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

64°F

18°C

Humidity 39%
Wind Speed NNE 8 MPH
Barometer 29.76 in (1007.79 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 21 Mar 11:15 AM MDT
Extended Forecast for

Hardin MT

  • Today

    Today: Isolated showers after 4pm. Partly sunny, with a high near 72. East wind 5 to 10 mph becoming north 15 to 25 mph in the afternoon. Chance of precipitation is 20%.

    High: 72 °F

    Isolated
    Showers

  • Tonight

    Tonight: Showers likely, mainly before 9pm. Cloudy, then gradually becoming partly cloudy, with a low around 36. North wind 19 to 24 mph becoming light and variable after midnight. Chance of precipitation is 60%.

    Low: 36 °F

    Showers
    Likely then
    Scattered
    Showers

  • Sunday

    Sunday: Sunny, with a high near 61. Light west southwest wind becoming west northwest 5 to 10 mph in the morning.

    High: 61 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 31. North wind around 6 mph becoming calm after midnight.

    Low: 31 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 66. Light and variable wind.

    High: 66 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 37. Northeast wind 3 to 5 mph.

    Low: 37 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 69. Light and variable wind becoming east 5 to 7 mph in the afternoon.

    High: 69 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 42. East wind 5 to 8 mph becoming light and variable after midnight.

    Low: 42 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers after noon. Mostly cloudy, with a high near 72. Light and variable wind becoming north northwest 9 to 14 mph in the morning.

    High: 72 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Today
Isolated showers after 4pm. Partly sunny, with a high near 72. East wind 5 to 10 mph becoming north 15 to 25 mph in the afternoon. Chance of precipitation is 20%.
Tonight
Showers likely, mainly before 9pm. Cloudy, then gradually becoming partly cloudy, with a low around 36. North wind 19 to 24 mph becoming light and variable after midnight. Chance of precipitation is 60%.
Sunday
Sunny, with a high near 61. Light west southwest wind becoming west northwest 5 to 10 mph in the morning.
Sunday Night
Partly cloudy, with a low around 31. North wind around 6 mph becoming calm after midnight.
Monday
Mostly sunny, with a high near 66. Light and variable wind.
Monday Night
Mostly cloudy, with a low around 37. Northeast wind 3 to 5 mph.
Tuesday
Mostly cloudy, with a high near 69. Light and variable wind becoming east 5 to 7 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 42. East wind 5 to 8 mph becoming light and variable after midnight.
Wednesday
A 20 percent chance of showers after noon. Mostly cloudy, with a high near 72. Light and variable wind becoming north northwest 9 to 14 mph in the morning.
Wednesday Night
A chance of rain showers before midnight, then a chance of rain and snow showers between midnight and 3am, then a chance of rain showers after 3am. Mostly cloudy, with a low around 34. North wind 8 to 13 mph. Chance of precipitation is 30%.
Thursday
A slight chance of rain and snow showers. Partly sunny, with a high near 55. North northwest wind 8 to 16 mph. Chance of precipitation is 20%.
Thursday Night
Mostly cloudy, with a low around 28. North northeast wind 6 to 13 mph.
Friday
Partly sunny, with a high near 59. East northeast wind 5 to 9 mph becoming south in the morning.
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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:
11:40 am MDT Mar 21, 2026
Forecast Valid:
11am MDT Mar 21, 2026-6pm MDT Mar 27, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation