Pennsylvania

Storm History: Sullivan County, Pennsylvania

284 episodes, 329 events since 1954

Every storm the National Weather Service has filed in Sullivan 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
329
Deaths
1
Injuries
3
Damage
$12 million
Episodes
284

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 Sullivan 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
Thunderstorm Wind6400$135,000
Heavy Snow4900$56,000
Flash Flood3900$11 million
Winter Storm3900
Hail3800$43,000
Tornado3212$813,000
Extreme Cold/Wind Chill1800
Ice Storm1500
Flood1000
High Wind900$14,000
Winter Weather701
Drought400
Blizzard100
Tropical Storm100
Cold/Wind Chill100
Strong Wind100$2,000
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 Sullivan County, with its track

Every episode, newest first

Earlier years, state by state:

More

Tornadoes in Sullivan CountyEvery warning in Sullivan 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.