Weather World
City of Nephi, UTNephi, UT Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Nephi Weather Forecast
| TODAY | TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | SATURDAY | SUNDAY | SUNDAY NIGHT | MONDAY |
 |  |  |  | | |  | | | | |
| Thunderstorms | Mostly Clear | Partly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy | Mostly Clear | Mostly Clear | Partly Cloudy | Partly Cloudy | Partly Cloudy |
| Hi: 79°FHi: 26°C | Lo: 50°FLo: 10°C | Hi: 80°FHi: 27°C | Lo: 51°FLo: 11°C | Hi: 80°FHi: 27°C | Lo: 55°FLo: 13°C | Hi: 81°FHi: 27°C Lo: 55°FLo: 13°C | Hi: 81°FHi: 27°C Lo: 55°FLo: 13°C | Hi: 81°FHi: 27°C Lo: 55°FLo: 13°C | Hi: 81°FHi: 27°C Lo: 55°FLo: 13°C | Hi: 79°FHi: 26°C |
| POP: 70% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1244 AM MDT Tue Sep 22 2026 
Nephi Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Nephi Weather Map
Nephi Quick Facts
Nephi Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 512 AM MDT Tue Sep 22 2026
Key Messages
.KEY MESSAGES, Issued 1041 PM MDT Mon Sep 21 2026...- Showers and thunderstorms focused over southwest Utah will shift gradually to the northeast overnight through Tuesday morning as a weak Pacific trough crosses the area. The convection will continue through Tuesday afternoon before diminishing.
- Generally dry conditions with temperatures near seasonal normals will persist for much of the area Wednesday through the remainder of the week. The exception will be far southeast Utah where ...