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

Hazardous Weather Conditions

Current conditions at

Tacoma / McChord Air Force Base (KTCM)

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

Fog

34°F

1°C

Humidity 93%
Wind Speed S 3 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 32°F (0°C)
Visibility 0.25 mi
Last update 31 Dec 11:10 AM PST
Extended Forecast for

Fort Lewis WA

Dense Fog Advisory December 31, 11:26am until December 31, 12:00pm
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory December 31, 11:26am until December 31, 12:00pm

    NOW until 12:00pm Wed

    Dense Fog Advisory

  • Today

    High: 45 °F

    Patchy Fog

  • Tonight

    Tonight: Patchy dense fog. Otherwise, mostly cloudy, with a low around 31. Calm wind becoming south southeast around 5 mph after midnight.

    Low: 31 °F

    Patchy Dense
    Fog

  • New Year's Day

    New Year's Day: A 30 percent chance of rain, mainly after 4pm. Patchy fog before 10am. Otherwise, cloudy, with a high near 44. South wind 3 to 5 mph.

    High: 44 °F

    Chance Rain
    and Patchy
    Fog

  • Thursday Night

    Thursday Night: Rain, mainly after 10pm. Low around 38. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Rain

  • Friday

    Friday: Rain. High near 51. Calm wind becoming east southeast around 5 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 51 °F

    Rain

  • Friday Night

    Friday Night: Rain likely. Mostly cloudy, with a low around 42. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Rain Likely

  • Saturday

    Saturday: Rain. High near 52. Chance of precipitation is 80%.

    High: 52 °F

    Rain

  • Saturday Night

    Saturday Night: Rain. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Rain

Detailed Forecast

Today
Patchy fog before 1pm. Otherwise, partly sunny, with a high near 45. Light and variable wind.
Tonight
Patchy dense fog. Otherwise, mostly cloudy, with a low around 31. Calm wind becoming south southeast around 5 mph after midnight.
New Year's Day
A 30 percent chance of rain, mainly after 4pm. Patchy fog before 10am. Otherwise, cloudy, with a high near 44. South wind 3 to 5 mph.
Thursday Night
Rain, mainly after 10pm. Low around 38. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Rain. High near 51. Calm wind becoming east southeast around 5 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Rain likely. Mostly cloudy, with a low around 42. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain. High near 52. Chance of precipitation is 80%.
Saturday Night
Rain. Mostly cloudy, with a low around 42.
Sunday
Rain likely. Mostly cloudy, with a high near 50.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 39.
Monday
A chance of rain. Mostly cloudy, with a high near 49.
Monday Night
A chance of rain. Mostly cloudy, with a low around 37.
Tuesday
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 122.61°W (Elev. 299 ft)
Last Update:
7:01 am PST Dec 31, 2025
Forecast Valid:
11am PST Dec 31, 2025-6pm PST Jan 6, 2026
 
Forecast Discussion
 
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Additional Resources

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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