009
WWUS46 KSEW 141736
WSWSEW
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SEATTLE WA
1036 AM PDT SAT MAR 14 2026
WAZ303-150000-
/O.EXP.KSEW.WS.W.0003.000000T0000Z-260314T1800Z/
/O.EXB.KSEW.WW.Y.0010.000000T0000Z-260315T0000Z/
CASCADES OF SOUTHERN KING COUNTY-
INCLUDING GREENWATER, SNOQUALMIE PASS, AND SR18 AT TIGER MOUNTAIN
SUMMIT
1036 AM PDT SAT MAR 14 2026
..WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 PM PDT THIS AFTERNOON
..WINTER STORM WARNING WILL EXPIRE AT 11 AM PDT THIS MORNING
* WHAT...SNOW. ADDITIONAL SNOW ACCUMULATIONS UP TO ONE TO TWO INCHES.
* WHERE...CASCADES OF SOUTHERN KING COUNTY.
* WHEN...UNTIL 5 PM PDT THIS AFTERNOON.
* IMPACTS...PLAN ON SLIPPERY ROAD CONDITIONS.
* ADDITIONAL DETAILS...A CONVERGENCE ZONE WILL CONTINUE TO PRODUCE
SNOW SHOWERS AT TIMES IN AND AROUND THE CENTRAL CASCADES THROUGH
THIS AFTERNOON.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SLOW DOWN AND USE CAUTION WHILE TRAVELING. PREPARE FOR POSSIBLE
POWER OUTAGES.
WAZ302-304-141845-
/O.EXP.KSEW.WS.W.0003.000000T0000Z-260314T1800Z/
CASCADES OF SNOHOMISH AND NORTHERN KING COUNTIES-CASCADES OF
PIERCE AND LEWIS COUNTIES-
INCLUDING STEVENS PASS
1036 AM PDT SAT MAR 14 2026
..WINTER STORM WARNING WILL EXPIRE AT 11 AM PDT THIS MORNING
HEAVY SNOW HAS MOVED OUT OF THE WARNED AREA. THEREFORE THE WARNING
WILL EXPIRE. PLEASE CONTINUE TO CHECK ROAD CONDITIONS BEFORE
TRAVELING THROUGH THE CASCADES.
WAZ308-313-141845-
/O.EXP.KSEW.WW.Y.0010.000000T0000Z-260314T1800Z/
FOOTHILLS AND VALLEYS OF PIERCE AND SOUTHERN KING COUNTIES-
SHORELINE / LYNNWOOD / SOUTH EVERETT AREA-
INCLUDING MAPLE VALLEY, EATONVILLE, BONNEY LAKE, SHORELINE,
LYNNWOOD, ENUMCLAW, GRAHAM, SOUTH EVERETT, MILL CREEK, AND SOUTH
HILL
1036 AM PDT SAT MAR 14 2026
..WINTER WEATHER ADVISORY WILL EXPIRE AT 11 AM PDT THIS MORNING
THE SNOW THREAT HAS ENDED FOR THE AREA. THEREFORE THE ADVISORY HAS
EXPIRED.
WAZ307-150000-
/O.EXT.KSEW.WW.Y.0010.000000T0000Z-260315T0000Z/
FOOTHILLS AND VALLEYS OF CENTRAL KING COUNTY-
INCLUDING COUGAR MOUNTAIN, FALL CITY, CARNATION, NORTH BEND, AND
MIRRORMONT
1036 AM PDT SAT MAR 14 2026
...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 5 PM PDT THIS
AFTERNOON...
* WHAT...SNOW. ADDITIONAL SNOW ACCUMULATIONS UP TO ONE INCH.
* WHERE...FOOTHILLS AND VALLEYS OF CENTRAL KING COUNTY.
* WHEN...UNTIL 5 PM PDT THIS AFTERNOON.
* IMPACTS...PLAN ON SLIPPERY ROAD CONDITIONS.
* ADDITIONAL DETAILS...A CONVERGENCE ZONE WILL CONTINUE TO PRODUCE
SNOW SHOWERS AT TIMES IN AND AROUND THE CENTRAL CASCADES AND
FOOTHILLS THROUGH THIS AFTERNOON.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SLOW DOWN AND USE CAUTION WHILE TRAVELING. PREPARE FOR POSSIBLE
POWER OUTAGES.
HPR
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