Weather in SeaTac, Washington, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for SeaTac
This Afternoon |
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Temperature: 42°F Wind Speed: 6 mph Wind Direction: N Forecast: Sunny. High near 42, with temperatures falling to around 39 in the afternoon. North wind around 6 mph. |
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Tonight |
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Temperature: 29°F Wind Speed: 5 mph Wind Direction: NNE Forecast: Mostly clear, with a low around 29. North northeast wind around 5 mph. |
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Sunday |
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Temperature: 40°F Wind Speed: 3 to 8 mph Wind Direction: NNE Forecast: Sunny. High near 40, with temperatures falling to around 38 in the afternoon. North northeast wind 3 to 8 mph. |
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Sunday Night |
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Temperature: 27°F Wind Speed: 3 to 7 mph Wind Direction: NE Forecast: Mostly clear, with a low around 27. Wind chill values as low as 25. Northeast wind 3 to 7 mph. |
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M.L. King Jr. Day |
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Temperature: 41°F Wind Speed: 5 mph Wind Direction: ENE Forecast: Sunny, with a high near 41. East northeast wind around 5 mph. |
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Monday Night |
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Temperature: 29°F Wind Speed: 1 to 5 mph Wind Direction: E Forecast: Mostly cloudy, with a low around 29. |
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Tuesday |
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Temperature: 41°F Wind Speed: 2 mph Wind Direction: E Forecast: Mostly sunny, with a high near 41. |
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Tuesday Night |
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Temperature: 30°F Wind Speed: 2 mph Wind Direction: NE Forecast: Partly cloudy, with a low around 30. |
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Wednesday |
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Temperature: 43°F Wind Speed: 3 mph Wind Direction: NNE Forecast: Partly sunny, with a high near 43. |
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Wednesday Night |
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Temperature: 31°F Wind Speed: 3 mph Wind Direction: NE Forecast: A chance of rain after 4am. Mostly cloudy, with a low around 31. |
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Thursday |
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Temperature: 43°F Wind Speed: 3 mph Wind Direction: SSE Forecast: A chance of rain. Mostly cloudy, with a high near 43. |
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Thursday Night |
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Temperature: 34°F Wind Speed: 3 mph Wind Direction: S Forecast: A chance of rain. Mostly cloudy, with a low around 34. |
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Friday |
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Temperature: 42°F Wind Speed: 5 mph Wind Direction: SSW Forecast: A chance of rain. Mostly cloudy, with a high near 42. |
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Friday Night |
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Temperature: 32°F Wind Speed: 5 mph Wind Direction: NE Forecast: A slight chance of rain. Mostly cloudy, with a low around 32. |