Weather WorldGranite-Morrison Trail, MT Weather Forecast
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Granite-Morrison Trail Weather Forecast
| TODAY | TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT |
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| Mostly Cloudy | Patchy Fog | Chance of Rain | Patchy Fog | Mostly Cloudy | Chance of Rain | Chance of Snow | Chance of Snow | Chance of Snow | Chance of Snow | Chance of Snow | Chance of Snow |
| Hi: 50°FHi: 10°C | Lo: 35°FLo: 2°C | Hi: 40°FHi: 4°C | Lo: 30°FLo: -1°C | Hi: 45°FHi: 7°C | Lo: 35°FLo: 2°C | Hi: 36°FHi: 2°C | Lo: 30°FLo: -1°C | Hi: 36°FHi: 2°C | Lo: 26°FLo: -3°C | Hi: 35°FHi: 2°C | Lo: 26°FLo: -3°C |
| POP: 20% | POP: 20% | POP: 50% | POP: 40% | POP: 20% | POP: 40% | POP: 40% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 654 AM MST Fri Nov 13 2026 
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Issued: 1251 AM MST Fri Nov 13 2026
Discussion
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KEY MESSAGES:- A trough approaching the west coast will usher in a pattern change this weekend.
- The pattern over the next week will remain active with troughs moving through the region.
A closed low off the west coast is filling in and will become a trough by the time it arrives in the northern Rockies Saturday morning. A larger, stronger trough will remain off the US west coast setting up southwesterly flow into the region. The southwest flow will cause warmer temperatures and rising...