Event narrative (NOAA)
Twelve to eighteen inches of rainfall over a 2 day period led to widespread flash flooding across the northwestern half of Tangipahoa Parish, details of which are contained in the flash flood report for the parish. As water drained into the local rivers, major to record flooding occurred along the Tangipahoa River. Flooding far exceeded the 1% annual risk flood plain. Interstate 55 was closed from exit 50 to exit 53 between Fluker and Arcola due to water over the roadway. Additionally, the entirety of Interstate 12 through Tangipahoa Parish was closed as flood crests on both the Tangipahoa and Natalbany Rivers pushed high water onto the roadway. The end time of the event is based on when the Tangipahoa River near Robert dropped below moderate flood stage, though minor lowland flooding co
Other notable flood events in Louisiana
Source: NOAA/NCEI Storm Events Database. Deaths and injuries are those NOAA classifies as direct. Damage is the reporting office's estimate at the time and is not inflation-adjusted. This is a catalogue record, not a forecast.