302
WWUS76 KSEW 090311
NPWSEW
URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SEATTLE WA
811 PM PDT WED APR 8 2026
WAZ308-309-312-317>319-091600-
/O.CON.KSEW.FR.Y.0004.260409T0600Z-260409T1600Z/
FOOTHILLS AND VALLEYS OF PIERCE AND SOUTHERN KING COUNTIES-
FOOTHILLS AND VALLEYS OF THURSTON AND LEWIS COUNTIES-DOWNTOWN
EVERETT / MARYSVILLE AREA-OLYMPIA AND SOUTHERN PUGET SOUND-
LOWLANDS OF LEWIS AND SOUTHERN THURSTON COUNTIES-MIDDLE CHEHALIS
RIVER VALLEY-
INCLUDING MCCLEARY, FORDS PRAIRIE, TUMWATER, OLYMPIA, ELMA, MAPLE
VALLEY, SOUTH HILL, ELK PLAIN, MONTESANO, MOSSYROCK,
COVINGTON-SAWYER-W, LAKE STEVENS, CHEHALIS, LACEY, ENUMCLAW,
ROCHESTER, SNOHOMISH, MARYSVILLE, LEA HILL, GRAND MOUND, PRAIRIE
RIDGE, AND MORTON
811 PM PDT WED APR 8 2026
..FROST ADVISORY REMAINS IN EFFECT UNTIL 9 AM PDT THURSDAY
* WHAT...TEMPERATURES AS LOW AS 35 WILL RESULT IN FROST FORMATION.
* WHERE...MIDDLE CHEHALIS RIVER VALLEY, DOWNTOWN EVERETT /
MARYSVILLE AREA, FOOTHILLS AND VALLEYS OF PIERCE AND SOUTHERN KING
COUNTIES, FOOTHILLS AND VALLEYS OF THURSTON AND LEWIS COUNTIES,
LOWLANDS OF LEWIS AND SOUTHERN THURSTON COUNTIES, AND OLYMPIA AND
SOUTHERN PUGET SOUND.
* WHEN...UNTIL 9 AM PDT THURSDAY.
* IMPACTS...FROST COULD HARM SENSITIVE OUTDOOR VEGETATION. SENSITIVE
OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE STEPS NOW TO PROTECT TENDER PLANTS FROM THE COLD.
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