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

Big Horn County Airport (K00U)

Lat: 45.74439°NLon: 107.66044°WElev: 3025.0ft.

Mostly Cloudy

52°F

11°C

Humidity 46%
Wind Speed N 17 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 17 May 06:15 PM MDT
Extended Forecast for

Hardin MT

  • Tonight

    Tonight: A 20 percent chance of showers. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 34. North northwest wind 8 to 17 mph.

    Low: 34 °F

    Slight Chance
    Showers and
    Patchy Fog

  • Monday

    Monday: A slight chance of rain and snow showers before 9am, then a slight chance of rain showers between 9am and 11am. Patchy fog before 9am. Otherwise, cloudy, with a high near 51. North wind 8 to 14 mph. Chance of precipitation is 20%.

    High: 51 °F

    Slight Chance
    Rain/Snow and
    Patchy Fog
    then Cloudy

  • Monday Night

    Monday Night: Patchy fog after 3am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 27. North wind 5 to 8 mph becoming calm in the evening.

    Low: 27 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: Sunny, with a high near 67. Light and variable wind.

    High: 67 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 37. Southwest wind around 6 mph becoming south southeast in the evening.

    Low: 37 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 72. Light and variable wind becoming northwest 5 to 10 mph in the afternoon.

    High: 72 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 41. North northwest wind 5 to 10 mph becoming light west northwest after midnight. Chance of precipitation is 50%.

    Low: 41 °F

    Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers before noon. Mostly sunny, with a high near 69. Northwest wind 3 to 5 mph.

    High: 69 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 42. North northwest wind around 5 mph becoming south southeast after midnight.

    Low: 42 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 20 percent chance of showers. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 34. North northwest wind 8 to 17 mph.
Monday
A slight chance of rain and snow showers before 9am, then a slight chance of rain showers between 9am and 11am. Patchy fog before 9am. Otherwise, cloudy, with a high near 51. North wind 8 to 14 mph. Chance of precipitation is 20%.
Monday Night
Patchy fog after 3am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 27. North wind 5 to 8 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 67. Light and variable wind.
Tuesday Night
Partly cloudy, with a low around 37. Southwest wind around 6 mph becoming south southeast in the evening.
Wednesday
Mostly sunny, with a high near 72. Light and variable wind becoming northwest 5 to 10 mph in the afternoon.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 41. North northwest wind 5 to 10 mph becoming light west northwest after midnight. Chance of precipitation is 50%.
Thursday
A 20 percent chance of showers before noon. Mostly sunny, with a high near 69. Northwest wind 3 to 5 mph.
Thursday Night
Mostly cloudy, with a low around 42. North northwest wind around 5 mph becoming south southeast after midnight.
Friday
A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 74. Light and variable wind becoming north northwest 5 to 7 mph in the afternoon.
Friday Night
A 20 percent chance of showers. Partly cloudy, with a low around 42. North wind 5 to 7 mph becoming light and variable after midnight.
Saturday
Mostly sunny, with a high near 81. Calm wind becoming west northwest 5 to 8 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 47. North wind 5 to 7 mph becoming south after midnight.
Sunday
Mostly sunny, with a high near 85. Light and variable wind becoming northwest 5 to 9 mph in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Hardin MT
 45.73°N 107.6°W (Elev. 2900 ft)
Last Update:
5:14 pm MDT May 17, 2026
Forecast Valid:
6pm MDT May 17, 2026-6pm MDT May 24, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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