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

Olympia, Olympia Airport (KOLM)

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

freezing fog

30°F

-1°C

Humidity 95%
Wind Speed N 0 MPH
Barometer 30.54 in (1034.2 mb)
Dewpoint 29°F (-2°C)
Visibility 0.50 mi
Last update 29 Dec 03:54 AM PST
Extended Forecast for

Tumwater WA

  • Today

    Today: Areas of dense fog before 1pm, then patchy dense fog after 5pm. Areas of dense freezing fog before 9am. Otherwise, mostly cloudy, with a high near 40. Calm wind becoming north northeast around 5 mph.

    High: 40 °F

    Areas Dense
    Freezing Fog
    and Areas
    Dense Fog

  • Tonight

    Tonight: Widespread fog, mainly after 5am. Otherwise, mostly cloudy, with a low around 30. Calm wind.

    Low: 30 °F

    Fog

  • Tuesday

    Tuesday: Areas of fog before noon. Otherwise, partly sunny, with a high near 42. Calm wind.

    High: 42 °F

    Areas Fog
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog. Otherwise, partly cloudy, with a low around 30. Calm wind.

    Low: 30 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 46. Calm wind.

    High: 46 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • New Year's Day

    New Year's Day: A 30 percent chance of rain, mainly after 4pm. Cloudy, with a high near 47.

    High: 47 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly after 10pm. Cloudy, with a low around 38.

    Low: 38 °F

    Rain Likely

  • Friday

    Friday: Rain likely. Mostly cloudy, with a high near 49.

    High: 49 °F

    Rain Likely

Detailed Forecast

Today
Areas of dense fog before 1pm, then patchy dense fog after 5pm. Areas of dense freezing fog before 9am. Otherwise, mostly cloudy, with a high near 40. Calm wind becoming north northeast around 5 mph.
Tonight
Widespread fog, mainly after 5am. Otherwise, mostly cloudy, with a low around 30. Calm wind.
Tuesday
Areas of fog before noon. Otherwise, partly sunny, with a high near 42. Calm wind.
Tuesday Night
Patchy fog. Otherwise, partly cloudy, with a low around 30. Calm wind.
Wednesday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 46. Calm wind.
Wednesday Night
Mostly cloudy, with a low around 31.
New Year's Day
A 30 percent chance of rain, mainly after 4pm. Cloudy, with a high near 47.
Thursday Night
Rain likely, mainly after 10pm. Cloudy, with a low around 38.
Friday
Rain likely. Mostly cloudy, with a high near 49.
Friday Night
Rain likely, mainly before 4am. Mostly cloudy, with a low around 37.
Saturday
Rain likely. Mostly cloudy, with a high near 47.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 37.
Sunday
A chance of rain. Mostly cloudy, with a high near 48.
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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:
3:05 am PST Dec 29, 2025
Forecast Valid:
4am PST Dec 29, 2025-6pm PST Jan 4, 2026
 
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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