SIOUX FALLS SiouxFallsWeather.com

Friday, September 4, 2026

Zone Forecast Product

.REST OF TONIGHT...Mostly clear. Lows around 70. Southeast winds around 5 mph. .FRIDAY...Sunny, hot with highs in the mid 90s. East winds 5 to 10 mph. .FRIDAY NIGHT...Mostly clear. Humid with lows in the lower 70s. East winds 5 to 10 mph. .SATURDAY...Mostly sunny. A chance of showers with a slight chance of thunderstorms in the morning. Humid with highs in the lower 90s. Southeast winds 10 to 15 mph. Chance of rain 40 percent. .SATURDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms after midnight. Humid with lows in the lower 70s. Southeast winds 5 to 10 mph. Chance of rain 20 percent. .SUNDAY...Mostly sunny. A chance of showers with a slight chance of thunderstorms in the morning. Highs around 90. Chance of rain 30 percent. .SUNDAY NIGHT...Partly cloudy in the evening, then mostly cloudy with a chance of showers and thunderstorms after midnight. Lows in the upper 60s. Chance of rain 50 percent. .LABOR DAY...Mostly cloudy in the morning, then becoming partly sunny. A chance of showers in the morning. Highs in the upper 80s. Chance of rain 50 percent. .MONDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers and thunderstorms. Lows in the lower 70s. Chance of rain 50 percent. .TUESDAY...Mostly cloudy in the morning, then becoming mostly sunny. Highs in the upper 80s. .TUESDAY NIGHT...Partly cloudy. Lows in the mid 60s. .WEDNESDAY...Mostly sunny. Highs in the mid 80s. .WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 60s. .THURSDAY...Partly sunny in the morning, then clearing. Highs in the lower 80s. -- This email has been checked for viruses by AVG antivirus software. www.avg.com