Weather in SeaTac, Washington, United States

7-Day Detailed Weather Forecast for SeaTac

Overnight

Temperature: 46°F

Wind Speed: 3 mph

Wind Direction: NNE

Forecast: Partly cloudy. Low around 46, with temperatures rising to around 48 overnight. North northeast wind around 3 mph.

Tuesday

Temperature: 77°F

Wind Speed: 1 to 5 mph

Wind Direction: NW

Forecast: Sunny, with a high near 77. Northwest wind 1 to 5 mph.

Tuesday Night

Temperature: 51°F

Wind Speed: 5 mph

Wind Direction: NNW

Forecast: Partly cloudy. Low around 51, with temperatures rising to around 53 overnight. North northwest wind around 5 mph.

Wednesday

Temperature: 64°F

Wind Speed: 5 to 10 mph

Wind Direction: SSW

Forecast: A chance of rain showers after 5pm. Partly sunny, with a high near 64. South southwest wind 5 to 10 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

Wednesday Night

Temperature: 44°F

Wind Speed: 5 to 10 mph

Wind Direction: SSW

Forecast: A chance of rain showers before 11pm. Partly cloudy, with a low around 44. South southwest wind 5 to 10 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

Thursday

Temperature: 62°F

Wind Speed: 3 to 7 mph

Wind Direction: W

Forecast: Mostly sunny, with a high near 62.

Thursday Night

Temperature: 43°F

Wind Speed: 2 to 7 mph

Wind Direction: NNE

Forecast: Partly cloudy, with a low around 43.

Friday

Temperature: 69°F

Wind Speed: 2 to 7 mph

Wind Direction: NNE

Forecast: Mostly sunny, with a high near 69.

Friday Night

Temperature: 47°F

Wind Speed: 2 to 7 mph

Wind Direction: NNE

Forecast: Mostly cloudy, with a low around 47.

Saturday

Temperature: 69°F

Wind Speed: 2 to 8 mph

Wind Direction: NNW

Forecast: Partly sunny, with a high near 69.

Saturday Night

Temperature: 49°F

Wind Speed: 3 to 8 mph

Wind Direction: SSW

Forecast: A slight chance of rain showers after 5am. Mostly cloudy, with a low around 49.

Sunday

Temperature: 63°F

Wind Speed: 3 to 8 mph

Wind Direction: SSW

Forecast: A chance of rain showers. Mostly cloudy, with a high near 63.

Sunday Night

Temperature: 46°F

Wind Speed: 5 to 8 mph

Wind Direction: SSW

Forecast: A chance of rain showers. Mostly cloudy, with a low around 46.

Monday

Temperature: 61°F

Wind Speed: 5 to 8 mph

Wind Direction: SW

Forecast: A chance of rain showers. Mostly cloudy, with a high near 61.