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

43°F

6°C

Humidity 43%
Wind Speed NE 4 MPH
Barometer NA
Dewpoint 22°F (-6°C)
Visibility NA
Wind Chill41°F (5°C)
Last update 28 Mar 10:00 PM MDT
Extended Forecast for

Chinook MT

  • Tonight

    Tonight: Partly cloudy, with a low around 27. West northwest wind around 7 mph.

    Low: 27 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of rain after 3pm. Increasing clouds, with a high near 53. Light and variable wind becoming east southeast 5 to 9 mph in the afternoon.

    High: 53 °F

    Mostly Sunny
    then Slight
    Chance Rain

  • Sunday Night

    Sunday Night: Rain likely, mainly between 7pm and 8pm. Cloudy, with a low around 35. East northeast wind around 10 mph becoming south southwest after midnight. Chance of precipitation is 60%.

    Low: 35 °F

    Rain Likely

  • Monday

    Monday: A slight chance of rain before 9am, then a chance of rain and snow between 9am and noon. Partly sunny, with a high near 43. Breezy, with a southwest wind 10 to 15 mph becoming west northwest 23 to 28 mph in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 43 °F

    Breezy.
    Chance
    Rain/Snow
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 12. Blustery, with a northwest wind 18 to 23 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 32 mph.

    Low: 12 °F

    Partly Cloudy
    and Blustery
    then Mostly
    Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 42. Light and variable wind becoming southeast 6 to 11 mph in the morning.

    High: 42 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 23. East southeast wind 10 to 17 mph, with gusts as high as 25 mph.

    Low: 23 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 57. East southeast wind 11 to 15 mph, with gusts as high as 22 mph.

    High: 57 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain after midnight. Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy
    then Slight
    Chance Rain

Detailed Forecast

Tonight
Partly cloudy, with a low around 27. West northwest wind around 7 mph.
Sunday
A 20 percent chance of rain after 3pm. Increasing clouds, with a high near 53. Light and variable wind becoming east southeast 5 to 9 mph in the afternoon.
Sunday Night
Rain likely, mainly between 7pm and 8pm. Cloudy, with a low around 35. East northeast wind around 10 mph becoming south southwest after midnight. Chance of precipitation is 60%.
Monday
A slight chance of rain before 9am, then a chance of rain and snow between 9am and noon. Partly sunny, with a high near 43. Breezy, with a southwest wind 10 to 15 mph becoming west northwest 23 to 28 mph in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday Night
Partly cloudy, with a low around 12. Blustery, with a northwest wind 18 to 23 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 32 mph.
Tuesday
Mostly sunny, with a high near 42. Light and variable wind becoming southeast 6 to 11 mph in the morning.
Tuesday Night
Mostly cloudy, with a low around 23. East southeast wind 10 to 17 mph, with gusts as high as 25 mph.
Wednesday
Partly sunny, with a high near 57. East southeast wind 11 to 15 mph, with gusts as high as 22 mph.
Wednesday Night
A slight chance of rain after midnight. Mostly cloudy, with a low around 33.
Thursday
A chance of rain. Mostly cloudy, with a high near 53.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 24. Blustery.
Friday
A chance of snow. Mostly cloudy, with a high near 44. Breezy.
Friday Night
A slight chance of snow. Mostly cloudy, with a low around 21.
Saturday
Mostly sunny, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chinook MT
 48.6°N 109.23°W (Elev. 2408 ft)
Last Update:
9:36 pm MDT Mar 28, 2026
Forecast Valid:
11pm MDT Mar 28, 2026-6pm MDT Apr 4, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation