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.

Mostly Cloudy

70°F

21°C

Humidity 43%
Wind Speed SSW 16 MPH
Barometer 29.69 in (1005.42 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 30 Sep 12:58 PM PDT
Extended Forecast for

Steilacoom WA

  • This Afternoon

    This Afternoon: Rain, mainly after 4pm. High near 68. South wind 11 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 68 °F

    Rain

  • Tonight

    Tonight: Rain, mainly before 3am. Low around 52. South wind 9 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 52 °F

    Rain

  • Wednesday

    Wednesday: Rain, mainly before 2pm, then showers and possibly a thunderstorm after 2pm. High near 66. South wind 9 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 66 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 8pm, then rain after 8pm. Low around 53. South wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 53 °F

    Showers

  • Thursday

    Thursday: Rain before 5pm, then a chance of showers and thunderstorms after 5pm. High near 63. South wind 9 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 63 °F

    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 8pm, then a chance of rain, mainly between 8pm and 11pm. Mostly cloudy, with a low around 50. Chance of precipitation is 50%.

    Low: 50 °F

    Chance
    Showers then
    Slight Chance
    Rain

  • Friday

    Friday: A 20 percent chance of rain. Partly sunny, with a high near 65.

    High: 65 °F

    Slight Chance
    Rain

  • Friday Night

    Friday Night: A chance of rain. Mostly cloudy, with a low around 50.

    Low: 50 °F

    Chance Rain

  • Saturday

    Saturday: A slight chance of rain before 11am. Partly sunny, with a high near 63.

    High: 63 °F

    Slight Chance
    Rain then
    Partly Sunny

Detailed Forecast

This Afternoon
Rain, mainly after 4pm. High near 68. South wind 11 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain, mainly before 3am. Low around 52. South wind 9 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain, mainly before 2pm, then showers and possibly a thunderstorm after 2pm. High near 66. South wind 9 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and possibly a thunderstorm before 8pm, then rain after 8pm. Low around 53. South wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Rain before 5pm, then a chance of showers and thunderstorms after 5pm. High near 63. South wind 9 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms before 8pm, then a chance of rain, mainly between 8pm and 11pm. Mostly cloudy, with a low around 50. Chance of precipitation is 50%.
Friday
A 20 percent chance of rain. Partly sunny, with a high near 65.
Friday Night
A chance of rain. Mostly cloudy, with a low around 50.
Saturday
A slight chance of rain before 11am. Partly sunny, with a high near 63.
Saturday Night
Partly cloudy, with a low around 46.
Sunday
Mostly sunny, with a high near 64.
Sunday Night
Mostly clear, with a low around 45.
Monday
Sunny, with a high near 67.
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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:
8:01 am PDT Sep 30, 2025
Forecast Valid:
1pm PDT Sep 30, 2025-6pm PDT Oct 6, 2025
 
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Additional Resources

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High Temperature

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Chance of Precipitation