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

15°F

-9°C

Humidity 92%
Wind Speed WSW 1 MPH
Barometer NA
Dewpoint 13°F (-11°C)
Visibility NA
Last update 31 Mar 02:00 AM MDT
Extended Forecast for

Chinook MT

  • Overnight

    Overnight: Patchy fog after 3am. Otherwise, mostly clear, with a low around 14. Light and variable wind.

    Low: 14 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 41. Light east southeast wind increasing to 13 to 18 mph in the morning. Winds could gust as high as 28 mph.

    High: 41 °F

    Patchy Fog
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 22. East southeast wind 9 to 18 mph, with gusts as high as 28 mph.

    Low: 22 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 53. East southeast wind 8 to 11 mph, with gusts as high as 18 mph.

    High: 53 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain after midnight, mixing with snow after 3am. Mostly cloudy, with a low around 29. East southeast wind around 14 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    Low: 29 °F

    Partly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Thursday

    Thursday: Rain likely, possibly mixed with snow. Cloudy, with a high near 42. East southeast wind 14 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 42 °F

    Rain/Snow
    Likely

  • Thursday Night

    Thursday Night: Rain, possibly mixed with snow, becoming all snow after 3am. Low around 26. East northeast wind 7 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 26 °F

    Rain/Snow

  • Friday

    Friday: A chance of snow before 3pm, then a slight chance of rain and snow. Mostly cloudy, with a high near 43. North northeast wind 6 to 8 mph becoming northwest in the afternoon.

    High: 43 °F

    Chance Snow
    then Slight
    Chance
    Rain/Snow

  • Friday Night

    Friday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

Detailed Forecast

Overnight
Patchy fog after 3am. Otherwise, mostly clear, with a low around 14. Light and variable wind.
Tuesday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 41. Light east southeast wind increasing to 13 to 18 mph in the morning. Winds could gust as high as 28 mph.
Tuesday Night
Mostly cloudy, with a low around 22. East southeast wind 9 to 18 mph, with gusts as high as 28 mph.
Wednesday
Mostly sunny, with a high near 53. East southeast wind 8 to 11 mph, with gusts as high as 18 mph.
Wednesday Night
A slight chance of rain after midnight, mixing with snow after 3am. Mostly cloudy, with a low around 29. East southeast wind around 14 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Thursday
Rain likely, possibly mixed with snow. Cloudy, with a high near 42. East southeast wind 14 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Thursday Night
Rain, possibly mixed with snow, becoming all snow after 3am. Low around 26. East northeast wind 7 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Friday
A chance of snow before 3pm, then a slight chance of rain and snow. Mostly cloudy, with a high near 43. North northeast wind 6 to 8 mph becoming northwest in the afternoon.
Friday Night
Partly cloudy, with a low around 22.
Saturday
Mostly sunny, with a high near 54.
Saturday Night
Partly cloudy, with a low around 29.
Sunday
Mostly sunny, with a high near 56.
Sunday Night
Mostly cloudy, with a low around 28.
Monday
Partly sunny, with a high near 54.
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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:
12:31 am MDT Mar 31, 2026
Forecast Valid:
2am MDT Mar 31, 2026-6pm MDT Apr 6, 2026
 
Forecast Discussion
 
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Additional Resources

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