| NWS Forecast for: 12 Miles SSW Big Sandy MT Issued by: National Weather Service Great Falls, MT Last Update: 5:16 am MDT Sep 7, 2026 |  |
| Overnight: Rain. Low around 12. Calm wind. Chance of precipitation is 90%. Labor Day: Rain and thunderstorms before noon, then rain and possibly a thunderstorm, mainly after noon. High near 18. Breezy, with a west wind 8 to 18 km/h increasing to 29 to 39 km/h. Winds could gust as high as 55 km/h. Chance of precipitation is 100%. New rainfall amounts between 2 and 3 cm possible. Monday Night: Rain likely before 4am, then rain likely after 5am. Mostly cloudy, with a low around 9. Breezy, with a west wind 32 to 37 km/h decreasing to 26 to 31 km/h after midnight. Winds could gust as high as 55 km/h. Chance of precipitation is 60%. Tuesday: Rain likely. Cloudy, with a high near 17. West northwest wind around 27 km/h, with gusts as high as 47 km/h. Chance of precipitation is 70%. Tuesday Night: A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 7. Southwest wind 16 to 21 km/h decreasing to 5 to 10 km/h after midnight. Winds could gust as high as 37 km/h. Wednesday: Sunny, with a high near 25. South southwest wind 5 to 10 km/h increasing to 13 to 18 km/h in the afternoon. Winds could gust as high as 35 km/h. Wednesday Night: Mostly clear, with a low around 10. South southwest wind 5 to 13 km/h. Thursday: Sunny, with a high near 27. West southwest wind 14 to 19 km/h increasing to 21 to 26 km/h in the afternoon. Winds could gust as high as 42 km/h. Thursday Night: A chance of showers after midnight. Partly cloudy, with a low around 8. Friday: A chance of showers, mainly before noon. Partly sunny, with a high near 18. Friday Night: A chance of showers. Mostly cloudy, with a low around 4. Saturday: A chance of showers. Mostly cloudy, with a high near 15. Saturday Night: A chance of showers. Mostly cloudy, with a low around 3. Sunday: A chance of showers. Mostly sunny, with a high near 16. | |
| 12 Miles SSW Big Sandy MT 48.02°N 110.24°W (Elev. 2592 m) | |
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