Flood, Allegheny
- When
- July 19, 11:00 PM EST to July 20, 9:00 AM EST
- Where
- Allegheny forecast zone
- Property damage
- $5,000
- Coordinates
- 40.469, -79.981 (the zone’s center; the record gives no point)
The Ohio River, at the Point in Pittsburgh to Dashields Lock and Dam, went above their 25 foot flood stages in response to heavy thunderstorm rains in the Allegheny and Monongahela River Basins. Only minor flooding occurred.
Every event with a place to put it; 1 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
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.
The episode as NWS PBZ wrote it up.
The Ohio River, at the Point in Pittsburgh to Dashields Lock and Dam, went above their 25 foot flood stages in response to heavy thunderstorm rains in the Allegheny and Monongahela River Basins. Only minor flooding occurred. The crest at Pittsburgh was 3.1 feet above flood stage and only 0.6 feet above flood stage at Dashields. This is the first time that the Ohio River at Pittsburgh rose above flood stage in a summer month since the Hurricane Agnes flood of 1972.
The national radar mosaic for the moment the first event began.
1 flood. Local standard time, as filed.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Pennsylvania in 1996Every state in 1996This day in weather historyWarnings in Pennsylvania, July 1996
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: 5574749.