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

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Current conditions at

Tacoma / McChord Air Force Base (KTCM)

Lat: 47.15°NLon: 122.48333°WElev: 322.0ft.

Clear

43°F

6°C

Humidity 71%
Wind Speed SSW 3 MPH
Barometer 30.21 in (1023.03 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 20 Jan 04:55 PM PST
Extended Forecast for

Steilacoom WA

  • Tonight

    Tonight: Widespread dense fog, mainly before 1am. Areas of freezing fog after 3am.  Otherwise, partly cloudy, with a low around 30. Calm wind.

    Low: 30 °F

    Areas
    Freezing Fog
    and Dense Fog

  • Wednesday

    Wednesday: Areas of fog between 10am and 11am. Areas of freezing fog before 10am.  Otherwise, mostly sunny, with a high near 45. Calm wind.

    High: 45 °F

    Areas
    Freezing Fog
    and Areas Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 29. Calm wind.

    Low: 29 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 43. Calm wind.

    High: 43 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 29. Calm wind.

    Low: 29 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 44.

    High: 44 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

Detailed Forecast

Tonight
Widespread dense fog, mainly before 1am. Areas of freezing fog after 3am. Otherwise, partly cloudy, with a low around 30. Calm wind.
Wednesday
Areas of fog between 10am and 11am. Areas of freezing fog before 10am. Otherwise, mostly sunny, with a high near 45. Calm wind.
Wednesday Night
Mostly cloudy, with a low around 29. Calm wind.
Thursday
Partly sunny, with a high near 43. Calm wind.
Thursday Night
Mostly cloudy, with a low around 29. Calm wind.
Friday
Mostly sunny, with a high near 45.
Friday Night
Mostly clear, with a low around 27.
Saturday
Sunny, with a high near 44.
Saturday Night
Partly cloudy, with a low around 27.
Sunday
A slight chance of rain after 10am. Partly sunny, with a high near 44.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 35.
Monday
A chance of rain. Mostly cloudy, with a high near 47.
Monday Night
A slight chance of rain. Mostly cloudy, with a low around 36.
Tuesday
A slight chance of rain. Mostly cloudy, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
Steilacoom WA
 47.17°N 122.57°W (Elev. 299 ft)
1:25 pm PST Jan 20, 2026
5pm 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