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Junction Tank Weather Forecast
| TODAY | TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT |
 |  |  |  |  |  |  | | |  | | |
| Sunny | Partly Cloudy | Mostly Cloudy | Chance of Showers | Thunderstorms | Thunderstorms | Chance of T-Storm | Chance of Showers | Sunny | Clear | Clear | Mostly Clear |
| Hi: 90°FHi: 32°C | Lo: 70°FLo: 21°C | Hi: 85°FHi: 29°C | Lo: 66°FLo: 19°C | Hi: 75°FHi: 24°C | Lo: 58°FLo: 14°C | Hi: 76°FHi: 24°C | Lo: 58°FLo: 14°C | Hi: 82°FHi: 28°C | Hi: 84°FHi: 29°C Lo: 61°FLo: 16°C | Hi: 84°FHi: 29°C Lo: 61°FLo: 16°C | Hi: 86°FHi: 30°C Lo: 63°FLo: 17°C |
| POP: 50% | POP: 70% | POP: 70% | POP: 50% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 301 AM MST Sat Sep 26 2026 
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Issued: 204 AM PDT Sat Sep 26 2026
Key Messages
- Southwesterly breezes and seasonable temperatures will give way to cooler temperatures and increased precipitation chances Sunday through Tuesday.
Discussion
...through Friday.
Seasonable temperatures are on tap for the region today, with breezy southwesterly winds picking up across the region as an upper-level trough begins to develop off the coast of the Pacific Northwest. This trough will begin to dig along the coast on Sunday, which will bring cooler temperatures and gusty southwest...