Strong Wind — Southeast Middlesex, Massachusetts

2020-09-30 · Southeast Middlesex, Massachusetts

Event narrative

Winds were generally gusting to between 45 and 50 mph. At 807 AM EDT the ASOS at the Hanscom Field Airport (KBED) reported a wind gust to 44 mph. Farther to the east at 747 AM EDT the ASOS at Logan International Airport (KBOS) in Boston recorded a gust to 56 mph. In Lexington, at 542 AM EDT a large tree limb was down on Waltham St.

Wider weather episode

A cold front produced a fine line of low-topped convection that moved across the region from west to east during the morning. A southerly low level jet of 80 knots at 850 mb, combined with fully leafed trees, helped cause damaging winds. In addition, heavy rain, totaling 2 to 2.75 inches fell in Franklin and Hampshire Counties in western Massachusetts.

Source: NOAA Storm Events Database, event_id 917852. Narrative written by the NWS forecast office that issued the report.