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

Tacoma / McChord Air Force Base (KTCM)

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

Partly Cloudy

41°F

5°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 30.25 in (1024.38 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 20 Jan 11:30 AM PST
Extended Forecast for

3 Miles SSE Fort Lewis WA

  • Today

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

    High: 46 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 29. Calm wind.

    Low: 29 °F

    Partly Cloudy

  • Wednesday

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

    High: 46 °F

    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 44. Calm wind.

    High: 44 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Patchy fog before 1am, then patchy fog after 3am.  Otherwise, mostly cloudy, with a low around 31.

    Low: 31 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 7am.  Otherwise, mostly sunny, with a high near 45.

    High: 45 °F

    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 46. Calm wind.
Tonight
Partly cloudy, with a low around 29. Calm wind.
Wednesday
Mostly sunny, with a high near 46. Calm wind.
Wednesday Night
Partly cloudy, with a low around 28. Calm wind.
Thursday
Partly sunny, with a high near 44. Calm wind.
Thursday Night
Patchy fog before 1am, then patchy fog after 3am. Otherwise, mostly cloudy, with a low around 31.
Friday
Patchy fog before 7am. Otherwise, mostly sunny, with a high near 45.
Friday Night
Partly cloudy, with a low around 28.
Saturday
Mostly sunny, with a high near 46.
Saturday Night
A slight chance of rain and snow after 10pm. Mostly cloudy, with a low around 31.
Sunday
Rain likely. Cloudy, with a high near 47.
Sunday Night
Rain likely. Cloudy, with a low around 37.
Monday
A chance of rain. Mostly cloudy, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Fort Lewis WA
 47.06°N 122.57°W (Elev. 318 ft)
7:01 am PST Jan 20, 2026
11am PST Jan 20, 2026-6pm PST Jan 26, 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