Rat Lake, MT Weather Forecast
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Rat Lake Weather Forecast
| TODAY | TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | WEDNESDAY |
| Patchy Fog | Mostly Cloudy | Partly Sunny | Rain and Snow | Rain and Snow | Light Snow | Snow and Rain | Snow and Rain | Chance of Snow | Mostly Clear | Partly Cloudy | Partly Cloudy |
| Hi: 42°FHi: 6°C | Lo: 29°FLo: -2°C | Hi: 45°FHi: 7°C | Lo: 31°FLo: -1°C | Hi: 42°FHi: 6°C | Lo: 35°FLo: 2°C | Hi: 35°FHi: 2°C | Lo: 25°FLo: -4°C | Hi: 36°FHi: 2°C | Lo: 24°FLo: -4°C | Hi: 42°FHi: 6°C Lo: 26°FLo: -3°C | Hi: 42°FHi: 6°C Lo: 26°FLo: -3°C |
| POP: 50% | POP: 70% | POP: 70% | POP: 100% | POP: 90% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1232 AM MDT Thu Oct 29 2026 

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Issued: 1126 PM MDT Wed Oct 28 2026
Key Messages
- Snow & rain showers continue along the Rocky Mountain Front this afternoon and into Thursday.
- A cold front brings cooler temperatures Thursday and Friday.
- Increasing chances for widespread precipitation this weekend.
Discussion
... /Issued 730 PM MDT Wed Oct 28 2026/- Meteorological Overview:
Zonal to southwest flow aloft this afternoon into Thursday will continue to stream moisture over the Continental Divide. As a result, isolated to scattered rain/snow showers will be persistent prima...
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