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Sinlaku Continues to Impact the Marianas; Severe Weather for the Central Plains and Northeast; Record Warmth for mid-Atlantic to Southeast

Sinlaku continues to affect the Marianas as it moves north through Friday. Meanwhile, severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley today and for the Central/Southern Plains on Friday. Considerable flooding impacts are ongoing in the Upper Great Lakes, and expected to continue through the weekend. Fire weather concerns persist in the Plains. Read More >

Current conditions at

Tacoma / McChord Air Force Base (KTCM)

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

Partly Cloudy

48°F

9°C

Humidity 67%
Wind Speed WSW 6 MPH
Barometer 30.25 in (1024.38 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 16 Apr 10:55 AM PDT
Extended Forecast for

Steilacoom WA

  • This Afternoon

    This Afternoon: Sunny, with a high near 57. Southwest wind 5 to 11 mph.

    High: 57 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 37. West southwest wind 8 to 13 mph becoming light south southwest after midnight.

    Low: 37 °F

    Mostly Clear

  • Friday

    Friday: Increasing clouds, with a high near 57. Light and variable wind.

    High: 57 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 40. Light north northeast wind.

    Low: 40 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 66. Calm wind.

    High: 66 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 20 percent chance of rain. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Slight Chance
    Rain

  • Sunday

    Sunday: A 20 percent chance of rain. Mostly cloudy, with a high near 68.

    High: 68 °F

    Slight Chance
    Rain

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 70.

    High: 70 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 57. Southwest wind 5 to 11 mph.
Tonight
Mostly clear, with a low around 37. West southwest wind 8 to 13 mph becoming light south southwest after midnight.
Friday
Increasing clouds, with a high near 57. Light and variable wind.
Friday Night
Mostly cloudy, with a low around 40. Light north northeast wind.
Saturday
Mostly cloudy, with a high near 66. Calm wind.
Saturday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 48.
Sunday
A 20 percent chance of rain. Mostly cloudy, with a high near 68.
Sunday Night
Mostly cloudy, with a low around 48.
Monday
Partly sunny, with a high near 70.
Monday Night
A slight chance of rain. Mostly cloudy, with a low around 49.
Tuesday
A chance of rain. Partly sunny, with a high near 64.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 48.
Wednesday
A chance of rain. Mostly cloudy, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Steilacoom WA
 47.16°N 122.6°W (Elev. 253 ft)
Last Update:
11:27 am PDT Apr 16, 2026
Forecast Valid:
12pm PDT Apr 16, 2026-6pm PDT Apr 22, 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