National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Current conditions at

S144TH TUKWILA (T144T)

Lat: 47.4748°NLon: 122.2704°WElev: 165.0ft.

NA

62°F

17°C

Humidity 81%
Wind Speed SSE 0 MPH
Barometer NA
Dewpoint 56°F (13°C)
Visibility 0.77 mi
Last update 18 Sep 11:59 AM PDT
Extended Forecast for

Tukwila WA

  • This Afternoon

    This Afternoon: Partly sunny, then gradually becoming sunny, with a high near 73. South southwest wind 3 to 5 mph.

    High: 73 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 53. Light south wind.

    Low: 53 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 73. Light and variable wind.

    High: 73 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 54. Light north northeast wind.

    Low: 54 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 73. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 73 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 69.

    High: 69 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Partly sunny, then gradually becoming sunny, with a high near 73. South southwest wind 3 to 5 mph.
Tonight
Increasing clouds, with a low around 53. Light south wind.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 73. Light and variable wind.
Saturday Night
Partly cloudy, with a low around 54. Light north northeast wind.
Sunday
Mostly sunny, with a high near 73. Calm wind becoming north northwest around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 54.
Monday
Mostly sunny, with a high near 71.
Monday Night
Partly cloudy, with a low around 54.
Tuesday
Partly sunny, with a high near 69.
Tuesday Night
Partly cloudy, with a low around 53.
Wednesday
Partly sunny, with a high near 68.
Wednesday Night
Mostly cloudy, with a low around 53.
Thursday
Partly sunny, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Tukwila WA
 47.49°N 122.25°W (Elev. 246 ft)
Last Update:
11:26 am PDT Sep 18, 2026
Forecast Valid:
12pm PDT Sep 18, 2026-6pm PDT Sep 24, 2026
 
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Additional Resources

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