790 SXUS99 KFSD 012320 RERSUX RECORD EVENT REPORT NATIONAL WEATHER SERVICE SIOUX FALLS SD 520 PM CST TUE APR 1 2003 ...RECORD HIGH TEMPERATURE BROKEN AT SIOUX CITY IOWA... AT 333 PM CST THE TEMPERATURE AT SIOUX GATEWAY AIRPORT IN SIOUX CITY IOWA ROSE TO 88 DEGREES. THIS BREAKS THE RECORD FOR THE DATE OF 84 DEGREES SET IN 1956 AND AGAIN IN 1963. $$ DPM