National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

HARLEM (HRLM)

Lat: 48.54333°NLon: 108.83472°WElev: 2358.0ft.

NA

83°F

28°C

Humidity 16%
Wind Speed E 4 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Heat Index80°F (27°C)
Last update 21 Apr 06:00 PM MDT
Extended Forecast for

Chinook MT

High Wind Watch April 23, 12:00am until April 23, 06:00pm
Click here for hazard details and duration
High Wind Watch

  • Tonight

    Tonight: Mostly cloudy, with a low around 51. East wind 8 to 11 mph, with gusts as high as 20 mph.

    Low: 51 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms between 3pm and 5pm, then a chance of rain after 5pm. Partly sunny, with a high near 78. East wind 8 to 17 mph becoming west in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 30%.

    High: 78 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: Rain. Low around 33. Breezy, with a west wind 17 to 25 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 33 °F

    Rain and
    Breezy

  • Thursday

    Thursday: Rain and snow likely, becoming all snow after 9am. Mostly cloudy, with a high near 44. Windy, with a northwest wind 28 to 31 mph, with gusts as high as 44 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 44 °F

    Rain/Snow
    Likely and
    Breezy then
    Chance Snow
    and Windy

  • Thursday Night

    Thursday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 26. Blustery, with a west northwest wind 16 to 25 mph, with gusts as high as 36 mph.

    Low: 26 °F

    Slight Chance
    Snow and
    Blustery

  • Friday

    Friday: A 30 percent chance of snow. Mostly cloudy, with a high near 40. Breezy, with a west northwest wind 17 to 26 mph, with gusts as high as 37 mph. Little or no snow accumulation expected.

    High: 40 °F

    Chance Snow
    and Breezy

  • Friday Night

    Friday Night: A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 22. Blustery, with a west northwest wind 21 to 26 mph decreasing to 14 to 19 mph after midnight. Winds could gust as high as 36 mph. Little or no snow accumulation expected.

    Low: 22 °F

    Chance Snow
    and Blustery

  • Saturday

    Saturday: A chance of snow, mainly before noon. Mostly cloudy, with a high near 40. West northwest wind 14 to 18 mph, with gusts as high as 29 mph.

    High: 40 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 51. East wind 8 to 11 mph, with gusts as high as 20 mph.
Wednesday
A slight chance of showers and thunderstorms between 3pm and 5pm, then a chance of rain after 5pm. Partly sunny, with a high near 78. East wind 8 to 17 mph becoming west in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 30%.
Wednesday Night
Rain. Low around 33. Breezy, with a west wind 17 to 25 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Rain and snow likely, becoming all snow after 9am. Mostly cloudy, with a high near 44. Windy, with a northwest wind 28 to 31 mph, with gusts as high as 44 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 26. Blustery, with a west northwest wind 16 to 25 mph, with gusts as high as 36 mph.
Friday
A 30 percent chance of snow. Mostly cloudy, with a high near 40. Breezy, with a west northwest wind 17 to 26 mph, with gusts as high as 37 mph. Little or no snow accumulation expected.
Friday Night
A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 22. Blustery, with a west northwest wind 21 to 26 mph decreasing to 14 to 19 mph after midnight. Winds could gust as high as 36 mph. Little or no snow accumulation expected.
Saturday
A chance of snow, mainly before noon. Mostly cloudy, with a high near 40. West northwest wind 14 to 18 mph, with gusts as high as 29 mph.
Saturday Night
Mostly cloudy, with a low around 21.
Sunday
A slight chance of snow before noon. Partly sunny, with a high near 44.
Sunday Night
Mostly cloudy, with a low around 23.
Monday
Partly sunny, with a high near 51.
Monday Night
Partly cloudy, with a low around 27.
Tuesday
Mostly sunny, with a high near 60.
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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:
4:38 pm MDT Apr 21, 2026
Forecast Valid:
7pm MDT Apr 21, 2026-6pm MDT Apr 28, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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