Heaviest calendar day rainfall on record!
RECORD EVENT REPORT NATIONAL WEATHER SERVICE CHICAGO IL 930 PM CDT SAT SEP 13 2008 ...GREATEST SINGLE DAY RAINFALL RECORD SET FOR CHICAGO... CHICAGO OFFICIALLY RECORDED 6.61 INCHES OF RAIN THROUGH 7 PM AT OHARE AIRPORT. THIS BREAKS THE ALL TIME RECORD FOR SINGLE DAY PRECIPITATION IN CHICAGO. THE PREVIOUS RECORD WAS 6.49 INCHES...SET ON AUGUST 14TH 1987. CLIMATE RECORDS FOR CHICAGO DATE BACK TO 1871. WITH RAIN CONTINUING THROUGH THE EVENING...ADDITIONAL RAINFALL WILL RESULT IN A HIGHER NEW RECORD TOTAL BY THE END OF THE DAY. A NEW RECORD EVENT REPORT WILL BE ISSUED SHORTLY AFTER 1 AM. $$ RATZER
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