| NWS Forecast for: Kaycee WY Issued by: National Weather Service Riverton, WY Last Update: 8:48 am MDT May 21, 2026 | |
| Today: Showers likely, then showers and possibly a thunderstorm after noon. High near 9. Breezy, with a north wind 13 to 23 km/h increasing to 24 to 34 km/h in the afternoon. Winds could gust as high as 50 km/h. Chance of precipitation is 80%. New rainfall amounts between 2.5 and 5 mm possible. Tonight: Showers likely, mainly before midnight. Cloudy during the early evening, then gradual clearing, with a low around 1. Breezy, with a north wind 22 to 32 km/h becoming west 8 to 13 km/h in the evening. Winds could gust as high as 50 km/h. Chance of precipitation is 60%. Friday: Sunny through mid morning, then becoming cloudy, with a high near 17. West wind 5 to 13 km/h. Friday Night: Partly cloudy, with a low around 2. Northwest wind 5 to 11 km/h becoming west southwest after midnight. Saturday: Sunny, with a high near 22. West southwest wind 8 to 16 km/h. Saturday Night: Mostly clear, with a low around 6. West southwest wind 5 to 13 km/h. Sunday: Sunny, with a high near 27. Breezy, with a west southwest wind 11 to 16 km/h increasing to 21 to 26 km/h in the afternoon. Winds could gust as high as 39 km/h. Sunday Night: Mostly clear, with a low around 7. Memorial Day: Sunny, with a high near 29. Breezy. Monday Night: Partly cloudy, with a low around 8. Tuesday: A slight chance of showers and thunderstorms. Mostly sunny, with a high near 28. Breezy. Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 8. Breezy. Wednesday: A slight chance of showers and thunderstorms. Mostly sunny, with a high near 26. Breezy. | |
| Kaycee WY 43.7°N 106.65°W (Elev. 4757 m) | |
Visit your local NWS office at: https://www.weather.gov/riw |




