SIOUX FALLS SiouxFallsWeather.com

Friday, July 31, 2026

Zone Forecast Product

.TONIGHT...Mostly cloudy this evening, then clearing. Lows in the upper 50s. North winds 15 to 20 mph with gusts up to 30 mph, diminishing to 5 to 10 mph after midnight. .SATURDAY...Mostly sunny. Highs around 80. North winds around 10 mph with gusts up to 20 mph. .SATURDAY NIGHT...Mostly clear. Lows in the upper 50s. Northeast winds 5 to 10 mph, becoming east after midnight. .SUNDAY...Sunny with highs in the lower 80s. Southeast winds 10 to 15 mph. .SUNDAY NIGHT...Mostly clear. Humid with lows in the lower 60s. Southeast winds 10 to 15 mph with gusts up to 25 mph. .MONDAY...Sunny, breezy with highs in the lower 80s. .MONDAY NIGHT...Mostly clear in the evening, then mostly cloudy with a chance of showers and thunderstorms after midnight. Lows in the lower 60s. Chance of rain 40 percent. .TUESDAY...Mostly cloudy with a chance of showers. Not as warm with highs in the lower 70s. Chance of rain 50 percent. .TUESDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Lows in the mid 50s. .WEDNESDAY...Partly sunny. Highs in the mid 70s. .WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 50s. .THURSDAY...Mostly sunny. Highs in the upper 70s. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 60s. .FRIDAY...Partly sunny in the morning, then clearing. Highs in the lower 80s.