SIOUX FALLS SiouxFallsWeather.com

Tuesday, July 28, 2026

Zone Forecast Product

.OVERNIGHT...Mostly clear. Patchy smoke. Lows in the upper 60s. Southeast winds around 5 mph. .WEDNESDAY...Sunny. Patchy smoke. Humid with highs around 90. South winds 5 to 10 mph. .WEDNESDAY NIGHT...Partly cloudy. Patchy smoke. A slight chance of showers and thunderstorms after midnight. Humid with lows around 70. Southeast winds 10 to 15 mph. Chance of rain 20 percent. .THURSDAY...Patchy smoke in the morning. Partly sunny with a chance of showers with a slight chance of thunderstorms in the morning, then mostly cloudy with showers likely with a chance of thunderstorms in the afternoon. Humid with highs in the lower 80s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 70 percent. .THURSDAY 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 mid 60s. South winds 10 to 15 mph, becoming west after midnight. Chance of rain 90 percent. .FRIDAY...Mostly cloudy in the morning, then becoming mostly sunny. A slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs around 80. Chance of rain 20 percent. .FRIDAY NIGHT...Mostly clear. Lows in the lower 60s. .SATURDAY...Sunny. Highs around 80. .SATURDAY NIGHT...Clear. Lows in the lower 60s. .SUNDAY...Sunny. Highs in the lower 80s. .SUNDAY NIGHT...Mostly clear. Lows in the mid 60s. .MONDAY...Sunny, breezy with highs in the lower 80s. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Breezy with lows in the mid 60s. .TUESDAY...Partly sunny. Highs in the upper 70s.