Flash Flood in Harford County, Maryland

Flash Flood June 30, 2025 · Harford County, Maryland

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

What the National Weather Service wrote

Belair Road at Old Joppa Road closed due to high water. North Tollgate Road also closed due to high water. Around one foot of water flowing across the roads.

The wider storm

A boundary stalled across northeast Maryland and interacted with the Chesapeake Bay breeze to result in a nearly stationary thunderstorm across Baltimore and Harford counties for much of the late afternoon and evening. Localized rainfall amounts of two to six inches were observed, with instances of flash flooding.

Began near Benson (39.5119, -76.3756).

Source: NOAA Storm Events Database, event 1259485. Narratives are written by the National Weather Service forecast office that issued the report.

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