Flash Flood in Northampton County, Pennsylvania

Flash Flood September 1, 2021 · Northampton County, Pennsylvania

$25.0M

Damage as recorded

Where the report was made, with tornadoes recorded within 15 miles over the years.

What the National Weather Service wrote

Widespread flash flooding occurred in Northampton County with many road closures. There was flooding along numerous waterways in the county, including the Lehigh River and the Monocacy Creek.

The wider storm

Post Tropical Cyclone Ida brought heavy rain to eastern Pennsylvania on September 1. Rainfall totals were as high as 5 to 10 inches. The heavy rain caused significant flash flooding, mainly in the southeastern part of the state. It resulted in widespread property damage. There were several fatalities.

Began near Berlinsville (40.7691, -75.5746).

Source: NOAA Storm Events Database, event 981400. Narratives are written by the National Weather Service forecast office that issued the report.

Tornadoes near your address

See every tornado that passed near a place you know, measured to its path.