Expires:202512211100;;950659 FPUS55 KRIW 210434 ZFPRIW Zone Forecast Product for Western and Central Wyoming National Weather Service Riverton WY 932 PM MST Sat Dec 20 2025 WYZ007-211100- Owl Creek and Bridger Mountains- 932 PM MST Sat Dec 20 2025 .TONIGHT...Partly cloudy and breezy. Near steady temperature in the upper 20s. Southwest winds 20 to 25 mph, becoming south 15 to 20 mph after midnight. Gusts up to 45 mph. .SUNDAY...Partly cloudy with scattered snow showers. Scattered rain showers in the afternoon. Breezy with highs in the mid 40s. South winds 15 to 20 mph. Gusts up to 35 mph in the afternoon. Chance of precipitation 30 percent. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Scattered rain showers. Windy with lows in the upper 30s. Southwest winds 20 to 30 mph with gusts up to 45 mph. Chance of rain 40 percent. .MONDAY...Partly cloudy with scattered rain showers. Isolated snow showers in the afternoon. Windy with highs in the lower 50s. Southwest winds 20 to 30 mph with gusts up to 45 mph. Chance of precipitation 30 percent. .MONDAY NIGHT...Partly cloudy and breezy. Lows in the mid 30s. Southwest winds 15 to 20 mph. .TUESDAY...Mostly cloudy and breezy. Highs around 50. .TUESDAY NIGHT...Mostly cloudy and breezy. Lows in the mid 30s. .WEDNESDAY...Mostly sunny in the morning, then becoming partly cloudy. Windy with highs in the lower 50s. .WEDNESDAY NIGHT...Mostly cloudy with a chance of rain showers. A slight chance of snow showers in the evening, then a chance of snow showers after midnight. Windy with lows in the upper 30s. Chance of precipitation 30 percent. .CHRISTMAS DAY...Partly cloudy with a chance of rain and snow showers. Breezy with highs around 50. Chance of precipitation 30 percent. .THURSDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. A chance of rain and snow showers. Breezy with lows in the lower 30s. Chance of precipitation 30 percent. .FRIDAY...A slight chance of rain showers in the morning. Partly cloudy with a slight chance of snow showers. Breezy with highs in the mid 40s. Chance of precipitation 20 percent. .FRIDAY NIGHT...Mostly clear. Lows in the upper 20s. .SATURDAY...Mostly sunny. Highs around 40. $$