Marine Thunderstorm Wind · Atlantic North

Marine Thunderstorm Wind April 20, 2026 · Tidal Potomac Key Bridge To Indian Hd Md, Atlantic North

47 mph

Measured gust (41 kt)

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

What the National Weather Service wrote

A wind gust of 41 knots (47 MPH) was measured by the ASOS at Ronald Reagan Washington National Airport (KDCA) adjacent to the tidal Potomac River.

A few widely scattered thunderstorms produced localized gale-force winds associated with an upper-level low during the morning to midday hours.

Began near (dca)reagan National Airport (38.8600, -77.0300).

Source: NOAA Storm Events Database, event 1320884. Narratives are written by the National Weather Service forecast office that issued the report.

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