FloodZoneMap.org

Flash Flood — Lafayette, WI

May 31, 2000

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. Many roads in these counties were covered with fast flowing water 1 to 3 feet deep that washed out gravel road shoulders. Also, many homes had basement flooding, and there were many reports of stranded vehicles which sustained flood damage. Both coop rain observations and WSR-88D Do

Source: NOAA National Weather Service Storm Events Database (event 5144329). Narrative written by NWS staff at the time of the event.

Flood Risk Context for Lafayette, WI

This event is one of many recorded floods in Lafayette County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.

View Lafayette County flood data →

More Flood Stories

Flood$20K damage

Lafayette, WI · Mar 13, 2019

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 →
Flash Flood

Lafayette, WI · Sep 12, 2019

A strong squall line with torrential rainfall moved east along and north of warm front over southern WI. A quick 2.5-4.5 inches of rain resulted in the flash flooding of creeks, small rivers, and urban and rural roadways. Some trees were downed by straight-line winds.

Read the full account →
Flood$500K damage

Lafayette, WI · Jun 1, 2004

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 →
Flash Flood$480K damage

Lafayette, WI · Jul 18, 1996

Flash flooding occurred in the villages of Blanchardville and Argyle due to rainfalls of 6 to 7 inches within a 4 to 5 hour period. These rains were the result of thunderstorms developing in Lafayette and Iowa counties, and then training ESE into the Blanchardville area.

Read the full account →