402 SXUS99 KDSM 020422 CCA RERDSM RECORD EVENT REPORT NATIONAL WEATHER SERVICE DES MOINES IA 1119 PM CDT MON SEP 1 2003 ...WATERLOO RECORDS RECORD DRY AUGUST... THE AUGUST RAINFALL TOTAL FOR WATERLOO WAS 0.08 INCHES. THIS RANKS AS THE DRIEST AUGUST ON RECORD FOR WATERLOO. THE PREVIOUS RECORD WAS 0.37 INCHES SET BACK IN 1955. $$ BF