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

47°F

8°C

Humidity 47%
Wind Speed WSW 3 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Last update 15 Apr 02:00 AM MDT
Extended Forecast for

Chinook MT

  • Overnight

    Overnight: Partly cloudy, with a low around 38. West southwest wind around 11 mph, with gusts as high as 20 mph.

    Low: 38 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of rain, mainly after 4pm. Increasing clouds, with a high near 62. West southwest wind 10 to 16 mph, with gusts as high as 25 mph.

    High: 62 °F

    Partly Sunny
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: Rain and snow, becoming all snow after 4am. Low around 24. West southwest wind 8 to 15 mph becoming northwest after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 24 °F

    Rain then
    Rain/Snow

  • Thursday

    Thursday: A 50 percent chance of snow. Patchy blowing snow after 9am. Mostly cloudy, with a high near 34. Breezy, with a west northwest wind 17 to 22 mph, with gusts as high as 31 mph. New snow accumulation of 1 to 2 inches possible.

    High: 34 °F

    Chance Snow
    and Patchy
    Blowing Snow

  • Thursday Night

    Thursday Night: Patchy blowing snow before 9pm. Mostly cloudy, with a low around 15. West northwest wind 13 to 18 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 26 mph.

    Low: 15 °F

    Patchy
    Blowing Snow
    then Partly
    Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 42. Northwest wind 6 to 11 mph, with gusts as high as 18 mph.

    High: 42 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 18. Northwest wind 5 to 10 mph becoming light and variable after midnight.

    Low: 18 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 54. Light west southwest wind becoming west 5 to 10 mph in the morning.

    High: 54 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 38. West southwest wind around 11 mph, with gusts as high as 20 mph.
Wednesday
A 30 percent chance of rain, mainly after 4pm. Increasing clouds, with a high near 62. West southwest wind 10 to 16 mph, with gusts as high as 25 mph.
Wednesday Night
Rain and snow, becoming all snow after 4am. Low around 24. West southwest wind 8 to 15 mph becoming northwest after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Thursday
A 50 percent chance of snow. Patchy blowing snow after 9am. Mostly cloudy, with a high near 34. Breezy, with a west northwest wind 17 to 22 mph, with gusts as high as 31 mph. New snow accumulation of 1 to 2 inches possible.
Thursday Night
Patchy blowing snow before 9pm. Mostly cloudy, with a low around 15. West northwest wind 13 to 18 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 26 mph.
Friday
Mostly sunny, with a high near 42. Northwest wind 6 to 11 mph, with gusts as high as 18 mph.
Friday Night
Mostly clear, with a low around 18. Northwest wind 5 to 10 mph becoming light and variable after midnight.
Saturday
Sunny, with a high near 54. Light west southwest wind becoming west 5 to 10 mph in the morning.
Saturday Night
Mostly clear, with a low around 27.
Sunday
Sunny, with a high near 65.
Sunday Night
Partly cloudy, with a low around 37.
Monday
Mostly sunny, with a high near 70.
Monday Night
Partly cloudy, with a low around 38.
Tuesday
Sunny, with a high near 71.
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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 am MDT Apr 15, 2026
Forecast Valid:
3am MDT Apr 15, 2026-6pm MDT Apr 21, 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