SIOUX FALLS SiouxFallsWeather.com

Monday, August 31, 2026

Zone Forecast Product

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