News Headlines
- 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
ST. MARY (SRYM8)
Lat: 48.74108°NLon: 113.43289°WElev: 4557.0ft.NA
74°F
23°C
| Humidity | 24% |
| Wind Speed | SE 6 MPH |
| Barometer | NA |
| Dewpoint | 35°F (2°C) |
| Visibility | NA |
| Last update | 24 Jun 04:11 PM MDT |
Extended Forecast for
6 Miles SSW St Mary MT
This Afternoon
High: 58 °F
Slight Chance
ShowersTonight
Low: 43 °F
Slight Chance
Showers then
Mostly CloudyThursday
High: 58 °F
Showers
Thursday Night
Low: 46 °F
Chance
Showers then
CloudyFriday
High: 50 °F
Slight Chance
Showers then
Showers
LikelyFriday Night
Low: 40 °F
Chance
Showers and
BreezySaturday
High: 47 °F
Slight Chance
Showers and
Breezy then
Showers
LikelySaturday Night
Low: 37 °F
Showers
LikelySunday
High: 40 °F
Showers
Detailed Forecast
This Afternoon
A 20 percent chance of showers. Mostly cloudy, with a high near 58. East southeast wind around 13 mph, with gusts as high as 18 mph.
Tonight
A 20 percent chance of showers before 7pm. Mostly cloudy, with a low around 43. East southeast wind 6 to 14 mph, with gusts as high as 18 mph.
Thursday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4pm. High near 58. South wind 5 to 8 mph becoming west northwest in the afternoon. Chance of precipitation is 80%.
Thursday Night
A 40 percent chance of showers and thunderstorms, mainly before 8pm. Cloudy, with a low around 46. Southwest wind 7 to 11 mph.
Friday
Showers likely, mainly after noon. Cloudy, with a high near 50. West southwest wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 70%.
Friday Night
A 30 percent chance of showers, mainly before midnight. Mostly cloudy, with a low around 40. Breezy, with a west southwest wind 17 to 23 mph, with gusts as high as 26 mph.
Saturday
A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 47. Breezy, with a west southwest wind 17 to 22 mph, with gusts as high as 28 mph. Chance of precipitation is 60%.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 37. West southwest wind around 15 mph, with gusts as high as 28 mph.
Sunday
Showers likely, then showers and possibly a thunderstorm after noon. Mostly cloudy, with a high near 40.
Sunday Night
Showers. Cloudy, with a low around 36. Breezy.
Monday
Showers. Mostly cloudy, with a high near 40.
Monday Night
A chance of showers. Mostly cloudy, with a low around 37. Breezy.
Tuesday
A chance of showers. Partly sunny, with a high near 48.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 38. Breezy.
Wednesday
Mostly sunny, with a high near 51.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
6 Miles SSW St Mary MT
48.65°N 113.45°W (Elev. 7598 ft)
48.65°N 113.45°W (Elev. 7598 ft)
4:12 pm MDT Jun 24, 2026
5pm MDT Jun 24, 2026-6pm MDT Jul 1, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
