The tropical storm caused the wettest 48-hour period in New Orleans 's history , with of rainfall recorded as the storm made landfall ; the maximum 24-hour rainfall total of nearly broke the city 's record for maximum daily rainfall . City streets were submerged under as much as of water . Blue laws were suspended for half a day to allow grocery store food supplies to reach stranded areas . Damage was estimated at several thousands of dollars and the flooding was considered the city 's most severe since the Great Mississippi Flood of 1927 . Crops around the city sustained considerable damage . At Belle Chasse , Louisiana , the of rain recorded in 24 hours set the state record for the most rainfall recorded over such a time frame in October . The strongest recorded winds from the tropical cyclone occurred at Port Eads , Louisiana , where a wind was documented as the system was developing on October 2
Great Mississippi Flood of 1927
Great Mississippi Flood of 1927
1937 Atlantic hurricane season