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May Valley, CO Weather Forecast
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May Valley Weather Forecast
| TODAY | TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT |
 |  |  |  | | |  | | | | | |
| Mostly Sunny | Mostly Cloudy | Mostly Cloudy | Chance of T-Storm | Mostly Sunny | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm |
| Hi: 91°FHi: 33°C | Lo: 67°FLo: 19°C | Hi: 93°FHi: 34°C | Lo: 60°FLo: 16°C | Hi: 87°FHi: 31°C | Lo: 59°FLo: 15°C | Hi: 79°FHi: 26°C Lo: 53°FLo: 12°C | Hi: 79°FHi: 26°C Lo: 53°FLo: 12°C | Hi: 77°FHi: 25°C | Lo: 53°FLo: 12°C | Hi: 77°FHi: 25°C | Lo: 57°FLo: 14°C |
| POP: 20% | POP: 50% | POP: 20% | POP: 20% | POP: 10% | POP: 40% | POP: 40% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 823 AM MDT Thu Sep 17 2026 
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Issued: 542 AM MDT Thu Sep 17 2026
Key Messages
- Monsoon activity continues through the weekend. Heavy rainfall and flash flooding will be the primary concern over and near the mountains.
- Some thunderstorm activity remains possible over the eastern plains as well through Sunday.
- A bit drier late Saturday into Sunday, before cooler and possibly wetter conditions return next week.
Aviation
/12Z TAFS THROUGH 12Z FRIDAY/... Issued at 541 AM MDT Thu Sep 17 2026
KCOS and KPUB: VFR conditions are expected over the next 24 hours. Light winds ...