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WWUS46 KSEW 160847
WSWSEW
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SEATTLE WA
147 AM PDT MON MAR 16 2026
WAZ302-303-161000-
/O.EXP.KSEW.WW.Y.0011.000000T0000Z-260316T0900Z/
CASCADES OF SNOHOMISH AND NORTHERN KING COUNTIES-CASCADES OF
SOUTHERN KING COUNTY-
INCLUDING GREENWATER, SNOQUALMIE PASS, SR18 AT TIGER MOUNTAIN
SUMMIT, AND STEVENS PASS
147 AM PDT MON MAR 16 2026
...WINTER WEATHER ADVISORY WILL EXPIRE AT 2 AM PDT EARLY THIS
MORNING...
CONDITIONS WILL WARM AND SNOW LEVELS WILL CONTINUE TO RISE THROUGH
THE MORNING HOURS, ALLOWING FOR SNOW TO SWITCH OVER TO RAIN.
WAZ301-161600-
/O.CON.KSEW.WW.Y.0011.000000T0000Z-260316T1600Z/
CASCADES OF WHATCOM AND SKAGIT COUNTIES-
INCLUDING MOUNT BAKER
147 AM PDT MON MAR 16 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM PDT THIS
MORNING...
* WHAT...WET SNOW. ADDITIONAL SNOW ACCUMULATIONS UP TO 2 INCHES.
* WHERE...CASCADES OF WHATCOM AND SKAGIT COUNTIES.
* WHEN...UNTIL 9 AM PDT THIS MORNING.
* IMPACTS...PLAN ON SLIPPERY ROAD CONDITIONS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SLOW DOWN AND USE CAUTION WHILE TRAVELING. PREPARE FOR POSSIBLE
POWER OUTAGES.
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