| NWS Forecast for: 13 Miles WSW St Mary MT Issued by: National Weather Service Great Falls, MT Last Update: 10:25 am MDT Jul 13, 2025 |  |
| Today: A 20 percent chance of showers after 4pm. Partly sunny, with a high near 72. West southwest wind 10 to 15 mph, with gusts as high as 24 mph. Tonight: A 20 percent chance of showers before midnight. Mostly clear, with a low around 54. West southwest wind 8 to 15 mph, with gusts as high as 26 mph. Monday: Showers likely, with thunderstorms also possible after 3pm. Partly sunny, with a temperature rising to near 61 by 10am, then falling to around 51 during the remainder of the day. West southwest wind 9 to 14 mph becoming north in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms. Monday Night: Showers and possibly a thunderstorm before midnight, then showers likely. Low around 40. Northeast wind 14 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. Tuesday: A 50 percent chance of showers. Mostly cloudy, with a high near 49. Northeast wind 14 to 18 mph, with gusts as high as 31 mph. Tuesday Night: A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 40. Northeast wind 9 to 13 mph, with gusts as high as 21 mph. Wednesday: Mostly sunny, with a high near 59. East northeast wind around 8 mph becoming southwest in the afternoon. Wednesday Night: Mostly clear, with a low around 46. South southwest wind 6 to 9 mph becoming east southeast in the evening. Thursday: Sunny, with a high near 62. Thursday Night: Partly cloudy, with a low around 48. Friday: Mostly sunny, with a high near 65. Friday Night: Mostly clear, with a low around 51. Saturday: Sunny, with a high near 68. | |
| 13 Miles WSW St Mary MT 48.69°N 113.71°W (Elev. 6470 ft) | |
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