| NWS Forecast for: Star Valley Issued by: National Weather Service Riverton, WY Last Update: 718 AM MDT Mon May 11 2026 |  |
| Today: Mostly sunny this morning, then becoming partly cloudy. Highs around 80. Southwest winds 10 to 15 mph. Tonight: Mostly clear. Lows in the lower 40s. Southwest winds 10 to 15 mph with gusts up to 25 mph in the evening. Tuesday: Sunny. Highs in the mid 80s. West winds around 10 mph in the afternoon. Tuesday Night: Mostly clear. Lows in the mid 40s. Wednesday: Partly cloudy. Highs in the mid 80s. Southeast winds around 10 mph with gusts up to 20 mph, becoming southwest with gusts up to 30 mph in the afternoon. Wednesday Night: Partly cloudy. A chance of showers with a slight chance of thunderstorms in the evening. Lows in the lower 40s. Chance of rain 30 percent. Thursday: Partly cloudy with a slight chance of showers in the morning, then mostly sunny with a chance of showers with a slight chance of thunderstorms in the afternoon. Highs around 70. Chance of rain 30 percent. Thursday Night: Mostly clear. Lows around 40. Friday: Mostly sunny. A slight chance of. Highs in the lower 70s. Friday Night: Mostly clear. Lows around 40. Saturday: Mostly sunny. Highs around 70. Saturday Night: Partly cloudy. Lows in the mid 30s. Sunday: Partly cloudy. A slight chance of. Highs in the mid 60s. | |
| Zone Forecast: Star Valley | |
Visit your local NWS office at: https://www.weather.gov/riw |