56.6' - This flood will exceed the highest stage on record. Evacuations of homes and businesses becomes necessary. Many roads are water covered and impassable.
48' - Water approaches part of IN 66 about 1 mile downstream from the lock and dam.
46' - Highway 662 near the old Lock and Dam 47 begins to flood. This is approximately 1/2 mile downstream from the current lock and dam.
38' - Minor flooding occurs. The river is 2500 feet wide and begins covering agricultural land on the Kentucky side.
35' - Sloughs between the Ohio and Green Rivers on the Kentucky side begin to fill.