SXUS73 KFSD 281004 RERFSD RECORD EVENT REPORT NATIONAL WEATHER SERVICE SIOUX FALLS SD 504 AM CDT SUN JUL 28 2013 ...RECORD LOW TEMPERATURE SET AT SIOUX FALLS SD... AT 430 AM CDT...THE TEMPERATURE AT JOE FOSS FIELD IN SIOUX FALLS SD DIPPED TO 44 DEGREES. THIS ESTABLISHES A NEW RECORD LOW TEMPERATURE FOR THE DATE. THE PREVIOUS RECORD WAS 45 DEGREES...SET IN 1925. $$ $$ SXUS73 KFSD 281321 RERFSD RECORD EVENT REPORT NATIONAL WEATHER SERVICE SIOUX FALLS SD 821 AM CDT SUN JUL 28 2013 ...RECORD LOW TEMPERATURE SET AT SIOUX FALLS SD... AT 626 AM CDT...THE TEMPERATURE AT JOE FOSS FIELD IN SIOUX FALLS SD DIPPED TO 44 DEGREES AGAIN...AFTER PREVIOUSLY COOLING TO THAT POINT AT 430 AM. THIS ESTABLISHES A NEW RECORD LOW TEMPERATURE FOR THE DATE. THE PREVIOUS RECORD WAS 45 DEGREES...SET IN 1925. $$