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

74°F

23°C

Humidity 52%
Wind Speed NE 14 MPH
Barometer NA
Dewpoint 56°F (13°C)
Visibility NA
Last update 14 Jul 06:00 PM MDT
Extended Forecast for

Chinook MT

  • Tonight

    Tonight: A chance of showers and thunderstorms before 11pm, then showers and possibly a thunderstorm between 11pm and 3am, then showers after 3am. Low around 53. Northeast wind 10 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 53 °F

    Showers

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm. High near 60. Northeast wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 60 °F

    Showers

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 47. East wind 5 to 9 mph.

    Low: 47 °F

    Chance
    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: A 20 percent chance of showers. Areas of fog before 10am. Otherwise, partly sunny, with a high near 69. East wind 5 to 10 mph, with gusts as high as 18 mph.

    High: 69 °F

    Slight Chance
    Showers and
    Areas Fog

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 47. Southeast wind 9 to 11 mph, with gusts as high as 20 mph.

    Low: 47 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 79. East southeast wind 9 to 11 mph, with gusts as high as 18 mph.

    High: 79 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly before midnight. Partly cloudy, with a low around 50. East southeast wind 5 to 9 mph becoming west after midnight.

    Low: 50 °F

    Chance
    T-storms

  • Friday

    Friday: Mostly sunny, with a high near 78. Northwest wind 6 to 8 mph.

    High: 78 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 11pm, then showers and possibly a thunderstorm between 11pm and 3am, then showers after 3am. Low around 53. Northeast wind 10 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday
Showers and possibly a thunderstorm. High near 60. Northeast wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A 50 percent chance of showers. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 47. East wind 5 to 9 mph.
Wednesday
A 20 percent chance of showers. Areas of fog before 10am. Otherwise, partly sunny, with a high near 69. East wind 5 to 10 mph, with gusts as high as 18 mph.
Wednesday Night
Partly cloudy, with a low around 47. Southeast wind 9 to 11 mph, with gusts as high as 20 mph.
Thursday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 79. East southeast wind 9 to 11 mph, with gusts as high as 18 mph.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly before midnight. Partly cloudy, with a low around 50. East southeast wind 5 to 9 mph becoming west after midnight.
Friday
Mostly sunny, with a high near 78. Northwest wind 6 to 8 mph.
Friday Night
Mostly clear, with a low around 52.
Saturday
Mostly sunny, with a high near 86.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 56.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 55.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 82.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chinook MT
 48.59°N 109.26°W (Elev. 2408 ft)
Last Update:
2:23 pm MDT Jul 14, 2025
Forecast Valid:
7pm MDT Jul 14, 2025-6pm MDT Jul 21, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation