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Lyman Weather Forecast
| TODAY | TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | MONDAY |
 |  |  |  |  | | | | | | | |
| Chance of T-Storm | Chance of T-Storm | Clearing | Mostly Clear | Sunny | Clear | Sunny | Mostly Clear | Mostly Clear | Clear | Clear | Sunny |
| Hi: 61°FHi: 16°C | Lo: 55°FLo: 13°C | Hi: 71°FHi: 22°C | Lo: 51°FLo: 11°C | Hi: 75°FHi: 24°C | Lo: 55°FLo: 13°C | Hi: 79°FHi: 26°C | Hi: 79°FHi: 26°C Lo: 55°FLo: 13°C | Hi: 79°FHi: 26°C Lo: 55°FLo: 13°C | Hi: 79°FHi: 26°C Lo: 55°FLo: 13°C | Hi: 79°FHi: 26°C Lo: 55°FLo: 13°C | Hi: 75°FHi: 24°C |
| POP: 40% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 954 AM MDT Tue Sep 29 2026 
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Issued: 345 AM MDT Tue Sep 29 2026
Key Messages
.KEY MESSAGES, Issued 1102 PM MDT Mon Sep 28 2026...- Heavy rainfall ongoing across central and southern Utah will gradually decrease in coverage overnight into early Tuesday morning.
- Showers and thunderstorms reinvigorate Tuesday afternoon across southern Utah, where a Slight Risk (level 2 of 4) for excessive rainfall remains in effect.
- Dry and mild conditions prevail Wednesday onward areawide as high pressure develops across the western US.
Discussion
, Issued 1102 PM MDT Mon Sep 28 ...