SIOUX FALLS SiouxFallsWeather.com

Monday, October 26, 2026

Zone Forecast Product

.TODAY...Showers. Highs in the upper 40s. East winds 15 to 20 mph with gusts up to 30 mph. Chance of rain near 100 percent. .TONIGHT...Showers with a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the upper 30s. East winds 10 to 15 mph with gusts up to 25 mph, becoming north 5 to 10 mph after midnight. Chance of rain near 100 percent. .TUESDAY...Cloudy in the morning, then becoming partly sunny. Highs in the upper 50s. West winds 5 to 10 mph, becoming south 10 to 15 mph in the afternoon. .TUESDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 40s. South winds 5 to 10 mph. .WEDNESDAY...Mostly cloudy. A slight chance of showers in the morning, then showers likely with a slight chance of thunderstorms in the afternoon. Highs in the mid 60s. South winds 5 to 10 mph. Chance of rain 70 percent. .WEDNESDAY NIGHT...Mostly cloudy with a slight chance of showers in the evening, then partly cloudy after midnight. Lows in the lower 40s. Chance of rain 20 percent. .THURSDAY...Mostly sunny. Highs in the mid 60s. .THURSDAY NIGHT...Mostly clear in the evening, then becoming mostly cloudy. Lows in the mid 40s. .FRIDAY...Mostly cloudy in the morning, then becoming partly sunny. Highs in the mid 60s. .FRIDAY NIGHT...Mostly cloudy with a 50 percent chance of showers. Lows in the upper 40s. .SATURDAY...Mostly cloudy with a 50 percent chance of showers. Highs in the mid 60s. .SATURDAY NIGHT...Mostly cloudy with a 40 percent chance of showers. Lows in the upper 40s. .SUNDAY...Mostly cloudy in the morning, then becoming partly sunny. Highs in the lower 60s.