| NWS Forecast for: Wind River Mountains East Issued by: National Weather Service Riverton, WY Last Update: 248 PM MDT Thu Aug 13 2026 |  |
| This Afternoon: Showers with a chance of thunderstorms. Patchy smoke. Some thunderstorms may produce heavy rainfall. Near steady temperature in the lower 50s. South winds around 10 mph. Chance of rain 90 percent. Tonight: Mostly cloudy. Showers with a chance of thunderstorms in the evening, then a chance of showers after midnight. Some thunderstorms may produce heavy rainfall in the evening. Lows in the lower 40s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 80 percent. Friday: Mostly cloudy. A chance of rain showers in the morning, then rain showers likely with a chance of thunderstorms in the afternoon. Highs in the upper 50s. West winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 60 percent. Friday Night: Mostly cloudy with a chance of rain showers and thunderstorms in the evening, then partly cloudy after midnight. Lows in the lower 40s. West winds 10 to 15 mph. Gusts up to 30 mph in the evening. Chance of rain 30 percent. Saturday: Partly cloudy. Rain showers likely with a chance of thunderstorms in the afternoon. Highs around 60. West winds around 10 mph with gusts up to 20 mph. Chance of rain 60 percent. Saturday Night: Mostly clear. Lows around 40. Sunday: Mostly sunny in the morning, then becoming partly cloudy. A slight chance of. Highs in the lower 60s. Sunday Night: Partly cloudy in the evening, then clearing. Lows in the lower 40s. Monday: Mostly sunny in the morning, then partly cloudy with a slight chance of rain showers and thunderstorms in the afternoon. Highs in the mid 60s. Chance of rain 20 percent. Monday Night: Partly cloudy. A chance of rain showers after midnight. Lows in the mid 40s. Chance of rain 30 percent. Tuesday: Mostly cloudy with a chance of rain showers in the morning, then partly cloudy with rain showers likely with a chance of thunderstorms in the afternoon. Breezy with highs in the lower 60s. Chance of rain 60 percent. Tuesday Night: A slight chance of thunderstorms in the evening. Partly cloudy with a chance of rain showers. Lows in the lower 40s. Chance of rain 40 percent. Wednesday: Partly cloudy with a chance of rain showers. A chance of thunderstorms in the afternoon. Breezy with highs in the lower 60s. Chance of rain 40 percent. | |
| Zone Forecast: Wind River Mountains East | |
Visit your local NWS office at: https://www.weather.gov/riw |