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City of SeaTac, WashingtonSeaTac, WA 7-Day Night Weather Forecast
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SeaTac, WA Weather Forecast
SeaTac, WA Weather Forecast Date: 136 PM PST Thu Nov 12 2026
The area/counties/county of: Lowlands Of Pierce And Southern King Counties, including the cities of: Seatac, Tacoma, Federal Way, Kent, Lakewood, Puyallup, and Sumner.or toggle through each period.
Tonight... Cloudy. Lows in the mid 40s to lower 50s. Light wind.
Friday... Cloudy with a chance of rain in the morning, then rain likely in the afternoon. Rainfall amounts less than a tenth of an inch likely. Highs in the mid 50s to lower 60s. South wind to 10 mph. Gusts to 20 mph in the afternoon.
Friday Night... Mostly cloudy. A chance of rain in the evening. A slight chance of rain in the morning. Lows in the mid 40s to lower 50s. South wind to 10 mph increasing to 10 to 20 mph after midnight.
Saturday... Mostly cloudy with a chance of rain. Highs in the 50s to lower 60s. South wind 10 to 15 mph with gusts to 25 mph.
Saturday Night... Mostly cloudy with a chance of rain in the evening, then rain at times after midnight. Rainfall amounts a tenth to a quarter of an inch possible. Lows in the mid 40s to lower 50s. South wind 10 to 15 mph becoming southeast 10 to 20 mph after midnight.
Sunday... Rain at times. Highs in the mid 50s.
Sunday Night... Mostly cloudy with a chance of rain. Lows in the lower to mid 40s.
Monday... Mostly cloudy with a chance of rain. Highs in the lower 50s.
Monday Night... Mostly cloudy. A chance of rain in the evening, then a slight chance of rain after midnight. Lows near 40.
Tuesday... Partly sunny with a slight chance of rain. Highs in the lower 50s.
Tuesday Night... Partly cloudy in the evening, then mostly cloudy with a chance of rain after midnight. Lows near 40.
Wednesday... Mostly cloudy with a chance of rain. Highs near 50.
Wednesday Night... Mostly cloudy. A chance of rain in the evening, then a slight chance of rain after midnight. Lows in the mid 30s to lower 40s.
POP = Probability of Precipitation
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