Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Current conditions at

Tacoma / McChord Air Force Base (KTCM)

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

Fog

54°F

12°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 52°F (11°C)
Visibility 0.50 mi
Last update 20 Sep 05:35 AM PDT
Extended Forecast for

Steilacoom WA

  • Today

    Today: Patchy fog before 9am.  Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 73. Calm wind becoming north around 5 mph in the afternoon.

    High: 73 °F

    Patchy Fog
    then Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 49. North northeast wind around 5 mph becoming calm  in the evening.

    Low: 49 °F

    Increasing
    Clouds

  • Monday

    Monday: Patchy fog before 9am.  Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 72. Light northwest wind.

    High: 72 °F

    Patchy Fog
    then Partly
    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 52. Calm wind.

    Low: 52 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Partly sunny, with a high near 70. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 70 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 68.

    High: 68 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 50.

    Low: 50 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 65.

    High: 65 °F

    Mostly Cloudy

Detailed Forecast

Today
Patchy fog before 9am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 73. Calm wind becoming north around 5 mph in the afternoon.
Tonight
Increasing clouds, with a low around 49. North northeast wind around 5 mph becoming calm in the evening.
Monday
Patchy fog before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 72. Light northwest wind.
Monday Night
Increasing clouds, with a low around 52. Calm wind.
Tuesday
Partly sunny, with a high near 70. Calm wind becoming west southwest around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 51.
Wednesday
Partly sunny, with a high near 68.
Wednesday Night
Mostly cloudy, with a low around 50.
Thursday
Mostly cloudy, with a high near 65.
Thursday Night
A chance of rain, mainly after 11pm. Mostly cloudy, with a low around 50.
Friday
A chance of rain. Mostly cloudy, with a high near 63.
Friday Night
A chance of rain. Mostly cloudy, with a low around 48.
Saturday
Partly sunny, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
Steilacoom WA
 47.16°N 122.6°W (Elev. 253 ft)
12:25 am PDT Sep 20, 2026
5am PDT Sep 20, 2026-6pm PDT Sep 26, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database