139 SXUS73 KDMX 302238 RERDMX RECORD EVENT REPORT NATIONAL WEATHER SERVICE DES MOINES IA 533 PM CDT MON APR 30 2007 ...RECORD HIGH TEMPERATURE SET AT WATERLOO... A RECORD HIGH TEMPERATURE OF 90 DEGREES WAS SET AT WATERLOO TODAY. THIS TIES THE OLD RECORD OF 90 SET IN 1926. $$ RUSSELL