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.

Overcast

34°F

1°C

Humidity 95%
Wind Speed S 5 MPH
Barometer 30.41 in (1029.8 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 29 Dec 09:55 PM PST
Extended Forecast for

3 Miles SSE Fort Lewis WA

  • Tonight

    Tonight: Patchy fog before 5am. Otherwise, mostly cloudy, with a low around 30. Calm wind.

    Low: 30 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy dense fog before 10am. Otherwise, partly sunny, with a high near 44. Calm wind.

    High: 44 °F

    Patchy Dense
    Fog then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 31. Calm wind.

    Low: 31 °F

    Partly Cloudy

  • Wednesday

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

    High: 46 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 34. Calm wind.

    Low: 34 °F

    Mostly Cloudy

  • New Year's Day

    New Year's Day: A 30 percent chance of rain, mainly after 4pm. Cloudy, with a high near 47.

    High: 47 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly after 10pm. Mostly cloudy, with a low around 39. Chance of precipitation is 70%.

    Low: 39 °F

    Rain Likely

  • Friday

    Friday: Rain. Cloudy, with a high near 50.

    High: 50 °F

    Rain

  • Friday Night

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

    Low: 39 °F

    Rain Likely

Detailed Forecast

Tonight
Patchy fog before 5am. Otherwise, mostly cloudy, with a low around 30. Calm wind.
Tuesday
Patchy dense fog before 10am. Otherwise, partly sunny, with a high near 44. Calm wind.
Tuesday Night
Partly cloudy, with a low around 31. Calm wind.
Wednesday
Partly sunny, with a high near 46. Calm wind.
Wednesday Night
Mostly cloudy, with a low around 34. Calm wind.
New Year's Day
A 30 percent chance of rain, mainly after 4pm. Cloudy, with a high near 47.
Thursday Night
Rain likely, mainly after 10pm. Mostly cloudy, with a low around 39. Chance of precipitation is 70%.
Friday
Rain. Cloudy, with a high near 50.
Friday Night
Rain likely. Mostly cloudy, with a low around 39.
Saturday
Rain likely. Mostly cloudy, with a high near 48.
Saturday Night
Rain likely. Mostly cloudy, with a low around 38.
Sunday
Rain likely. Cloudy, with a high near 49.
Sunday Night
Rain likely. Mostly cloudy, with a low around 38.
Monday
Rain likely. Mostly cloudy, with a high near 49.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Fort Lewis WA
 47.06°N 122.57°W (Elev. 318 ft)
Last Update:
7:01 pm PST Dec 29, 2025
Forecast Valid:
10pm PST Dec 29, 2025-6pm PST Jan 5, 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