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

28°F

-2°C

Humidity 79%
Wind Speed WNW 3 MPH
Barometer NA
Dewpoint 23°F (-5°C)
Visibility NA
Last update 28 Mar 09:00 AM MDT
Extended Forecast for

Chinook MT

  • Today

    Today: Mostly cloudy, with a high near 58. Calm wind becoming west northwest 5 to 7 mph in the afternoon.

    High: 58 °F

    Mostly Cloudy

  • Tonight

    Tonight: Cloudy, then gradually becoming partly cloudy, with a low around 27. West wind 5 to 7 mph becoming north northeast in the evening.

    Low: 27 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Partly sunny, with a high near 54. Light and variable wind becoming east southeast 5 to 9 mph in the afternoon.

    High: 54 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Rain likely, mainly before midnight. Cloudy, with a low around 32. East southeast wind 8 to 11 mph becoming south southwest after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 60%.

    Low: 32 °F

    Rain Likely

  • Monday

    Monday: A slight chance of rain and snow before noon. Partly sunny, with a high near 45. Breezy, with a west wind 8 to 13 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 20%.

    High: 45 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 14. Northwest wind 16 to 21 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 30 mph.

    Low: 14 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 44. West northwest wind 5 to 10 mph becoming southeast in the afternoon.

    High: 44 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 23. East southeast wind 10 to 15 mph, with gusts as high as 22 mph.

    Low: 23 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 57.

    High: 57 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly cloudy, with a high near 58. Calm wind becoming west northwest 5 to 7 mph in the afternoon.
Tonight
Cloudy, then gradually becoming partly cloudy, with a low around 27. West wind 5 to 7 mph becoming north northeast in the evening.
Sunday
Partly sunny, with a high near 54. Light and variable wind becoming east southeast 5 to 9 mph in the afternoon.
Sunday Night
Rain likely, mainly before midnight. Cloudy, with a low around 32. East southeast wind 8 to 11 mph becoming south southwest after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 60%.
Monday
A slight chance of rain and snow before noon. Partly sunny, with a high near 45. Breezy, with a west wind 8 to 13 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 14. Northwest wind 16 to 21 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 30 mph.
Tuesday
Mostly sunny, with a high near 44. West northwest wind 5 to 10 mph becoming southeast in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 23. East southeast wind 10 to 15 mph, with gusts as high as 22 mph.
Wednesday
Mostly cloudy, with a high near 57.
Wednesday Night
A chance of rain. 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 25.
Friday
A chance of snow. Partly sunny, with a high near 44. Breezy.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chinook MT
 48.59°N 109.26°W (Elev. 2408 ft)
Last Update:
3:17 am MDT Mar 28, 2026
Forecast Valid:
10am MDT Mar 28, 2026-6pm MDT Apr 3, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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