Pennsylvania, 1991

Hail and Damaging Winds in Pennsylvania, May 13, 1991

May 13, 1991 · NWS HAR · 9 events in 7 counties and zones

7 thunderstorm wind, 2 hail, 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

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The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
9

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

7 thunderstorm wind, 2 hail. Local standard time, as filed.

Thunderstorm Wind, Franklin

When
May 13, 12:30 PM CST
Where
Franklin County
Coordinates
39.750, -77.580

Hail, Adams

When
May 13, 1:07 PM CST
Where
Adams County
Measured
1.75 in hail
Coordinates
39.830, -77.020

Thunderstorm Wind, Union

When
May 13, 2:05 PM CST
Where
Union County
Coordinates
40.870, -77.280

Thunderstorm Wind, Northumberland

When
May 13, 2:10 PM CST
Where
Northumberland County
Coordinates
40.700, -76.830

Thunderstorm Wind, Snyder

When
May 13, 2:15 PM CST
Where
Snyder County
Coordinates
40.800, -76.850

Thunderstorm Wind, Union

When
May 13, 2:15 PM CST
Where
Union County
Coordinates
41.020, -76.880

Hail, Schuylkill

When
May 13, 3:10 PM CST
Where
Schuylkill County
Measured
0.75 in hail
Coordinates
40.550, -76.200

Thunderstorm Wind, Blair

When
May 13, 4:14 PM CST
Where
Blair County
Coordinates
40.300, -78.320

Thunderstorm Wind, Blair

When
May 13, 4:14 PM CST
Where
Blair County
Coordinates
40.480, -78.400

What these are

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.
Hail
Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in Pennsylvania in 1991Every state in 1991This day in weather historyWarnings in Pennsylvania, May 1991

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: 10114672, 10114673, 10114674, 10114675, 10114676, 10114677, 10114678, 10114679, 10114680.