Canyon Lake, MT Weather Forecast
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Canyon Lake Weather Forecast
| TODAY | TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | TUESDAY | TUESDAY NIGHT | WEDNESDAY |
| Smoke | Mostly Clear | Mostly Sunny | Chance of Showers | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Mostly Clear | Mostly Clear | Mostly Clear | Partly Cloudy | Sunny |
| Hi: 79°FHi: 26°C | Lo: 54°FLo: 12°C | Hi: 78°FHi: 26°C | Lo: 57°FLo: 14°C | Hi: 78°FHi: 26°C | Lo: 55°FLo: 13°C | Hi: 70°FHi: 21°C | Hi: 71°FHi: 22°C Lo: 48°FLo: 9°C | Hi: 71°FHi: 22°C Lo: 48°FLo: 9°C | Hi: 71°FHi: 22°C Lo: 48°FLo: 9°C | Lo: 51°FLo: 11°C | Hi: 72°FHi: 22°C |
| POP: 20% | POP: 30% | POP: 20% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 336 AM MDT Thu Aug 20 2026 

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Canyon Lake Forecast Discussion
Issued: 448 AM MDT Thu Aug 20 2026
Key Messages
- It will be dry today.
- Thunderstorms return Friday through this weekend with breezy conditions Saturday evening through Sunday.
- It will warm up through Saturday and then cool back down to slightly below seasonal averages early next week.
Discussion
... /Issued 144 AM MDT Thu Aug 20 2026/- Meteorological Overview:
Today there is an upper-level ridge over North-central, Central, and Southwestern Montana. This will keep warm and dry conditions for the area on Th...
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