SXUS73 KDMX 150954 RERALO RECORD EVENT REPORT NATIONAL WEATHER SERVICE DES MOINES IA 354 AM CST TUE DEC 15 2015 ...RECORD MONTHLY MAXIMUM RAINFALL SET AT WATERLOO IA... A RECORD 4.12 INCHES OF RAINFALL THUS FAR FOR THE MONTH OF DECEMBER WAS SET AT WATERLOO IA YESTERDAY. THIS BREAKS THE OLD RECORD OF 3.79 INCHES SET IN 1982 FOR THE WETTEST DECEMBER. $$ MJB