Carmine Lake, MT Weather Forecast
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Carmine Lake Weather Forecast
| TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY |
| Mostly Clear | Mostly Sunny | Mostly Clear | Mostly Sunny | Partly Cloudy | Partly Cloudy | Chance of Rain | Chance of T-Storm | Chance of T-Storm | Mostly Sunny | Mostly Clear | Mostly Sunny |
| Lo: 46°FLo: 8°C | Hi: 76°FHi: 24°C | Lo: 46°FLo: 8°C | Hi: 86°FHi: 30°C | Lo: 55°FLo: 13°C | Hi: 86°FHi: 30°C | Lo: 55°FLo: 13°C | Hi: 76°FHi: 24°C | Lo: 46°FLo: 8°C | Hi: 76°FHi: 24°C | Lo: 46°FLo: 8°C | Hi: 76°FHi: 24°C |
| POP: 30% | POP: 40% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1222 PM MDT Tue Aug 18 2026 

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Carmine Lake Forecast Discussion
Issued: 1238 PM MDT Tue Aug 18 2026
Discussion
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KEY MESSAGES:- Shower and thunderstorm activity will continue this afternoon.
- Ridge of high pressure Wednesday through Friday causing warming and drying.
- Increased atmospheric moisture leading to a return to active weather Friday onward.
A disturbance moving through the Northern Rockies will interact with a drier air mass. Thunderstorms will not be widespread but areas that may see isolated storms will be along the Continental Divide, especially Silver Bo...
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