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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
60°F
16°C
| Humidity | 54% |
| Wind Speed | E 6 MPH |
| Barometer | NA |
| Dewpoint | 43°F (6°C) |
| Visibility | NA |
| Last update | 25 Jun 05:18 AM MDT |
Extended Forecast for
3 Miles NNW Rocky Boy MT
Today
High: 73 °F
Chance
T-stormsTonight
Low: 51 °F
Chance
T-storms then
Mostly CloudyFriday
High: 75 °F
Showers
LikelyFriday Night
Low: 51 °F
Showers then
Chance
ShowersSaturday
High: 69 °F
Partly Sunny
then Chance
T-stormsSaturday Night
Low: 48 °F
Chance
T-storms then
Showers
LikelySunday
High: 60 °F
Showers
LikelySunday Night
Low: 46 °F
Showers
LikelyMonday
High: 59 °F
Showers
Detailed Forecast
Today
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 73. Southeast wind 8 to 11 mph, with gusts as high as 20 mph.
Tonight
A 40 percent chance of showers and thunderstorms, mainly before 9pm. Increasing clouds, with a low around 51. Southeast wind 3 to 7 mph.
Friday
Showers and thunderstorms likely, mainly before 4pm, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 75. Light east southeast wind becoming southeast 5 to 9 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and possibly a thunderstorm before midnight, then a chance of showers. Low around 51. South wind 5 to 7 mph. Chance of precipitation is 100%.
Saturday
A chance of showers between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 69. West wind 5 to 8 mph. Chance of precipitation is 40%.
Saturday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 48. West southwest wind around 6 mph. Chance of precipitation is 60%.
Sunday
Showers likely, with thunderstorms also possible after noon. Mostly cloudy, with a high near 60. West southwest wind 8 to 17 mph, with gusts as high as 31 mph. Chance of precipitation is 70%.
Sunday Night
Showers likely. Mostly cloudy, with a low around 46. Southwest wind 18 to 21 mph, with gusts as high as 32 mph.
Monday
Showers. Mostly cloudy, with a high near 59.
Monday Night
A chance of showers. Mostly cloudy, with a low around 47.
Tuesday
A chance of showers. Partly sunny, with a high near 69.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 49.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 73.
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
3 Miles NNW Rocky Boy MT
48.3°N 109.81°W (Elev. 3458 ft)
48.3°N 109.81°W (Elev. 3458 ft)
3:47 am MDT Jun 25, 2026
6am MDT Jun 25, 2026-6pm MDT Jul 1, 2026
Additional Resources
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