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Allison Lake Weather Forecast
| TODAY | TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT |
 |  |  |  |  |  | |  | | | | |
| Chance of Rain | Partly Cloudy | Clearing | Mostly Cloudy | Mostly Sunny | Chance of Rain | Mostly Clear | Mostly Clear | Mostly Clear | Mostly Clear | Partly Cloudy | Partly Cloudy |
| Hi: 59°FHi: 15°C | Lo: 39°FLo: 4°C | Hi: 59°FHi: 15°C | Lo: 39°FLo: 4°C | Hi: 65°FHi: 18°C | Lo: 39°FLo: 4°C | Hi: 61°FHi: 16°C Lo: 39°FLo: 4°C | Hi: 61°FHi: 16°C Lo: 39°FLo: 4°C | Hi: 69°FHi: 21°C Lo: 41°FLo: 5°C | Hi: 69°FHi: 21°C Lo: 41°FLo: 5°C | Hi: 75°FHi: 24°C Lo: 49°FLo: 9°C | Hi: 75°FHi: 24°C Lo: 49°FLo: 9°C |
| POP: 20% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 353 AM MDT Wed Sep 30 2026 
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Issued: 349 AM MDT Wed Sep 30 2026
Key Messages
- Cooler through Thursday then warming up through the weekend.
- Generally dry through next week with low chances for light precipitation.
Discussion
... /Issued 1202 AM MDT Wed Sep 30 2026/- Meteorological Overview:
Upper-level zonal flow will persist through the rest of the week with near-normal temperatures and generally dry conditions expected. There is a chance for light rain along the Continental Divide into portions of North-Central Montana but rainfall amounts are expected to be mini...