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Experimental National Water Center Products: The National Hydrologic Discussion, Area Hydrologic Discussion, and Flood Hazard Outlook, and real-time geospatial services depicting River Forecast Center and National Water Model forecasts, continue to be accessible via https://www.weather.gov/owp/operations, as described in the StoryMap here.

Weather Forecast Office Milwaukee/Sullivan, WI

North Central River Forecast Center

Hydrograph

River at a Glance

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Inundation Mapping

Probability Information Weekly Chance of Exceeding Levels Chance of Exceeding Levels During Entire Period Short-term Probabilistic Guidance (Experimental) Not Available

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Printable Image About this graph Tabular Data (UTC) Tabular Data (CDT) Datum: NAVD88 Metadata

NOTE: Gauge reading may be affected by ice. Reliability of the Forecast: Based on current and forecast river, weather and reservoir conditions NOTE: Forecasts for the Rock River at Fort Atkinson are issued as needed during times of high water, but are not routinely available.

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Downstream Gauge

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 Show More Historic Crests (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 07/13/2012 (3) 10.61 ft on 09/22/2005 (4) 10.62 ft on 09/12/2003 (5) 10.73 ft on 06/25/2012 Show More Low Water Records For more information on your flood risk go to www.floodsmart.gov. Show FEMA's National Flood Hazard Layers FEMA's National Flood Hazard Layers not showing? Why aren't the FEMA National Flood Hazard Layers showing on the ESRI Map? Possible reasons: There are no FEMA National Flood Hazard Layers for the location which you are viewing on ESRI Maps. The FEMA Web Mapping Service (WMS) is down. Note: Your zoom level may have changed. ESRI's zoom levels must be between 14 and 16 to show National Flood Hazard layers.

Zoom Level:16 Legend FEMA Layer Gauge Location Disclaimer 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.

Flood Impacts & Photos

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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) April 2013 Rock River flooding near Fort Atkinson, WI (2) Aerial photo looking east-Rock River-Ft. Atkinson, WI (3) Aerial photo looking south-Rock River-Ft. Atkinson, WI

About This Location

Latitude: 42.927800° N, Longitude: 88.842500° W, Horizontal Datum: NAD83/WGS84 River Stage Reference Frame Gauge Height Flood Stage Uses NWS stage 0 ft 16 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps Vertical Datum Elevation (gauge height = 0) Elevation (gauge height = flood stage) Elevation information source NAVD88 764.87 ft 780.87 Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps NGVD 29 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks Other 775.09 ft 781.09 ft   Current/Historical Observations: U.S. Geological Survey (USGS) Data and Site Info for Fort Atkinson

Additional Information

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Resources

Hydrologic Resources Text Products Past Precipitation Forecast Precipitation River Forecast Centers River Stage Summary Inundation Mapping Locations

Additional Resources Area Hydrographs NWS Precipitation and River Forecasting AHPS Iframes for Developers Mobile iNWS for emergency management Long Term Palmer Drought Severity Index Snow Information USGS WI Water Science High Water Mark Signs Levee Safety Information June 2008 National Flood Assessment How to Estimate River Ice Thickness Flood Resiliency at Wastewater Plants Manure Management Advisory System Historic Flooding Events For Southern Wisconsin Ice Jam Potential-4 sites in SE Wis.

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