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Upper Holter Lake, MT Weather Forecast
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Upper Holter Lake Weather Forecast
| REST OF TODAY | TONIGHT | COLUMBUS DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT |
 | |  |  |  |  | | |  | | | |
| Blowing Snow | Blowing Snow | Chance of Snow | Partly Cloudy | Mostly Sunny | Mostly Clear | Mostly Clear | Mostly Clear | Partly Cloudy | Partly Cloudy | Mostly Clear | Mostly Clear |
| Hi: 29°FHi: -2°C | Lo: 29°FLo: -2°C | Hi: 36°FHi: 2°C | Lo: 21°FLo: -6°C | Hi: 43°FHi: 6°C | Hi: 46°FHi: 8°C Lo: 25°FLo: -4°C | Hi: 46°FHi: 8°C Lo: 25°FLo: -4°C | Lo: 31°FLo: -1°C | Hi: 47°FHi: 8°C Lo: 30°FLo: -1°C | Hi: 47°FHi: 8°C Lo: 30°FLo: -1°C | Hi: 54°FHi: 12°C Lo: 37°FLo: 3°C | Hi: 54°FHi: 12°C Lo: 37°FLo: 3°C |
| POP: 100% | POP: 100% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1032 AM MDT Sun Oct 11 2026 
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Instant definitions for any meteorological term.
Issued: 1122 AM MDT Sun Oct 11 2026
Key Messages
- Snow will continue across the area through Monday morning.
- It will be significantly colder across the area on Sunday and Monday.
- Tuesday through Friday it will gradually warm up with mostly dry weather.
Discussion
... /Issued 519 AM MDT Sun Oct 11 2026/- Meteorological Overview:
Today there is an upper-level trough over Montana with multiple vort maxes. Through the day today it will continue to snow across North- central and Central Montana enhanced by tropical moisture from Tropical Sto...