172 SXUS73 KFSD 151316 RERFSD RECORD EVENT REPORT NATIONAL WEATHER SERVICE SIOUX FALLS SD 815 AM CDT SAT SEP 15 2007 ...RECORD DAILY MINIMUM TEMPERATURE SET AT SPENCER IOWA... THE TEMPERATURE THIS MORNING AT RADIO STATION KICD IN SPENCER IOWA...DROPPED TO 28 DEGREES...WHICH ESTABLISHES A NEW DAILY MINIMUM TEMPERATURE RECORD FOR THIS DATE. THE OLD RECORD WAS 32 DEGREES SET IN 1966. $$