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

70°F

21°C

Humidity 30%
Wind Speed SE 3 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Last update 20 Apr 01:00 PM MDT
Extended Forecast for

Chinook MT

  • This Afternoon

    This Afternoon: Sunny, with a high near 73. West southwest wind around 6 mph.

    High: 73 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 41. Southeast wind 5 to 7 mph becoming light and variable after midnight.

    Low: 41 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 80. Light and variable wind becoming east 5 to 7 mph in the afternoon.

    High: 80 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 49. East wind 7 to 10 mph, with gusts as high as 18 mph.

    Low: 49 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of rain after noon. Partly sunny, with a high near 80. East southeast wind 6 to 14 mph becoming west northwest in the afternoon. Winds could gust as high as 21 mph.

    High: 80 °F

    Partly Sunny
    then Slight
    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain showers before midnight, then rain between midnight and 3am, then rain, possibly mixed with snow after 3am. Some thunder is also possible. Low around 33. Breezy, with a northwest wind 17 to 24 mph, with gusts as high as 34 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 33 °F

    Showers then
    Rain/Snow and
    Breezy

  • Thursday

    Thursday: Rain likely before 9am, then rain likely, possibly mixed with snow. Mostly cloudy, with a high near 45. Windy, with a northwest wind 32 to 38 mph, with gusts as high as 55 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 45 °F

    Windy.
    Rain/Snow
    Likely then
    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A chance of rain and snow before 9pm, then a chance of snow. Mostly cloudy, with a low around 26. Blustery, with a northwest wind 17 to 26 mph, with gusts as high as 37 mph.

    Low: 26 °F

    Chance
    Rain/Snow and
    Blustery then
    Chance Snow

  • Friday

    Friday: A chance of snow. Mostly cloudy, with a high near 41. Breezy.

    High: 41 °F

    Chance Snow
    and Breezy

Detailed Forecast

This Afternoon
Sunny, with a high near 73. West southwest wind around 6 mph.
Tonight
Partly cloudy, with a low around 41. Southeast wind 5 to 7 mph becoming light and variable after midnight.
Tuesday
Mostly sunny, with a high near 80. Light and variable wind becoming east 5 to 7 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 49. East wind 7 to 10 mph, with gusts as high as 18 mph.
Wednesday
A 20 percent chance of rain after noon. Partly sunny, with a high near 80. East southeast wind 6 to 14 mph becoming west northwest in the afternoon. Winds could gust as high as 21 mph.
Wednesday Night
Rain showers before midnight, then rain between midnight and 3am, then rain, possibly mixed with snow after 3am. Some thunder is also possible. Low around 33. Breezy, with a northwest wind 17 to 24 mph, with gusts as high as 34 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday
Rain likely before 9am, then rain likely, possibly mixed with snow. Mostly cloudy, with a high near 45. Windy, with a northwest wind 32 to 38 mph, with gusts as high as 55 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Thursday Night
A chance of rain and snow before 9pm, then a chance of snow. Mostly cloudy, with a low around 26. Blustery, with a northwest wind 17 to 26 mph, with gusts as high as 37 mph.
Friday
A chance of snow. Mostly cloudy, with a high near 41. Breezy.
Friday Night
A slight chance of snow before midnight. Mostly cloudy, with a low around 21.
Saturday
Partly sunny, with a high near 44.
Saturday Night
Partly cloudy, with a low around 21.
Sunday
Mostly sunny, with a high near 48.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chinook MT
 48.6°N 109.23°W (Elev. 2408 ft)
Last Update:
12:31 pm MDT Apr 20, 2026
Forecast Valid:
2pm MDT Apr 20, 2026-6pm MDT Apr 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation