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

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.

Partly Cloudy

65°F

18°C

Humidity 67%
Wind Speed N 0 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 19 Sep 02:55 PM PDT
Extended Forecast for

Dupont WA

  • Tonight

    Tonight: Increasing clouds, with a low around 50. Calm wind.

    Low: 50 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy through mid morning, then gradual clearing, with a high near 74. Light north northwest wind.

    High: 74 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 49. Light north wind.

    Low: 49 °F

    Increasing
    Clouds

  • Monday

    Monday: Cloudy, then gradually becoming mostly sunny, with a high near 72. Light and variable wind.

    High: 72 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Partly cloudy, with a low around 52. Light and variable wind.

    Low: 52 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 70.

    High: 70 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 69.

    High: 69 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 50. Calm wind.
Sunday
Mostly cloudy through mid morning, then gradual clearing, with a high near 74. Light north northwest wind.
Sunday Night
Increasing clouds, with a low around 49. Light north wind.
Monday
Cloudy, then gradually becoming mostly sunny, with a high near 72. Light and variable wind.
Monday Night
Partly cloudy, with a low around 52. Light and variable wind.
Tuesday
Mostly cloudy, with a high near 70.
Tuesday Night
Partly cloudy, with a low around 50.
Wednesday
Partly sunny, with a high near 69.
Wednesday Night
Partly cloudy, with a low around 49.
Thursday
Mostly cloudy, with a high near 65.
Thursday Night
A slight chance of rain. Mostly cloudy, with a low around 50.
Friday
A slight chance of rain. Partly sunny, with a high near 64.
Friday Night
Partly cloudy, with a low around 48.
Saturday
Partly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Dupont WA
 47.11°N 122.64°W (Elev. 243 ft)
Last Update:
12:55 pm PDT Sep 19, 2026
Forecast Valid:
3pm PDT Sep 19, 2026-6pm PDT Sep 26, 2026
 
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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