Expires:202405042200;;626650 FPUS55 KRIW 042038 ZFPRIW Zone Forecast Product for Western and Central Wyoming National Weather Service Riverton WY 236 PM MDT Sat May 4 2024 WYZ005-042200- Southwest Bighorn Basin- Including the city of Thermopolis 236 PM MDT Sat May 4 2024 .THIS AFTERNOON...Mostly sunny. Not as cool with highs in the mid 60s. South winds 10 to 15 mph with gusts up to 25 mph. .TONIGHT...Mostly clear. Lows in the lower 40s. South winds 10 to 15 mph, becoming southwest after midnight. Gusts up to 30 mph. .SUNDAY...Mostly cloudy in the morning, then becoming partly cloudy. Windy with highs in the lower 70s. South winds 20 to 25 mph with gusts up to 40 mph, increasing to 30 to 35 mph with gusts up to 55 mph in the afternoon. .SUNDAY NIGHT...Partly cloudy with scattered showers with isolated thunderstorms in the evening, then mostly cloudy with numerous showers after midnight. Windy with lows around 40. Southwest winds 25 to 35 mph with gusts up to 45 mph, becoming east 15 to 20 mph with gusts up to 30 mph after midnight. Chance of rain 60 percent. .MONDAY...Snow showers likely in the morning. Showers likely. Little or no snow accumulation. Breezy, cooler with highs in the mid 50s. West winds 15 to 25 mph. Gusts up to 35 mph, increasing to 45 mph in the afternoon. Chance of precipitation 70 percent. .MONDAY NIGHT...Mostly cloudy. A chance of rain and snow showers, mainly in the evening. Breezy with lows in the upper 30s. Chance of precipitation 30 percent. .TUESDAY...Partly cloudy with a slight chance of rain and snow showers in the morning, then mostly cloudy with a chance of rain showers in the afternoon. Breezy with highs in the mid 50s. Chance of precipitation 30 percent. .TUESDAY NIGHT...Cloudy with a chance of rain and snow showers. Breezy with lows in the mid 30s. Chance of precipitation 40 percent. .WEDNESDAY...Cloudy. A chance of rain and snow showers in the morning, then rain showers likely in the afternoon. Little or no snow accumulation. Highs in the lower 50s. Chance of precipitation 60 percent. .WEDNESDAY NIGHT...Cloudy. Rain showers likely in the evening, then a chance of rain and snow showers after midnight. Little or no snow accumulation. Breezy with lows in the upper 30s. Chance of precipitation 60 percent. .THURSDAY...Mostly cloudy with rain showers likely. A chance of snow showers in the morning, then a slight chance of thunderstorms in the afternoon. Little or no snow accumulation. Highs around 50. Chance of precipitation 70 percent. .THURSDAY NIGHT...Mostly cloudy with a 40 percent chance of showers. Lows in the upper 30s. .FRIDAY...Mostly cloudy in the morning, then becoming partly cloudy. A chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the upper 50s. Chance of rain 40 percent. $$