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Jeff Lake Weather Forecast
| TODAY | TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT |
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| Partly Cloudy | Partly Cloudy | Chance of T-Storm | Mostly Clear | Sunny | Partly Cloudy | Chance of Showers | Showers Likely | Chance of T-Storm | Rain/Snow Showers | Clearing | Mostly Clear |
| Hi: 65°FHi: 18°C | Lo: 39°FLo: 4°C | Hi: 65°FHi: 18°C | Lo: 40°FLo: 4°C | Hi: 65°FHi: 18°C | Lo: 41°FLo: 5°C | Hi: 61°FHi: 16°C | Lo: 40°FLo: 4°C | Hi: 51°FHi: 11°C | Lo: 31°FLo: -1°C | Hi: 51°FHi: 11°C | Hi: 59°FHi: 15°C Lo: 30°FLo: -1°C |
| POP: 10% | POP: 40% | POP: 60% | POP: 80% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1244 AM MDT Thu Sep 24 2026 
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Issued: 432 AM MDT Thu Sep 24 2026
Key Messages
.KEY MESSAGES, Issued 1048 PM MDT Wed Sep 23 2026...- Isolated to widely scattered, generally weak, diurnal convection can be expected through Friday, otherwise dry and stable through the end of the week.
- An approaching trough will bring cooler temperatures and the potential for more widespread precipitation on Monday, with amounts being dependent on its ability to tap tropical moisture.
Discussion
, Issued 1048 PM MDT Wed Sep 23 2026... Utah is on the western periphery of a mean upper ...