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.

Overcast

58°F

14°C

Humidity 69%
Wind Speed WSW 9 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 16 Oct 05:55 PM PDT
Extended Forecast for

Steilacoom WA

  • Tonight

    Tonight: A 40 percent chance of rain after 4am. Mostly cloudy, with a low around 49. South southwest wind around 7 mph.

    Low: 49 °F

    Mostly Cloudy
    then Chance
    Rain

  • Friday

    Friday: A 30 percent chance of rain, mainly before 10am. Cloudy, then gradually becoming mostly sunny, with a high near 59. South southwest wind around 7 mph becoming north northeast in the afternoon.

    High: 59 °F

    Chance Rain
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Partly Cloudy

  • Saturday

    Saturday: Rain likely after 11am. Mostly cloudy, with a high near 56. Calm wind becoming south southwest 5 to 7 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Rain Likely

  • Saturday Night

    Saturday Night: Rain. Low around 48. South southwest wind 7 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 48 °F

    Rain

  • Sunday

    Sunday: Rain. High near 58. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 58 °F

    Rain

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 11pm, then a chance of rain after 11pm. Mostly cloudy, with a low around 45. Chance of precipitation is 70%.

    Low: 45 °F

    Showers
    Likely then
    Chance Rain

  • Monday

    Monday: A slight chance of rain before 11am. Partly sunny, with a high near 59.

    High: 59 °F

    Slight Chance
    Rain then
    Partly Sunny

  • Monday Night

    Monday Night: A slight chance of rain after 11pm. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
A 40 percent chance of rain after 4am. Mostly cloudy, with a low around 49. South southwest wind around 7 mph.
Friday
A 30 percent chance of rain, mainly before 10am. Cloudy, then gradually becoming mostly sunny, with a high near 59. South southwest wind around 7 mph becoming north northeast in the afternoon.
Friday Night
Partly cloudy, with a low around 41. Calm wind.
Saturday
Rain likely after 11am. Mostly cloudy, with a high near 56. Calm wind becoming south southwest 5 to 7 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Rain. Low around 48. South southwest wind 7 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Rain. High near 58. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Showers likely and possibly a thunderstorm before 11pm, then a chance of rain after 11pm. Mostly cloudy, with a low around 45. Chance of precipitation is 70%.
Monday
A slight chance of rain before 11am. Partly sunny, with a high near 59.
Monday Night
A slight chance of rain after 11pm. Mostly cloudy, with a low around 44.
Tuesday
A chance of rain. Mostly cloudy, with a high near 58.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 43.
Wednesday
A chance of rain. Mostly cloudy, with a high near 59.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 45.
Thursday
Rain likely. Mostly cloudy, with a high near 60.
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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:
2:25 pm PDT Oct 16, 2025
Forecast Valid:
6pm PDT Oct 16, 2025-6pm PDT Oct 23, 2025
 
Forecast Discussion
 
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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