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.

Partly Cloudy

-4°F

-20°C

Humidity 76%
Wind Speed ENE 4 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint -9°F (-23°C)
Visibility 10.00 mi
Wind Chill-14°F (-26°C)
Last update 26 Jan 02:15 AM MST
Extended Forecast for

Hardin MT

  • Overnight

    Overnight: Mostly clear, with a low around -8. Wind chill values as low as -25. Southwest wind around 15 mph.

    Low: -8 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 40. Wind chill values as low as -10. West wind 11 to 16 mph.

    High: 40 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 17. Light south southwest wind.

    Low: 17 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 43. Calm wind becoming west around 5 mph in the afternoon.

    High: 43 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 17. Southwest wind 3 to 5 mph.

    Low: 17 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 46. Calm wind becoming west around 5 mph in the afternoon.

    High: 46 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 26. West wind around 6 mph.

    Low: 26 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 50. West wind around 7 mph.

    High: 50 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 27. West southwest wind around 6 mph.

    Low: 27 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around -8. Wind chill values as low as -25. Southwest wind around 15 mph.
Monday
Sunny, with a high near 40. Wind chill values as low as -10. West wind 11 to 16 mph.
Monday Night
Mostly cloudy, with a low around 17. Light south southwest wind.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 43. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 17. Southwest wind 3 to 5 mph.
Wednesday
Mostly cloudy, with a high near 46. Calm wind becoming west around 5 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 26. West wind around 6 mph.
Thursday
Mostly sunny, with a high near 50. West wind around 7 mph.
Thursday Night
Mostly cloudy, with a low around 27. West southwest wind around 6 mph.
Friday
Partly sunny, with a high near 51. Southwest wind 3 to 6 mph.
Friday Night
Mostly cloudy, with a low around 32. Southwest wind around 6 mph.
Saturday
Partly sunny, with a high near 55. West northwest wind 6 to 9 mph.
Saturday Night
Partly cloudy, with a low around 28. West southwest wind 3 to 6 mph.
Sunday
Partly sunny, with a high near 53. Light west wind.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hardin MT
 45.73°N 107.6°W (Elev. 2900 ft)
Last Update:
1:48 am MST Jan 26, 2026
Forecast Valid:
2am MST Jan 26, 2026-6pm MST Feb 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation