National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Extreme Heat and Excessive Rainfall Today

Dangerous and extreme heat will remain across portions of the southern U.S. through the weekend. A heat wave over the Southwest U.S. will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Multiple rounds of thunderstorms will produce heavy to excessive rainfall with significant flash flooding across portions of southern New England. Read More >

Hazardous Weather Conditions

Current conditions at

Bearmouth I-90 MP 145.8 (MTBRM)

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

NA

62°F

17°C

Humidity 57%
Wind Speed ESE 2 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Last update 30 Jul 01:16 AM MDT
Extended Forecast for

9 Miles SSE Greenough MT

Fire Weather Watch August 1, 02:00pm until August 2, 12:00am
Click here for hazard details and duration
Fire Weather Watch

  • Overnight

    Overnight: Areas of smoke. Mostly clear, with a low around 52. Calm wind.

    Low: 52 °F

    Areas Smoke

  • Thursday

    Thursday: Patchy smoke. Sunny, with a high near 85. Calm wind becoming west around 5 mph in the afternoon.

    High: 85 °F

    Patchy Smoke

  • Thursday Night

    Thursday Night: A 20 percent chance of rain before midnight. Areas of smoke. Partly cloudy, with a low around 53. Northwest wind around 5 mph becoming calm in the evening.

    Low: 53 °F

    Slight Chance
    Rain then
    Patchy Smoke

  • Friday

    Friday: Areas of smoke before 7am. Sunny, with a high near 86. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 86 °F

    Areas Smoke
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 54. Northwest wind around 5 mph becoming calm in the evening.

    Low: 54 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 43.

    Low: 43 °F

    Clear

Detailed Forecast

Overnight
Areas of smoke. Mostly clear, with a low around 52. Calm wind.
Thursday
Patchy smoke. Sunny, with a high near 85. Calm wind becoming west around 5 mph in the afternoon.
Thursday Night
A 20 percent chance of rain before midnight. Areas of smoke. Partly cloudy, with a low around 53. Northwest wind around 5 mph becoming calm in the evening.
Friday
Areas of smoke before 7am. Sunny, with a high near 86. Calm wind becoming west northwest around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 54. Northwest wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 91.
Saturday Night
Mostly clear, with a low around 50.
Sunday
Sunny, with a high near 72.
Sunday Night
Clear, with a low around 43.
Monday
Sunny, with a high near 70.
Monday Night
Clear, with a low around 42.
Tuesday
Sunny, with a high near 76.
Tuesday Night
Mostly clear, with a low around 47.
Wednesday
Sunny, with a high near 82.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles SSE Greenough MT
 46.8°N 113.36°W (Elev. 5738 ft)
Last Update:
12:21 am MDT Jul 30, 2026
Forecast Valid:
1am MDT Jul 30, 2026-6pm MDT Aug 5, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation