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Smith Lake, MT Weather Forecast
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Smith Lake Weather Forecast
| TODAY | TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT |
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| Partly Sunny | Mostly Cloudy | Chance of Rain | Chance of Snow | Sunny | Mostly Clear | Mostly Cloudy | Mostly Cloudy | Partly Cloudy | Partly Cloudy | Partly Sunny | Rain and Snow |
| Hi: 50°FHi: 10°C | Lo: 35°FLo: 2°C | Hi: 41°FHi: 5°C | Lo: 31°FLo: -1°C | Hi: 50°FHi: 10°C | Lo: 31°FLo: -1°C | Hi: 55°FHi: 13°C Lo: 35°FLo: 2°C | Hi: 55°FHi: 13°C Lo: 35°FLo: 2°C | Hi: 51°FHi: 11°C Lo: 31°FLo: -1°C | Hi: 51°FHi: 11°C Lo: 31°FLo: -1°C | Hi: 51°FHi: 11°C | Lo: 31°FLo: -1°C |
| POP: 70% | POP: 70% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 241 AM MDT Sat Oct 31 2026 
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Issued: 241 AM MDT Sat Oct 31 2026
Key Messages
- Periods of dense fog and even some isolated instances of icing over elevated surfaces will continue through Sunday, most widespread over central and north-central Montana.
- Precipitation becomes more widespread by Sunday, with accumulating snow most prevalent over the higher terrain of southwest Montana Sunday night into Monday morning.
- Temperatures trend closer to average next week.
Discussion
...- Meteorological Overview:
Low level easterly flow continues to support low stratus and area...