Tornado, Westmoreland
- When
- May 12, 1:50 PM CST
- Where
- Westmoreland County
- Rating
- F2
- Path length
- 2.2 mi
- Path width
- 20 yd
- Property damage
- $250,000
- Coordinates
- 40.400, -79.380
Tornado and Hail in Pennsylvania, May 12, 1980
3 hail, 3 thunderstorm wind, 1 tornado, as filed by the National Weather Service.
Where it happened
Every event with a place to put it. Tap one for its entry below.
- Tornadoes
- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
- Fire, smoke and dust
- Marine and coastal
- Other
The toll
- Deaths
- 0
- Injuries
- 0
- Property damage
- $250,000
- Crop damage
- None recorded
- Events
- 7
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.
Event by event
3 hail, 3 thunderstorm wind, 1 tornado. Local standard time, as filed.
Hail, Allegheny
- When
- May 12, 1:56 PM CST
- Where
- Allegheny County
- Measured
- 0.75 in hail
- Coordinates
- 40.350, -79.930
Thunderstorm Wind, Blair
- When
- May 12, 3:00 PM CST
- Where
- Blair County
- Coordinates
- 40.320, -78.470
Thunderstorm Wind, York
- When
- May 12, 4:22 PM CST
- Where
- York County
- Coordinates
- 39.930, -76.870
Hail, Lancaster
- When
- May 12, 5:00 PM CST
- Where
- Lancaster County
- Measured
- 1 in hail
- Coordinates
- 41.180, -75.980
Thunderstorm Wind, Franklin
- When
- May 12, 5:00 PM CST
- Where
- Franklin County
- Coordinates
- 39.930, -77.670
Hail, Adams
- When
- May 12, 5:30 PM CST
- Where
- Adams County
- Measured
- 1.75 in hail
- Coordinates
- 39.870, -77.070
What these are
- Tornado
- A violently rotating column of air in contact with the ground and extending from a thunderstorm, filed with its path, width and Fujita or Enhanced Fujita rating from the damage survey.
- Hail
- Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
- Thunderstorm Wind
- Winds from a thunderstorm of 50 knots (58 mph) or more, or lower winds that caused damage or casualties. Measured gusts are marked MG, estimated EG.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
- Tornadoes and Hail in Missouri, May 12, 1980
- Tornado and Hail in Ohio, May 12, 1980
- Tornado in Illinois, May 12, 1980
- Hail in Indiana, May 12, 1980
- Damaging Winds in Texas, May 12, 1980
- Damaging Winds in Maryland, May 12, 1980
- Hail in Kansas, May 12, 1980
- Damaging Wind in West Virginia, May 12, 1980
- Tornado in Washington, May 12, 1980
More
Every storm in Pennsylvania in 1980Every state in 1980This day in weather historyThe tornado archive for Pennsylvania, 1980
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. Each event’s entry at NCEI: 10115634, 10115635, 10115849, 10115850, 10115851, 10115852, 10115853.