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.

Clear

63°F

17°C

Humidity 67%
Wind Speed N 0 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 03 Oct 01:55 PM PDT
Extended Forecast for

Fort Lewis WA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 67. West wind around 6 mph.

    High: 67 °F

    Mostly Sunny

  • Tonight

    Tonight: A 50 percent chance of rain, mainly after 5am. Mostly cloudy, with a low around 53. Light and variable wind.

    Low: 53 °F

    Chance Rain

  • Saturday

    Saturday: A 50 percent chance of rain after 11am. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 64. Calm wind becoming north around 5 mph in the afternoon.

    High: 64 °F

    Chance Rain
    and Patchy
    Fog

  • Saturday Night

    Saturday Night: A 30 percent chance of rain before 11pm. Partly cloudy, with a low around 47. Light north northeast wind.

    Low: 47 °F

    Chance Rain
    then Partly
    Cloudy

  • Sunday

    Sunday: Sunny, with a high near 66. Light northeast wind becoming north northeast 5 to 10 mph in the morning.

    High: 66 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 67. West wind around 6 mph.
Tonight
A 50 percent chance of rain, mainly after 5am. Mostly cloudy, with a low around 53. Light and variable wind.
Saturday
A 50 percent chance of rain after 11am. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 64. Calm wind becoming north around 5 mph in the afternoon.
Saturday Night
A 30 percent chance of rain before 11pm. Partly cloudy, with a low around 47. Light north northeast wind.
Sunday
Sunny, with a high near 66. Light northeast wind becoming north northeast 5 to 10 mph in the morning.
Sunday Night
Mostly clear, with a low around 43.
Monday
Sunny, with a high near 70.
Monday Night
Mostly clear, with a low around 44.
Tuesday
Sunny, with a high near 73.
Tuesday Night
Mostly clear, with a low around 46.
Wednesday
A chance of rain. Mostly sunny, with a high near 67.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 47.
Thursday
A chance of rain. Partly sunny, with a high near 67.
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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:
2:25 pm PDT Oct 3, 2025
Forecast Valid:
2pm PDT Oct 3, 2025-6pm PDT Oct 9, 2025
 
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