012 SXUS73 KDMX 092223 RERDMX RECORD EVENT REPORT NATIONAL WEATHER SERVICE DES MOINES IA 520 PM CDT SAT OCT 9 2010 ...RECORD DAILY MAXIMUM TEMPERATURE SET AT MASON CITY IA... THE HIGH TEMPERATURE TODAY IN MASON CITY WAS 89 DEGREES. THIS ESTABLISHES A NEW RECORD HIGH TEMPERATURE FOR TODAY...BREAKING THE PREVIOUS RECORD OF 86 DEGREES SET IN 1938. $$ JB