SXUS73 KFSD 210634 RERFSD RECORD EVENT REPORT NATIONAL WEATHER SERVICE SIOUX FALLS SD 130 AM CDT SAT SEP 21 2019 ...RECORD DAILY HIGHEST MINIMUM TEMPERATURE SET IN SIOUX FALLS AND HURON SD FOR SEPTEMBER 20TH... THE LOW TEMPERATURE IN SIOUX FALLS YESTERDAY WAS 72 DEGREES. THIS ESTABLISHES A NEW HIGHEST MINIMUM TEMPERATURE FOR SEPTEMBER 20TH. THE PREVIOUS RECORD WAS 69 DEGREES SET BACK IN 1941. THE LOW TEMPERATURE IN HURON YESTERDAY WAS 72 DEGREES. THIS ESTABLISHES A NEW HIGHEST MINIMUM TEMPERATURE FOR SEPTEMBER 20TH. THE PREVIOUS RECORD WAS 66 DEGREES SET BACK IN 1970. $$