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

Rapid Warm-Up Forecast Across Much of the Lower 48 Today and Tuesday

Most of the U.S. starts the week calm and unseasonably warm. The Heartland will be warmest, with highs 25–30° above average. Only the Gulf Coast stays chilly. Rain today is limited to western Washington while lake effect snow continues east of Lake Ontario. Cooler air returns after Tuesday, bringing a wintry mix to the Midwest and Northeast by Wednesday. Read More >

Current conditions at

S144TH TUKWILA (T144T)

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

NA

48°F

9°C

Humidity 99%
Wind Speed SSE 0 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility 1.10 mi
Last update 12 Jan 06:00 AM PST
Extended Forecast for

3 Miles S South Seattle WA

  • Today

    Today: A 50 percent chance of rain, mainly before 4pm. Cloudy, with a high near 54. South wind 7 to 9 mph.

    High: 54 °F

    Chance Rain

  • Tonight

    Tonight: Cloudy, then gradually becoming partly cloudy, with a low around 48. South wind 3 to 7 mph.

    Low: 48 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Partly sunny, with a high near 57. Calm wind.

    High: 57 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog before 10pm. Otherwise, mostly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 52. Calm wind.

    High: 52 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 52.

    High: 52 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

Detailed Forecast

Today
A 50 percent chance of rain, mainly before 4pm. Cloudy, with a high near 54. South wind 7 to 9 mph.
Tonight
Cloudy, then gradually becoming partly cloudy, with a low around 48. South wind 3 to 7 mph.
Tuesday
Partly sunny, with a high near 57. Calm wind.
Tuesday Night
Patchy fog before 10pm. Otherwise, mostly cloudy, with a low around 43. Calm wind.
Wednesday
Partly sunny, with a high near 52. Calm wind.
Wednesday Night
Mostly cloudy, with a low around 44.
Thursday
Partly sunny, with a high near 52.
Thursday Night
Partly cloudy, with a low around 39.
Friday
Sunny, with a high near 52.
Friday Night
Mostly clear, with a low around 38.
Saturday
Sunny, with a high near 53.
Saturday Night
Mostly clear, with a low around 37.
Sunday
Mostly sunny, with a high near 52.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S South Seattle WA
 47.51°N 122.29°W (Elev. 200 ft)
Last Update:
1:25 am PST Jan 12, 2026
Forecast Valid:
6am PST Jan 12, 2026-6pm PST Jan 18, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation