7-Day Zone Forecast for Upper Green River Basin Foothills (Text-Only)
NWS Forecast for: Upper Green River Basin Foothills
Issued by: National Weather Service Riverton, WY
Last Update: 447 AM MDT Sat Aug 15 2026


Rest Of Tonight: Partly cloudy. Lows in the upper 30s.

Saturday: Partly cloudy. A chance of rain showers with a slight chance of thunderstorms in the morning, then rain showers likely with a chance of thunderstorms in the afternoon. Highs around 70. Northwest winds around 10 mph in the afternoon. Chance of rain 60 percent.

Saturday Night: Mostly clear. Lows around 40. North winds around 10 mph in the evening.

Sunday: Mostly sunny in the morning, then becoming partly cloudy. Highs in the lower 70s. West winds around 10 mph in the afternoon.

Sunday Night: Mostly clear. Lows around 40. North winds around 10 mph in the evening.

Monday: Mostly sunny in the morning, then becoming partly cloudy. Highs in the mid 70s.

Monday Night: Mostly cloudy. A chance of showers with a slight chance of thunderstorms after midnight. Lows in the lower 40s. Chance of rain 40 percent.

Tuesday: Mostly cloudy in the morning, then becoming partly cloudy. A chance of showers. A chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of rain 30 percent.

Tuesday Night: Partly cloudy. Lows in the lower 40s.

Wednesday: Partly cloudy in the morning, then clearing. A slight chance of. Highs in the mid 70s.

Wednesday Night: Partly cloudy in the evening, then clearing. Lows in the lower 40s.

Thursday: Mostly sunny. A slight chance of. Highs around 80.

Thursday Night: Mostly clear. Lows in the mid 40s.

Friday: Mostly sunny. A slight chance of. Highs around 80.







Zone Forecast: Upper Green River Basin Foothills

Visit your local NWS office at: https://www.weather.gov/riw