SIOUX FALLS SiouxFallsWeather.com

Thursday, August 27, 2026

Zone Forecast Product

.REST OF TONIGHT...Clear. Near steady temperature in the upper 50s. Northwest winds around 5 mph. .THURSDAY...Sunny. Highs in the lower 80s. Northwest winds around 5 mph. .THURSDAY NIGHT...Mostly clear. Lows in the mid 50s. Northeast winds around 5 mph, becoming east after midnight. .FRIDAY...Partly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. South winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 20 percent. .FRIDAY NIGHT...Mostly cloudy with a chance of thunderstorms. A chance of showers in the evening, then showers after midnight. Warmer with lows in the mid 60s. Southeast winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 80 percent. .SATURDAY...Mostly sunny. Highs in the upper 80s. .SATURDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows around 70. .SUNDAY...Mostly sunny. Highs in the upper 80s. .SUNDAY NIGHT...Partly cloudy. Lows in the upper 60s. .MONDAY...Mostly sunny. Highs in the mid 80s. .MONDAY NIGHT...Partly cloudy. Lows in the lower 60s. .TUESDAY...Partly sunny. Highs in the mid 80s. .TUESDAY NIGHT...Partly cloudy. A chance of showers after midnight. Lows in the mid 60s. Chance of rain 30 percent. .WEDNESDAY...Mostly sunny. Highs in the mid 80s.