Plunket Lake, MT Weather Forecast
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Plunket Lake Weather Forecast
| REST OF TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | FRIDAY | FRIDAY NIGHT |
| Mostly Cloudy | Chance of Showers | Chance of T-Storm | Mostly Sunny | Mostly Clear | Sunny | Partly Cloudy | Partly Cloudy | Mostly Clear | Mostly Clear | Mostly Clear | Chance of Showers |
| Lo: 45°FLo: 7°C | Hi: 70°FHi: 21°C | Lo: 41°FLo: 5°C | Hi: 61°FHi: 16°C | Lo: 40°FLo: 4°C | Hi: 69°FHi: 21°C | Hi: 65°FHi: 18°C Lo: 41°FLo: 5°C | Hi: 65°FHi: 18°C Lo: 41°FLo: 5°C | Hi: 75°FHi: 24°C Lo: 44°FLo: 7°C | Hi: 75°FHi: 24°C Lo: 44°FLo: 7°C | Hi: 75°FHi: 24°C Lo: 44°FLo: 7°C | Hi: 75°FHi: 24°C Lo: 49°FLo: 9°C |
| POP: 20% | POP: 50% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1232 AM MDT Sat Sep 12 2026 

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Issued: 1159 PM MDT Fri Sep 11 2026
Key Messages
-Mountain snow of 1-3" confined to the highest peaks of the Rocky Mountain Front with no expected pass impacts. -Additional rounds of showers through Sunday bringing rain and gusty winds with any storms that are able to develop Sunday evening. -Widespread gusty winds Sunday and Monday with High Wind Watch out for the Madison River Valley.
Discussion
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A weak upper-level ridge briefly builds in through Today, bringing cool and mostly dry conditions across the region. On Sunday, the mai...
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