Hail in Wisconsin
Every hail event the National Weather Service has filed in Wisconsin, year by year, with the most significant episodes. Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
The most significant on the map
The most significant hail episodes in Wisconsin.
- Tornadoes
- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
- Fire, smoke and dust
- Marine and coastal
- Other
The record
- Events
- 9,265
- Deaths
- 1
- Injuries
- 43
- Damage
- $1.1 billion
Every year
The most significant
Ranked by deaths, injuries, damage and size together.
- Tornadoes and Hail in Wisconsin, April 3, 1956
- Tornadoes and Hail in Wisconsin, April 27, 1984
- Tornado and Hail in Wisconsin, August 11, 1969
- Tornadoes and Hail in Wisconsin, April 21, 1974
- Tornadoes and Hail in Wisconsin, April 11, 1965
- Tornadoes and Hail in Wisconsin, July 15, 1980
- Tornadoes and Hail in Wisconsin, June 8, 1985
- Tornadoes and Hail in Wisconsin, July 30, 1977
- Tornadoes and Hail in Wisconsin, August 19, 1968
- Tornadoes and Hail in Wisconsin, August 12, 1985
- Tornadoes and Hail in Wisconsin, August 29, 1992
- Tornadoes and Hail in Wisconsin, August 22, 1964
- Tornadoes and Hail in Wisconsin, August 18, 2005The largest single-day tornado outbreak in Wisconsin recorded history for south-central and southeast Wisconsin occurred on August 18, 2005. Sixteen tornadoes were documented on this day in south-central and southeast Wisconsin, a new single-day record.
- Tornadoes and Hail in Wisconsin, May 16, 2017Severe thunderstorms developed along a warm-front in Southern Minnesota during the afternoon. During the late-afternoon and evening, storms continued to progress eastward and develop over Northwestern Wisconsin.
- Tornadoes and Hail in Wisconsin, July 3, 1983
- Tornadoes and Hail in Wisconsin, June 17, 1992
- Tornadoes and Hail in Wisconsin, August 16, 1963
- Tornadoes and Hail in Wisconsin, June 23, 2004Two rounds of severe weather affected parts of south-central and southeast Wisconsin on June 23rd, with the second round featuring 8 tornadoes, large hail (up to golf-ball size), and powerful straight-line downburst winds.
- Flood and Hail in Wisconsin, June 13, 2022A supercell thunderstorm formed north of a warm front and tracked east across much of southern WI. A swath of destructive hail and sporadic wind damage occurred. More specifically, vehicle, shingle, siding, gutter, and window screen damage.
- Tornadoes and Hail in Wisconsin, July 5, 1994Scattered severe thunderstorms generated damaging winds and hail up to the size of baseballs across west-central, central and east-central Wisconsin. In Eau Claire (Eau Claire County) powerful winds toppled trees which damaged two homes and a car.
- Tornadoes and Hail in Wisconsin, April 7, 1980
- Flash Flooding and Flooding in Wisconsin, September 21 to 29, 2016One person was killed near Victory (Vernon County) when a house was swept down a hillside by a mudslide during the early morning hours of the 22nd.
- Hail and Heavy Rain in Wisconsin, August 18, 2014Three people were killed in a Trempealeau County car crashed that occurred during the morning of August 18th. The crash happened during a thunderstorm that was producing heavy rain at the time.
- Tornadoes and Hail in Wisconsin, January 7, 2008Very rare, mid-winter, severe storms affected parts of south-central and southeast Wisconsin on January 7th - in the form of two tornadoes and scattered, large, hailstones, and downburst winds.
- Flash Flooding and Flooding in Wisconsin, June 16 to 18, 2018Multiple rounds of thunderstorms along a stationary boundary starting Friday, June 15th, and persisting through the day June 16th, acted to saturate soils across northwest Wisconsin. Another round of training storms developed the night of the 16th, fed by a moist low-level jet.
More
Sources
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24.