Aug 28, 2018
A line of severe thunderstorms produced widespread wind damage and 18 brief tornadoes across mainly Marquette, Green Lake, Fond du Lac, northern Dodge, and Sheboygan Counties. Flash flooding and river flooding also occurred in several of these areas, especially the Baraboo River in northern Sauk County. The Baraboo River reached major to record flood stage late August into September after 10 to 12 inches of rain over the Baraboo River basin the last two weeks of August.
Source: NOAA National Weather Service Storm Events Database (event 782330). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Columbia County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.