SXUS73 KDMX 080646 RERDSM RECORD EVENT REPORT NATIONAL WEATHER SERVICE DES MOINES IA 146 AM CDT MON JUL 8 2024 ...RECORD HIGH RAINFALL SET AT DES MOINES FOR SUNDAY JULY 07... A DAILY RECORD HIGH RAINFALL OF 1.41 INCHES WAS SET AT DES MOINES, IOWA FOR SUNDAY JULY 07. THIS BREAKS THE PREVIOUS RECORD OF 1.28 INCHES WHICH OCCURRED IN 1915. && WEATHER RECORDS FOR THE DES MOINES AREA HAVE BEEN TAKEN FROM TWO GENERAL LOCATIONS. INITIAL RECORDS WERE STARTED AT THE POLK COUNTY COURTHOUSE. ON SEPTEMBER 1, 1939, OBSERVATIONS MOVED TO THE DES MOINES INTERNATIONAL AIRPORT AND HAVE REMAINED THERE UNTIL PRESENT. TEMPERATURE AND PRECIPITATION RECORDS DATE BACK TO AUGUST 1, 1878 WITH SNOWFALL DATING BACK TO DECEMBER 1, 1884. $$