739 SXUS73 KDMX 241357 RERDMX RECORD EVENT REPORT NATIONAL WEATHER SERVICE DES MOINES IA 857 AM CDT THU MAY 24 2007 ...RECORD DAILY MAXIMUM RAINFALL SET AT WATERLOO... A RECORD RAINFALL OF 1.54 INCHES WAS SET AT WATERLOO YESTERDAY. THIS BREAKS THE OLD RECORD OF 1.38 SET IN 1952. $$ RUSSELL