National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rainfall for the Mid-Atlantic; Heat and Wildfire Concerns for the West

Slow moving showers and thunderstorms may result in flash flooding for portions of the mid-Atlantic region today into tonight. Meanwhile, excessive heat will continue to build across the West through Tuesday. Heat Advisories and Extreme Heat Warnings are in effect. Fire Weather concerns continue for the interior Northwest with dry and breezy conditions. Watching the tropics across the Southeast. Read More >

Hazardous Weather Conditions

Current conditions at

Tacoma / McChord Air Force Base (KTCM)

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

Partly Cloudy

76°F

24°C

Humidity 51%
Wind Speed W 9 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 14 Jul 01:55 PM PDT
Extended Forecast for

Steilacoom WA

Heat Advisory July 15, 12:00pm until July 16, 10:00pm
Click here for hazard details and duration
Heat Advisory

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 77. West wind 6 to 8 mph.

    High: 77 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 57. West wind around 6 mph becoming calm after midnight.

    Low: 57 °F

    Mostly Clear

  • Tuesday

    Tuesday: Widespread haze after 4pm. Sunny, with a high near 86. Calm wind becoming north northeast 5 to 9 mph in the morning.

    High: 86 °F

    Sunny then
    Haze

  • Tuesday Night

    Tuesday Night: Clear, with a low around 61. North northeast wind 5 to 8 mph becoming calm in the evening.

    Low: 61 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 91. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 91 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Thursday Night

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

    Low: 58 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 77. West wind 6 to 8 mph.
Tonight
Mostly clear, with a low around 57. West wind around 6 mph becoming calm after midnight.
Tuesday
Widespread haze after 4pm. Sunny, with a high near 86. Calm wind becoming north northeast 5 to 9 mph in the morning.
Tuesday Night
Clear, with a low around 61. North northeast wind 5 to 8 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 91. Calm wind becoming west 5 to 7 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 57.
Thursday
Sunny, with a high near 87.
Thursday Night
Mostly clear, with a low around 58.
Friday
Mostly sunny, with a high near 82.
Friday Night
Partly cloudy, with a low around 57.
Saturday
Partly sunny, with a high near 75.
Saturday Night
Partly cloudy, with a low around 54.
Sunday
Partly sunny, with a high near 76.
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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 Jul 14, 2025
Forecast Valid:
2pm PDT Jul 14, 2025-6pm PDT Jul 20, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation