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

Hazardous Weather Conditions

Current conditions at

USCRN SITE AT BANNACK STATE PARK NEAR DILLON 18WSW (BSPM8)

Lat: 45.15778°NLon: 113.00583°WElev: 5941.0ft.

NA

78°F

26°C

Humidity 17%
Wind Speed NA 3 MPH
Barometer NA
Dewpoint 30°F (-1°C)
Visibility NA
Heat Index77°F (25°C)
Last update 05 Jul 07:10 PM MDT
Extended Forecast for

15 Miles E Grant MT

  • Tonight

    Tonight: Mostly cloudy, with a low around 52. Northwest wind around 6 mph becoming light and variable.

    Low: 52 °F

    Mostly Cloudy

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 71. Calm wind becoming east 5 to 8 mph in the morning. Winds could gust as high as 18 mph.

    High: 71 °F

    Partly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 10pm. Partly cloudy, with a low around 48. North wind 5 to 7 mph becoming light and variable in the evening. Chance of precipitation is 40%.

    Low: 48 °F

    Chance
    T-storms then
    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 74. Light and variable wind becoming west 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 74 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 50. Northwest wind 5 to 8 mph becoming light and variable. Winds could gust as high as 18 mph. Chance of precipitation is 20%.

    Low: 50 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 76. Light and variable wind becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 26 mph.

    High: 76 °F

    Sunny then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms before midnight. Mostly clear, with a low around 49. West northwest wind 5 to 11 mph becoming south southwest after midnight. Winds could gust as high as 22 mph.

    Low: 49 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 76. Light south southwest wind becoming west 6 to 11 mph in the afternoon. Winds could gust as high as 22 mph.

    High: 76 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 50.

    Low: 50 °F

    Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 52. Northwest wind around 6 mph becoming light and variable.
Monday
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 71. Calm wind becoming east 5 to 8 mph in the morning. Winds could gust as high as 18 mph.
Monday Night
A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 10pm. Partly cloudy, with a low around 48. North wind 5 to 7 mph becoming light and variable in the evening. Chance of precipitation is 40%.
Tuesday
Sunny, with a high near 74. Light and variable wind becoming west 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 50. Northwest wind 5 to 8 mph becoming light and variable. Winds could gust as high as 18 mph. Chance of precipitation is 20%.
Wednesday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 76. Light and variable wind becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 26 mph.
Wednesday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly clear, with a low around 49. West northwest wind 5 to 11 mph becoming south southwest after midnight. Winds could gust as high as 22 mph.
Thursday
Sunny, with a high near 76. Light south southwest wind becoming west 6 to 11 mph in the afternoon. Winds could gust as high as 22 mph.
Thursday Night
Clear, with a low around 50.
Friday
Sunny, with a high near 79.
Friday Night
Mostly clear, with a low around 53.
Saturday
Sunny, with a high near 83.
Saturday Night
Mostly clear, with a low around 55.
Sunday
Sunny, with a high near 82.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
15 Miles E Grant MT
 45.02°N 112.77°W (Elev. 7434 ft)
Last Update:
3:51 pm MDT Jul 5, 2026
Forecast Valid:
8pm MDT Jul 5, 2026-6pm MDT Jul 12, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation