Marine High Wind · Atlantic North

Marine High Wind October 27, 2021 · Boston Harbor, Atlantic North

77 mph

Measured gust (67 kt)

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

What the National Weather Service wrote

Around daybreak, Weatherflow mesonet stations recorded the following peak gusts:

77 mph at Deer Island (647 AM EDT or 547 AM EST); 71 mph at Squantum Point at 548 AM EDT; 66 mph at Pleasure Bay at 552 AM EDT; and 63 mph at Dread Ledge at 640 AM EDT.

The wider storm

A low pressure nor'easter underwent bombogenesis as it developed east of Nantucket on the 26th. It then moved west toward Nantucket Sound, before heading eastward again back out to sea on the 27th. Winds gusted to 60-90+ mph. More than one-half million power outages were reported...495,000 in MA and 96,800 in RI. Schools were closed for multiple days, as it took a while to clean up the downed trees/wires and to restore power.

Began near Boston Light (42.3400, -70.9549).

Source: NOAA Storm Events Database, event 988031. Narratives are written by the National Weather Service forecast office that issued the report.

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