Pennsylvania, 1994

Tornadoes and Hail in Pennsylvania, August 13, 1994

August 13, 1994 · 15 events in 10 counties and zones

9 thunderstorm wind, 4 hail, 2 tornado, as filed by the National Weather Service.

Where it happened

Every event with a place to put it; 14 filed by county or forecast zone are drawn at its center, in a lighter ring. 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

Open the live radar over this ground

The toll

Deaths
0
Injuries
0
Property damage
$6,000
Crop damage
None recorded
Events
15

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

9 thunderstorm wind, 4 hail, 2 tornado. Local standard time, as filed.

Thunderstorm Wind, Luzerne

When
August 13, 2:30 PM EST to 3:00 PM EST
Where
Luzerne County, Countywide
Coordinates
41.177, -75.989 (the zone’s center; the record gives no point)

Scattered trees were reported uprooted throughout the county. In addition 5,800 homes lost power. Lightning killed two women and injured one man in separate incidents. A 42-year-old man was injured when lightning struck a tent he was hiding in Ricketts Glen State Park. Lightning entered through his right shoulder and exited through his right foot. Farther southeast in Moon Lake Park in Plymouth Township two women were struck and killed by lightning while taking shelter under a pavilion. Lightning also split two of the pavilion's six support posts. One woman was so badly struck that she received third degree burns over 35% of her body, had two quarters fused in her pocket and the zipper to her jeans was melted. (F48O)(F50O)

Hail, Lackawanna

When
August 13, 2:55 PM EST
Where
Lackawanna County, Scranton
Measured
0.75 in hail
Coordinates
41.437, -75.609 (the zone’s center; the record gives no point)

Dime-size hail fell on the north side of Scranton.

Thunderstorm Wind, Montgomery

When
August 13, 3:36 PM EST
Where
Montgomery County, Telford
Measured
57 kt (66 mph)
Coordinates
40.211, -75.367 (the zone’s center; the record gives no point)

Estimated wind gusts to 65 mph were observed in Telford.

Thunderstorm Wind, Bucks

When
August 13, 3:37 PM EST
Where
Bucks County, Telford
Coordinates
40.337, -75.107 (the zone’s center; the record gives no point)

Downed trees were reported in Telford. Penny-size hail fell in Chalfont. In Doylestown, six residents were evacuated from the Lenape Valley Foundation Sandy Ridge Center after lightning ignited a fire in the building. A separate lightning strike blew up the chimney and siding off a house in Doylestown.

Hail, Bucks

When
August 13, 3:40 PM EST
Where
Bucks County, Chalfont
Measured
0.75 in hail
Coordinates
40.337, -75.107 (the zone’s center; the record gives no point)

Downed trees were reported in Telford. Penny-size hail fell in Chalfont. In Doylestown, six residents were evacuated from the Lenape Valley Foundation Sandy Ridge Center after lightning ignited a fire in the building. A separate lightning strike blew up the chimney and siding off a house in Doylestown.

Thunderstorm Wind, Lancaster

When
August 13, 4:00 PM EST to 4:30 PM EST
Where
Lancaster County, N Portion
Measured
52 kt (60 mph)
Coordinates
40.042, -76.248 (the zone’s center; the record gives no point)

Severe thunderstorms affected most of northern Lancaster County. Downed trees and power lines were reported in Columbia, Ephrata (Gusts to 60 mph reported), Manheim, New Holland, Salunga and West Hempfield. A downed tree in West Hempfield punched holes in the roof of a house. About 1,500 homes lost power. In addition to downed trees, golf ball-size hail fell in Rohrerstown.

Hail, Lancaster

When
August 13, 4:10 PM EST
Where
Lancaster County, Rohrerstown
Measured
1.75 in hail
Coordinates
40.042, -76.248 (the zone’s center; the record gives no point)

Severe thunderstorms affected most of northern Lancaster County. Downed trees and power lines were reported in Columbia, Ephrata (Gusts to 60 mph reported), Manheim, New Holland, Salunga and West Hempfield. A downed tree in West Hempfield punched holes in the roof of a house. About 1,500 homes lost power. In addition to downed trees, golf ball-size hail fell in Rohrerstown.

