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

Severe Weather for Northeast Southeastward into the Southern Plains; Flooding in the Upper Great Lakes

Severe thunderstorms are expected from the Northeast to Texas through the night and for the Central/Southern Plains on Friday. Considerable flooding impacts are ongoing in the Upper Great Lakes, and expected to continue through the weekend. Fire weather concerns persist in the Plains and the mid-Atlantic. There is late-season snow over the Northern/Central Rockies and the Northern Plains. Read More >

Current conditions at

Olympia, Olympia Airport (KOLM)

Lat: 46.97333°NLon: 122.90333°WElev: 203.0ft.

Clear

41°F

5°C

Humidity 86%
Wind Speed SSW 8 MPH
Barometer 30.31 in (1026.41 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 17 Apr 01:00 AM PDT
Extended Forecast for

Tumwater WA

  • Overnight

    Overnight: Patchy frost after 2am. Otherwise, partly cloudy, with a low around 33. South southwest wind around 5 mph becoming calm.

    Low: 33 °F

    Patchy Frost

  • Friday

    Friday: Widespread frost, mainly before 7am. Otherwise, partly sunny, with a high near 58. Calm wind.

    High: 58 °F

    Frost then
    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 68. Light and variable wind.

    High: 68 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 45. South southwest wind around 6 mph becoming calm in the evening.

    Low: 45 °F

    Slight Chance
    Rain

  • Sunday

    Sunday: A 20 percent chance of rain before 11am. Mostly cloudy, with a high near 71.

    High: 71 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 72.

    High: 72 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of rain, mainly after 11pm. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Chance Rain

Detailed Forecast

Overnight
Patchy frost after 2am. Otherwise, partly cloudy, with a low around 33. South southwest wind around 5 mph becoming calm.
Friday
Widespread frost, mainly before 7am. Otherwise, partly sunny, with a high near 58. Calm wind.
Friday Night
Mostly cloudy, with a low around 36. Calm wind.
Saturday
Mostly cloudy, with a high near 68. Light and variable wind.
Saturday Night
A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 45. South southwest wind around 6 mph becoming calm in the evening.
Sunday
A 20 percent chance of rain before 11am. Mostly cloudy, with a high near 71.
Sunday Night
Mostly cloudy, with a low around 46.
Monday
Partly sunny, with a high near 72.
Monday Night
A chance of rain, mainly after 11pm. Mostly cloudy, with a low around 46.
Tuesday
A chance of rain. Mostly cloudy, with a high near 62.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 44.
Wednesday
A chance of rain. Mostly cloudy, with a high near 60.
Wednesday Night
A slight chance of rain. Partly cloudy, with a low around 40.
Thursday
Partly sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Tumwater WA
 46.97°N 122.92°W (Elev. 200 ft)
Last Update:
11:26 pm PDT Apr 16, 2026
Forecast Valid:
1am PDT Apr 17, 2026-6pm PDT Apr 23, 2026
 
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Additional Resources

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