Heat Across the Center of the Nation; Severe Thunderstorms Across the Great Lakes and Ohio Valley

Heat expands across the Desert Southwest, Plains, Mississippi Valley and Midwest into Monday. Fire weather concerns continue for portions of the Intermountain West. Active monsoonal moisture fuels thunderstorms over the Southwest with possible flash flooding. Tropical cyclone Fausto in the Pacific, should weaken as it approaches Hawaii; Dangerous surf, swells and rip currents are expected. Read More >

Hazardous Weather Conditions

Current conditions at

Big Horn County Airport (K00U)

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

Clear

91°F

33°C

Humidity 22%
Wind Speed NE 8 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 26 Jul 11:55 AM MDT
Extended Forecast for

13 Miles N Hardin MT

Heat Advisory July 26, 12:06pm until July 26, 09:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 26, 12:06pm until July 26, 09:00pm

    NOW until 9:00pm Sun

    Heat Advisory

  • This Afternoon

    High: 100 °F

    Areas Smoke

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 3am.  Areas of smoke before 9pm. Mostly cloudy, with a low around 66. Northeast wind 5 to 7 mph becoming light and variable  after midnight.  Chance of precipitation is 20%.

    Low: 66 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Monday

    Monday: Mostly sunny and hot, with a high near 98. Light and variable wind becoming north northwest 5 to 9 mph in the morning.

    High: 98 °F

    Hot

  • Monday Night

    Monday Night: A 20 percent chance of showers after midnight.  Mostly cloudy, with a low around 66. North northeast wind 5 to 7 mph becoming calm  after midnight.

    Low: 66 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: Sunny and hot, with a high near 102. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 102 °F

    Hot

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 66. North northwest wind around 5 mph becoming calm  after midnight.

    Low: 66 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny and hot, with a high near 99. Calm wind becoming north 5 to 8 mph in the afternoon.

    High: 99 °F

    Hot

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 65. North northeast wind 5 to 8 mph becoming calm  after midnight.

    Low: 65 °F

    Slight Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

This Afternoon
Areas of smoke. Mostly sunny and hot, with a high near 100. Northeast wind around 7 mph.
Tonight
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 3am. Areas of smoke before 9pm. Mostly cloudy, with a low around 66. Northeast wind 5 to 7 mph becoming light and variable after midnight. Chance of precipitation is 20%.
Monday
Mostly sunny and hot, with a high near 98. Light and variable wind becoming north northwest 5 to 9 mph in the morning.
Monday Night
A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 66. North northeast wind 5 to 7 mph becoming calm after midnight.
Tuesday
Sunny and hot, with a high near 102. Calm wind becoming north northwest around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 66. North northwest wind around 5 mph becoming calm after midnight.
Wednesday
Mostly sunny and hot, with a high near 99. Calm wind becoming north 5 to 8 mph in the afternoon.
Wednesday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 65. North northeast wind 5 to 8 mph becoming calm after midnight.
Thursday
Sunny and hot, with a high near 100. Calm wind becoming north northwest 5 to 7 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 65. Northeast wind 5 to 8 mph becoming calm after midnight.
Friday
Sunny and hot, with a high near 100. Calm wind becoming north 5 to 7 mph in the afternoon.
Friday Night
Mostly clear, with a low around 66. North northeast wind 5 to 8 mph becoming calm after midnight.
Saturday
Sunny and hot, with a high near 104. Calm wind becoming west southwest around 6 mph in the afternoon.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles N Hardin MT
 45.92°N 107.59°W (Elev. 2802 ft)
5:43 am MDT Jul 26, 2026
12pm MDT Jul 26, 2026-6pm MDT Aug 1, 2026
 
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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