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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
USCRN SITE NEAR ST. MARY 1SSW (MRYM8)
Lat: 48.74111°NLon: 113.43306°WElev: 4550.0ft.NA
70°F
21°C
| Humidity | 30% |
| Wind Speed | NA 6 MPH |
| Barometer | NA |
| Dewpoint | 37°F (3°C) |
| Visibility | NA |
| Last update | 24 Jun 07:10 PM MDT |
Extended Forecast for
3 Miles W St Mary MT
Tonight
Low: 44 °F
Mostly Cloudy
Thursday
High: 56 °F
Showers
Thursday Night
Low: 47 °F
Chance
Showers then
CloudyFriday
High: 49 °F
Slight Chance
Showers then
Showers
LikelyFriday Night
Low: 40 °F
Chance
Showers then
Mostly Cloudy
and BreezySaturday
High: 47 °F
Partly Sunny
and Breezy
then Showers
LikelySaturday Night
Low: 38 °F
Showers
Likely and
BreezySunday
High: 40 °F
Showers and
BreezySunday Night
Low: 37 °F
Showers and
Windy
Detailed Forecast
Tonight
Mostly cloudy, with a low around 44. Southeast wind 7 to 11 mph becoming south southwest after midnight.
Thursday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4pm. High near 56. South southwest wind 5 to 7 mph becoming west in the afternoon. Chance of precipitation is 80%.
Thursday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight. Cloudy, with a low around 47. Southwest wind 7 to 11 mph. Chance of precipitation is 40%.
Friday
Showers likely, mainly after noon. Cloudy, with a high near 49. 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 before midnight. Mostly cloudy, with a low around 40. Breezy, with a west southwest wind 17 to 22 mph, with gusts as high as 30 mph.
Saturday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 47. Breezy, with a west southwest wind 16 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 60%.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 38. Breezy, with a west southwest wind 21 to 24 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Sunday
Showers likely, then showers and possibly a thunderstorm after noon. Mostly cloudy, with a high near 40. Breezy, with a west southwest wind 23 to 25 mph, with gusts as high as 34 mph.
Sunday Night
Showers. Cloudy, with a low around 37. Windy.
Monday
Showers. Mostly cloudy, with a high near 41. Windy.
Monday Night
A chance of showers. Mostly cloudy, with a low around 38. Windy.
Tuesday
A chance of showers. Partly sunny, with a high near 48. Windy.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 38. Windy.
Wednesday
Mostly sunny, with a high near 52. Breezy.
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
3 Miles W St Mary MT
48.75°N 113.5°W (Elev. 7283 ft)
48.75°N 113.5°W (Elev. 7283 ft)
4:12 pm MDT Jun 24, 2026
8pm MDT Jun 24, 2026-6pm MDT Jul 1, 2026
Additional Resources
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