Weather in SeaTac, Washington, United States

7-Day Detailed Weather Forecast for SeaTac

This Afternoon

Temperature: 90°F

Wind Speed: 8 mph

Wind Direction: NNW

Forecast: Mostly sunny. High near 90, with temperatures falling to around 88 in the afternoon. North northwest wind around 8 mph.

Tonight

Temperature: 64°F

Wind Speed: 2 to 7 mph

Wind Direction: N

Forecast: Partly cloudy. Low around 64, with temperatures rising to around 66 overnight. North wind 2 to 7 mph.

Monday

Temperature: 87°F

Wind Speed: 2 to 7 mph

Wind Direction: NNW

Forecast: Mostly sunny, with a high near 87. North northwest wind 2 to 7 mph.

Monday Night

Temperature: 64°F

Wind Speed: 3 to 7 mph

Wind Direction: N

Forecast: Partly cloudy, with a low around 64. North wind 3 to 7 mph.

Tuesday

Temperature: 87°F

Wind Speed: 3 to 7 mph

Wind Direction: NNW

Forecast: Mostly sunny, with a high near 87. North northwest wind 3 to 7 mph.

Tuesday Night

Temperature: 64°F

Wind Speed: 6 mph

Wind Direction: WNW

Forecast: Mostly cloudy, with a low around 64.

Wednesday

Temperature: 79°F

Wind Speed: 5 to 8 mph

Wind Direction: SW

Forecast: Mostly cloudy, with a high near 79.

Wednesday Night

Temperature: 60°F

Wind Speed: 6 mph

Wind Direction: SW

Forecast: Mostly cloudy, with a low around 60.

Thursday

Temperature: 80°F

Wind Speed: 7 mph

Wind Direction: WSW

Forecast: Mostly sunny, with a high near 80.

Thursday Night

Temperature: 60°F

Wind Speed: 6 mph

Wind Direction: SW

Forecast: A slight chance of rain after 11pm. Mostly cloudy, with a low around 60.

Friday

Temperature: 74°F

Wind Speed: 5 to 8 mph

Wind Direction: SW

Forecast: A slight chance of rain. Partly sunny, with a high near 74.

Friday Night

Temperature: 58°F

Wind Speed: 3 to 8 mph

Wind Direction: SSW

Forecast: A slight chance of rain. Mostly cloudy, with a low around 58.

Saturday

Temperature: 74°F

Wind Speed: 3 to 8 mph

Wind Direction: SW

Forecast: A slight chance of rain before 11am. Partly sunny, with a high near 74.

Saturday Night

Temperature: 58°F

Wind Speed: 7 mph

Wind Direction: NNE

Forecast: Mostly cloudy, with a low around 58.