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Thunder Lake Weather Forecast
| REST OF TODAY | TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT |
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| Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Mostly Clear | Mostly Sunny | Partly Cloudy | Partly Cloudy | Mostly Clear | Chance of T-Storm | Partly Cloudy |
| Hi: 62°FHi: 17°C | Lo: 45°FLo: 7°C | Hi: 65°FHi: 18°C | Lo: 46°FLo: 8°C | Hi: 65°FHi: 18°C | Lo: 44°FLo: 7°C | Hi: 67°FHi: 19°C | Hi: 69°FHi: 21°C Lo: 43°FLo: 6°C | Hi: 69°FHi: 21°C Lo: 43°FLo: 6°C | Lo: 45°FLo: 7°C | Hi: 70°FHi: 21°C | Lo: 47°FLo: 8°C |
| POP: 40% | POP: 50% | POP: 70% | POP: 30% | POP: 10% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1249 PM MDT Sun Aug 30 2026 
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Issued: 1155 AM MDT Sun Aug 30 2026
Key Messages
- Active monsoon pattern continues Sunday and Monday.
- Warm and dry pattern returns for most of the upcoming week.
Discussion
/Through Saturday/... Issued at 1222 AM MDT Sun Aug 30 2026
There haven`t been too many significant changes in the large scale pattern over the last 24 hours. A broad upper ridge remains centered over the south central CONUS, with a trough noted over the northern Rockies... leaving the area in broad southwesterly flow aloft. This also puts us square in the middle of...