


NWS Forecast for: 8 Miles WSW St Mary MT Issued by: National Weather Service Great Falls, MT Last Update: 8:58 am MDT Jul 3, 2025 | ![]() |
Today: Sunny, with a high near 60. Breezy, with a west southwest wind 26 to 28 mph, with gusts as high as 40 mph. Tonight: Mostly clear, with a low around 42. Breezy, with a west southwest wind 21 to 26 mph becoming north northwest 9 to 14 mph after midnight. Winds could gust as high as 38 mph. Independence Day: Partly sunny, with a high near 55. East northeast wind 8 to 13 mph. Friday Night: Showers likely and possibly a thunderstorm. Cloudy, with a low around 40. East northeast wind around 11 mph becoming west after midnight. Chance of precipitation is 60%. Saturday: Showers likely and possibly a thunderstorm before 9am, then showers likely between 9am and noon, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 48. West wind 9 to 11 mph. Chance of precipitation is 70%. Saturday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Mostly cloudy, with a low around 41. West southwest wind around 11 mph. Chance of precipitation is 20%. Sunday: Mostly sunny, with a high near 56. West southwest wind 11 to 16 mph, with gusts as high as 24 mph. Sunday Night: Partly cloudy, with a low around 44. West southwest wind 10 to 17 mph, with gusts as high as 24 mph. Monday: Sunny, with a high near 59. Monday Night: Mostly clear, with a low around 48. Tuesday: Sunny, with a high near 66. Tuesday Night: Mostly clear, with a low around 51. Wednesday: Sunny, with a high near 70. | |
8 Miles WSW St Mary MT 48.71°N 113.59°W (Elev. 7999 ft) | |
Visit your local NWS office at: https://www.weather.gov/tfx |