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

45°F

7°C

Humidity 51%
Wind Speed ENE 8 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Wind Chill41°F (5°C)
Last update 05 Apr 03:00 PM MDT
Extended Forecast for

Chinook MT

  • This Afternoon

    This Afternoon: A 30 percent chance of rain, mainly before 4pm. Cloudy, with a high near 45. East northeast wind 9 to 11 mph.

    High: 45 °F

    Chance Rain

  • Tonight

    Tonight: A 20 percent chance of rain before 7pm. Mostly cloudy, with a low around 26. East wind 9 to 14 mph, with gusts as high as 21 mph.

    Low: 26 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 47. Breezy, with an east southeast wind 15 to 24 mph, with gusts as high as 34 mph.

    High: 47 °F

    Mostly Cloudy
    and Breezy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 30. Breezy, with a southeast wind 18 to 23 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 33 mph.

    Low: 30 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain after noon. Partly sunny, with a high near 66. Breezy, with a southeast wind 6 to 11 mph becoming west 18 to 28 mph in the afternoon. Winds could gust as high as 41 mph.

    High: 66 °F

    Mostly Sunny
    then Slight
    Chance Rain
    and Breezy

  • Tuesday Night

    Tuesday Night: A chance of rain before 9pm, then a chance of rain and snow between 9pm and midnight, then a slight chance of snow after midnight. Mostly cloudy, with a low around 26. Breezy, with a west wind 21 to 29 mph, with gusts as high as 41 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 26 °F

    Chance
    Rain/Snow and
    Breezy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 43. Breezy, with a northwest wind around 23 mph, with gusts as high as 34 mph.

    High: 43 °F

    Mostly Cloudy
    and Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 21. North northwest wind 12 to 17 mph becoming south southeast 5 to 10 mph after midnight. Winds could gust as high as 25 mph.

    Low: 21 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of rain, mainly before 4pm. Cloudy, with a high near 45. East northeast wind 9 to 11 mph.
Tonight
A 20 percent chance of rain before 7pm. Mostly cloudy, with a low around 26. East wind 9 to 14 mph, with gusts as high as 21 mph.
Monday
Mostly cloudy, with a high near 47. Breezy, with an east southeast wind 15 to 24 mph, with gusts as high as 34 mph.
Monday Night
Mostly cloudy, with a low around 30. Breezy, with a southeast wind 18 to 23 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 33 mph.
Tuesday
A 20 percent chance of rain after noon. Partly sunny, with a high near 66. Breezy, with a southeast wind 6 to 11 mph becoming west 18 to 28 mph in the afternoon. Winds could gust as high as 41 mph.
Tuesday Night
A chance of rain before 9pm, then a chance of rain and snow between 9pm and midnight, then a slight chance of snow after midnight. Mostly cloudy, with a low around 26. Breezy, with a west wind 21 to 29 mph, with gusts as high as 41 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Wednesday
Mostly cloudy, with a high near 43. Breezy, with a northwest wind around 23 mph, with gusts as high as 34 mph.
Wednesday Night
Partly cloudy, with a low around 21. North northwest wind 12 to 17 mph becoming south southeast 5 to 10 mph after midnight. Winds could gust as high as 25 mph.
Thursday
Mostly sunny, with a high near 52.
Thursday Night
Partly cloudy, with a low around 25.
Friday
Sunny, with a high near 63.
Friday Night
Mostly clear, with a low around 32.
Saturday
Mostly sunny, with a high near 66.
Saturday Night
A chance of rain and snow. Partly cloudy, with a low around 32.
Sunday
A chance of rain and snow. Partly sunny, with a high near 53.
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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:
12:31 pm MDT Apr 5, 2026
Forecast Valid:
3pm MDT Apr 5, 2026-6pm MDT Apr 12, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation