Pennsylvania, 2000

Flash Flooding in Pennsylvania, July 28, 2000

July 28, 2000 · NWS PBZ · 5 events in 5 counties and zones

Heavy thunderstorms passing over western Pennsylvania produced rainfall of up to 2 inches in an hour over several counties, producing numerous instances of flash flooding.

Where it happened

Every event with a place to put it; 5 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

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The toll

Deaths
0
Injuries
0
Property damage
$35,000
Crop damage
None recorded
Events
5

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 PBZ wrote it up.

Heavy thunderstorms passing over western Pennsylvania produced rainfall of up to 2 inches in an hour over several counties, producing numerous instances of flash flooding.

The radar

The national radar mosaic for the moment the first event began.

Open the radar archive at this moment

Event by event

5 flash flood. Local standard time, as filed.

Flash Flood, Allegheny

When
July 28, 2:10 PM EST to 4:00 PM EST
Where
Allegheny County, Imperial
Property damage
$5,000
Reported by
LAW ENFORCEMENT
Coordinates
40.469, -79.981 (the zone’s center; the record gives no point)

Minor street flooding was reported in Imperial. Just west of this area, up to 6 inches of water was reported on the roadway at the intersection of US Route 22 and SR 60. Also in this area, Campbells Run Creek rose out of its banks, partially flooding Campbells Run Road.

Flash Flood, Westmoreland

When
July 28, 2:10 PM EST to 4:45 PM EST
Where
Westmoreland County, Lower Burrell
Property damage
$10,000
Reported by
LAW ENFORCEMENT
Coordinates
40.311, -79.467 (the zone’s center; the record gives no point)

Road flooding was reported in the Lower Burrell area, stranding several people in their cars on Craigdell Road. The cars and their occupants were rescued when tow trucks pulled them out of the water.

Flash Flood, Beaver

When
July 28, 2:30 PM EST to 4:00 PM EST
Where
Beaver County, Ambridge
Property damage
$5,000
Reported by
LAW ENFORCEMENT
Coordinates
40.682, -80.349 (the zone’s center; the record gives no point)

Minor road flooding was reported in the Ambridge area.

Flash Flood, Washington

When
July 28, 2:45 PM EST to 5:00 PM EST
Where
Washington County, Burgettstown
Property damage
$5,000
Reported by
LAW ENFORCEMENT
Coordinates
40.189, -80.248 (the zone’s center; the record gives no point)

Minor road flooding was reported in the Burgettstown area.

Flash Flood, Indiana

When
July 28, 3:30 PM EST to 5:00 PM EST
Where
Indiana County, 1 mi N of Blairsville
Property damage
$10,000
Reported by
LAW ENFORCEMENT
Coordinates
40.652, -79.087 (the zone’s center; the record gives no point)

Up to 3 feet of water was reported on some roadways in North Blairsville as Black Lick Creek overflowed its banks.

What these are

Flash Flood
Flooding that begins within six hours of the rain that causes it, or of a dam or levee failure or ice jam release, often with deadly speed.

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

The same day elsewhere

More

Every storm in Pennsylvania in 2000Every state in 2000This day in weather historyWarnings in Pennsylvania, July 2000

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: 5162637, 5162638, 5162639, 5162640, 5162641.