Tolean Lake, MT Weather Forecast
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Tolean Lake Weather Forecast
| TODAY | TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT |
| Partly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy | Mostly Sunny | Partly Cloudy | Chance of Rain | Rain | Rain and Snow | Rain and Snow |
| Hi: 56°FHi: 13°C | Lo: 35°FLo: 2°C | Hi: 60°FHi: 16°C | Lo: 35°FLo: 2°C | Hi: 60°FHi: 16°C | Lo: 35°FLo: 2°C | Hi: 60°FHi: 16°C | Lo: 36°FLo: 2°C | Hi: 60°FHi: 16°C | Lo: 35°FLo: 2°C | Hi: 45°FHi: 7°C | Lo: 25°FLo: -4°C |
| POP: 40% | POP: 80% | POP: 70% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1223 AM MDT Sun Oct 18 2026 

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Issued: 245 AM MDT Sun Oct 18 2026
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KEY MESSAGES:- Mild temperatures through next Thursday.
- Unsettled weather, with cooler temperatures by Friday into next weekend.
The Northern Rockies will be under the influence of a split flow weather pattern through the middle of next week. Model guidance remains in strong agreement for a closed low to remain nearly stationary off the coast of California by Monday, with the storm track associated with the polar jet remaining across Alaska and northern Canada. This pattern will provi...
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