Heat Expands for Center of the Nation; Severe Thunderstorms for Plains and Upper Midwest

Dangerous heat expands across the Desert Southwest, Plains, Mississippi Valley and Midwest. Critical fire weather for portions of the Intermountain West. Risk for severe thunderstorms and flash flooding across the Upper Midwest/Great Lakes, Ohio Valley, and portions of the mid-Atlantic. Active monsoonal moisture fuels thunderstorms over the Southwest. Hurricane Fausto in the Pacific, should weaken Read More >

Current conditions at

HARLEM (HRLM)

Lat: 48.54333°NLon: 108.83472°WElev: 2358.0ft.

NA

81°F

27°C

Humidity 35%
Wind Speed WNW 4 MPH
Barometer NA
Dewpoint 51°F (11°C)
Visibility NA
Heat Index80°F (27°C)
Last update 26 Jul 11:00 AM MDT
Extended Forecast for

Chinook MT

Heat Advisory until July 26, 09:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until July 26, 09:00pm

    NOW until 9:00pm Sun

    Heat Advisory

  • Today

    High: 97 °F

    Smoke

  • Tonight

    Tonight: Widespread smoke, mainly before midnight. Mostly clear, with a low around 60. West wind 5 to 10 mph becoming north in the evening. Winds could gust as high as 18 mph.

    Low: 60 °F

    Smoke

  • Monday

    Monday: Areas of smoke. Sunny and hot, with a high near 97. West northwest wind 6 to 10 mph.

    High: 97 °F

    Areas Smoke

  • Monday Night

    Monday Night: Mostly clear, with a low around 60. Northwest wind 5 to 8 mph becoming light and variable  after midnight.

    Low: 60 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 99. West southwest wind 5 to 9 mph becoming southeast in the afternoon.

    High: 99 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 61. West wind 5 to 9 mph becoming light and variable  after midnight.

    Low: 61 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 97. West wind 6 to 10 mph.

    High: 97 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 61. North northwest wind around 8 mph becoming east southeast after midnight.

    Low: 61 °F

    Mostly Clear

Detailed Forecast

Today
Widespread smoke, mainly after 3pm. Sunny and hot, with a high near 97. West wind 14 to 21 mph, with gusts as high as 29 mph.
Tonight
Widespread smoke, mainly before midnight. Mostly clear, with a low around 60. West wind 5 to 10 mph becoming north in the evening. Winds could gust as high as 18 mph.
Monday
Areas of smoke. Sunny and hot, with a high near 97. West northwest wind 6 to 10 mph.
Monday Night
Mostly clear, with a low around 60. Northwest wind 5 to 8 mph becoming light and variable after midnight.
Tuesday
Sunny and hot, with a high near 99. West southwest wind 5 to 9 mph becoming southeast in the afternoon.
Tuesday Night
Mostly clear, with a low around 61. West wind 5 to 9 mph becoming light and variable after midnight.
Wednesday
Sunny and hot, with a high near 97. West wind 6 to 10 mph.
Wednesday Night
Mostly clear, with a low around 61. North northwest wind around 8 mph becoming east southeast after midnight.
Thursday
Sunny and hot, with a high near 98.
Thursday Night
Mostly clear, with a low around 60.
Friday
Sunny and hot, with a high near 100.
Friday Night
Mostly clear, with a low around 61.
Saturday
Sunny and hot, with a high near 104.
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ABOUT THIS FORECAST

 
Point Forecast:
Chinook MT
 48.6°N 109.23°W (Elev. 2408 ft)
10:47 am MDT Jul 26, 2026
11am MDT Jul 26, 2026-6pm MDT Aug 1, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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