Critical Fire Weather in the Plains; Severe Thunderstorms in the Upper Mississippi Valley and Great Lakes

Anomalously warm, dry and breezy conditions will bring elevated to critical fire weather conditions across portions of the Intermountain West into the central and southern Plains today. Strong to severe thunderstorms are possible across portions of the upper Mississippi River Valley to the Great Lakes tonight through the day Tuesday. Damaging gusts, hail, and heavy rainfall are likely. Read More >

Current conditions at

Olympia, Olympia Airport (KOLM)

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

Clear

50°F

10°C

Humidity 34%
Wind Speed N 11 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 30 Mar 04:35 PM PDT
Extended Forecast for

Tumwater WA

  • Tonight

    Tonight: Increasing clouds, with a low around 32. North northeast wind 5 to 8 mph becoming calm  after midnight.

    Low: 32 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 57. Calm wind becoming south around 5 mph in the afternoon.

    High: 57 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain after 11pm.  Mostly cloudy, with a low around 40. South southwest wind 3 to 5 mph.

    Low: 40 °F

    Chance Rain

  • Wednesday

    Wednesday: Rain.  High near 49. South southeast wind 5 to 11 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 49 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain.  Low around 35. Southwest wind 5 to 9 mph becoming light south southwest  after midnight.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Rain then
    Rain Likely

  • Thursday

    Thursday: Rain likely, mainly after 11am.  Partly sunny, with a high near 53. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 53 °F

    Rain Likely

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 58.

    High: 58 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 32. North northeast wind 5 to 8 mph becoming calm after midnight.
Tuesday
Mostly cloudy, with a high near 57. Calm wind becoming south around 5 mph in the afternoon.
Tuesday Night
A 40 percent chance of rain after 11pm. Mostly cloudy, with a low around 40. South southwest wind 3 to 5 mph.
Wednesday
Rain. High near 49. South southeast wind 5 to 11 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Rain. Low around 35. Southwest wind 5 to 9 mph becoming light south southwest after midnight. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain likely, mainly after 11am. Partly sunny, with a high near 53. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Partly cloudy, with a low around 36.
Friday
Partly sunny, with a high near 58.
Friday Night
Partly cloudy, with a low around 36.
Saturday
Mostly sunny, with a high near 62.
Saturday Night
Partly cloudy, with a low around 39.
Sunday
Partly sunny, with a high near 62.
Sunday Night
Mostly cloudy, with a low around 39.
Monday
A chance of rain. Partly sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
Tumwater WA
 46.99°N 122.92°W (Elev. 151 ft)
11:27 am PDT Mar 30, 2026
4pm PDT Mar 30, 2026-6pm PDT Apr 6, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database