Pennsylvania

Storm History: Westmoreland County, Pennsylvania

843 episodes, 1,925 events since 1954

Every storm the National Weather Service has filed in Westmoreland 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
1,925
Deaths
8
Injuries
78
Damage
$297 million
Episodes
843

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 Westmoreland 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
Hail45507$2.8 million
Thunderstorm Wind42126$4.5 million
Flash Flood40039$16 million
Tornado355149$271 million
Flood10100$840,000
Winter Storm5100
Winter Weather4400$20,000
High Wind2400$1.0 million
Heavy Snow2100
Extreme Cold/Wind Chill1100
Ice Storm1000
Strong Wind1000$162,000
Lightning827$38,000
Cold/Wind Chill700
Drought500
Blizzard200

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 Westmoreland County, with its track

Every episode, newest first

Earlier years, state by state:

More

Tornadoes in Westmoreland CountyEvery warning in Westmoreland 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.