Wisconsin

Storm History: Washington County, Wisconsin

717 episodes, 882 events since 1958

Every storm the National Weather Service has filed in Washington County, Wisconsin: floods, hail, damaging wind, tornadoes, winter storms, heat and the rest, with the most serious on record. Events filed by forecast zone count for every county the zone covers.

The record

Events
882
Deaths
16
Injuries
118
Damage
$88 million
Episodes
717

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

Open the live radar over Washington County

Every year

From 1996 the record holds 48 kinds of event with each office’s narrative; before that, tornadoes, hail and thunderstorm wind only, and before 1955 tornadoes alone.

By kind of event

Counted under the kind that heads each episode.

Kind of eventEventsDeathsInjuriesDamage
Hail15810$11 million
Winter Weather134239
Tornado111357$31 million
Dense Fog7900
Winter Storm7069$37,000
Thunderstorm Wind6012$11 million
Flash Flood5213$20 million
Strong Wind3800$136,000
Flood3201$14 million
Heat2900
Cold/Wind Chill2510$2,000
High Wind1800$639,000
Drought1800$225,000
Heavy Snow1100
Extreme Cold/Wind Chill1000
Excessive Heat1000
Blizzard900$10,000
Lightning900$503,000
Funnel Cloud300
Ice Storm200$20,000
Heavy Rain100
Wildfire100
Lake-Effect Snow117
Frost/Freeze100

The deadliest

The costliest

Damage within this county, in the dollars of its year.

The largest hail

The largest stone in each episode, which may have fallen in a neighboring county of the same episode.

The strongest tornadoes

Every tornado in Washington County, with its track

Every episode, newest first

Earlier years, state by state:

More

Tornadoes in Washington CountyEvery warning in Washington County since 1986Every county in Wisconsin

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.