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

60°F

16°C

Humidity 55%
Wind Speed N 0 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 17 Oct 03:55 PM PDT
Extended Forecast for

Steilacoom WA

  • Tonight

    Tonight: Partly cloudy, with a low around 43. Light and variable wind.

    Low: 43 °F

    Partly Cloudy

  • Saturday

    Saturday: Rain likely, mainly after 4pm. Cloudy, with a high near 53. South wind 3 to 7 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 53 °F

    Chance Rain
    then Rain
    Likely

  • Saturday Night

    Saturday Night: Rain. Steady temperature around 52. South wind 11 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 52 °F

    Rain

  • Sunday

    Sunday: Rain before 11am, then showers and possibly a thunderstorm between 11am and 2pm, then rain after 2pm. High near 56. Southwest wind 16 to 20 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: 56 °F

    Showers

  • Sunday Night

    Sunday Night: Rain likely, mainly before 11pm. Mostly cloudy, with a low around 46. South southwest wind 10 to 17 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 46 °F

    Rain Likely
    then Chance
    Rain

  • Monday

    Monday: A 20 percent chance of rain before 11am. Partly sunny, with a high near 58.

    High: 58 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Monday Night

    Monday Night: A 30 percent chance of rain after 11pm. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Chance Rain

  • Tuesday

    Tuesday: A chance of rain. Mostly cloudy, with a high near 58.

    High: 58 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A chance of rain, mainly before 11pm. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Chance Rain

Detailed Forecast

Tonight
Partly cloudy, with a low around 43. Light and variable wind.
Saturday
Rain likely, mainly after 4pm. Cloudy, with a high near 53. South wind 3 to 7 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Rain. Steady temperature around 52. South wind 11 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday
Rain before 11am, then showers and possibly a thunderstorm between 11am and 2pm, then rain after 2pm. High near 56. Southwest wind 16 to 20 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.
Sunday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 46. South southwest wind 10 to 17 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Monday
A 20 percent chance of rain before 11am. Partly sunny, with a high near 58.
Monday Night
A 30 percent chance of rain after 11pm. Mostly cloudy, with a low around 48.
Tuesday
A chance of rain. Mostly cloudy, with a high near 58.
Tuesday Night
A chance of rain, mainly before 11pm. Mostly cloudy, with a low around 44.
Wednesday
A chance of rain. Mostly cloudy, with a high near 57.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 48.
Thursday
Rain likely. Mostly cloudy, with a high near 58.
Thursday Night
Rain. Cloudy, with a low around 52. Breezy.
Friday
Rain. Cloudy, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Steilacoom WA
 47.18°N 122.6°W (Elev. 3 ft)
Last Update:
2:51 pm PDT Oct 17, 2025
Forecast Valid:
4pm PDT Oct 17, 2025-6pm PDT Oct 24, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation