Ohio

Storm History: Mahoning County, Ohio

393 episodes, 552 events since 1955

Every storm the National Weather Service has filed in Mahoning County, Ohio: 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
552
Deaths
7
Injuries
39
Damage
$74 million
Episodes
393

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 Mahoning 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
Hail19500$7.3 million
Tornado113316$11 million
Thunderstorm Wind8618$2.2 million
Flash Flood4506$23 million
High Wind3211$6.0 million
Winter Storm2802$7.6 million
Flood1400$12 million
Heavy Snow800$2.3 million
Drought600$1.0 million
Extreme Cold/Wind Chill600
Strong Wind400$175,000
Lightning323$30,000
Ice Storm300$1.4 million
Cold/Wind Chill200$105,000
Heavy Rain200$34,000
Heat200
Blizzard200
Lake-Effect Snow103$500,000

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 Mahoning County, with its track

Every episode, newest first

Earlier years, state by state:

More

Tornadoes in Mahoning CountyEvery warning in Mahoning County since 1986Every county in Ohio

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.