327 SXUS99 KDSM 311340 RERDSM RECORD EVENT REPORT NATIONAL WEATHER SERVICE DES MOINES IA 840 AM CDT MON MAY 31 2004 ...RECORD MONTHLY MAXIMUM PRECIPITATION SET AT WATERLOO... AS OF 7 AM THIS MORNING...11.36 INCHES OF PRECIPITATION HAS FALLEN THIS MONTH IN WATERLOO. THIS DEMOLISHES THE OLD RECORD AMOUNT FOR MAY OF 8.60 INCHES SET IN 2000. IT HAS ALSO BEEN ONE OF THE WETTEST MONTHS EVER...RANKING 6TH ON THE ALL-TIME LIST. THE TABLE BELOW IS A LIST OF THE TOP 10 WETTEST MONTHS IN WATERLOO. RANK MONTH TOTAL 1 JULY 1999 12.97 2 JULY 1968 12.60 3 JUNE 1947 12.43 4 SEPT 1941 11.63 5 SEPT 1965 11.38 6 MAY 2004 11.36 7 JULY 1993 11.26 8 JULY 1902 10.61 9 JULY 1942 10.43 10 JUNE 1998 10.36 $$ GRAMS