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

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

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

NA

47°F

8°C

Humidity 70%
Wind Speed NA 1 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Last update 30 Jun 04:10 AM MDT
Extended Forecast for

7 Miles NNW Bannack MT

  • Overnight

    Overnight: A 20 percent chance of showers. Mostly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 64. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 64 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 10pm, then a slight chance of showers between 10pm and 11pm. Low around 38. West northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 38 °F

    Showers then
    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 68. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 60%.

    High: 68 °F

    Mostly Sunny
    then Showers
    Likely

  • Wednesday Night

    Wednesday 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 39. West southwest wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 39 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 72. Light west wind becoming west southwest 9 to 14 mph in the afternoon. Winds could gust as high as 24 mph.

    High: 72 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 42. West southwest wind 8 to 13 mph becoming light west northwest in the evening. Winds could gust as high as 23 mph.

    Low: 42 °F

    Partly Cloudy

  • Friday

    Friday: A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 72. Light west southwest wind becoming west 8 to 13 mph in the afternoon. Winds could gust as high as 23 mph.

    High: 72 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

Detailed Forecast

Overnight
A 20 percent chance of showers. Mostly cloudy, with a low around 41. Calm wind.
Tuesday
A 50 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 64. Calm wind becoming west southwest around 6 mph in the afternoon.
Tuesday Night
Showers and possibly a thunderstorm before 10pm, then a slight chance of showers between 10pm and 11pm. Low around 38. West northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
A chance of showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 68. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 60%.
Wednesday 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 39. West southwest wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 20%.
Thursday
Mostly sunny, with a high near 72. Light west wind becoming west southwest 9 to 14 mph in the afternoon. Winds could gust as high as 24 mph.
Thursday Night
Partly cloudy, with a low around 42. West southwest wind 8 to 13 mph becoming light west northwest in the evening. Winds could gust as high as 23 mph.
Friday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 72. Light west southwest wind becoming west 8 to 13 mph in the afternoon. Winds could gust as high as 23 mph.
Friday Night
Mostly clear, with a low around 40.
Independence Day
Sunny, with a high near 77.
Saturday Night
Clear, with a low around 45.
Sunday
Sunny, with a high near 82.
Sunday Night
Mostly clear, with a low around 49.
Monday
Mostly sunny, with a high near 82.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NNW Bannack MT
 45.25°N 113.09°W (Elev. 6001 ft)
Last Update:
1:52 am MDT Jun 30, 2026
Forecast Valid:
5am MDT Jun 30, 2026-6pm MDT Jul 6, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation