Flash Flood in Montour County, Pennsylvania

Flash Flood July 24, 2017 · Montour County, Pennsylvania

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

What the National Weather Service wrote

Roads were reported flooded in Mooresburg and elsewhere across Montour County. Mudslides were also reported. US 11 and SR 54 was reported closed due to flash flooding. Railroads were also reported closed due to flooded railroad crossings. A section of the railroad bed was washed out on River Road.

The wider storm

Scattered showers and storms developed in a moderate CAPE / moderate shear environment across the middle Susquehanna Valley, and a handful of wind damage reports were received from this area. Additionally, an isolated supercell produced a brief EF0 tornado formed near Klines Grove in Northumberland County. Flash Flooding occurred in Montour, Columbia and Northumberland Counties.

Began near Mansdale (40.9882, -76.6104).

Source: NOAA Storm Events Database, event 713029. Narratives are written by the National Weather Service forecast office that issued the report.

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