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Three Bears Lake, MT Weather Forecast
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Three Bears Lake Weather Forecast
| REST OF TODAY | TONIGHT | SUNDAY | SUNDAY NIGHT | COLUMBUS DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT |
 |  | |  | |  |  |  |  | | | |
| Chance of Snow | Blowing Snow | Blowing Snow | Light Snow | Chance of Snow | Partly Cloudy | Mostly Clear | Mostly Clear | Rain and Snow | Rain and Snow | Snow and Rain | Partly Cloudy |
| Hi: 30°FHi: -1°C | Lo: 20°FLo: -7°C | Hi: 21°FHi: -6°C | Lo: 20°FLo: -7°C | Hi: 37°FHi: 3°C | Lo: 25°FLo: -4°C | Hi: 43°FHi: 6°C Lo: 29°FLo: -2°C | Hi: 43°FHi: 6°C Lo: 29°FLo: -2°C | Hi: 44°FHi: 7°C | Lo: 31°FLo: -1°C | Hi: 45°FHi: 7°C | Hi: 52°FHi: 11°C Lo: 31°FLo: -1°C |
| POP: 70% | POP: 100% | POP: 100% | POP: 90% | POP: 50% | POP: 20% | POP: 30% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 657 AM MDT Sat Oct 10 2026 
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Issued: 529 AM MDT Sat Oct 10 2026
Key Messages
- Two waves of impactful snowfall develop this weekend into Monday as temperatures trend significantly cooler across the region.
- Initial concern through the day today and into tonight will be along the Rocky Mountain Front and across Central Montana.
- Concern for heavy snowfall expands further south into Southwest Montana Sunday into Sunday night.
Discussion
... /Issued 127 AM MDT Sat Oct 10 2026/- Meteorological Overview:
A complex evolution to the upper level pattern will ensue today, ini...