Pennsylvania

Storm History: Butler County, Pennsylvania

608 episodes, 1,086 events since 1954

Every storm the National Weather Service has filed in Butler County, Pennsylvania: 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
1,086
Deaths
9
Injuries
93
Damage
$66 million
Episodes
608

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 Butler 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
Hail29300$7.2 million
Thunderstorm Wind24416$2.6 million
Tornado180685$39 million
Flash Flood17800$7.7 million
Flood4600$3.7 million
Winter Weather4422
Winter Storm3300$10,000
High Wind1900$5.1 million
Ice Storm1600$5,000
Heavy Snow1300
Extreme Cold/Wind Chill600
Funnel Cloud300
Lightning200$10,000
Drought200
Blizzard200
Cold/Wind Chill200
Strong Wind200
Lake-Effect Snow100

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 Butler County, with its track

Every episode, newest first

Earlier years, state by state:

More

Tornadoes in Butler CountyEvery warning in Butler County since 1986Every county in Pennsylvania

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.