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.

Fog

37°F

3°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.34 in (1027.43 mb)
Dewpoint 37°F (3°C)
Visibility 0.25 mi
Last update 03 Dec 03:00 AM PST
Extended Forecast for

Tumwater WA

  • Overnight

    Overnight: Patchy dense fog. Otherwise, cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Patchy Dense
    Fog

  • Wednesday

    Wednesday: A slight chance of rain between 8am and 10am. Areas of fog before noon. Otherwise, mostly cloudy, with a high near 45. Calm wind. Chance of precipitation is 20%.

    High: 45 °F

    Slight Chance
    Rain and
    Areas Fog
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: A 50 percent chance of rain, mainly after 1am. Patchy dense fog before 1am. Otherwise, cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Patchy Dense
    Fog then
    Chance Rain
    and Patchy
    Fog

  • Thursday

    Thursday: Rain. High near 47. South wind 5 to 7 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 47 °F

    Rain

  • Thursday Night

    Thursday Night: Rain. Low around 43. South wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 43 °F

    Rain

  • Friday

    Friday: Rain. High near 53. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 53 °F

    Rain

  • Friday Night

    Friday Night: Rain. Low around 45. Chance of precipitation is 80%.

    Low: 45 °F

    Rain

  • Saturday

    Saturday: Rain. Cloudy, with a high near 51.

    High: 51 °F

    Rain

  • Saturday Night

    Saturday Night: Rain. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Rain

Detailed Forecast

Overnight
Patchy dense fog. Otherwise, cloudy, with a low around 36. Calm wind.
Wednesday
A slight chance of rain between 8am and 10am. Areas of fog before noon. Otherwise, mostly cloudy, with a high near 45. Calm wind. Chance of precipitation is 20%.
Wednesday Night
A 50 percent chance of rain, mainly after 1am. Patchy dense fog before 1am. Otherwise, cloudy, with a low around 38. Calm wind.
Thursday
Rain. High near 47. South wind 5 to 7 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain. Low around 43. South wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Rain. High near 53. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Rain. Low around 45. Chance of precipitation is 80%.
Saturday
Rain. Cloudy, with a high near 51.
Saturday Night
Rain. Mostly cloudy, with a low around 44.
Sunday
Rain. Cloudy, with a high near 53.
Sunday Night
Rain likely. Mostly cloudy, with a low around 44.
Monday
Rain likely. Cloudy, with a high near 54.
Monday Night
Rain. Cloudy, with a low around 48.
Tuesday
Rain. Cloudy, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Tumwater WA
 47.01°N 122.93°W (Elev. 148 ft)
Last Update:
1:25 am PST Dec 3, 2025
Forecast Valid:
3am PST Dec 3, 2025-6pm PST Dec 9, 2025
 
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