1,435 first-hand accounts of flood events in Wisconsin, ranked by impact. Each is a NOAA-written narrative of the moment.
Repeated rounds of thunderstorms with heavy rain moved across western Wisconsin on August 11th. This heavy rain produced flash flooding in parts of Buffalo and Trempealeau Counties. In Buffalo County, Mondovi, Gilmanton and Cream were hit hard by the flash flooding.
Read the full account →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.
Read the full account →A slow-moving surface boundary, nearly parallel with the mid-level flow affected southern Wisconsin during the period of June 7th through June 9th.
Read the full account →A slow moving low pressure area brought a 18-24 hour period of moderate to sometimes heavy rainfall. 3 to 6 inches of rain fell over far eastern WI, which resulted in river, creek, and lowland flooding. Numerous roads were flooded and closed.
Read the full account →Scattered to widespread heavy rains across south-central and southeast Wisconsin during the period of June 9-12, 2004 kept many rivers and streams at or above flood stage for a good part, or most of the month.
Read the full account →Heavy rains from Tropical Depression Cristobal fell across western Wisconsin on June 9th. This heavy rain resulted in some flash flooding across portions of Buffalo, Trempealeau and Taylor Counties.
Read the full account →Heavy rains from Tropical Depression Cristobal fell across western Wisconsin on June 9th. This heavy rain resulted in some flash flooding across portions of Buffalo, Trempealeau and Taylor Counties.
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 →Several rounds of thunderstorms moved west to east across the same locations and dumped enough rain to cause flash flooding in the city of Kenosha (Kenosha County).
Read the full account →Heavy downpours of rain, of 1 to 2 inches, on top of a saturated ground, resulted in flash flooding of roads and highways in the Madison area. Residents remarked that even the "Beltline" on the south end of town flooded over like they've never seen before.
Read the full account →Repeated rounds of thunderstorms with heavy rains moved across portions of southwest Wisconsin during the evening of August 23rd into the early morning hours of the 24th. This heavy rain produced flash flooding across portions of Crawford and Richland Counties.
Read the full account →Scattered to widespread heavy rains across south-central and southeast Wisconsin during the period of June 9-12, 2004 kept many rivers and streams at or above flood stage for a good part, or most of the month.
Read the full account →A series of thunderstorms "trained" N/NW into Ozaukee county and dumped heavy rains from 2 inches to over 7 inches on June 18th. Total rainfalls for the 3-day period of the 16th, 17th, and 18th ranged from 5 to over 13 inches (see Port Washington flash flood report for…
Read the full account →Flash flooding occurred in southern Ozaukee county as a result of heavy rainfall amounts in excess of 8 inches over a 30 hour period ending about 1200CST. This flash flooding was greater than a "100 year rainfall" based on rainfall frequency maps.
Read the full account →Thunderstorms produced excessive rainfall across southwest Wisconsin during the night of May 31 into the morning hours ofJune 1. Amounts of 3 to 6 inches were common with localized amounts of over 7 inches.
Read the full account →A warm front lifting northward into Iowa triggered round after round of thunderstorms leading to excessive rainfall across southwest Wisconsin during the evening and overnight hours of August 18-19. Total rainfall amounts of 10 to 15 inches were common.
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 →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 →Two complexes of thunderstorms moved across southwest Wisconsin during the late evening of June 9th into the early morning hours of the 10th. These storms produced locally heavy rains with the runoff resulting in some flash flooding across Grant County.
Read the full account →Winter came early for much of the Northland in October. Some areas received upwards of a foot of snow while other areas received very little. The Lake Superior shoreline was heavily damaged by relentless waves caused by strong off lakes winds that gusted over 50 mph for many…
Read the full account →A slow moving low pressure area brought a 18-24 hour period of moderate to sometimes heavy rainfall. 3 to 6 inches of rain fell over far eastern WI, which resulted in river, creek, and lowland flooding. Numerous roads were flooded and closed.
Read the full account →A similar scenario to that of July 9, 2006 occurred again on the afternoon of July 27th. Very slow moving scattered thunderstorms developed across portions of south-central and southeast Wisconsin. A lake breeze fired additional storms across Waukesha County.
Read the full account →Several lines of strong to severe thunderstorms moved across southern Wisconsin throughout the day on October 1st into the early morning hours of October 2nd. The heavy rain and thunderstorms were associated with the passage of a slow moving cold front.
Read the full account →Several lines of strong to severe thunderstorms moved across southern Wisconsin throughout the day on October 1st into the early morning hours of October 2nd. The heavy rain and thunderstorms were associated with the passage of a slow moving cold front.
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