Low pressure moving through Eastern Canada dragged a cold front through New England during the night of the 25th.  Showers and thunderstorms ahead of the cold front moved through Western Massachusetts, then dissipated as they moved farther east.

Thunderstorm Wind in HAMPSHIRE, MASSACHUSETTS
From 25-FEB-17 19:17:00 to 25-FEB-17 19:17:00 (EST-5)
Location: GOSHEN
Magnitude: 58.00 EG
Property damage: 4.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Multiple trees and wires down on Main Street in Goshen.

Thunderstorm Wind in FRANKLIN, MASSACHUSETTS
From 25-FEB-17 19:35:00 to 25-FEB-17 19:35:00 (EST-5)
Location: SOUTH ASHFIELD
Magnitude: 52.00 EG
Property damage: 3.50K
Crop damage: 0.00K
Reported by: Amateur Radio

Tree down on Creamery Road in Ashfield.  Tree down on a house on Conway Road in Ashfield.  Also trees and wires down on Pfersick Road.

Thunderstorm Wind in FRANKLIN, MASSACHUSETTS
From 25-FEB-17 19:35:00 to 25-FEB-17 19:35:00 (EST-5)
Location: MONTAGUE STATION
Magnitude: 52.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Tree down on wires on Swamp Road in Montague.  Multiple trees down on North Leverett Road in Montague.

Thunderstorm Wind in FRANKLIN, MASSACHUSETTS
From 25-FEB-17 19:40:00 to 25-FEB-17 19:40:00 (EST-5)
Location: DEERFIELD
Magnitude: 52.00 EG
Property damage: 4.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Tree and wires down across Upper Road in Deerfield.  Tree and wires down across Old Main Street. Tree down blocking River Road.

Thunderstorm Wind in FRANKLIN, MASSACHUSETTS
From 25-FEB-17 19:40:00 to 25-FEB-17 19:40:00 (EST-5)
Location: GREENFIELD
Magnitude: 52.00 EG
Property damage: 3.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Trees and wires down on Mountain Road in Greenfield.

Thunderstorm Wind in FRANKLIN, MASSACHUSETTS
From 25-FEB-17 19:52:00 to 25-FEB-17 19:52:00 (EST-5)
Location: TURNERS FALLS
Magnitude: 52.00 EG
Property damage: 4.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Trees and wires down on South Cross Road in Gill.  Tree down on Route 2.

Thunderstorm Wind in FRANKLIN, MASSACHUSETTS
From 25-FEB-17 19:57:00 to 25-FEB-17 19:57:00 (EST-5)
Location: NORTHFIELD
Magnitude: 52.00 EG
Property damage: 4.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Multiple trees and wires down in Northfield.

Tornado in FRANKLIN, MASSACHUSETTS
From 25-FEB-17 19:23:00 to 25-FEB-17 19:27:00 (EST-5)
Location: SOUTH ASHFIELD
Tornado F-scale: EF1
Property damage: 400.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

The second phase of this tornado touched down at 723 pm EST on Main Poland Road in western Conway Massachusetts. The path width started at 50 yards, with a sharp gradient evident of damage versus no damage. Large sections of forest had thick pine trees snapped at mid-tree.  Numerous power lines were downed along the path into downtown Conway. The path width grew, reaching a maximum width of 200 yards near the town hall. Several houses were severely damaged on Whately Road, southeast of the town hall. Roofs were blown off, and in one case the side walls of a house were missing with the interior of the house exposed. On Hill View Road a large barn collapsed. One injury occurred when a tree landed on a house on South Deerfield Road east of town.  That was where the visible damage path ended.

Tornado in HAMPSHIRE, MASSACHUSETTS
From 25-FEB-17 19:18:00 to 25-FEB-17 19:21:00 (EST-5)
Location: GOSHEN
Tornado F-scale: EF1
Property damage: 250.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A tornado touched down in Goshen at Pine Road, just to the east of Hammond Pond.  Several pine trees were snapped mid-way and two homes were damaged by trees falling onto them.  A portion of Route 9 was closed between the Fire Station and the intersection with Route 112.  There was significant tree damage on the southwest shore of Highland Lake, with numerous trees snapped half-way up from their bases and many uprooted.  The tornado crossed Highland Lake and imagery received after-the-fact from town officials also indicated significant tree damage on the northeast side of Highland Lake from Camp Howe southward along Headquarters Road into the Daughters of the American Revolution (DAR) State Forest.  The damage was consistent with 90 mph wind gusts, with a rating of EF-1 on the Enhanced Fujita Scale.
The tornado was on the ground for 2.9 miles with a maximum width of 100 yards. It lasted from 718-721 PM before lifting up briefly and then touching down again in Conway, MA.