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Marine Thunderstorm Wind · Atlantic North

Marine Thunderstorm Wind August 19, 2020 · Cape Elizabeth Me To Merrimack River Ma Out 25 Nm, Atlantic North

39 mph

Measured gust (34 kt)

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

What the National Weather Service wrote

Strong thunderstorm outflow gust of 39 mph measured at Isle Of Shoals C-Man station.

The wider storm

An upper level trough swung through the region allowing for instability rain showers and isolated thunderstorms to develop. A discrete strong thunderstorm developed over coastal New Hampshire by late afternoon.

Began near Isle of Shoals (42.9810, -70.6098).

Source: NOAA Storm Events Database, event 918530. Narratives are written by the National Weather Service forecast office that issued the report.

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