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

Tacoma / McChord Air Force Base (KTCM)

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

freezing fog

28°F

-2°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.51 in (1033.19 mb)
Dewpoint 28°F (-2°C)
Visibility 0.38 mi
Last update 29 Dec 04:39 AM PST
Extended Forecast for

Fort Lewis WA

  • Today

    Today: Areas of fog before noon. Areas of freezing fog between 8am and 9am. Otherwise, mostly cloudy, with a high near 42. Calm wind.

    High: 42 °F

    Areas
    Freezing Fog
    and Areas Fog
    then Mostly
    Cloudy

  • Tonight

    Tonight: Patchy fog. Otherwise, mostly cloudy, with a low around 31. Calm wind.

    Low: 31 °F

    Patchy Fog

  • Tuesday

    Tuesday: Areas of fog before noon. Otherwise, partly sunny, with a high near 43. Calm wind.

    High: 43 °F

    Areas Fog
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog before 4am, then patchy fog after 5am. Otherwise, partly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 7am. Otherwise, partly sunny, with a high near 46. Calm wind.

    High: 46 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog between 9pm and 10pm. Otherwise, mostly cloudy, with a low around 33.

    Low: 33 °F

    Patchy Fog
    then Mostly
    Cloudy

  • New Year's Day

    New Year's Day: A 20 percent chance of rain after 10am. Cloudy, with a high near 47.

    High: 47 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: A chance of rain. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance Rain

  • Friday

    Friday: Rain likely. Mostly cloudy, with a high near 50.

    High: 50 °F

    Rain Likely

Detailed Forecast

Today
Areas of fog before noon. Areas of freezing fog between 8am and 9am. Otherwise, mostly cloudy, with a high near 42. Calm wind.
Tonight
Patchy fog. Otherwise, mostly cloudy, with a low around 31. Calm wind.
Tuesday
Areas of fog before noon. Otherwise, partly sunny, with a high near 43. Calm wind.
Tuesday Night
Patchy fog before 4am, then patchy fog after 5am. Otherwise, partly cloudy, with a low around 32. Calm wind.
Wednesday
Patchy fog before 7am. Otherwise, partly sunny, with a high near 46. Calm wind.
Wednesday Night
Patchy fog between 9pm and 10pm. Otherwise, mostly cloudy, with a low around 33.
New Year's Day
A 20 percent chance of rain after 10am. Cloudy, with a high near 47.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 40.
Friday
Rain likely. Mostly cloudy, with a high near 50.
Friday Night
Rain likely. Mostly cloudy, with a low around 38.
Saturday
A chance of rain. Mostly cloudy, with a high near 47.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 38.
Sunday
A chance of rain. Mostly cloudy, with a high near 48.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Fort Lewis WA
 47.1°N 122.58°W (Elev. 299 ft)
Last Update:
3:05 am PST Dec 29, 2025
Forecast Valid:
4am PST Dec 29, 2025-6pm PST Jan 4, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation