The Flood Warning continues for the following rivers in Wisconsin. Illinois. Rock River Near Lake Koshkonong affecting Rock and Jefferson Counties. ROCK RIVER near LEBANON-3 E-HWY MM BRIDGE affecting Dodge County. Rock River At Afton affecting Rock and Winnebago Counties. Crawfish River At Milford affecting Jefferson County. Pecatonica River At Martintown affecting Green County. . The Flood Warning is cancelled for the following rivers in Illinois. Wisconsin. Sugar River At Brodhead affecting Rock, Winnebago and Green Counties. * WHAT. Minor flooding is occurring and minor flooding is forecast. * WHERE. Rock River near Lake Koshkonong. * WHEN. Until early tomorrow afternoon. * IMPACTS. At 10.0 feet, Floodwaters affect homes and boat docks in the Blackhawk Island area of Lake Koshkonong on the north side of the lake. Floodwaters spread over low spots on Blackhawk Island Road in the area where the Rock River enters the lake. * ADDITIONAL DETAILS. - At 4:00 AM CDT Saturday the stage was 10.0 feet. - Bankfull stage is 9.0 feet. - Recent Activity. The maximum river stage in the 24 hours ending at 4:00 AM CDT Saturday was 10.0 feet. - Forecast. The river is expected to fall below flood stage tomorrow morning and continue falling to 9.5 feet Friday evening. - Flood stage is 10.0 feet. - Flood History. This crest compares to a previous crest of 10.0 feet on 06/30/2013. - http://www.weather.gov/safety/flood