1,435 first-hand accounts of flood events in Wisconsin, ranked by impact. Each is a NOAA-written narrative of the moment.
Excessive rainfall amounts of 3 to 6 inches in two hours or less caused extensive flash flooding. Law enforcement officials reported several roads were impassable, with water a foot deep in some places.
Read the full account →Repeated rounds of thunderstorms with heavy rain caused flash flooding in Sauk and Columbia counties. The thunderstorms developed ahead of a warm front, as a low-level jet pushed warm, moist air over the boundary.
Read the full account →After experiencing several round of moderate to heavy rains during the week of June 6-12, parts of southcentral and southeast Wisconsin suffered yet another round of heavy rains on June 13th. The result was widespread flooding of rivers, streams, creeks, and urban areas.
Read the full account →Thunderstorms developed along a cold front and brought very heavy rain to parts of southwest Wisconsin on July 23rd and 24th. This heavy rain created flooding problems that likely caused around a million dollars of damage in Grant County alone.
Read the full account →Mild temperatures and some rainfall led to snow melt and excessive runoff on a frozen ground. Numerous rivers flooded including flooding in atypical areas due to ice jams. Evacuations were needed in some communities.
Read the full account →Mild temperatures and some rainfall led to snow melt and excessive runoff on a frozen ground. Numerous rivers flooded including flooding in atypical areas due to ice jams. Evacuations were needed in some communities.
Read the full account →Mild temperatures and some rainfall led to snow melt and excessive runoff on a frozen ground. Numerous rivers flooded including flooding in atypical areas due to ice jams. Evacuations were needed in some communities.
Read the full account →Late afternoon thunderstorms rumbled across southern Wisconsin producing classic severe weather damage in many locations. There were numerous reports of wind damage to trees and power lines, large hail, and lightning.
Read the full account →A warm front set up across far southern Wisconsin on the afternoon of June 18th as an upper level disturbance moved eastward into the Upper Midwest.
Read the full account →Long duration rains of 3 to 5 inches county-wide since the day before resulted in the Rock river going above flood stage in the Waupan area. Two to 3 inches of that rain fell in a 6 hour period ending 0500CST in the Fond du Lac city area.
Read the full account →Flooding continued during the day as a result of excessively heavy rainfall Friday night into Saturday morning. Numerous roads remained closed due to washouts, while streams and creeks were overflowing.
Read the full account →A stationary front set up across central Wisconsin on the evening of September 22nd. As an unusually moist air mass flowed over this boundary, heavy rain developed and fell repeatedly across the area during the evening and overnight hours.
Read the full account →A warm front extended west to east across the Upper Mississippi River Valley on June 7, which provided the focus for thunderstorms producing excessive rainfall and other severe weather.
Read the full account →Additional heavy rains of 1 to 1.5 inches in a couple hours on top of previous rains of 2 to 3.5 inches and a saturated ground resulted in the Rock river flash flooding just west of Johnson Creek.
Read the full account →A complex of thunderstorms that developed across South Dakota early Tuesday morning, August 2nd, moved eastward into west-central, central and east-central Minnesota, then into west-central Wisconsin during the late morning.
Read the full account →A line of severe thunderstorms moved out of Minnesota and into western and central Wisconsin during the morning hours of August 13th. Strong winds created tree and minor structural damage, while widespread heavy rain of 3 to 4 inches caused some flash flooding, road closures,…
Read the full account →A series of thunderstorms, slowly moving northeast at 10 mph, trained through the Whitewater area... dumping 4 to 8 inches of rain between 0630CST and 1100CST. The resultant flash flooding closed some city roads due to water levels of 1 to 3 feet.
Read the full account →Late afternoon thunderstorms rumbled across southern Wisconsin producing classic severe weather damage in many locations. There were numerous reports of wind damage to trees and power lines, large hail, and lightning.
Read the full account →An isolated severe thunderstorm, dumped large hail in Lafayette County. However, several additional clusters of thunderstorms trained east/southeast across Lafayette and Green Counties, resulting in flash flooding.
Read the full account →Three rounds of severe thunderstorms affected parts of south-central and southeast Wisconsin on September 11, 2000:1) The 1st round consisted of a cluster of storms that produced damaging straight-line winds in Walworth County.
Read the full account →Three rounds of severe thunderstorms affected parts of south-central and southeast Wisconsin on September 11, 2000:1) The 1st round consisted of a cluster of storms that produced damaging straight-line winds in Walworth County.
Read the full account →A cluster of severe thunderstorms dumped large hail in parts of southern Sauk County, and then dissipated. Another cluster of severe thunderstorms blossomed over western Dane County, resulting in wind, hail, and flash flood damage in the Pine Bluff area, west of the Madison…
Read the full account →A second round of thunderstorms on May 21st came rolling into south-central and southeast Wisconsin later in the afternoon and evening bring more damaging wind gusts, heavy rain, and lightning.
Read the full account →Severe weather round #2 on May 20th featured damaging straight-line winds, large hail (up to golfball size), and flash flooding as several short lines or clusters of thunderstorms moved across south-central and southeast Wisconsin.
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