Indiana

Storm History: Boone County, Indiana

320 episodes, 494 events since 1955

Every storm the National Weather Service has filed in Boone 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
494
Deaths
21
Injuries
138
Damage
$35 million
Episodes
320

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 Boone 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
Tornado14320105$32 million
Hail10900$207,000
Flash Flood5900$290,000
Thunderstorm Wind5613$176,000
Flood5300$1.1 million
Winter Storm2000
Heavy Snow1700
Drought800
High Wind700$21,000
Lightning500$385,000
Ice Storm400$360,000
Heat300
Extreme Cold/Wind Chill300
Cold/Wind Chill200
Winter Weather2030$280,000
Dense Fog100
Blizzard100
Excessive Heat100

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 Boone County, with its track

Every episode, newest first

Earlier years, state by state:

More

Tornadoes in Boone CountyEvery warning in Boone 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.