A cold front approached New England on the early morning of July 26th, with warm and very humid air in place over Southern New England. A pre-frontal trough moved through the region generating showers and a few thunderstorms.  The thunderstorms brought down trees and wires in several locations, and generated tornadoes that touched down in Douglas and Upton during the early morning.

Tornado in WORCESTER, MASSACHUSETTS
From 26-JUL-18 01:32:00 to 26-JUL-18 01:40:00 (EST-5)
Location: EAST DOUGLAS
Tornado F-scale: EF1
Property damage: 25.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

At 132 AM EST, a tornado touched down near Maple Street in East Douglas and moved northeast through extreme northwest Uxbridge to southern Northbridge, where it lifted near Northbridge Middle School.  The tornado was on the ground for 4.4 miles. The path width reached a maximum of 200 yards in East Douglas.  Wind speeds were estimated at 100 mph.  The tornado was an EF-1 in East Douglas, and then an EF-0 in Uxbridge and Northbridge.

Flash Flood in ESSEX, MASSACHUSETTS
From 26-JUL-18 14:25:00 to 26-JUL-18 17:15:00 (EST-5)
Location: METHUEN
Flood cause: Heavy Rain
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Amateur Radio

At 2:25 PM a car was trapped in flood waters in Methuen, at the intersection of Burnham Road and Haverhill Street.

Flash Flood in ESSEX, MASSACHUSETTS
From 26-JUL-18 14:48:00 to 26-JUL-18 16:30:00 (EST-5)
Location: LAWRENCE
Flood cause: Heavy Rain
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Amateur Radio

At 2:48 PM EST, a car was trapped in flooding at the junction of Swan Street and Jackson Street in Methuen.

Flash Flood in ESSEX, MASSACHUSETTS
From 26-JUL-18 15:00:00 to 26-JUL-18 18:00:00 (EST-5)
Location: CARLETONVILLE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

At 3 PM EST, Bridge Street at Flint Street in Salem was flooded and impassable.

Flash Flood in ESSEX, MASSACHUSETTS
From 26-JUL-18 14:35:00 to 26-JUL-18 17:35:00 (EST-5)
Location: METHUEN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

At 2:35 PM EST Park Street in Lawrence had heavy flooding from Bennington Street to State Route 28.

Flash Flood in MIDDLESEX, MASSACHUSETTS
From 26-JUL-18 15:05:00 to 26-JUL-18 18:00:00 (EST-5)
Location: BOSTON NAVAL SHIPYAR
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

At 3:05 PM EST, Memorial Drive near Longfellow Bridge in Cambridge was reported flooded and impassable.

Tornado in WORCESTER, MASSACHUSETTS
From 26-JUL-18 01:41:00 to 26-JUL-18 01:43:00 (EST-5)
Location: WEST UPTON
Tornado F-scale: EF1
Property damage: 40.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

At 1:41 AM EST, the parent thunderstorm of the Douglas tornado generated a second tornado that touched down in western Upton.  The tornado touched down on Hartford Avenue South, crossed state route 140, and and produced most of its damage in the neighborhood of Ephram's Way. The tornado then moved northeast, lifting in Upton State Forest. Winds were estimated at 100 mph on Ephram's Way.  The path length was about 1 mile, with a maximum width of 100 yards.  The tornado was rated an EF-1.

Thunderstorm Wind in MIDDLESEX, MASSACHUSETTS
From 26-JUL-18 02:00:00 to 26-JUL-18 02:00:00 (EST-5)
Location: MARLBOROUGH
Magnitude: 50.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Amateur Radio

At 2 AM EST, multiple trees were reported down at the Marlborough Country Club in Marlborough.  Most of the damage was at the 16th and 17th holes.