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- This Saturday, June 27: Great Falls Disaster Response Expo - FREE and Family-Friendly Event, Great Falls College at MSU
- SCN26-50: Discontinuation of the State Forecast Product (SFP) for all NWS Central Region, Southern Region, and Western Region Offices: Effective June 29, 2026
- The Regional Temperatures and Precipitation Product for the State of Montana (RTPMT) will now be discontinued on July 7, 2026.
Current conditions at
BOULDER MOUNTAIN (BOMM8)
Lat: 46.5596°NLon: 111.28973°WElev: 7950.0ft.NA
49°F
9°C
| Humidity | NA |
| Wind Speed | NA NA MPH |
| Barometer | NA |
| Dewpoint | N/A |
| Visibility | NA |
| Last update | NA |
Extended Forecast for
13 Miles NNE Winston MT
This Afternoon
High: 67 °F
Sunny
Tonight
Low: 48 °F
Mostly Cloudy
Wednesday
High: 70 °F
Mostly Sunny
Wednesday Night
Low: 49 °F
Mostly Cloudy
then Chance
ShowersThursday
High: 68 °F
Showers
LikelyThursday Night
Low: 51 °F
Slight Chance
T-storms then
Mostly CloudyFriday
High: 68 °F
Mostly Cloudy
then Showers
LikelyFriday Night
Low: 47 °F
Showers
Saturday
High: 58 °F
Showers
Detailed Forecast
This Afternoon
Sunny, with a high near 67. West northwest wind 6 to 8 mph becoming north northeast.
Tonight
Mostly cloudy, with a low around 48. Northeast wind 5 to 10 mph becoming light east northeast after midnight. Winds could gust as high as 20 mph.
Wednesday
Mostly sunny, with a high near 70. Calm wind becoming northeast around 6 mph in the afternoon.
Wednesday Night
A 30 percent chance of showers, mainly after 5am. Mostly cloudy, with a low around 49. East northeast wind 3 to 8 mph.
Thursday
Showers likely, with thunderstorms also possible after noon. Mostly cloudy, with a high near 68. Calm wind becoming south southwest around 5 mph in the afternoon. Chance of precipitation is 70%.
Thursday 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 51. West northwest wind around 5 mph becoming light and variable after midnight. Chance of precipitation is 20%.
Friday
Showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 68. Light and variable wind becoming south southwest 5 to 7 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 60%.
Friday Night
Showers and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 47. West wind 3 to 7 mph.
Saturday
Showers likely, then showers and possibly a thunderstorm after noon. Mostly cloudy, with a high near 58.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 42.
Sunday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 49.
Sunday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 40.
Monday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 55.
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
13 Miles NNE Winston MT
46.65°N 111.53°W (Elev. 5531 ft)
46.65°N 111.53°W (Elev. 5531 ft)
12:31 pm MDT Jun 23, 2026
2pm MDT Jun 23, 2026-6pm MDT Jun 29, 2026
Additional Resources
Radar & Satellite Image
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