SIOUX FALLS SiouxFallsWeather.com

Wednesday, September 23, 2026

Zone Forecast Product

.REST OF TODAY...Cloudy. Isolated showers early this morning, then isolated sprinkles this afternoon. Highs in the lower 60s. Southeast winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 20 percent. .TONIGHT...Cloudy with a slight chance of thunderstorms. A slight chance of showers in the evening, then showers after midnight. Lows in the mid 50s. Southeast winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 90 percent. .THURSDAY...Cloudy. Showers with a slight chance of thunderstorms in the morning, then a chance of showers in the afternoon. Highs in the lower 60s. South winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 90 percent. .THURSDAY NIGHT...Cloudy. A chance of showers in the evening, then showers likely after midnight. Lows in the mid 50s. Southeast winds 5 to 10 mph. Chance of rain 60 percent. .FRIDAY...Showers. Highs in the mid 60s. Southeast winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 80 percent. .FRIDAY NIGHT...Showers. A chance of thunderstorms, mainly in the evening. Lows in the upper 50s. Chance of rain 80 percent. .SATURDAY...Mostly cloudy. Highs in the lower 70s. .SATURDAY NIGHT...Mostly cloudy. Lows in the upper 50s. .SUNDAY...Mostly cloudy in the morning, then becoming partly sunny. Highs in the mid 70s. .SUNDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 50s. .MONDAY...Mostly cloudy in the morning, then becoming partly sunny. A chance of showers. Highs in the lower 70s. Chance of rain 50 percent. .MONDAY NIGHT...Showers likely with a chance of thunderstorms in the evening, then showers after midnight. Lows in the upper 50s. Chance of rain 80 percent. .TUESDAY...Showers likely, mainly in the morning. Highs in the mid 60s. Chance of rain 60 percent. -- This email has been checked for viruses by AVG antivirus software. www.avg.com