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Severe Thunderstorm and Excessive Rainfall Potential for the Central U.S. Today

Severe thunderstorms with a threat for large hail, isolated damaging winds and possibly a tornado are expected in parts of eastern Colorado today from mid afternoon to early evening. Several days of heavy rainfall will begin today over the western Gulf Coast where Flood Watches and excessive rainfall outlooks have been issued for today, Saturday, and Sunday. Read More >

Current conditions at

Olympia, Olympia Airport (KOLM)

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

Clear

68°F

20°C

Humidity 45%
Wind Speed N 5 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 21 May 12:35 PM PDT
Extended Forecast for

Tumwater WA

  • This Afternoon

    This Afternoon: Sunny, with a high near 79. North wind 3 to 5 mph.

    High: 79 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 48. North wind around 5 mph becoming calm in the evening.

    Low: 48 °F

    Mostly Clear

  • Friday

    Friday: Patchy fog before 7am. Otherwise, sunny, with a high near 78. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 78 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 48. Southwest wind 3 to 8 mph.

    Low: 48 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Partly sunny, with a high near 74. Calm wind becoming west 5 to 9 mph in the afternoon.

    High: 74 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 68.

    High: 68 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A chance of rain after 11pm. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Chance Rain

  • Memorial Day

    Memorial Day: Rain. Mostly cloudy, with a high near 58.

    High: 58 °F

    Rain

Detailed Forecast

This Afternoon
Sunny, with a high near 79. North wind 3 to 5 mph.
Tonight
Mostly clear, with a low around 48. North wind around 5 mph becoming calm in the evening.
Friday
Patchy fog before 7am. Otherwise, sunny, with a high near 78. Calm wind becoming west northwest around 5 mph in the afternoon.
Friday Night
Increasing clouds, with a low around 48. Southwest wind 3 to 8 mph.
Saturday
Partly sunny, with a high near 74. Calm wind becoming west 5 to 9 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 45.
Sunday
Mostly cloudy, with a high near 68.
Sunday Night
A chance of rain after 11pm. Mostly cloudy, with a low around 45.
Memorial Day
Rain. Mostly cloudy, with a high near 58.
Monday Night
A chance of rain before 11pm. Mostly cloudy, with a low around 42.
Tuesday
A chance of rain. Partly sunny, with a high near 66.
Tuesday Night
Partly cloudy, with a low around 45.
Wednesday
Mostly sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Tumwater WA
 46.99°N 122.92°W (Elev. 151 ft)
Last Update:
11:26 pm PDT May 20, 2026
Forecast Valid:
12pm PDT May 21, 2026-6pm PDT May 27, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation