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WWUS45 KMSO 031128
WSWMSO
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
528 AM MDT FRI APR 3 2026
IDZ006-MTZ006-031230-
/O.CAN.KMSO.WW.Y.0018.000000T0000Z-260403T1200Z/
SOUTHERN CLEARWATER MOUNTAINS-BITTERROOT/SAPPHIRE MOUNTAINS-
528 AM MDT FRI APR 3 2026 /428 AM PDT FRI APR 3 2026/
..WINTER WEATHER ADVISORY IS CANCELLED
MTZ007-031800-
/O.EXT.KMSO.WW.Y.0018.000000T0000Z-260403T1800Z/
BUTTE/BLACKFOOT REGION-
528 AM MDT FRI APR 3 2026
..WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL NOON MDT TODAY
* WHAT...SNOW. THERE IS A LIKELIHOOD OF DEVELOPING OR ONGOING MINOR
TO MODERATE WINTER WEATHER IMPACTS. ADDITIONAL SNOW ACCUMULATIONS
UP TO TWO INCH.
* WHERE...BUTTE, MACDONALD PASS, HIGHWAY 12 GARRISON TO ELLISTON,
GEORGETOWN LAKE, AND HOMESTAKE PASS.
* WHEN...UNTIL NOON MDT TODAY.
* IMPACTS...WINTER TRAVELING CONDITIONS. FOR MINOR WINTER WEATHER
IMPACTS, EXPECT A FEW INCONVENIENCES TO NORMAL ACTIVITIES. USE
CAUTION WHILE DRIVING. THE HAZARDOUS CONDITIONS COULD IMPACT THE
FRIDAY MORNING COMMUTE, ESPECIALLY OVER HIGHER PASSES.
* ADDITIONAL DETAILS...MACDONALD AND HOMESTAKE PASSES WILL CONTINUE
TO HAVE WINTER WEATHER IMPACTS THROUGH THIS MORNING.
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.
MTZ043-031800-
/O.CON.KMSO.WW.Y.0018.000000T0000Z-260403T1800Z/
POTOMAC/SEELEY LAKE REGION-
528 AM MDT FRI APR 3 2026
..WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT TODAY
* WHAT...SNOW. THERE IS A LIKELIHOOD OF DEVELOPING OR ONGOING MINOR
WINTER WEATHER IMPACTS. ADDITIONAL SNOW ACCUMULATIONS UP TO ONE
INCH.
* WHERE...HIGHWAY 83 SEELEY LAKE TO CONDON, HIGHWAY 200 BONNER TO
GREENOUGH, AND I-90 EAST MISSOULA TO BEARMOUTH.
* WHEN...UNTIL NOON MDT TODAY.
* IMPACTS...WINTER TRAVELING CONDITIONS. FOR MINOR WINTER WEATHER
IMPACTS, EXPECT A FEW INCONVENIENCES TO NORMAL ACTIVITIES. USE
CAUTION WHILE DRIVING. THE HAZARDOUS CONDITIONS COULD IMPACT THE
FRIDAY 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.
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