SXUS73 KDMX 190642 RERDMX RECORD EVENT REPORT NATIONAL WEATHER SERVICE DES MOINES IA 1242 AM CST TUE NOV 19 2024 ...RECORD HIGH RAINFALL SET AT MASON CITY FOR MONDAY NOVEMBER 18... A DAILY RECORD HIGH RAINFALL OF 0.89 INCHES WAS SET AT MASON CITY, IOWA FOR MONDAY NOVEMBER 18. THIS BREAKS THE PREVIOUS RECORD OF 0.62 INCHES WHICH OCCURRED IN 1957. && 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. $$