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Whelp Lake Weather Forecast
| TODAY | TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT |
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| Patchy Fog | Partly Cloudy | Rain and Snow | Rain and Snow | Rain and Snow | Rain and Snow | Mostly Cloudy | Chance of Snow | Chance of Snow | Chance of Snow | Chance of Snow | Chance of Snow |
| Hi: 45°FHi: 7°C | Lo: 30°FLo: -1°C | Hi: 40°FHi: 4°C | Lo: 30°FLo: -1°C | Hi: 35°FHi: 2°C | Lo: 25°FLo: -4°C | Hi: 35°FHi: 2°C | Lo: 25°FLo: -4°C | Hi: 35°FHi: 2°C | Lo: 25°FLo: -4°C | Hi: 35°FHi: 2°C | Lo: 25°FLo: -4°C |
| POP: 50% | POP: 70% | POP: 90% | POP: 70% | POP: 20% | POP: 20% | POP: 30% | POP: 30% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 102 AM MST Sun Nov 15 2026 
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Issued: 457 AM MST Sun Nov 15 2026
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KEY MESSAGES:- Patchy dense fog this morning in Northwest Montana, improving by late morning.
- Seasonably mild and showery conditions continue through Monday with generally light precipitation and snow levels above valley floors.
- A colder system Tuesday through Thursday brings plowable snow to mountains and potentially in valleys east of US-93 with a rain/snow mix to all other valley locations.
Weakening thermal inversions remain established across the region this morning with cooling ...