Pennsylvania, 1998

Damaging Wind in Pennsylvania, September 7, 1998

September 7, 1998 · NWS PHI · 1 event in 1 county or zone

A squall line of severe thunderstorms knocked over tree limbs and wires in Lehigh County. The wind damage intensified in the southeast part of the county as larger trees were knocked down.

Where it happened

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  • 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
1
Property damage
None recorded
Crop damage
None recorded
Events
1

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.

What happened

The episode as NWS PHI wrote it up.

A squall line of severe thunderstorms knocked over tree limbs and wires in Lehigh County. The wind damage intensified in the southeast part of the county as larger trees were knocked down. A 71-year-old man was injured on 7th Street in Allentown as a large tree limb landed on him. Several vehicles within Allentown were damaged by fallen trees. Trees up to two feet in diameter were knocked over in Lower Macungie Township and closed a couple of roadways. About 3,000 homes and businesses lost power in Lehigh County, mainly in and around Allentown.

The radar

The Philadelphia radar (KDIX), 119 km away, was scanning. The volume nearest the first event began at 17:01 UTC.

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Event by event

1 thunderstorm wind. Local standard time, as filed.

Thunderstorm Wind, Lehigh

When
September 7, 12:00 PM EST to 12:15 PM EST
Where
Lehigh County, Alburtis to Allentown
Measured
55 kt (63 mph)
Injuries
1 direct, 0 indirect
Reported by
NEWSPAPER
Coordinates
40.520, -75.600

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.

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

The same day elsewhere

More

Every storm in Pennsylvania in 1998Every state in 1998This day in weather historyWarnings in Pennsylvania, September 1998

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: 5673143.