO 9 AM MST THURSDAY.
* IMPACTS...FOR MINOR WINTER WEATHER IMPACTS, EXPECT A FEW
INCONVENIENCES TO NORMAL ACTIVITIES. USE CAUTION WHILE DRIVING.
WINTER TRAVELING CONDITIONS. THE HAZARDOUS CONDITIONS COULD IMPACT
THE THURSDAY MORNING COMMUTE, ESPECIALLY OVER HIGHER PASSES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SLOW DOWN AND USE CAUTION WHILE TRAVELING. THE LATEST ROAD
CONDITIONS FOR THE STATE YOU ARE CALLING FROM CAN BE OBTAINED BY
CALLING 5 1 1.
MTZ006-051545-
/O.CON.KMSO.WW.Y.0012.260304T2200Z-260305T1600Z/
BITTERROOT/SAPPHIRE MOUNTAINS-
839 AM MST WED MAR 4 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 3 PM THIS
AFTERNOON TO 9 AM MST THURSDAY...
* WHAT...SNOW EXPECTED. THERE IS A LIKELIHOOD OF MINOR TO MODERATE
WINTER WEATHER IMPACTS. TOTAL SNOW ACCUMULATIONS UP TO 5 INCHES.
* WHERE...HIGHWAY 93 SULA TO LOST TRAIL PASS AND LOLO PASS.
* WHEN...FROM 3 PM THIS AFTERNOON TO 9 AM MST THURSDAY.
* IMPACTS...FOR MODERATE WINTER WEATHER IMPACTS, EXPECT DISRUPTIONS
TO NORMAL ACTIVITIES. HAZARDOUS TRAVELING CONDITIONS. USE EXTRA
CAUTION WHILE DRIVING. CLOSURES AND DISRUPTIONS TO INFRASTRUCTURE
MAY OCCUR. THE HAZARDOUS CONDITIONS COULD IMPACT THE WEDNESDAY
EVENING AND THURSDAY MORNING COMMUTES, ESPECIALLY OVER HIGHER
PASSES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SLOW DOWN AND USE CAUTION WHILE TRAVELING. THE LATEST ROAD
CONDITIONS FOR THE STATE YOU ARE CALLING FROM CAN BE OBTAINED BY
CALLING 5 1 1.
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