Wisconsin

Storm History: Ozaukee County, Wisconsin

590 episodes, 670 events since 1960

Every storm the National Weather Service has filed in Ozaukee 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
670
Deaths
5
Injuries
42
Damage
$44 million
Episodes
590

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 Ozaukee 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
Winter Weather12210
Hail7902$7.1 million
Dense Fog7910
Winter Storm7200$45,000
Tornado53031$4.0 million
Strong Wind3700$129,000
Flash Flood3300$13 million
Flood3112$15 million
Thunderstorm Wind2604$3.9 million
Heat2600
Cold/Wind Chill2300$2,000
High Wind1700$658,000
Drought1700$150,000
Extreme Cold/Wind Chill1000
Heavy Snow900
Blizzard900$5,000
Excessive Heat900
Lightning603$114,000
Waterspout200
Ice Storm200$20,000
Lakeshore Flood200$65,000
Rip Current220
Funnel Cloud100
Heavy Rain100
Lake-Effect Snow100
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 Ozaukee County, with its track

Every episode, newest first

Earlier years, state by state:

More

Tornadoes in Ozaukee CountyEvery warning in Ozaukee 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.