Boulder Lakes, MT Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Boulder Lakes Weather Forecast
| TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | COLUMBUS DAY |
| Mostly Clear | Sunny | Mostly Clear | Sunny | Mostly Clear | Mostly Sunny | Partly Cloudy | Chance of Showers | Snow Showers | Snow Showers | Snow Showers | Snow Showers |
| Lo: 39°FLo: 4°C | Hi: 75°FHi: 24°C | Lo: 35°FLo: 2°C | Hi: 71°FHi: 22°C | Lo: 35°FLo: 2°C | Hi: 71°FHi: 22°C | Lo: 39°FLo: 4°C | Hi: 65°FHi: 18°C | Lo: 29°FLo: -2°C | Hi: 49°FHi: 9°C | Lo: 21°FLo: -6°C | Hi: 49°FHi: 9°C |
| POP: 50% | POP: 80% | POP: 90% | POP: 80% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 350 PM MDT Tue Oct 06 2026 

Boulder Lakes Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Boulder Lakes Weather Map
Boulder Lakes Quick Facts
Boulder Lakes Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 111 PM MDT Tue Oct 6 2026
Key Messages
- Very warm, dry and occasionally breezy through Friday. Fire concerns will remain elevated, and may be critical on Friday with increased winds and lower humidities.
- Pattern change to cooler and wetter conditions for the weekend into early next week becoming more likely. Details still very uncertain. Wet snow at lower elevations is possible.
Discussion
...
Through next Tuesday...
Above average temperatures and dry conditions will prevail through Friday with zonal flow being dominant. Eleva...
Weather World