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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
43°F
6°C
| Humidity | NA |
| Wind Speed | NA NA MPH |
| Barometer | NA |
| Dewpoint | N/A |
| Visibility | NA |
| Last update | NA |
Extended Forecast for
19 Miles NNE Winston MT
Overnight
Low: 46 °F
Chance
ShowersSaturday
High: 55 °F
Chance
Showers then
ShowersSaturday Night
Low: 39 °F
Showers
Sunday
High: 42 °F
Showers
Sunday Night
Low: 37 °F
Rain then
Rain/SnowMonday
High: 45 °F
Showers
Monday Night
Low: 39 °F
Showers
Likely then
Chance
ShowersTuesday
High: 58 °F
Mostly Sunny
then Slight
Chance
T-stormsTuesday Night
Low: 43 °F
Slight Chance
T-storms then
Partly Cloudy
Detailed Forecast
Overnight
A 40 percent chance of showers, mainly after 2am. Mostly cloudy, with a low around 46. West wind 5 to 7 mph.
Saturday
Showers and possibly a thunderstorm. High near 55. West wind 5 to 7 mph becoming north northwest in the afternoon. Chance of precipitation is 80%.
Saturday Night
Showers and possibly a thunderstorm. Low around 39. West northwest wind 7 to 10 mph becoming southwest after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday
Rain before 3pm, then showers and possibly a thunderstorm after 3pm. High near 42. Southwest wind 11 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 90%.
Sunday Night
Rain before 3am, then rain, possibly mixed with snow. Low around 37. Southwest wind 13 to 15 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Monday
Rain before noon, then showers and possibly a thunderstorm after noon. High near 45. West southwest wind around 14 mph, with gusts as high as 31 mph. Chance of precipitation is 100%.
Monday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 39. West southwest wind 8 to 11 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.
Tuesday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 58. Southwest wind 8 to 10 mph, with gusts as high as 22 mph.
Tuesday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 43.
Wednesday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 62.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 45.
Thursday
Mostly sunny, with a high near 67.
Thursday Night
Partly cloudy, with a low around 48.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 70.
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
19 Miles NNE Winston MT
46.73°N 111.54°W (Elev. 6024 ft)
46.73°N 111.54°W (Elev. 6024 ft)
7:42 pm MDT Jun 26, 2026
12am MDT Jun 27, 2026-6pm MDT Jul 3, 2026
Additional Resources
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