Flash Flood in Howard County, Maryland

Flash Flood May 30, 2025 · Howard County, Maryland

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

What the National Weather Service wrote

At least six inches of flowing water over Guilford Road and Old Columbia Road.

The wider storm

Showers and thunderstorms developed along a slow moving cold front and produced a quick one to locally three inches of rain in a short period of time.

Began near Simpsonville (39.1800, -76.8700).

Source: NOAA Storm Events Database, event 1253398. Narratives are written by the National Weather Service forecast office that issued the report.

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