SXUS73 KDMX 090646 RERALO RECORD EVENT REPORT NATIONAL WEATHER SERVICE DES MOINES IA 146 AM CDT MON APR 9 2018 ...RECORD DAILY SNOWFALL BROKEN AT WATERLOO... THE SNOWFALL AT WATERLOO ON SUNDAY MEASURED 4.9 INCHES. THIS BREAKS THE OLD RECORD OF 3.5 INCHES FOR THIS DATE SET BACK IN 1973. $$ CC