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Boulder Pass Trail Weather Forecast
| TODAY | TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT |
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| Mostly Sunny | Fog | Partly Cloudy | Fog | Patchy Fog | Fog | Mostly Sunny | Partly Cloudy | Partly Cloudy | Partly Cloudy | Mostly Sunny | Partly Cloudy |
| Hi: 46°FHi: 8°C | Lo: 26°FLo: -3°C | Hi: 50°FHi: 10°C | Lo: 30°FLo: -1°C | Hi: 56°FHi: 13°C | Lo: 35°FLo: 2°C | Hi: 60°FHi: 16°C | Lo: 36°FLo: 2°C | Hi: 60°FHi: 16°C | Lo: 36°FLo: 2°C | Hi: 56°FHi: 13°C | Lo: 36°FLo: 2°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 1222 AM MDT Tue Oct 13 2026 
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Issued: 213 AM MDT Tue Oct 13 2026
Discussion
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KEY MESSAGES:- Cold mornings with valley fog for much of the rest of the week.
- A warming trend through the end of the week with Friday 10 to 15 degrees above average.
- Cold trough and cold front coming for early next week, though most of the precipitation will probably got further south.
A cold, stable air mass left behind the last cold front to come through will make for some cool mornings at high elevations and in valleys where it stays clear for a good portion of the night. A hard f...