590 SXUS73 KFSD 082149 RERFSD RECORD EVENT REPORT NATIONAL WEATHER SERVICE SIOUX FALLS SD 449 PM CDT FRI OCT 8 2010 ...RECORD HIGH TEMPERATURE BROKEN AT SIOUX CITY IOWA... AT 255 PM CDT THE TEMPERATURE AT SIOUX GATEWAY AIRPORT IN SIOUX CITY IOWA HIT 93 DEGREES. THIS BREAKS THE PREVIOUS RECORD OF 86 SET IN 1934 AND 1893. $$ LAFLIN