Basin Lake, MT Weather Forecast
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Basin Lake Weather Forecast
| REST OF TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY |
| Mostly Clear | Sunny | Mostly Clear | Clearing | Mostly Clear | Sunny | Mostly Clear | Sunny | Mostly Clear | Sunny | Partly Cloudy | Rain 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: 35°FLo: 2°C | Hi: 71°FHi: 22°C | Lo: 39°FLo: 4°C | Hi: 69°FHi: 21°C |
| POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 727 PM MDT Sun Oct 04 2026 

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Issued: 1241 PM MDT Sun Oct 4 2026
Key Messages
- Critical to elevated fire weather conditions Monday, with record high temperatures possible.
- Very warm, dry, and breezy conditions through Friday. Elevated fire weather conditions each afternoon.
- Potential pattern change to cooler and wetter conditions for next weekend.
Discussion
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Rest of Today through Sunday...
Sunny skies and a southerly breeze this afternoon will push temperatures into the mid to upper 70s. A warmer night in store tonight under mostly clear skies. Winds will shift...
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