Riverton, WY – Wyoming residents planning Saturday drives through the Bighorn Basin or Wind River Mountains should prepare for dangerous weather conditions by late afternoon.
According to the National Weather Service in Riverton, strong to severe thunderstorms are expected Saturday evening across the Bighorn Mountains, northern Johnson County, and into parts of the Wind River Basin. Wind gusts could hit 70 mph, and large hail is likely. Motorists traveling along U.S. 16 near Buffalo or U.S. 191 near Pinedale should delay non-essential trips and watch for rapidly changing road conditions.
Storm activity may extend into Natrona and Sweetwater counties, though likely with lower intensity. Conditions are expected to calm by Monday, but spotty storms may return Friday. Localized power outages and downed limbs are possible where winds peak.
What’s Ahead: 5-Day Forecast for Riverton
Sunday (July 6):
☀️ Sunny, high near 90°F. Winds 5–8 mph.
🌙 Mostly clear overnight, low near 52°F.
Monday (July 7):
☀️ Sunny, high near 92°F.
🌙 Clear and warmer, low near 55°F.
Tuesday (July 8):
☀️ Hot, high near 96°F. Summer heat precautions advised.
🌙 Clear, low around 57°F.
Wednesday (July 9):
☀️ Sunny, high near 98°F.
🌙 Mostly clear, low near 58°F.
Thursday (July 10):
☀️ Sunny, high near 90°F. Winds increasing.
🌙 Low around 54°F, clouds increasing late.
Friday brings another chance of thunderstorms. Stay alert for weather updates and keep mobile devices charged through the week.
