Second Rock Lake, MT Weather Forecast
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Second Rock Lake Weather Forecast
| TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY |
| Partly Cloudy | Sunny | Mostly Clear | Sunny | Mostly Clear | Sunny | Mostly Clear | Mostly Sunny | Partly Cloudy | Rain Showers | Snow Showers | Snow Showers |
| Lo: 39°FLo: 4°C | Hi: 75°FHi: 24°C | 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: 69°FHi: 21°C | Lo: 29°FLo: -2°C | Hi: 51°FHi: 11°C |
| POP: 20% | POP: 70% | POP: 70% |
POP = Probability of Precipitation.
Weather Outlook Updated: 350 PM MDT Mon Oct 05 2026 

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Issued: 102 PM MDT Mon Oct 5 2026
Key Messages
- CRITICAL TO ELEVATED FIRE WEATHER CONDITIONS THIS AFTERNOON, WITH RECORD HIGH TEMPERATURES POSSIBLE.
- VERY WARM, DRY, AND BREEZY CONDITIONS THROUGH FRIDAY. ELEVATED FIRE WEATHER CONDITIONS AT TIMES. CRITICAL FRIDAY?
- PATTERN CHANGE TO COOLER AND WETTER CONDITIONS FOR THE WEEKEND
Discussion
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Through Monday...
A hot afternoon with highs in the mid to upper 80s, possibly a few 90s today. Combination of unseasonable he...
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