A low pressure system moved across the Ohio Valley off the shore of New Jersey and south of Southern New England, spreading snow across the area.
Every event with a place to put it; 7 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS BOX wrote it up.
A low pressure system moved across the Ohio Valley off the shore of New Jersey and south of Southern New England, spreading snow across the area.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Boston/Norton, MA wrote its last area forecast discussion before the first event at Jan 10, 8:16 PM EST, 1 hour 44 minutes earlier.
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</html>The national radar mosaic for the moment the first event began.
7 heavy snow. Local standard time, as filed.
Nearly six inches of snow fell across western Hampden County.
A little over seven inches of snow fell across western Franklin County.
Between six and seven inches of snow fell across northwest Middlesex County.
Nearly six inches of snow fell across coastal Essex County.
Six inches of snow fell in western Hampshire County.
Nearly six inches of snow fell across southeastern Middlesex County.
Nearly six inches of snow fell across interior Essex County.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Massachusetts in 2009Every state in 2009This day in weather historyWarnings in Massachusetts, January 2009
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-10-01. Each event’s entry at NCEI: 150124, 150126, 150125, 150121, 150123, 150122, 150120.