Expires:202512221100;;019786 FPUS55 KRIW 220934 ZFPRIW Zone Forecast Product for Western and Central Wyoming National Weather Service Riverton WY 232 AM MST Mon Dec 22 2025 WYZ030-221100- East Sweetwater County- Including the city of Wamsutter 232 AM MST Mon Dec 22 2025 .REST OF TONIGHT...Partly cloudy and breezy. Lows in the mid 30s. South winds 20 to 25 mph with gusts up to 50 mph. .MONDAY...Mostly sunny in the morning, then becoming partly cloudy. Breezy with highs in the lower 50s. Southwest winds 20 to 25 mph with gusts up to 45 mph. .MONDAY NIGHT...Partly cloudy and breezy. Lows in the mid 30s. South winds 15 to 20 mph with gusts up to 30 mph. .TUESDAY...Mostly cloudy and breezy. Highs in the lower 50s. South winds 15 to 20 mph with gusts up to 30 mph. .TUESDAY NIGHT...Mostly cloudy and breezy. Lows in the mid 30s. South winds 15 to 20 mph with gusts up to 30 mph. .WEDNESDAY...Partly cloudy in the morning, then becoming mostly cloudy. Breezy with highs around 50. .WEDNESDAY NIGHT...Cloudy. A chance of rain showers in the evening, then rain showers likely after midnight. Windy with lows in the upper 30s. Chance of rain 60 percent. .CHRISTMAS DAY...Rain showers likely with a slight chance of snow showers. A slight chance of thunderstorms in the afternoon. Little or no snow accumulation. Breezy with highs around 50. Chance of precipitation 70 percent. .THURSDAY NIGHT...Mostly clear 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...Mostly cloudy with a 40 percent chance of snow showers. Breezy with highs in the lower 40s. .FRIDAY NIGHT...Mostly cloudy with a 30 percent chance of snow showers. Lows in the mid 20s. .SATURDAY...Partly cloudy in the morning, then becoming mostly cloudy. Breezy with highs in the mid 30s. .SATURDAY NIGHT...Partly cloudy. Cold with lows around 20. .SUNDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the mid 30s. $$