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

ROCKY BOY (RCBM8)

Lat: 48.25529°NLon: 109.78592°WElev: 3789.0ft.

NA

53°F

12°C

Humidity 81%
Wind Speed WSW 0 MPH
Barometer NA
Dewpoint 47°F (8°C)
Visibility NA
Last update 27 Jul 03:18 AM MDT
Extended Forecast for

Box Elder MT

  • Today

    Today: Widespread smoke, mainly after 2pm. Mostly sunny, with a high near 91. Calm wind becoming west around 5 mph in the afternoon.

    High: 91 °F

    Smoke

  • Tonight

    Tonight: Widespread smoke, mainly before 8pm. Partly cloudy, with a low around 59. Light and variable wind.

    Low: 59 °F

    Smoke

  • Tuesday

    Tuesday: Areas of smoke. Mostly sunny, with a high near 93. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 93 °F

    Areas Smoke

  • Tuesday Night

    Tuesday Night: Areas of smoke before 7pm. Mostly clear, with a low around 59. West southwest wind around 5 mph becoming calm  in the evening.

    Low: 59 °F

    Areas Smoke
    then Mostly
    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 95. Calm wind becoming north around 5 mph in the afternoon.

    High: 95 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 60. East northeast wind around 5 mph becoming calm  after midnight.

    Low: 60 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 97. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 97 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 60. North northwest wind around 6 mph becoming light and variable  after midnight.

    Low: 60 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 99.

    High: 99 °F

    Hot

Detailed Forecast

Today
Widespread smoke, mainly after 2pm. Mostly sunny, with a high near 91. Calm wind becoming west around 5 mph in the afternoon.
Tonight
Widespread smoke, mainly before 8pm. Partly cloudy, with a low around 59. Light and variable wind.
Tuesday
Areas of smoke. Mostly sunny, with a high near 93. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
Areas of smoke before 7pm. Mostly clear, with a low around 59. West southwest wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 95. Calm wind becoming north around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 60. East northeast wind around 5 mph becoming calm after midnight.
Thursday
Sunny and hot, with a high near 97. Calm wind becoming northwest around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 60. North northwest wind around 6 mph becoming light and variable after midnight.
Friday
Sunny and hot, with a high near 99.
Friday Night
Mostly clear, with a low around 61.
Saturday
Sunny and hot, with a high near 105.
Saturday Night
Mostly clear, with a low around 63.
Sunday
Sunny, with a high near 94.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Box Elder MT
 48.31°N 110°W (Elev. 2690 ft)
3:47 am MDT Jul 27, 2026
4am MDT Jul 27, 2026-6pm MDT Aug 2, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database