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Tropical Storm Watches for the Northern Mariana Islands; Severe Thunderstorms in the Northern Plains

Tropical Storm Watches have been issued for Agrihan, Pagan and Alamagan in the Northern Mariana Islands, as Tropical Depression 16W moves towards the islands and strengthens. Heavy rain and gusty winds are expected through Saturday. Severe thunderstorms and heavy rain are expected across the Northern Plains this afternoon into tonight. A few tornadoes, large hail, and severe winds are expected. Read More >

Current conditions at

Tacoma / McChord Air Force Base (KTCM)

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

Overcast

61°F

16°C

Humidity 68%
Wind Speed SW 8 MPH
Barometer 30.18 in (1022.01 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 07 Aug 08:55 AM PDT
Extended Forecast for

Steilacoom WA

  • Today

    Today: A 20 percent chance of showers before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 71. Southwest wind around 6 mph.

    High: 71 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 53. West wind around 5 mph becoming calm after midnight.

    Low: 53 °F

    Partly Cloudy

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 76. Calm wind becoming north around 5 mph in the afternoon.

    High: 76 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Partly cloudy, with a low around 56. North wind around 5 mph becoming calm in the evening.

    Low: 56 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 78. Calm wind becoming north 5 to 7 mph in the afternoon.

    High: 78 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 62.

    Low: 62 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

Detailed Forecast

Today
A 20 percent chance of showers before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 71. Southwest wind around 6 mph.
Tonight
Partly cloudy, with a low around 53. West wind around 5 mph becoming calm after midnight.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 76. Calm wind becoming north around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 56. North wind around 5 mph becoming calm in the evening.
Saturday
Partly sunny, with a high near 78. Calm wind becoming north 5 to 7 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 58.
Sunday
Sunny, with a high near 82.
Sunday Night
Clear, with a low around 62.
Monday
Sunny, with a high near 85.
Monday Night
Mostly clear, with a low around 61.
Tuesday
Mostly sunny, with a high near 83.
Tuesday Night
Mostly clear, with a low around 59.
Wednesday
Mostly sunny, with a high near 77.
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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:
8:01 am PDT Aug 7, 2025
Forecast Valid:
9am PDT Aug 7, 2025-6pm PDT Aug 13, 2025
 
Forecast Discussion
 
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Additional Resources

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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