Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Last Update: 303 AM PDT Fri Aug 28 2026

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Seattle, WA Local Forecast Office

30NM WSW TTI WA

Marine Zone Forecast


Today
W wind 5 to 10 kt. Seas around 4 ft. Wave detail: W 4 ft at 7 seconds and SW 2 ft at 14 seconds. A slight chance of rain late.
Tonight
W wind 5 to 10 kt. Seas 4 to 5 ft. Wave detail: W 5 ft at 6 seconds and SW 2 ft at 14 seconds. A chance of rain in the evening.
Sat
NW wind 10 to 15 kt. Seas 4 to 6 ft. Wave detail: NW 5 ft at 7 seconds and SW 2 ft at 15 seconds.
Sat Night
NW wind 10 to 15 kt. Seas 5 to 6 ft. Wave detail: NW 6 ft at 8 seconds and SW 2 ft at 18 seconds.
Sun
W wind 5 to 10 kt, backing to S in the afternoon. Seas 4 to 5 ft. Wave detail: NW 5 ft at 7 seconds and SW 2 ft at 17 seconds. A chance of rain in the morning.
Sun Night
S wind around 5 kt. Seas around 4 ft. Wave detail: W 4 ft at 10 seconds and SW 2 ft at 17 seconds.
Mon
SE wind around 5 kt. Seas 4 to 5 ft. Wave detail: W 5 ft at 10 seconds and SW 2 ft at 15 seconds. A chance of rain.
Mon Night
W wind around 5 kt. Seas 4 to 5 ft. Wave detail: W 4 ft at 10 seconds and SW 2 ft at 15 seconds.
Tue
SW wind 5 to 10 kt. Seas 4 to 5 ft. Wave detail: W 4 ft at 9 seconds and SW 2 ft at 15 seconds. A chance of rain in the afternoon.
Tue Night
S wind 10 to 15 kt. Seas 4 to 6 ft, building to 5 to 8 ft after midnight. Wave detail: S 4 ft at 5 seconds, W 7 ft at 9 seconds and SW 2 ft at 14 seconds. Rain.



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303 AM PDT Fri Aug 28 2026
 
 

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