264 SXUS73 KFSD 152010 RERSUX RECORD EVENT REPORT NATIONAL WEATHER SERVICE SIOUX FALLS SD 210 PM CST SUN JAN 15 2006 ...RECORD HIGH TEMPERATURE SMASHED AT SIOUX CITY IOWA... AT 210 PM CST THE TEMPERATURE AT SIOUX GATEWAY AIRPORT IN SIOUX CITY IOWA HIT 64 DEGREES. THIS BREAKS BY TEN DEGREES THE RECORD HIGH FOR THE DATE OF 54 DEGREES SET IN 1986 AND AGAIN IN 2000. $$