186 SXUS99 KDSM 140643 RERDSM RECORD EVENT REPORT NATIONAL WEATHER SERVICE DES MOINES IA 143 AM CDT SAT AUG 14 2004 ...RECORD LOW TEMPERATURE TIED AT OTTUMWA... THE TEMPERATURE DROPPED TO 48 DEGREES IN OTTUMWA FRIDAY MORNING...WHICH TIED THE AUGUST 13TH RECORD. THE PREVIOUS RECORD WAS 48 LAST SET IN 1964...AS WELL AS PREVIOUS YEARS. $$ SMALL