Record Heat for the Intermountain West and Northern Plains; Heavy Rainfall and Severe Weather Threats

Record setting heat is expected over the next several days from the Intermountain West through the northern Plains. Furthermore, fire weather concerns increase with dry and breezy conditions. Meanwhile, heavy rainfall and severe thunderstorm threats for the Ohio/Tennessee Valleys, central Appalachians and Southeast today. The threat shifts to central Gulf Coast and across central Texas this week. Read More >

Current conditions at

HILLSBORO (HBOM8)

Lat: 45.10392°NLon: 108.21972°WElev: 3986.0ft.

NA

68°F

20°C

Humidity 28%
Wind Speed SW 0 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Last update 12 Jul 04:29 AM MDT
Extended Forecast for

15 Miles SW Fort Smith MT

Extreme Heat Warning July 12, 05:30am until July 14, 12:00am
Red Flag Warning July 12, 09:00am until July 12, 09:00pm
Click here for hazard details and duration
Extreme Heat Warning
Red Flag Warning
  •  
    Extreme Heat Warning July 12, 05:30am until July 14, 12:00am

    NOW until 12:00am Tue

    Extreme Heat Warning

  • Today

    High: 108 °F

    Hot

  • Tonight

    Tonight: Partly cloudy, with a low around 72. South wind 20 to 25 mph becoming north northeast 10 to 15 mph after midnight.

    Low: 72 °F

    Partly Cloudy

  • Monday

    Monday: Sunny and hot, with a high near 99. Northeast wind 10 to 20 mph.

    High: 99 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 71. East northeast wind 13 to 18 mph becoming south 5 to 10 mph after midnight.

    Low: 71 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 97. Light and variable wind becoming northeast 9 to 14 mph in the morning.

    High: 97 °F

    Hot

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 70. North northwest wind 6 to 16 mph.

    Low: 70 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny and hot, with a high near 95. North wind 5 to 14 mph.

    High: 95 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 68. North wind 9 to 14 mph becoming light north northwest  after midnight.

    Low: 68 °F

    Chance
    T-storms then
    Mostly Cloudy

Detailed Forecast

Today
Sunny and hot, with a high near 108. South wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon.
Tonight
Partly cloudy, with a low around 72. South wind 20 to 25 mph becoming north northeast 10 to 15 mph after midnight.
Monday
Sunny and hot, with a high near 99. Northeast wind 10 to 20 mph.
Monday Night
Mostly clear, with a low around 71. East northeast wind 13 to 18 mph becoming south 5 to 10 mph after midnight.
Tuesday
Sunny and hot, with a high near 97. Light and variable wind becoming northeast 9 to 14 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 70. North northwest wind 6 to 16 mph.
Wednesday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny and hot, with a high near 95. North wind 5 to 14 mph.
Wednesday Night
A 50 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 68. North wind 9 to 14 mph becoming light north northwest after midnight.
Thursday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny and hot, with a high near 96. Light and variable wind becoming northeast 6 to 11 mph in the morning.
Thursday Night
A 40 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 69. North northeast wind 5 to 13 mph becoming south southwest after midnight.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 96. West wind 5 to 10 mph becoming north northeast in the afternoon.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68. Northeast wind 6 to 10 mph becoming south after midnight.
Saturday
Mostly sunny and hot, with a high near 95. Southwest wind 6 to 13 mph becoming north northeast in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles SW Fort Smith MT
 45.16°N 108.13°W (Elev. 4501 ft)
4:18 am MDT Jul 12, 2026
5am MDT Jul 12, 2026-6pm MDT Jul 18, 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