| NWS Forecast for: Southwest Bighorn Basin Issued by: National Weather Service Riverton, WY Last Update: 331 AM MDT Sun Oct 25 2026 | |
| Rest Of Tonight: Mostly clear. Lows around 30. Sunday: Partly cloudy. Highs around 50. Sunday Night: Partly cloudy. Lows in the lower 30s. Monday: Partly cloudy in the morning, then clearing. Highs in the mid 50s. South winds around 10 mph, becoming southeast in the afternoon. Monday Night: Partly cloudy. A slight chance of. Breezy with lows in the mid 30s. South winds 15 to 20 mph with gusts up to 35 mph. Tuesday: Partly cloudy in the morning, then clearing. Breezy with highs around 50. Tuesday Night: Mostly clear. Lows around 30. Wednesday: Partly cloudy in the morning, then clearing. Highs in the mid 50s. Wednesday Night: Mostly clear. Lows in the mid 30s. Thursday: Partly cloudy. Highs around 60. Thursday Night: Partly cloudy. Lows in the mid 30s. Friday: Mostly cloudy in the morning, then becoming partly cloudy. Highs in the upper 50s. Friday Night: Partly cloudy in the evening, then becoming mostly cloudy. A 30 percent chance of rain showers. Lows in the mid 30s. Saturday: Mostly cloudy with a slight chance of rain and snow showers in the morning, then partly cloudy in the afternoon. Highs in the lower 50s. Chance of precipitation 20 percent. | |
| Zone Forecast: Southwest Bighorn Basin | |
Visit your local NWS office at: https://www.weather.gov/riw |