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.

Clear

75°F

24°C

Humidity 31%
Wind Speed N 0 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 04 Oct 03:50 PM MDT
Extended Forecast for

Hardin MT

  • Tonight

    Tonight: Mostly clear, with a low around 47. East wind 5 to 8 mph becoming south after midnight.

    Low: 47 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 88. South wind 8 to 17 mph becoming west northwest in the afternoon.

    High: 88 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 46. West northwest wind 7 to 9 mph becoming south southwest after midnight.

    Low: 46 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, then gradually becoming sunny, with a high near 79. Southwest wind 6 to 9 mph becoming north northwest in the afternoon.

    High: 79 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 43. Light and variable wind.

    Low: 43 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 77. Calm wind becoming north around 5 mph in the afternoon.

    High: 77 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 42. Light and variable wind.

    Low: 42 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 75. Calm wind becoming north around 5 mph in the afternoon.

    High: 75 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 43. Light and variable wind.

    Low: 43 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 47. East wind 5 to 8 mph becoming south after midnight.
Monday
Sunny, with a high near 88. South wind 8 to 17 mph becoming west northwest in the afternoon.
Monday Night
Mostly clear, with a low around 46. West northwest wind 7 to 9 mph becoming south southwest after midnight.
Tuesday
Partly sunny, then gradually becoming sunny, with a high near 79. Southwest wind 6 to 9 mph becoming north northwest in the afternoon.
Tuesday Night
Mostly clear, with a low around 43. Light and variable wind.
Wednesday
Sunny, with a high near 77. Calm wind becoming north around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 42. Light and variable wind.
Thursday
Sunny, with a high near 75. Calm wind becoming north around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 43. Light and variable wind.
Friday
Sunny, with a high near 82. Calm wind becoming southwest around 6 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 50. Light and variable wind becoming south around 6 mph in the evening.
Saturday
Mostly sunny, with a high near 74. West wind 5 to 10 mph becoming northwest 11 to 16 mph in the afternoon.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 41. North wind 13 to 18 mph.
Sunday
Showers likely. Mostly cloudy, with a high near 53. North wind 9 to 14 mph. Chance of precipitation is 60%.
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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:
12:36 pm MDT Oct 4, 2026
Forecast Valid:
4pm MDT Oct 4, 2026-6pm MDT Oct 11, 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