SXUS73 KDMX 120648 RERDMX RECORD EVENT REPORT NATIONAL WEATHER SERVICE DES MOINES IA 148 AM CDT TUE MAR 12 2013 ...RECORD DAILY MAXIMUM SNOWFALL SET AT MASON CITY... A RECORD SNOWFALL OF 7.5 INCHES WAS SET AT MASON CITY ON MONDAY. THIS BREAKS THE OLD RECORD OF 4.9 INCHES SET IN 1951. $$