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Upper Mission Lake, MT Weather Forecast
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Upper Mission Lake Weather Forecast
| TONIGHT | COLUMBUS DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY |
 | |  |  |  | | |  | | | | |
| Chance of Snow | Chance of Snow | Clearing | Sunny | Mostly Clear | Sunny | Partly Cloudy | Partly Cloudy | Mostly Clear | Mostly Clear | Partly Cloudy | Partly Cloudy |
| Lo: 20°FLo: -7°C | Hi: 35°FHi: 2°C | Lo: 21°FLo: -6°C | Hi: 45°FHi: 7°C | Lo: 25°FLo: -4°C | Hi: 51°FHi: 11°C | Hi: 51°FHi: 11°C Lo: 31°FLo: -1°C | Hi: 51°FHi: 11°C Lo: 31°FLo: -1°C | Hi: 61°FHi: 16°C Lo: 31°FLo: -1°C | Hi: 61°FHi: 16°C Lo: 31°FLo: -1°C | Hi: 65°FHi: 18°C Lo: 40°FLo: 4°C | Hi: 65°FHi: 18°C Lo: 40°FLo: 4°C |
| POP: 100% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 336 PM MDT Sun Oct 11 2026 
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Issued: 557 PM MDT Sun Oct 11 2026
Key Messages
- Snow will continue across the area through Monday morning.
- Well normal temperatures persist through Tuesday, with Monday night through Tuesday morning seeing low temperatures dipping into the teens.
- Moderating temperatures from Wednesday through Friday with mostly dry weather.
Discussion
... /Issued 1204 PM MDT Sun Oct 11 2026/
Additional Snowfall through Monday morning...
Snow will continue across much of Southwest through North Central Montana as moisture from the remnants of Rachel st...