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

25°F

-4°C

Humidity 78%
Wind Speed SSE 4 MPH
Barometer NA
Dewpoint 19°F (-7°C)
Visibility NA
Wind Chill20°F (-7°C)
Last update 01 Apr 02:00 AM MDT
Extended Forecast for

Chinook MT

  • Overnight

    Overnight: Partly cloudy, with a low around 21. East southeast wind 8 to 10 mph.

    Low: 21 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 52. East southeast wind 8 to 15 mph, with gusts as high as 22 mph.

    High: 52 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain after 3am. Increasing clouds, with a low around 29. East southeast wind 14 to 16 mph, with gusts as high as 24 mph.

    Low: 29 °F

    Partly Cloudy
    then Slight
    Chance Rain

  • Thursday

    Thursday: Rain, possibly mixed with snow. High near 43. East southeast wind 15 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 43 °F

    Rain/Snow
    Likely then
    Rain/Snow

  • Thursday Night

    Thursday Night: Rain and snow, becoming all snow after 3am. Low around 28. North northeast wind 6 to 10 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Rain/Snow
    then
    Rain/Snow
    Likely

  • Friday

    Friday: A 30 percent chance of snow before noon. Cloudy, with a high near 43. West northwest wind 5 to 7 mph. New snow accumulation of less than a half inch possible.

    High: 43 °F

    Chance Snow
    then Mostly
    Cloudy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 22. West northwest wind around 6 mph becoming calm in the evening.

    Low: 22 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 58. Light and variable wind becoming west 5 to 10 mph in the afternoon.

    High: 58 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 21. East southeast wind 8 to 10 mph.
Wednesday
Mostly sunny, with a high near 52. East southeast wind 8 to 15 mph, with gusts as high as 22 mph.
Wednesday Night
A 20 percent chance of rain after 3am. Increasing clouds, with a low around 29. East southeast wind 14 to 16 mph, with gusts as high as 24 mph.
Thursday
Rain, possibly mixed with snow. High near 43. East southeast wind 15 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Thursday Night
Rain and snow, becoming all snow after 3am. Low around 28. North northeast wind 6 to 10 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Friday
A 30 percent chance of snow before noon. Cloudy, with a high near 43. West northwest wind 5 to 7 mph. New snow accumulation of less than a half inch possible.
Friday Night
Partly cloudy, with a low around 22. West northwest wind around 6 mph becoming calm in the evening.
Saturday
Sunny, with a high near 58. Light and variable wind becoming west 5 to 10 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 29.
Sunday
Partly sunny, with a high near 57.
Sunday Night
Mostly cloudy, with a low around 28.
Monday
Mostly cloudy, with a high near 54.
Monday Night
Partly cloudy, with a low around 30.
Tuesday
Mostly sunny, with a high near 67.
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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:
12:32 am MDT Apr 1, 2026
Forecast Valid:
2am MDT Apr 1, 2026-6pm MDT Apr 7, 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