Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Bearmouth I-90 MP 145.8 (MTBRM)

Lat: 46.71854°NLon: 113.29534°WElev: 3901.0ft.

NA

86°F

30°C

Humidity 20%
Wind Speed WNW 4 MPH
Barometer NA
Dewpoint 40°F (4°C)
Visibility NA
Heat Index83°F (28°C)
Last update 19 Aug 06:31 PM MDT
Extended Forecast for

7 Miles S Greenough MT

  • Tonight

    Tonight: Patchy smoke after 1am. Partly cloudy, with a low around 52. Light and variable wind.

    Low: 52 °F

    Partly Cloudy
    then Patchy
    Smoke

  • Thursday

    Thursday: Sunny, with a high near 85. Light and variable wind.

    High: 85 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 56. Calm wind.

    Low: 56 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 87. Calm wind.

    High: 87 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms after midnight.  Mostly cloudy, with a low around 58. Light and variable wind.

    Low: 58 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Saturday

    Saturday: A slight chance of rain, then a chance of showers and thunderstorms after noon.  Partly sunny, with a high near 81. Chance of precipitation is 40%.

    High: 81 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 54.

    Low: 54 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy smoke after 1am. Partly cloudy, with a low around 52. Light and variable wind.
Thursday
Sunny, with a high near 85. Light and variable wind.
Thursday Night
Partly cloudy, with a low around 56. Calm wind.
Friday
Mostly sunny, with a high near 87. Calm wind.
Friday Night
A 20 percent chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 58. Light and variable wind.
Saturday
A slight chance of rain, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 81. Chance of precipitation is 40%.
Saturday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 54.
Sunday
Sunny, with a high near 74.
Sunday Night
Mostly clear, with a low around 49.
Monday
Sunny, with a high near 78.
Monday Night
Partly cloudy, with a low around 52.
Tuesday
Mostly sunny, with a high near 80.
Tuesday Night
Partly cloudy, with a low around 52.
Wednesday
A slight chance of rain. Mostly sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles S Greenough MT
 46.82°N 113.45°W (Elev. 4974 ft)
2:01 pm MDT Aug 19, 2026
6pm MDT Aug 19, 2026-6pm MDT Aug 26, 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