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Smith Reservoir Weather Forecast
| REST OF TODAY | TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | WEDNESDAY | THURSDAY | THURSDAY NIGHT | FRIDAY |
 | |  |  |  |  |  | |  | | |
| Freezing Drizzle | Freezing Drizzle | Chance of Rain | Rain and Snow | Chance of Snow | Mostly Clear | Partly Cloudy | Partly Cloudy | Partly Sunny | Chance of Snow | Rain and Snow |
| Hi: 45°FHi: 7°C | Lo: 35°FLo: 2°C | Hi: 41°FHi: 5°C | Lo: 31°FLo: -1°C | Hi: 43°FHi: 6°C | Lo: 25°FLo: -4°C | Hi: 45°FHi: 7°C Lo: 29°FLo: -2°C | Hi: 45°FHi: 7°C Lo: 29°FLo: -2°C | Hi: 41°FHi: 5°C | Lo: 29°FLo: -2°C | Hi: 45°FHi: 7°C |
| POP: 20% | POP: 100% | POP: 100% | POP: 20% | POP: 20% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 642 AM MDT Sat Oct 31 2026 
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Issued: 545 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
... /Issued 241 AM MDT Sat Oct 31 2026/- Meteorological Overview:
Low level easterly flow conti...