Indiana

Storm History: Dearborn County, Indiana

365 episodes, 473 events since 1956

Every storm the National Weather Service has filed in Dearborn County, Indiana: 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
473
Deaths
0
Injuries
27
Damage
$16 million
Episodes
365

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 Dearborn 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
Flash Flood8300$401,000
Thunderstorm Wind7300$395,000
Tornado67021$3.8 million
Winter Weather6006
Hail5600$1.2 million
Winter Storm4900$200,000
Flood4200$3.7 million
Heavy Snow1100
High Wind1000$5.9 million
Ice Storm800
Excessive Heat400
Heat300
Extreme Cold/Wind Chill200
Cold/Wind Chill100$20,000
Lightning100$100,000
Frost/Freeze100$620,000
Heavy Rain100
Strong Wind100$2,000

The deadliest

None recorded.

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 Dearborn County, with its track

Every episode, newest first

Earlier years, state by state:

More

Tornadoes in Dearborn CountyEvery warning in Dearborn County since 1986Every county in Indiana

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.