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

Hazardous Weather Conditions

Current conditions at

Olympia, Olympia Airport (KOLM)

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

Mist

31°F

-1°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 29.84 in (1010.5 mb)
Dewpoint 31°F (-1°C)
Visibility 1.25 mi
Last update 01 Jan 05:25 AM PST
Extended Forecast for

Tumwater WA

Dense Fog Advisory January 1, 05:33am until January 1, 10:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory January 1, 05:33am until January 1, 10:00am

    NOW until 10:00am Thu

    Dense Fog Advisory

  • New Year's Day

    High: 42 °F

    Rain Likely
    and Dense Fog

  • Tonight

    Tonight: Rain. Low around 37. Calm wind becoming southwest around 5 mph after midnight. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 37 °F

    Rain

  • Friday

    Friday: Rain. High near 50. South southwest wind 8 to 10 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 50 °F

    Rain

  • Friday Night

    Friday Night: Rain. Low around 42. North northeast wind 3 to 6 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Rain

  • Saturday

    Saturday: Rain. High near 51. South southeast wind 7 to 11 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 51 °F

    Rain

  • Saturday Night

    Saturday Night: Rain. Low around 42. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 42 °F

    Rain

  • Sunday

    Sunday: Rain. High near 51. Chance of precipitation is 80%.

    High: 51 °F

    Rain

  • Sunday Night

    Sunday Night: Rain likely. Mostly cloudy, with a low around 39.

    Low: 39 °F

    Rain Likely

Detailed Forecast

New Year's Day
Rain likely, mainly after 1pm. Widespread dense fog before 10am. Otherwise, cloudy, with a high near 42. Light and variable wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain. Low around 37. Calm wind becoming southwest around 5 mph after midnight. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Rain. High near 50. South southwest wind 8 to 10 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Rain. Low around 42. North northeast wind 3 to 6 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain. High near 51. South southeast wind 7 to 11 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Rain. Low around 42. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Rain. High near 51. Chance of precipitation is 80%.
Sunday Night
Rain likely. Mostly cloudy, with a low around 39.
Monday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 48.
Monday Night
A chance of rain. Mostly cloudy, with a low around 37.
Tuesday
A chance of rain. Mostly cloudy, with a high near 46.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 36.
Wednesday
Rain likely. Mostly cloudy, with a high near 46.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Tumwater WA
 46.97°N 122.92°W (Elev. 200 ft)
Last Update:
1:25 am PST Jan 1, 2026
Forecast Valid:
5am PST Jan 1, 2026-6pm PST Jan 7, 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