SIOUX FALLS SiouxFallsWeather.com

Monday, August 31, 2026

Zone Forecast Product

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