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.

Partly Cloudy

47°F

8°C

Humidity 78%
Wind Speed N 0 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 03 Nov 05:55 AM PST
Extended Forecast for

3 Miles S Fort Lewis WA

  • Today

    Today: Rain. High near 49. Light northeast wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 49 °F

    Rain

  • Tonight

    Tonight: Rain likely. Cloudy, with a low around 42. Light north northeast wind. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 42 °F

    Rain Likely

  • Tuesday

    Tuesday: Rain likely, mainly before 10am. Mostly cloudy, with a high near 56. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Rain Likely
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: Rain. Low around 46. East wind around 6 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 46 °F

    Rain

  • Wednesday

    Wednesday: Rain before 4pm, then showers and possibly a thunderstorm after 4pm. High near 60. South wind 8 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 60 °F

    Showers

  • Wednesday Night

    Wednesday Night: Rain and possibly a thunderstorm before 10pm, then showers and possibly a thunderstorm between 10pm and 1am, then rain after 1am. Low around 47. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 47 °F

    Showers

  • Thursday

    Thursday: Rain. High near 57. Chance of precipitation is 100%.

    High: 57 °F

    Rain

  • Thursday Night

    Thursday Night: Rain. Cloudy, with a low around 45.

    Low: 45 °F

    Rain

  • Friday

    Friday: Rain. Cloudy, with a high near 55.

    High: 55 °F

    Rain

Detailed Forecast

Today
Rain. High near 49. Light northeast wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Rain likely. Cloudy, with a low around 42. Light north northeast wind. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 56. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Rain. Low around 46. East wind around 6 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain before 4pm, then showers and possibly a thunderstorm after 4pm. High near 60. South wind 8 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Rain and possibly a thunderstorm before 10pm, then showers and possibly a thunderstorm between 10pm and 1am, then rain after 1am. Low around 47. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Rain. High near 57. Chance of precipitation is 100%.
Thursday Night
Rain. Cloudy, with a low around 45.
Friday
Rain. Cloudy, with a high near 55.
Friday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 39.
Saturday
A chance of showers. Mostly cloudy, with a high near 55.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 41.
Sunday
Rain likely. Mostly cloudy, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Fort Lewis WA
 47.06°N 122.57°W (Elev. 318 ft)
Last Update:
3:05 am PST Nov 3, 2025
Forecast Valid:
6am PST Nov 3, 2025-6pm PST Nov 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