SXUS73 KDMX 270638 RERDMX RECORD EVENT REPORT NATIONAL WEATHER SERVICE DES MOINES IA 138 AM CDT FRI OCT 27 2023 ...RECORD HIGH RAINFALL SET AT MASON CITY FOR THURSDAY OCTOBER 26... A DAILY RECORD HIGH RAINFALL OF 1.30 INCHES WAS SET AT MASON CITY, IOWA FOR THURSDAY OCTOBER 26. THIS BREAKS THE PREVIOUS RECORD OF 0.86 INCHES WHICH OCCURRED IN 1970. && WEATHER RECORDS FOR THE MASON CITY AREA HAVE BEEN TAKEN FROM TWO GENERAL LOCATIONS. INITIAL RECORDS WERE STARTED ON FEBRUARY 1, 1903 IN DOWNTOWN MASON CITY. THE REPORTING LOCATION REMAINED NEAR DOWNTOWN UNTIL AUGUST 1, 1918 WHEN THE SUGAR MANUFACTURING FACILITY NORTH OF TOWN TOOK OVER OBSERVATIONS. REPORTS CONTINUED AT THIS SITE UNTIL JANUARY 1, 1948 WHEN THE CURRENT OBSERVATION SITE AT THE MASON CITY AIRPORT BEGAN REPORTING. TEMPERATURE, PRECIPITATION AND SNOWFALL RECORDS ALL BEGAN ON FEBRUARY 1, 1903. $$