SIOUX FALLS SiouxFallsWeather.com

Wednesday, September 2, 2026

Zone Forecast Product

.TODAY...Mostly sunny. Highs in the upper 80s. East winds 5 to 10 mph. .TONIGHT...Mostly clear in the evening, then partly cloudy with a chance of showers with a slight chance of thunderstorms after midnight. Humid with lows in the upper 60s. East winds 5 to 10 mph. Chance of rain 40 percent. .THURSDAY...Partly sunny in the morning, then clearing. Humid with highs around 90. South winds 5 to 10 mph with gusts up to 20 mph. .THURSDAY NIGHT...Mostly clear. Humid with lows around 70. South winds 5 to 10 mph. .FRIDAY...Sunny with highs in the lower 90s. South winds 5 to 10 mph. Heat index values in the upper 90s in the afternoon. .FRIDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 70s. .SATURDAY...Mostly sunny. Highs in the lower 90s. .SATURDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 60s. .SUNDAY...Mostly sunny. A chance of showers and thunderstorms in the morning. Highs in the upper 80s. Chance of rain 40 percent. .SUNDAY NIGHT...Partly cloudy with a chance of showers. Lows in the mid 60s. Chance of rain 40 percent. .LABOR DAY...Mostly cloudy in the morning, then becoming partly sunny. A chance of showers in the morning. Highs in the lower 80s. Chance of rain 40 percent. .MONDAY NIGHT...Mostly cloudy with a chance of showers and thunderstorms. Lows in the mid 60s. Chance of rain 40 percent. .TUESDAY...Partly sunny. Highs in the lower 80s. -- This email has been checked for viruses by AVG antivirus software. www.avg.com