Heavy Great Lakes Snow through Friday; Watching Potential for Major Winter Storm Late Week into this Weekend

Heavy lake effect snow will continue in the Great Lakes into Wednesday before another storm brings a widespread general snow followed by another round of heavy lake effect snow. A wide-ranging winter storm will produce great swaths of heavy snow, sleet, and treacherous freezing rain from the southern Rockies/Plains and Mid-South starting Friday and shifting toward the East Coast through Sunday. Read More >

Current conditions at

Olympia, Olympia Airport (KOLM)

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

Mist

39°F

4°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.23 in (1023.71 mb)
Dewpoint 39°F (4°C)
Visibility 4.00 mi
Last update 20 Jan 04:20 PM PST
Extended Forecast for

6 Miles WSW Tumwater WA

  • Tonight

    Tonight: Widespread dense fog, mainly before 1am. Areas of freezing fog after 2am.  Otherwise, partly cloudy, with a low around 29. Calm wind.

    Low: 29 °F

    Areas
    Freezing Fog
    and Dense Fog

  • Wednesday

    Wednesday: Widespread dense freezing fog, mainly between 8am and 10am. Mostly sunny, with a high near 47. Calm wind.

    High: 47 °F

    Dense
    Freezing Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 28. Calm wind.

    Low: 28 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 45. Calm wind.

    High: 45 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 28. Calm wind.

    Low: 28 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 26.

    Low: 26 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

Detailed Forecast

Tonight
Widespread dense fog, mainly before 1am. Areas of freezing fog after 2am. Otherwise, partly cloudy, with a low around 29. Calm wind.
Wednesday
Widespread dense freezing fog, mainly between 8am and 10am. Mostly sunny, with a high near 47. Calm wind.
Wednesday Night
Partly cloudy, with a low around 28. Calm wind.
Thursday
Partly sunny, with a high near 45. Calm wind.
Thursday Night
Partly cloudy, with a low around 28. Calm wind.
Friday
Mostly sunny, with a high near 46.
Friday Night
Mostly clear, with a low around 26.
Saturday
Mostly sunny, with a high near 46.
Saturday Night
Partly cloudy, with a low around 26.
Sunday
A slight chance of rain after 10am. Partly sunny, with a high near 45.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 33.
Monday
A chance of rain. Mostly cloudy, with a high near 47.
Monday Night
A chance of rain. Mostly cloudy, with a low around 35.
Tuesday
A slight chance of rain. Mostly cloudy, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WSW Tumwater WA
 46.95°N 123.04°W (Elev. 200 ft)
1:25 pm PST Jan 20, 2026
4pm PST Jan 20, 2026-6pm PST Jan 27, 2026
 
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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