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Trail Lake Weather Forecast
| TODAY | TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | COLUMBUS DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT |
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| Chance of Showers | Rain Showers | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Rain/Snow Showers | Rain/Snow Showers | Snow Showers | Snow Showers | Clearing | Mostly Clear |
| Hi: 60°FHi: 16°C | Lo: 45°FLo: 7°C | Hi: 51°FHi: 11°C | Lo: 40°FLo: 4°C | Hi: 45°FHi: 7°C | Lo: 40°FLo: 4°C | Hi: 41°FHi: 5°C | Lo: 31°FLo: -1°C | Hi: 39°FHi: 4°C | Lo: 29°FLo: -2°C | Hi: 40°FHi: 4°C | Hi: 41°FHi: 5°C Lo: 30°FLo: -1°C |
| POP: 20% | POP: 20% | POP: 80% | POP: 100% | POP: 100% | POP: 100% | POP: 100% | POP: 90% | POP: 80% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1242 AM MDT Fri Oct 09 2026 
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Issued: 226 AM MDT Fri Oct 9 2026
Key Messages
.KEY MESSAGES, Issued 1001 PM MDT Thu Oct 8 2026...- Widespread moderate to heavy rainfall threat increases late Saturday through Sunday as a remnant tropical system and associated deep moisture lift through and interact with an approaching trough. Widespread water amounts of 1 to 3 inches are forecast, with locally higher amounts in excess of 3 inches possible, particularly in high terrain and areas along and northwest of the circulation track.
- There is also a wind threat associated ...