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.

Mist

39°F

4°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.21 in (1023.03 mb)
Dewpoint 39°F (4°C)
Visibility 1.62 mi
Last update 30 Dec 02:40 PM PST
Extended Forecast for

Steilacoom WA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 42. Calm wind.

    High: 42 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog after 7pm. Otherwise, mostly cloudy, with a low around 31. Calm wind.

    Low: 31 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 44. Calm wind.

    High: 44 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog before 10pm, then patchy fog after 11pm. Otherwise, partly cloudy, with a low around 31. Calm wind.

    Low: 31 °F

    Patchy Fog

  • New Year's Day

    New Year's Day: A 30 percent chance of rain after 4pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 44. Calm wind.

    High: 44 °F

    Patchy Fog
    then Chance
    Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly after 10pm. Cloudy, with a low around 38. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Rain Likely

  • Friday

    Friday: Rain. High near 48. Chance of precipitation is 80%.

    High: 48 °F

    Rain

  • Friday Night

    Friday Night: Rain. Mostly cloudy, with a low around 41.

    Low: 41 °F

    Rain

  • Saturday

    Saturday: Rain. Mostly cloudy, with a high near 49.

    High: 49 °F

    Rain

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 42. Calm wind.
Tonight
Patchy fog after 7pm. Otherwise, mostly cloudy, with a low around 31. Calm wind.
Wednesday
Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 44. Calm wind.
Wednesday Night
Patchy fog before 10pm, then patchy fog after 11pm. Otherwise, partly cloudy, with a low around 31. Calm wind.
New Year's Day
A 30 percent chance of rain after 4pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 44. Calm wind.
Thursday Night
Rain likely, mainly after 10pm. Cloudy, with a low around 38. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Rain. High near 48. Chance of precipitation is 80%.
Friday Night
Rain. Mostly cloudy, with a low around 41.
Saturday
Rain. Mostly cloudy, with a high near 49.
Saturday Night
Rain. Mostly cloudy, with a low around 41.
Sunday
Rain likely. Mostly cloudy, with a high near 49.
Sunday Night
Rain likely. Mostly cloudy, with a low around 38.
Monday
A chance of rain. Mostly cloudy, with a high near 48.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Steilacoom WA
 47.17°N 122.57°W (Elev. 299 ft)
Last Update:
1:25 pm PST Dec 30, 2025
Forecast Valid:
2pm PST Dec 30, 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