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Threetops Trail Weather Forecast
| TODAY | TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT |
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| Rain and Snow | Mostly Cloudy | Mostly Cloudy | Partly Cloudy | Mostly Cloudy | Rain and Snow | Rain and Snow | Rain and Snow | Mostly Cloudy | Partly Cloudy | Mostly Cloudy | Mostly Cloudy |
| Hi: 36°FHi: 2°C | Lo: 26°FLo: -3°C | Hi: 45°FHi: 7°C | Lo: 26°FLo: -3°C | Hi: 45°FHi: 7°C | Lo: 30°FLo: -1°C | Hi: 40°FHi: 4°C | Lo: 30°FLo: -1°C | Hi: 40°FHi: 4°C | Lo: 26°FLo: -3°C | Hi: 45°FHi: 7°C | Lo: 26°FLo: -3°C |
| POP: 30% | POP: 40% | POP: 70% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 110 AM MDT Thu Oct 29 2026 
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Issued: 250 AM MDT Thu Oct 29 2026
Discussion
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KEY MESSAGES:- Anticipate cooler temperatures and periods of valley rain and mountain snow Saturday evening through Monday morning.
Radar currently shows weak returns northwest of Missoula. Some of these returns may be producing light precipitation, especially in the mountains. Use caution during the morning commute if traveling across Lookout or Marias Passes as slick driving may be present although this is a very low probability outcome.
The rest of the day trends drier and these con...