| NWS Forecast for: Teton and Gros Ventre Mountains Issued by: National Weather Service Riverton, WY Last Update: 801 PM MST Tue Dec 30 2025 | |
| Tonight: Clear, cold with lows 8 to 16 above. Southwest winds around 10 mph with gusts up to 20 mph. Wednesday: Partly cloudy. Highs in the mid 30s. South winds around 10 mph, becoming southwest in the afternoon. Wednesday Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 20s. South winds around 10 mph. New Years Day: A chance of snow showers in the morning, then snow showers likely in the afternoon. Light snow accumulation possible. Highs in the lower 30s. Southwest winds around 10 mph in the morning. Chance of snow 60 percent. Thursday Night: Snow showers. New light snow accumulation. Near steady temperature in the mid 20s. Southwest winds around 10 mph. Chance of snow 80 percent. Friday: Snow showers. New light snow accumulation. Highs in the lower 30s. Chance of snow 80 percent. Friday Night: Cloudy with a chance of rain showers. Snow showers likely, mainly in the evening. New little or no snow accumulation. Near steady temperature in the upper 20s. Chance of precipitation 60 percent. Saturday: Mostly cloudy. A chance of snow showers in the morning, then snow showers likely in the afternoon. Light snow accumulation possible. Highs in the lower 30s. Chance of snow 60 percent. Saturday Night: Snow showers likely. New light snow accumulation possible. Cold with lows around 20. Chance of snow 60 percent. Sunday: Snow showers likely. New light snow accumulation possible. Highs in the upper 20s. Chance of snow 60 percent. Sunday Night: Mostly cloudy with a 40 percent chance of snow showers. Cold with lows 16 to 22. Monday: Mostly cloudy. A chance of snow showers in the morning, then snow showers likely in the afternoon. Light snow accumulation possible. Highs in the upper 20s. Chance of snow 60 percent. Monday Night: Mostly cloudy with a 30 percent chance of snow showers. Cold with lows 15 to 20. Tuesday: Mostly cloudy with a 50 percent chance of snow showers. Light snow accumulation possible. Highs in the upper 20s. | |
| Zone Forecast: Teton and Gros Ventre Mountains | |
Visit your local NWS office at: https://www.weather.gov/riw |