Flood ImpactsIf you notice any errors in the below information, please contact our Webmaster
24
The water reaches the top of the dikes.
23
Interstate Power steam plant becomes inoperative.
22.5
The water reaches the flood of record set in 1965.
21
Dairyland Power becomes inoperative.
20
The Wisconsin Highway 82 river crossing between Highway 35 and Lansing is closed.
19.8
Water from the storm sewer system covers the 700 block of South Front Street.
18.8
Water begins to cover Highway X52 by the wastewater treatment plant.
18.6
Water from the storm sewer system covers the 400 block of South Front Street.
18.2
Lock and Dam 9 goes out of operation.
17.89
Water from the storm sewer system reaches the 300 and 500 blocks of South Front Street.
17.6
Water from the storm sewer system covers the 600 block of South Front Street.
14.9
River water back flows into Hogan Park by the sewer by-pass.
14.5
River water back flows onto the ball park diamond via the lift station bypass.
Flood Categories (in feet)
| Major Flood Stage: |
20 |
| Moderate Flood Stage: |
19 |
| Flood Stage: |
17 |
| Action Stage: |
12 |
| Low Stage (in feet): |
-9999 |
Historic Crests
(1) 22.50 ft on 04/24/1965
(2) 19.93 ft on 04/21/2001
(3) 19.90 ft on 06/20/1880
(4) 19.61 ft on 04/28/2023
(P)
(5) 18.88 ft on 04/22/1969
Show More Historic Crests
(P): Preliminary values subject to further review.
Recent Crests
(1) 19.61 ft on 04/28/2023
(P)
(2) 17.03 ft on 05/01/2019
(3) 17.83 ft on 04/26/2019
(4) 17.89 ft on 04/04/2019
(5) 17.61 ft on 04/18/2011
Show More Recent Crests
(P): Preliminary values subject to further review.
weather.gov 
