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

HARLEM (HRLM)

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

NA

62°F

17°C

Humidity 90%
Wind Speed W 2 MPH
Barometer NA
Dewpoint 59°F (15°C)
Visibility NA
Last update 05 Aug 09:00 AM MDT
Extended Forecast for

Chinook MT

  • Today

    Today: A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 76. West wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.

    High: 76 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight. Partly cloudy, with a low around 54. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 54 °F

    Chance
    T-storms then
    Mostly Clear

  • Wednesday

    Wednesday: Widespread haze between 3pm and 4pm. Sunny, with a high near 85. West wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 85 °F

    Sunny then
    Haze

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 57. West wind 5 to 8 mph becoming light and variable.

    Low: 57 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 80. West wind 5 to 10 mph.

    High: 80 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 52. West wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 40%.

    Low: 52 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 70. West wind 10 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 50%.

    High: 70 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 52. West wind 10 to 16 mph, with gusts as high as 25 mph.

    Low: 52 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Saturday

    Saturday: A slight chance of showers and thunderstorms. Mostly sunny, with a high near 76.

    High: 76 °F

    Slight Chance
    T-storms

Detailed Forecast

Today
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 76. West wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.
Tonight
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight. Partly cloudy, with a low around 54. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Wednesday
Widespread haze between 3pm and 4pm. Sunny, with a high near 85. West wind 6 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
A 20 percent chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 57. West wind 5 to 8 mph becoming light and variable.
Thursday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 80. West wind 5 to 10 mph.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 52. West wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 40%.
Friday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 70. West wind 10 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 50%.
Friday Night
A chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 52. West wind 10 to 16 mph, with gusts as high as 25 mph.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 76.
Saturday Night
Partly cloudy, with a low around 52.
Sunday
Mostly sunny, with a high near 80.
Sunday Night
Partly cloudy, with a low around 55.
Monday
Mostly sunny, with a high near 82.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chinook MT
 48.6°N 109.23°W (Elev. 2408 ft)
Last Update:
8:23 am MDT Aug 5, 2025
Forecast Valid:
10am MDT Aug 5, 2025-6pm MDT Aug 11, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation