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Rock River at Fort Atkinson, WI (FATW3)

Data Type




Inundation Levels
NAVD88 Stage

787.923.0
786.922.0
785.921.0
Record Crest: 20.9 ft
784.920.0
783.919.0
Major Flooding Begins

782.918.0
Moderate Flooding Begins

781.917.0
Minor Flooding Begins

780.916.0
779.915.0
Near Flooding Begins

779.414.5
Below Flooding Begins

* = Extended rating
Weather Forecast Office Milwaukee/Sullivan, WI North Central River Forecast Center
Hydrograph River at a Glance Download Inundation
Mapping
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Current Stage:
14.5 ft at 04/18/2024 23:00:00 UTC
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Inundation Legend
Depth in feet
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Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.

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Flood Categories (in feet)
Major Flood Stage: 18
Moderate Flood Stage: 17
Flood Stage: 16
Action Stage: 14.5
Low Stage (in feet): -9999

Historic Crests
(1) 20.90 ft on 06/15/2008
(2) 18.12 ft on 04/22/2013
(3) 17.33 ft on 04/16/2008
(4) 17.31 ft on 09/11/2018 (P)
(5) 17.29 ft on 06/05/2004
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(P): Preliminary values subject to further review.

Recent Crests
(1) 16.83 ft on 10/12/2019 (P)
(2) 17.24 ft on 03/24/2019 (P)
(3) 16.60 ft on 03/16/2019
(4) 16.70 ft on 10/11/2018 (P)
(5) 17.31 ft on 09/11/2018 (P)
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 10.48 ft on 10/30/2015
(2) 10.55 ft on 11/21/2021
(3) 10.55 ft on 07/13/2012
(4) 10.61 ft on 09/22/2005
(5) 10.62 ft on 09/12/2003
Show More Low Water Records

Graphical representation of flood inundation for NWS flood categories are based on steady state hydraulic modeling of water surface elevations for incremented discharges. Map shows approximate inundation areas for given water surface elevations and should not be used for navigation or permitting or other legal purposes, but strictly as a planning reference tool.
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20 Numerous roads are flooded and closed: Highway 106 and North Shore Road southwest of Fort Atkinson, Sinnissippi Dr, Fox Hill Rd, Bark River Rd from Kutz Rd to Rock River Rd, Ralph Rd, etc. Rock River Road about 1 mile east of fort Atkinson is flooded. Water surrounds some homes and businesses near the river along Highway 106 and at the end of Vets Lane near the intersection of Highway 106 and Blackhawk Island Road. There is widespread agricultural land flooding east of Fort Atkinson along Highway 106.
18.6 Numerous roads are flooded and closed in the Fort Atkinson area, including Rock River Road about 1 mile east of Fort Atkinson, Sinnissipi Drive, Ralph Rd, Bark River Road from Kutz Road to Rock River Road. Water surrounds some homes and businesses close to the river at the end of Vets Lane southwest of Fort Atkinson near the intersection of Highway 106 and Blackhawk Island Road. This level is the 4 percent chance flood meaning that there is a 4 percent chance in any year of the river reaching this level.
17.7 Floodwaters partially cover low spots on Highway 106 near Rock River Park. A riverside walkway near South Water Street in downtown Fort Atkinson is closed. A few homes and businesses are surrounded by water at the end of Vets lane near the intersection of Highway 106 and Blackhawk Island Road about 1 mile southwest of Fort Atkinson. North Shore Road about 1 mile southwest of Fort Atkinson is closed. Ralph Rd impacted. Floodwaters cover fields on the east side of Fort Atkinson.
17.3 Numerous roads closed: Sinnissippi Drive, Fox Hill Rd, Bark River Road from Kutz Road to Rock River Road, Rock River Rd from Milwaukee Ave E to Hwy 106. Floodwaters surround a few homes and businesses close to the river at the end of Vets Lane near the intersection of Highway 106 and Blackhawk Island Road. North Shore Road is closed. Ralph Rd impacted. This level is the 10 percent chance flood meaning that there is a 10 percent chance in any given year of the river reaching this level.
17 Floodwaters are in the back yards of some homes on Rogers Street on the northeast side of Fort Atkinson. These roads are flooded and closed in the Fort Atkinson area: Sinissippi Drive, Vets Ln, Fox Hill Rd, Bark River Road from Kutz Road to Rock River Road. The river walkway in fort Atkinson becomes flooded and is closed.
16.89 The following roads in the Fort Atkinson area are flooded and closed: Sinissippi drive, Vets Ln, Bark River Road from Kutz Road to Rock River Road. The river walkway in Fort Atkinson becomes flooded and is closed.
16.5 In the Fort Atkinson area, the following roads are closed: Sinnissippi Drive, Bark River Road from Kutz Road to Rock River Road, and Rock River Road from Highway 106 to the Fort Atkinson city limits. Water is in park land near the river in Fort Atkinson.
16.1 Floodwaters affect some park land and boat launches in the Fort Atkinson area. This level is the 20 percent chance flood meaning that there is a 20 percent chance in any given year of the river reaching this level.
16 Floodwaters affect some park land in the city of Fort Atkinson.
14.5 Water overflows the lowest river banks in Fort Atkinson flooding low lying land adjacent to the river.
Photos
(1) Aerial photo looking south-Rock River-Ft. Atkinson, WI
(2) April 2013 Rock River flooding near Fort Atkinson, WI
(3) Aerial photo looking east-Rock River-Ft. Atkinson, WI
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Graphical representation of flood inundation for NWS flood categories are based on steady state hydraulic modeling of water surface elevations for incremented discharges. Map shows approximate inundation areas for given water surface elevations and should not be used for navigation or permitting or other legal purposes, but strictly as a planning reference tool.