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.

Clear

39°F

4°C

Humidity 92%
Wind Speed NNE 3 MPH
Barometer 30.47 in (1031.83 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 29 Dec 03:54 PM PST
Extended Forecast for

Tumwater WA

  • Tonight

    Tonight: Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 31. Calm wind.

    Low: 31 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy dense fog before 11am. Otherwise, partly sunny, with a high near 43. Calm wind.

    High: 43 °F

    Patchy Dense
    Fog then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog between midnight and 1am. Otherwise, partly cloudy, with a low around 30. Calm wind.

    Low: 30 °F

    Patchy Fog

  • Wednesday

    Wednesday: Partly sunny, with a high near 46. Calm wind.

    High: 46 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog between 9pm and 10pm. Otherwise, mostly cloudy, with a low around 33. Calm wind.

    Low: 33 °F

    Patchy Fog
    then Mostly
    Cloudy

  • New Year's Day

    New Year's Day: A 30 percent chance of rain, mainly after 10am. Mostly cloudy, with a high near 46.

    High: 46 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly after 10pm. Cloudy, with a low around 39. Chance of precipitation is 70%.

    Low: 39 °F

    Rain Likely

  • Friday

    Friday: Rain. Cloudy, with a high near 48.

    High: 48 °F

    Rain

  • Friday Night

    Friday Night: Rain likely. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Rain Likely

Detailed Forecast

Tonight
Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 31. Calm wind.
Tuesday
Patchy dense fog before 11am. Otherwise, partly sunny, with a high near 43. Calm wind.
Tuesday Night
Patchy fog between midnight and 1am. Otherwise, partly cloudy, with a low around 30. Calm wind.
Wednesday
Partly sunny, with a high near 46. Calm wind.
Wednesday Night
Patchy fog between 9pm and 10pm. Otherwise, mostly cloudy, with a low around 33. Calm wind.
New Year's Day
A 30 percent chance of rain, mainly after 10am. Mostly cloudy, with a high near 46.
Thursday Night
Rain likely, mainly after 10pm. Cloudy, with a low around 39. Chance of precipitation is 70%.
Friday
Rain. Cloudy, with a high near 48.
Friday Night
Rain likely. Mostly cloudy, with a low around 40.
Saturday
Rain likely. Mostly cloudy, with a high near 47.
Saturday Night
Rain likely. Mostly cloudy, with a low around 38.
Sunday
Rain likely. Mostly cloudy, with a high near 47.
Sunday Night
Rain likely. Cloudy, with a low around 38.
Monday
Rain likely. Mostly cloudy, with a high near 48.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Tumwater WA
 46.99°N 122.92°W (Elev. 151 ft)
Last Update:
1:25 pm PST Dec 29, 2025
Forecast Valid:
4pm PST Dec 29, 2025-6pm PST Jan 5, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation