| NWS Forecast for: Upper Green River Basin Foothills Issued by: National Weather Service Riverton, WY Last Update: 331 PM MDT Sun Oct 4 2026 |  |
| This Afternoon: Sunny. Near steady temperature in the lower 70s. West winds around 10 mph. Tonight: Mostly clear. Lows in the upper 30s. Monday: Partly cloudy. Highs in the mid 70s. West winds around 10 mph with gusts up to 20 mph in the afternoon. Monday Night: Partly cloudy in the evening, then clearing. Lows in the lower 40s. Northwest winds around 10 mph in the evening. Tuesday: Sunny. Highs in the lower 70s. West winds around 10 mph with gusts up to 20 mph in the afternoon. Tuesday Night: Clear. Lows around 40. Wednesday: Sunny. Highs in the lower 70s. Wednesday Night: Clear. Lows around 40. Thursday: Sunny. Highs around 70. Thursday Night: Clear. Lows around 40. Friday: Sunny. Highs around 70. Friday Night: Mostly clear. Lows around 40. Saturday: Partly cloudy. A chance of showers in the afternoon. Highs in the mid 60s. Chance of rain 30 percent. | |
| Zone Forecast: Upper Green River Basin Foothills | |
Visit your local NWS office at: https://www.weather.gov/riw |