564 SXUS99 KFSD 010918 RERSUX RECORD EVENT REPORT NATIONAL WEATHER SERVICE SIOUX FALLS SD 415 AM CDT WED OCT 1 2003 ...RECORD LOW TIED AT SIOUX CITY AIRPORT... AT 359 AM CDT THIS MORNING...THE TEMPERATURE DROPPED TO 26 DEGREES AT THE SIOUX CITY AIRPORT. THIS TIED THE RECORD LOW OF 26 DEGREES FOR OCTOBER 1ST...PREVIOUSLY SET IN 1961. THE TEMPERATURE HAS SINCE RISEN SEVERAL DEGREES...BUT MAY DROP AGAIN BEFORE SUNRISE. $$ RSR