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Barb Lake, MT Weather Forecast
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Barb 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 T-Storm | Blowing Snow | Snow | Snow | Chance of Snow | Mostly Cloudy | Partly Cloudy | Partly Cloudy | Sunny | Rain and Snow | Mostly Sunny | Mostly Clear |
| Hi: 51°FHi: 11°C | Lo: 24°FLo: -4°C | Hi: 31°FHi: -1°C | Lo: 25°FLo: -4°C | Hi: 40°FHi: 4°C | Lo: 24°FLo: -4°C | Hi: 43°FHi: 6°C Lo: 25°FLo: -4°C | Hi: 43°FHi: 6°C Lo: 25°FLo: -4°C | Hi: 45°FHi: 7°C | Lo: 26°FLo: -3°C | Hi: 48°FHi: 9°C | Hi: 55°FHi: 13°C Lo: 27°FLo: -3°C |
| POP: 50% | POP: 100% | POP: 100% | POP: 100% | POP: 50% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 922 AM MDT Sat Oct 10 2026 
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Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
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...