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

19°F

-7°C

Humidity 90%
Wind Speed N 1 MPH
Barometer NA
Dewpoint 17°F (-8°C)
Visibility NA
Last update 18 Apr 04:00 AM MDT
Extended Forecast for

Chinook MT

  • Today

    Today: Sunny, with a high near 58. West northwest wind 5 to 13 mph, with gusts as high as 21 mph.

    High: 58 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 27. Northwest wind 5 to 10 mph becoming east southeast in the evening.

    Low: 27 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 68. East southeast wind 5 to 8 mph becoming south in the afternoon.

    High: 68 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37. South southeast wind 6 to 8 mph.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 73. West wind around 6 mph.

    High: 73 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 42. South southeast wind 6 to 8 mph.

    Low: 42 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 81. South wind 5 to 8 mph becoming west in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 47. East southeast wind around 8 mph.

    Low: 47 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of rain after noon. Partly sunny, with a high near 74.

    High: 74 °F

    Partly Sunny
    then Chance
    Rain

Detailed Forecast

Today
Sunny, with a high near 58. West northwest wind 5 to 13 mph, with gusts as high as 21 mph.
Tonight
Partly cloudy, with a low around 27. Northwest wind 5 to 10 mph becoming east southeast in the evening.
Sunday
Sunny, with a high near 68. East southeast wind 5 to 8 mph becoming south in the afternoon.
Sunday Night
Mostly clear, with a low around 37. South southeast wind 6 to 8 mph.
Monday
Sunny, with a high near 73. West wind around 6 mph.
Monday Night
Mostly clear, with a low around 42. South southeast wind 6 to 8 mph.
Tuesday
Mostly sunny, with a high near 81. South wind 5 to 8 mph becoming west in the afternoon.
Tuesday Night
Partly cloudy, with a low around 47. East southeast wind around 8 mph.
Wednesday
A chance of rain after noon. Partly sunny, with a high near 74.
Wednesday Night
Rain showers likely before midnight, then rain likely between midnight and 3am, then rain and snow likely after 3am. Some thunder is also possible. Mostly cloudy, with a low around 33.
Thursday
Rain and snow likely. Mostly cloudy, with a high near 48. Breezy.
Thursday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 25.
Friday
A slight chance of rain and snow. Mostly sunny, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chinook MT
 48.59°N 109.26°W (Elev. 2408 ft)
Last Update:
3:47 am MDT Apr 18, 2026
Forecast Valid:
5am MDT Apr 18, 2026-6pm MDT Apr 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation