A cold front lay stalled across Massachusetts.  Several heavy downpours moved across the state near the front.  Western Massachusetts and the Merrimack Valley were most affected.

Flood in HAMPDEN, MASSACHUSETTS
From 18-JUL-17 18:29:00 to 18-JUL-17 21:30:00 (EST-5)
Location: ALDENVILLE
Flood cause: Heavy Rain
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Amateur Radio

At 629 PM EST, an amateur radio operator reported Meadow Street in Chicopee was flooded and impassable.

Flood in HAMPDEN, MASSACHUSETTS
From 18-JUL-17 18:45:00 to 18-JUL-17 22:00:00 (EST-5)
Location: NORTH AGAWAM
Flood cause: Heavy Rain
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Amateur Radio

At 645 PM EST, an amateur radio operator reported that the southbound U.S. Route 5 tunnel in West Springfield was flooded and impassable.

Flood in HAMPDEN, MASSACHUSETTS
From 18-JUL-17 18:56:00 to 18-JUL-17 21:00:00 (EST-5)
Location: PALMER
Flood cause: Heavy Rain
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Broadcast Media

At 656 PM EST, an amateur radio operator reported U.S. Route 20 in Palmer was flooded with manhole covers popped off the road.  At 705 PM EST, broadcast media reported flooding on Wilbraham Street, which is Route 20 west of town.

Flood in HAMPDEN, MASSACHUSETTS
From 18-JUL-17 19:18:00 to 18-JUL-17 22:00:00 (EST-5)
Location: EAST SPRINGFIELD
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

At 718 PM EST, broadcast media reported street flooding on Groton Street, on the eastern side of Springfield.

Flood in HAMPDEN, MASSACHUSETTS
From 18-JUL-17 21:45:00 to 19-JUL-17 01:00:00 (EST-5)
Location: WEST AGAWAM
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

At 947 PM EST, amateur radio operators reported cars stuck in flood waters on Mill Street and Poplar Street in Agawam. At 952 PM EST, Henry Street and Suffield Street were reported flooded and impassable.  At 1002 PM EST, North Westfield Street was impassable with flood waters three feet deep; multiple cars were stuck in the water.  At 1037 PM EST, the intersection of Kensington and Mill Streets was flooded and impassable.

Lightning in HAMPDEN, MASSACHUSETTS
From 18-JUL-17 18:54:00 to 18-JUL-17 18:54:00 (EST-5)
Location: FOREST PARK
Property damage: 2.50K
Crop damage: 0.00K
Reported by: Amateur Radio

At 654 PM EST, amateur radio reported a house on Magnolia Terrace in Springfield was struck by lightning. The house had a smell of smoke.

Flood in MIDDLESEX, MASSACHUSETTS
From 18-JUL-17 18:31:00 to 18-JUL-17 21:30:00 (EST-5)
Location: EAST EVERETT
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

At 631 PM EST, an amateur radio operator reported a car stuck in flood waters on Vale Street in Everett.  Two people were rescued from the car.

Flood in ESSEX, MASSACHUSETTS
From 18-JUL-17 16:09:00 to 18-JUL-17 19:00:00 (EST-5)
Location: SOUTH GROVELAND
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

At 409 PM EST, an amateur radio operator reported street flooding on Route 97 in Groveland. Salem Street was also heavily flooded.

Flood in NORFOLK, MASSACHUSETTS
From 18-JUL-17 17:11:00 to 18-JUL-17 20:00:00 (EST-5)
Location: WEST QUINCY
Flood cause: Heavy Rain
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Amateur Radio

At 511 PM EST, an amateur radio operator reported Vernon Street flooded and impassable, with cars stuck in the flooding.

Flood in MIDDLESEX, MASSACHUSETTS
From 18-JUL-17 15:40:00 to 18-JUL-17 18:00:00 (EST-5)
Location: WESTLANDS
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

At 340 PM EST, an amateur radio operator reported flooding on Fletcher Street in Chelmsford.

Flood in SUFFOLK, MASSACHUSETTS
From 18-JUL-17 18:21:00 to 18-JUL-17 21:30:00 (EST-5)
Location: CHELSEA
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

At 621 PM EST, an emergency manager reported widespread flooding through the city of Chelsea, resulting in manhole covers popping off. At 631 PM EST, amateur radio operators  reported Second Street, Shurtleff Street, and Vale Street were all flooded and impassable.

Flood in MIDDLESEX, MASSACHUSETTS
From 18-JUL-17 15:27:00 to 18-JUL-17 17:30:00 (EST-5)
Location: EAST CHELMSFORD
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

At 353 PM EST, the intersection of Moore and Gorham Street in Lowell was under two feet of water. There was also street flooding in the area of 131 South Street.  At 411 PM EST, the intersection of South and Summer Streets was flooded and impassable.  At 327 PM EST, sections of the VFW Parkway were reported flooded and impassable.