30.5' - Record flood is in progress. The City of Vincennes is threatened. A levee failure at this stage would flood Vincennes with several feet of water.
30' - Disastrous flooding in unprotected area of north side of Vincennes along Old Terre Haute Road and Kelso Creek. Lawrence County Illinois floods to Lawrenceville, Illinois. U.S. Highway 41 has water on both sides as southern Knox County is underwater.
29.33' - Water is a flood height of record. Serious flooding in much of Lawrence County Illinois and Knox County Indiana. Many evacuations necessary. Disruptions to much of the land transportation routes.
28' - A major flood is in progress. Water is at critical stage for levee beginning just south of Vincennes. If levees fail, thousands of acres of acres in rural Knox County flood. Levees overtop in Lawrence County Illinois flooding much of Lawrence County. Extensive flooding in unprotected north side area of Vincennes along Old Terre Haute Roads and Kelso Creek.
27' - Water is very close to the top of the levee on the Illinois side. Evacuations are necessary in Old Terre Haute area. Sawmill floods. Kelso Creek fills with backwater. Levees are patrolled. Water at critical stage for Niblack levee.
26' - Flood fighting becomes serious. Rural levees are near or above critical stage. Extensive flooding along Old Terre Haute Road. Many river cabins flood. Numerous local roads flood.
25' - Water is at critical stage for England Pond Levee on Illinois side. Pearl City extensively floods. Installation of flood gates is required for the city of Vincennes. Flooding occurs in Old Vincennes area. Extensive agricultural flooding continues.
24.5' - On the north side of Vincennes near Old Terre Haute Road, sawmill extensively floods including the concrete structures. Flood waters surround about 5 to 10 houses just west of road near the Executive Inn. Kelso Creek has extensive backwater. Wabash River is within a few inches of closing Oliphant Drive at Kelso Creek. A heavy local rain would cause severe flooding to shopping center near Kelso Creek. Fort Knox Road floods at Snapp Creek. Park located on Fort Knox Road also floods.
24.25' - The rural route between St. Francesville, Illinois and Vincennes, Indiana floods by several feet at the Embarras River. Flood water from the Wabash River affect the Embarras River upstream to Lawrenceville, Illinois. Fort Knox Road and Kimmell Park extensively floods. Backwater for the Wabash River causes extensive agricultural flooding along the Embarras River in Lawrence County Illinois.
24' - Water is at critical stage for portions of the Brevoort Levee and Russell-Allison Levees. Seep water becomes a problem in rural areas protected by levees. Commercial and a few residential areas flood along Old Vincennes Road. Extensive agricultural flooding is in progress.
23' - Extensive flooding is in progress on the northside of Vincennes along Old Terre Haute Road. Flooding affects local sawmill. At least 1 family may move from their home. The river is more than a mile wide at the Red Skelton Bridge.
22' - Almost all unprotected areas flood. River cabins are surrounded by high water. Oil fields in lowland areas are inaccessible by land vehicles. Most local river roads flood.
21' - Extensive agricultural flooding in progress in areas that are not protected by levees. In Lawrence County Illinois, River Road is flooded from the Lincoln Memorial Bridge to the east edge of Billett.
20' - Kimmell Park at Vincennes is extensively flooded. River cabins begin to flood. Extensive lowland flooding occurs in unprotected areas.
18' - Agricultural lands and some oil fields flood. Several township roads about 1.25 miles south of St. Francesville and River Road between Billett Road and Lincoln Memorial Bridge in Lawrence County are flooded. Extensive flooding of Kimmell Park at Vincennes.
17' - Considerable agricultural flooding extends from just north of the junction of Illinois 33 with Business 50 to the St. Francesville, Illinois area. River Road from Lincoln Memorial Bridge to Billett Rd is impassable. Extensive seep water forms behind Illinois levees extending from Russellville to U.S. Highway 50. Flooding of agricultural land begins in Knox County Indiana west of the railroad extending for the Oaktown area to the north side of Vincennes. Extensive flooding of Small Creek.
16' - Some flooding at Kimmell Park in Vincennes. Agricultural lands flood in the St. Francisville, Illinois area.
15' - Agricultural flooding begins in the St. Francesville, Illinois area.
14' - Bankfull level in the St. Francisville, Illinois area and the river begins to flood a few low spots.
10' - Pumping of drainage ditch begins.