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Big Stone School Weather Forecast
| TODAY | TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT |
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| Mostly Sunny | Partly Cloudy | Chance of T-Storm | Chance of Showers | Windy | Partly Cloudy | Sunny | Chance of Showers | Mostly Sunny | Chance of Showers | Chance of Showers | Chance of Showers |
| Hi: 85°FHi: 29°C | Lo: 55°FLo: 13°C | Hi: 80°FHi: 27°C | Lo: 49°FLo: 9°C | Hi: 71°FHi: 22°C | Lo: 45°FLo: 7°C | Hi: 71°FHi: 22°C | Lo: 45°FLo: 7°C | Hi: 71°FHi: 22°C | Hi: 71°FHi: 22°C Lo: 45°FLo: 7°C | Hi: 71°FHi: 22°C Lo: 45°FLo: 7°C | Hi: 71°FHi: 22°C Lo: 49°FLo: 9°C |
| POP: 50% | POP: 20% | POP: 20% | POP: 20% | POP: 20% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 336 AM MDT Tue Sep 01 2026 
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Issued: 1145 AM MDT Tue Sep 1 2026
Key Messages
- Marginal risk for severe thunderstorms over the plains of Central and North Central Montana Wednesday, with the primary risk being damaging winds.
- Above normal temperatures today falling near to below normal for the remainder of the week.
- Strong and gusty winds on Wednesday and Thursday, especially within the north-south orientated valleys of Southwest Montana.
Discussion
... /Issued 843 AM MDT Tue Sep 1 2026/- Meteorological Overview:
Longwave troughing over the Western CONUS, with sout...