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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
ROCKY BOY (RCBM8)
Lat: 48.25529°NLon: 109.78592°WElev: 3789.0ft.NA
62°F
17°C
| Humidity | 75% |
| Wind Speed | ESE 3 MPH |
| Barometer | NA |
| Dewpoint | 54°F (12°C) |
| Visibility | NA |
| Last update | 25 Jun 06:18 PM MDT |
Extended Forecast for
2 Miles WSW Rocky Boy MT
Tonight
Low: 50 °F
Chance
T-storms then
Mostly CloudyFriday
High: 74 °F
Slight Chance
Showers then
Showers
LikelyFriday Night
Low: 49 °F
Showers then
Chance
ShowersSaturday
High: 68 °F
Chance
ShowersSaturday Night
Low: 47 °F
Chance
Showers then
Showers
LikelySunday
High: 59 °F
Showers
LikelySunday Night
Low: 43 °F
Showers
LikelyMonday
High: 58 °F
Showers
Monday Night
Low: 44 °F
Chance
Showers
Detailed Forecast
Tonight
A 40 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 50. South southeast wind 6 to 9 mph, with gusts as high as 18 mph.
Friday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Increasing clouds, with a high near 74. Light east southeast wind becoming south southeast 5 to 9 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 70%.
Friday Night
Showers and thunderstorms before 4am, then a chance of showers. Low around 49. South wind 5 to 7 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
A chance of showers, with thunderstorms also possible after 3pm. Partly sunny, with a high near 68. West southwest wind 6 to 9 mph. Chance of precipitation is 40%.
Saturday Night
A chance of showers and thunderstorms, then showers likely after midnight. Mostly cloudy, with a low around 47. Southwest wind 3 to 7 mph. Chance of precipitation is 70%.
Sunday
Showers likely, with thunderstorms also possible after noon. Mostly cloudy, with a high near 59. West southwest wind 7 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.
Sunday Night
Showers likely. Mostly cloudy, with a low around 43. Southwest wind around 16 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.
Monday
Showers likely, then showers and possibly a thunderstorm after noon. Cloudy, with a high near 58. West southwest wind 18 to 21 mph, with gusts as high as 36 mph.
Monday Night
A chance of showers, mainly before midnight. Mostly cloudy, with a low around 44.
Tuesday
Mostly sunny, with a high near 68.
Tuesday Night
Partly cloudy, with a low around 47.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 71.
Wednesday Night
Partly cloudy, with a low around 49.
Thursday
Mostly sunny, with a high near 79.
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
2 Miles WSW Rocky Boy MT
48.24°N 109.8°W (Elev. 4265 ft)
48.24°N 109.8°W (Elev. 4265 ft)
12:31 pm MDT Jun 25, 2026
6pm MDT Jun 25, 2026-6pm MDT Jul 2, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
