SIOUX FALLS SiouxFallsWeather.com

Tuesday, September 22, 2026

Zone Forecast Product

.TODAY...Mostly cloudy. A slight chance of showers and very light drizzle this morning. Patchy fog this morning. Highs in the upper 50s. East winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 20 percent. .TONIGHT...Mostly cloudy. Lows in the upper 40s. Southeast winds around 10 mph with gusts up to 20 mph. .WEDNESDAY...Mostly cloudy. Highs in the mid 60s. Southeast winds 15 to 20 mph with gusts up to 30 mph. .WEDNESDAY NIGHT...Mostly cloudy with a slight chance of thunderstorms. A chance of showers and drizzle in the evening, then showers after midnight. Lows in the lower 50s. Southeast winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 80 percent. .THURSDAY...Mostly cloudy. A chance of showers in the morning, then a slight chance of very light drizzle in the afternoon. Highs in the upper 60s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent. .THURSDAY NIGHT...Mostly cloudy. A chance of drizzle and showers after midnight. Lows in the mid 50s. Chance of rain 40 percent. .FRIDAY...Showers likely in the morning, then a chance of showers and drizzle in the afternoon. Highs in the mid 60s. Chance of rain 60 percent. .FRIDAY NIGHT...Mostly cloudy. A chance of drizzle in the evening, then showers likely with a chance of thunderstorms after midnight. Lows in the mid 50s. Chance of rain 70 percent. .SATURDAY...Mostly cloudy. A chance of showers in the morning. Highs around 70. Chance of rain 50 percent. .SATURDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 50s. .SUNDAY...Mostly sunny. Highs in the lower 70s. .SUNDAY NIGHT...Partly cloudy in the evening, then mostly cloudy after midnight. Lows in the upper 50s. .MONDAY...Mostly cloudy in the morning, then becoming partly sunny. A chance of drizzle. A chance of showers in the afternoon. Highs in the lower 70s. Chance of rain 40 percent. -- This email has been checked for viruses by AVG antivirus software. www.avg.com