Weather in SeaTac, Washington, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for SeaTac
Tonight |
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Temperature: 35°F Wind Speed: 6 mph Wind Direction: SSE Forecast: Showers and thunderstorms likely before 7pm, then a slight chance of thunderstorms and rain and snow showers between 7pm and 10pm, then a slight chance of rain and snow showers between 10pm and 11pm, then areas of frost. Mostly cloudy, with a low around 35. South southeast wind around 6 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible. |
Thursday |
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Temperature: 55°F Wind Speed: 3 to 7 mph Wind Direction: SSW Forecast: Patchy frost before 8am. Sunny, with a high near 55. South southwest wind 3 to 7 mph. |
Thursday Night |
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Temperature: 40°F Wind Speed: 3 to 7 mph Wind Direction: S Forecast: Partly cloudy, with a low around 40. South wind 3 to 7 mph. |
Friday |
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Temperature: 57°F Wind Speed: 3 mph Wind Direction: WSW Forecast: Mostly sunny, with a high near 57. West southwest wind around 3 mph. |
Friday Night |
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Temperature: 42°F Wind Speed: 3 mph Wind Direction: NNE Forecast: Mostly cloudy, with a low around 42. North northeast wind around 3 mph. |
Saturday |
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Temperature: 63°F Wind Speed: 3 mph Wind Direction: N Forecast: Mostly cloudy, with a high near 63. |
Saturday Night |
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Temperature: 47°F Wind Speed: 3 mph Wind Direction: NNE Forecast: A slight chance of rain after 11pm. Mostly cloudy, with a low around 47. |
Sunday |
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Temperature: 65°F Wind Speed: 2 to 6 mph Wind Direction: NNE Forecast: A slight chance of rain before 5pm. Mostly cloudy, with a high near 65. |
Sunday Night |
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Temperature: 48°F Wind Speed: 6 mph Wind Direction: N Forecast: Mostly cloudy, with a low around 48. |
Monday |
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Temperature: 67°F Wind Speed: 3 to 7 mph Wind Direction: N Forecast: Partly sunny, with a high near 67. |
Monday Night |
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Temperature: 49°F Wind Speed: 7 mph Wind Direction: NW Forecast: Mostly cloudy, with a low around 49. |
Tuesday |
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Temperature: 64°F Wind Speed: 5 to 8 mph Wind Direction: SSW Forecast: A chance of rain after 11am. Partly sunny, with a high near 64. |
Tuesday Night |
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Temperature: 48°F Wind Speed: 8 mph Wind Direction: SW Forecast: A chance of rain. Mostly cloudy, with a low around 48. |
Wednesday |
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Temperature: 59°F Wind Speed: 8 mph Wind Direction: SW Forecast: A chance of rain. Mostly cloudy, with a high near 59. |