793 SXUS99 KDSM 310705 RERDSM RECORD EVENT REPORT NATIONAL WEATHER SERVICE DES MOINES IA 203 AM CDT MON MAY 31 2004 ...RECORD DAILY MAXIMUM RAINFALL SET AT OTTUMWA... A DAILY RECORD RAINFALL OF 1.62 INCHES OCCURRED AT OTTUMWA ON MAY 30TH. THIS BREAKS THE OLD DAILY RAINFALL RECORD OF 1.40 INCHES SET BACK IN 1917. $$ FAB