Thunderstorm Wind, Montgomery

When
August 13, 4:25 PM EST to 4:45 PM EST
Where
Montgomery County
Measured
62 kt (71 mph)
Coordinates
40.211, -75.367 (the zone’s center; the record gives no point)

Severe thunderstorms affected most of Montgomery County and downed what was described as a "countless" number of trees and wires. In western Conshohocken two house frames under construction collapsed. In New Hanover wind gusts to 73 mph were observed along with downed trees. In Souderton a measured wind gust to 58 mph was observed along with marble-size hail. In Upper Merion, a large tent was knocked down at the Valley Forge Convention Center. Thousands were without power. About 25,000 customers throughout the Philadelphia Electric Company (PECO) service area lost power this afternoon, 8,500 still did not have power as of 830 pm EST.

Tornado, Chester

When
August 13, 4:40 PM EST
Where
Chester County, Honey Brook
Rating
F0
Path length
0.5 mi
Path width
100 yd
Coordinates
40.100, -75.780

A weak tornado (F0 on the Fujita Scale) touched down on Barneston Road in Wallace Township. There was no property damage, but numerous trees were uprooted or snapped (up to three feet wide) on Barneston (at least 20), Templin and Indiantown Roads. The tornado was sighted by many individuals in the area. No injuries were reported.

Thunderstorm Wind, Chester

When
August 13, 4:55 PM EST
Where
Chester County, Downingtown
Coordinates
39.973, -75.748 (the zone’s center; the record gives no point)

A severe thunderstorm uprooted trees in West and East Whiteland Townships. As the thunderstorm moved northeast into Charlestown Township, it dropped a F1 (Fujita Scale) tornado on Valley Hill Road. Most of the damage with the second tornado of this day in Chester County was uprooted trees. But, a couple of trees knocked down awnings and a church sign and resulted in minor property damage. Although the tornado lifted in western parts of Charlestown, its parent thunderstorm produced downburst winds which knocked over trees on Pennsylvania State Route 29 in the eastern part of town. No injuries were reported.

Tornado, Chester

When
August 13, 5:00 PM EST
Where
Chester County, Downingtown
Rating
F1
Path length
0.3 mi
Path width
100 yd
Coordinates
39.973, -75.748 (the zone’s center; the record gives no point)

A severe thunderstorm uprooted trees in West and East Whiteland Townships. As the thunderstorm moved northeast into Charlestown Township, it dropped a F1 (Fujita Scale) tornado on Valley Hill Road. Most of the damage with the second tornado of this day in Chester County was uprooted trees. But, a couple of trees knocked down awnings and a church sign and resulted in minor property damage. Although the tornado lifted in western parts of Charlestown, its parent thunderstorm produced downburst winds which knocked over trees on Pennsylvania State Route 29 in the eastern part of town. No injuries were reported.

Hail, Huntingdon

When
August 13, 5:00 PM EST
Where
Huntingdon County, Three Springs to Saltillo
Measured
1 in hail
Coordinates
40.417, -77.981 (the zone’s center; the record gives no point)

A private road was washed out and several basements were flooded.

Thunderstorm Wind, Erie

When
August 13, 7:15 PM EST
Where
Erie County, Erie
Property damage
$5,000
Coordinates
42.118, -80.098 (the zone’s center; the record gives no point)

Trees and limbs were downed.

Thunderstorm Wind, Mercer

When
August 13, 7:30 PM EST
Where
Mercer County, Wheatland
Property damage
$500
Coordinates
41.302, -80.258 (the zone’s center; the record gives no point)

Trees and powerlines were downed in several areas across the southern part of the county.

Thunderstorm Wind, Venango

When
August 13, 8:30 PM EST
Where
Venango County, Clintonville
Coordinates
41.401, -79.758 (the zone’s center; the record gives no point)

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.
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.

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

The same day elsewhere

More

Every storm in Pennsylvania in 1994Every state in 1994This day in weather historyThe tornado archive for Pennsylvania, 1994Warnings in Pennsylvania, August 1994

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: 10345873, 10345832, 10345881, 10343838, 10343839, 10345903, 10345904, 10345892, 10343589, 10343565, 10343566, 10345615, 10345773, 10345708, 10345223.