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Areas of Severe Thunderstorms and Heat

Scattered severe thunderstorms and excessive rainfall are possible today in the Mid Atlantic, posing a risk for damaging winds and isolated flash flooding. Extreme Heat Warnings are in effect today for northeast Texas into southern Oklahoma and Arkansas. Extreme Heat Warnings are also in effect for the Desert Southwest today into Sunday. Read More >

Current conditions at

Tacoma / McChord Air Force Base (KTCM)

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

Clear

55°F

13°C

Humidity 91%
Wind Speed N 0 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 20 Aug 05:55 AM PDT
Extended Forecast for

4 Miles SE Fort Lewis WA

  • Today

    Today: Sunny, with a high near 84. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 84 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 58. Light north wind.

    Low: 58 °F

    Mostly Clear

  • Friday

    Friday: Increasing clouds, with a high near 83. Calm wind.

    High: 83 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: A 40 percent chance of rain after 11pm. Mostly cloudy, with a low around 58. Calm wind becoming west southwest around 5 mph after midnight.

    Low: 58 °F

    Chance Rain

  • Saturday

    Saturday: A 50 percent chance of rain. Mostly cloudy, with a high near 71. West southwest wind 3 to 8 mph.

    High: 71 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 73.

    High: 73 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 84. Calm wind becoming north northwest around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 58. Light north wind.
Friday
Increasing clouds, with a high near 83. Calm wind.
Friday Night
A 40 percent chance of rain after 11pm. Mostly cloudy, with a low around 58. Calm wind becoming west southwest around 5 mph after midnight.
Saturday
A 50 percent chance of rain. Mostly cloudy, with a high near 71. West southwest wind 3 to 8 mph.
Saturday Night
Mostly cloudy, with a low around 56.
Sunday
Mostly cloudy, with a high near 73.
Sunday Night
Partly cloudy, with a low around 54.
Monday
Mostly sunny, with a high near 78.
Monday Night
Mostly clear, with a low around 55.
Tuesday
Partly sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 55.
Wednesday
Partly sunny, with a high near 76.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Fort Lewis WA
 47.06°N 122.53°W (Elev. 367 ft)
Last Update:
11:26 pm PDT Aug 19, 2026
Forecast Valid:
6am PDT Aug 20, 2026-6pm PDT Aug 26, 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