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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: 236 AM PDT Sun Sep 27 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.
Today... Mostly cloudy in the morning then becoming sunny. Patchy fog in the morning. Highs in the upper 50s to mid 60s. Northeast wind 10 to 15 mph becoming north in the afternoon.
Tonight... Mostly clear. Lows in the 40s. North wind 10 to 15 mph in the evening becoming light.
Monday... Mostly sunny. Patchy fog in the morning. Highs in the upper 50s to mid 60s. Light wind becoming west to 10 mph in the afternoon.
Monday Night... Mostly cloudy. A slight chance of rain after midnight. Lows in the upper 40s to mid 50s. Southwest wind 10 to 15 mph becoming south after midnight.
Tuesday... Rain likely. Rainfall amounts a tenth to a quarter of an inch possible. Highs in the upper 50s to mid 60s. South wind 10 to 20 mph. Gusts to 30 mph in the afternoon.
Tuesday Night... Cloudy with showers likely in the evening, then mostly cloudy with a chance of showers after midnight. Lows in the lower 50s.
Wednesday... Mostly cloudy. Highs in the mid 60s.
Wednesday Night... Mostly cloudy. Lows near 50.
Thursday... Mostly cloudy. Highs in the 60s.
Thursday Night... Mostly cloudy. A slight chance of showers in the evening. Lows near 50.
Friday... Mostly cloudy. Highs in the lower to mid 60s.
Friday Night... Partly cloudy. Lows in the mid 40s to lower 50s.
POP = Probability of Precipitation
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