SXUS73 KDMX 032230 RERDSM RECORD EVENT REPORT NATIONAL WEATHER SERVICE DES MOINES IA 0527 PM CDT MON SEP 03 2018 ...RECORD DAILY MAXIMUM RAINFALL SET AT DES MOINES IA... A RECORD DAILY RAINFALL OF 2.31 INCHES WAS SET AT DES MOINES IA TODAY. THIS BREAKS THE OLD RECORD OF 1.62 SET ON THIS DAY IN 1941. $$