Significant Severe Weather and Life Threatening Flash Flooding

A powerful spring storm continues across the country with multiple high impacts in the forecast. Life-threatening, catastrophic, and potentially historic flash flood event continues across the Lower Ohio Valley and Mid-South. A couple rounds of significant severe weather expected from the Mid-South through the Ozarks and ArkLaTex with very large hail and strong tornadoes possible. Read More >

Last Update: 356 PM PDT Fri Apr 4 2025

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Seattle, WA Local Forecast Office

30NM WSW TTI WA

Marine Zone Forecast


Tonight
E wind 5 to 10 kt, rising to 10 to 15 kt late. Seas 3 to 4 ft. Wave detail: E 2 ft at 4 seconds and W 3 ft at 10 seconds.
Sat
SE wind 10 to 15 kt. Seas 4 to 6 ft. Wave detail: NE 2 ft at 4 seconds, SE 4 ft at 5 seconds and SW 5 ft at 10 seconds. A chance of rain in the afternoon.
Sat Night
SE wind 15 to 20 kt. Seas 5 to 7 ft, building to 7 to 9 ft after midnight. Wave detail: SE 4 ft at 5 seconds and SW 9 ft at 16 seconds. Rain.
Sun
S wind 15 to 20 kt, easing to 10 to 15 kt in the afternoon. Seas 10 to 12 ft. Wave detail: SE 3 ft at 5 seconds, W 12 ft at 17 seconds and NW 3 ft at 17 seconds. Rain.
Sun Night
S wind 10 to 15 kt. Seas 10 to 11 ft. Wave detail: S 3 ft at 6 seconds, S 8 ft at 14 seconds and W 11 ft at 15 seconds. Rain.
Mon
S wind around 15 kt. Seas 10 to 11 ft. Wave detail: S 4 ft at 7 seconds and W 11 ft at 14 seconds. Rain.
Mon Night
S wind 15 to 20 kt. Seas 9 to 10 ft. Wave detail: S 5 ft at 6 seconds and W 9 ft at 13 seconds. A chance of rain in the evening, then rain after midnight.
Tue
S wind around 20 kt. Seas 9 to 11 ft. Wave detail: S 8 ft at 9 seconds and SW 11 ft at 12 seconds. Rain in the morning, then showers in the afternoon.
Tue Night
SW wind 15 to 20 kt. Seas 9 to 10 ft. Wave detail: S 5 ft at 8 seconds and SW 10 ft at 11 seconds. Rain likely.
Wed
S wind around 10 kt. Seas 7 to 8 ft. Wave detail: S 3 ft at 8 seconds and W 7 ft at 11 seconds. A chance of rain.
Wed Night
SE wind 10 to 15 kt. Seas 6 to 7 ft. Wave detail: S 3 ft at 7 seconds and SW 6 ft at 10 seconds. A chance of rain.



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356 PM PDT Fri Apr 4 2025
 
 

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