Weather WorldUpper Lake, MT Weather Forecast
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| TODAY | TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | VETERANS DAY | WEDNESDAY NIGHT |
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| Mostly Cloudy | Partly Cloudy | Patchy Fog | Mostly Cloudy | Chance of Rain | Partly Cloudy | Partly Cloudy | Chance of Rain | Chance of Snow | Chance of Rain | Chance of Rain | Mostly Cloudy |
| Hi: 46°FHi: 8°C | Lo: 35°FLo: 2°C | Hi: 55°FHi: 13°C | Lo: 35°FLo: 2°C | Hi: 46°FHi: 8°C | Lo: 26°FLo: -3°C | Hi: 46°FHi: 8°C | Lo: 35°FLo: 2°C | Hi: 46°FHi: 8°C | Lo: 36°FLo: 2°C | Hi: 55°FHi: 13°C | Lo: 36°FLo: 2°C |
| POP: 70% | POP: 40% | POP: 50% | POP: 50% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 102 AM MST Fri Nov 06 2026 
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Issued: 159 AM MST Fri Nov 6 2026
Discussion
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KEY MESSAGES:- Mild weather pattern continues under southwest flow into next week.
- Periods of valley fog and low clouds (stratus), especially in western Montana.
- A weather system will bring showers, light rain or snow, and high-elevation snow on Sunday.
High pressure is re-establishing itself over the Northern Rockies today, resulting in daily fog and stratus developing each morning through Saturday. Patchy areas, especially along bodies of water, can expect dense fog. Once the fog an...