Mouse Lake, MT Weather Forecast
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Mouse Lake Weather Forecast
| TODAY | TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT |
| Mostly Sunny | Mostly Clear | Increasing Clouds | Snow Showers | Clouds | Partly Cloudy | Mostly Sunny | Mostly Clear | Mostly Sunny | Partly Cloudy | Mostly Sunny | Partly Cloudy |
| Hi: 59°FHi: 15°C | Lo: 21°FLo: -6°C | Hi: 49°FHi: 9°C | Lo: 25°FLo: -4°C | Hi: 45°FHi: 7°C | Lo: 21°FLo: -6°C | Hi: 51°FHi: 11°C | Lo: 25°FLo: -4°C | Hi: 59°FHi: 15°C | Lo: 29°FLo: -2°C | Hi: 55°FHi: 13°C | Lo: 29°FLo: -2°C |
| POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 414 AM MST Wed Nov 04 2026 

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Issued: 744 AM MST Wed Nov 4 2026
Key Messages
- Mainly dry this week with a slight chance of precipitation over south-central Montana late Thursday into early Friday.
- Temperatures trend warmer into the weekend.
- Periods of windy conditions develop over the mountains and foothills of south-central Montana Friday into Sunday.
Discussion
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Today through Tuesday...
Fog is possible this morning, mainly over the creek and river valleys of eastern Montana and north-central Wyoming (20 percent chance). Any fog that does develop will dissipat...
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