Weather in SeaTac, Washington, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for SeaTac
Overnight |
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Temperature: 41°F Wind Speed: 20 mph Wind Direction: SW Forecast: Rain. Mostly cloudy, with a low around 41. Southwest wind around 20 mph, with gusts as high as 37 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible. |
Wednesday |
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Temperature: 47°F Wind Speed: 13 to 17 mph Wind Direction: SW Forecast: Rain. Mostly cloudy. High near 47, with temperatures falling to around 45 in the afternoon. Southwest wind 13 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible. |
Wednesday Night |
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Temperature: 41°F Wind Speed: 8 to 13 mph Wind Direction: S Forecast: Rain. Cloudy. Low around 41, with temperatures rising to around 43 overnight. South wind 8 to 13 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch possible. |
Thursday |
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Temperature: 51°F Wind Speed: 8 to 16 mph Wind Direction: S Forecast: Rain. Cloudy, with a high near 51. South wind 8 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible. |
Thursday Night |
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Temperature: 39°F Wind Speed: 9 to 16 mph Wind Direction: SSW Forecast: Rain. Mostly cloudy, with a low around 39. South southwest wind 9 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible. |
Friday |
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Temperature: 45°F Wind Speed: 12 mph Wind Direction: SSW Forecast: Rain. Mostly cloudy, with a high near 45. Chance of precipitation is 80%. New rainfall amounts less than a tenth of an inch possible. |
Friday Night |
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Temperature: 39°F Wind Speed: 12 mph Wind Direction: SSW Forecast: Rain. Cloudy, with a low around 39. |
Saturday |
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Temperature: 45°F Wind Speed: 12 mph Wind Direction: SSW Forecast: Rain. Mostly cloudy, with a high near 45. |
Saturday Night |
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Temperature: 38°F Wind Speed: 6 to 9 mph Wind Direction: S Forecast: Rain likely. Mostly cloudy, with a low around 38. |
Sunday |
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Temperature: 46°F Wind Speed: 8 mph Wind Direction: SSE Forecast: Rain. Mostly cloudy, with a high near 46. |
Sunday Night |
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Temperature: 40°F Wind Speed: 9 mph Wind Direction: S Forecast: Rain. Mostly cloudy, with a low around 40. |
Monday |
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Temperature: 47°F Wind Speed: 9 mph Wind Direction: SSW Forecast: Rain likely. Mostly cloudy, with a high near 47. |
Monday Night |
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Temperature: 38°F Wind Speed: 6 to 9 mph Wind Direction: S Forecast: Rain likely before 4am, then a chance of rain and snow. Mostly cloudy, with a low around 38. |
Tuesday |
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Temperature: 46°F Wind Speed: 7 mph Wind Direction: S Forecast: A chance of rain and snow before 5pm. Mostly cloudy, with a high near 46. |