Weather in SeaTac, Washington, United States

7-Day Detailed Weather Forecast for SeaTac

Overnight

Temperature: 33°F

Wind Speed: 2 mph

Wind Direction: W

Forecast: Areas of fog. Mostly cloudy, with a low around 33. West wind around 2 mph.

Monday

Temperature: 44°F

Wind Speed: 3 mph

Wind Direction: WNW

Forecast: Areas of fog before 10am. Partly sunny. High near 44, with temperatures falling to around 41 in the afternoon. West northwest wind around 3 mph.

Monday Night

Temperature: 33°F

Wind Speed: 3 mph

Wind Direction: N

Forecast: Mostly cloudy, with a low around 33. North wind around 3 mph.

Tuesday

Temperature: 46°F

Wind Speed: 3 mph

Wind Direction: NNW

Forecast: Partly sunny, with a high near 46. North northwest wind around 3 mph.

Tuesday Night

Temperature: 34°F

Wind Speed: 3 mph

Wind Direction: W

Forecast: Partly cloudy, with a low around 34. West wind around 3 mph.

Wednesday

Temperature: 47°F

Wind Speed: 2 mph

Wind Direction: SSE

Forecast: Partly sunny, with a high near 47.

Wednesday Night

Temperature: 40°F

Wind Speed: 5 mph

Wind Direction: S

Forecast: A chance of rain after 10pm. Mostly cloudy, with a low around 40. Chance of precipitation is 50%.

Thursday

Temperature: 50°F

Wind Speed: 5 mph

Wind Direction: SSE

Forecast: A chance of rain. Mostly cloudy, with a high near 50.

Thursday Night

Temperature: 45°F

Wind Speed: 5 mph

Wind Direction: SSE

Forecast: Rain likely. Cloudy, with a low around 45.

Friday

Temperature: 55°F

Wind Speed: 6 mph

Wind Direction: S

Forecast: Rain likely. Cloudy, with a high near 55.

Friday Night

Temperature: 49°F

Wind Speed: 8 mph

Wind Direction: SSW

Forecast: Rain. Cloudy, with a low around 49.

Saturday

Temperature: 53°F

Wind Speed: 9 mph

Wind Direction: SSW

Forecast: Rain. Mostly cloudy, with a high near 53.

Saturday Night

Temperature: 43°F

Wind Speed: 5 to 8 mph

Wind Direction: S

Forecast: Rain likely. Mostly cloudy, with a low around 43.

Sunday

Temperature: 49°F

Wind Speed: 6 mph

Wind Direction: S

Forecast: A chance of rain before 4pm. Mostly cloudy, with a high near 49.