Dangerous Heat in the Southwest; Severe Thunderstorms and Heavy Rain in the Northeast and Mid-Atlantic

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week. Strong to severe thunderstorms may produce damaging wind, hail, a tornado or two, heavy rain and flash flooding across parts of the Mid-Atlantic and Northeast. Heavy rainfall threat continues across the Gulf Coast. Read More >

Current conditions at

HARLEM (HRLM)

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

NA

73°F

23°C

Humidity 45%
Wind Speed ESE 8 MPH
Barometer NA
Dewpoint 51°F (11°C)
Visibility NA
Last update 27 Aug 10:00 AM MDT
Extended Forecast for

Harlem MT

  • Today

    Today: Increasing clouds, with a high near 95. Southeast wind 11 to 13 mph, with gusts as high as 21 mph.

    High: 95 °F

    Increasing
    Clouds

  • Tonight

    Tonight: A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 2am.  Cloudy, then gradual clearing toward daybreak, with a low around 59. South southeast wind 5 to 10 mph becoming light and variable.  Chance of precipitation is 30%.

    Low: 59 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Friday

    Friday: Partly sunny, with a high near 90. West northwest wind 7 to 9 mph becoming southwest in the afternoon.

    High: 90 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers before midnight.  Mostly cloudy, with a low around 57. South wind 5 to 7 mph becoming north after midnight.

    Low: 57 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers after noon.  Partly sunny, with a high near 84. West wind 5 to 7 mph.

    High: 84 °F

    Partly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 53. South wind 6 to 9 mph.  Chance of precipitation is 70%.

    Low: 53 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm before noon, then a chance of showers and thunderstorms after noon.  Partly sunny, with a high near 75. Breezy, with a west wind 9 to 14 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 37 mph.  Chance of precipitation is 60%.

    High: 75 °F

    Showers
    Likely and
    Breezy

  • Sunday Night

    Sunday Night: A chance of showers, mainly before midnight.  Mostly cloudy, with a low around 46. West wind 14 to 21 mph, with gusts as high as 33 mph.

    Low: 46 °F

    Chance
    Showers

  • Monday

    Monday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 95. Southeast wind 11 to 13 mph, with gusts as high as 21 mph.
Tonight
A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 2am. Cloudy, then gradual clearing toward daybreak, with a low around 59. South southeast wind 5 to 10 mph becoming light and variable. Chance of precipitation is 30%.
Friday
Partly sunny, with a high near 90. West northwest wind 7 to 9 mph becoming southwest in the afternoon.
Friday Night
A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 57. South wind 5 to 7 mph becoming north after midnight.
Saturday
A 30 percent chance of showers after noon. Partly sunny, with a high near 84. West wind 5 to 7 mph.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 53. South wind 6 to 9 mph. Chance of precipitation is 70%.
Sunday
Showers likely and possibly a thunderstorm before noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 75. Breezy, with a west wind 9 to 14 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 37 mph. Chance of precipitation is 60%.
Sunday Night
A chance of showers, mainly before midnight. Mostly cloudy, with a low around 46. West wind 14 to 21 mph, with gusts as high as 33 mph.
Monday
Sunny, with a high near 78.
Monday Night
Mostly clear, with a low around 49.
Tuesday
Sunny, with a high near 84.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 52.
Wednesday
Mostly sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
Harlem MT
 48.52°N 108.78°W (Elev. 2339 ft)
7:47 am MDT Aug 27, 2026
11am MDT Aug 27, 2026-6pm MDT Sep 2, 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