A cold front moved through Massachusetts during the afternoon and evening of August 18th.  Showers and thunderstorms associated with this front left from one to three inches of rain in the state, with numerous reports of flooding.

Flood in HAMPDEN, MASSACHUSETTS
From 18-AUG-18 12:59:00 to 18-AUG-18 16:00:00 (EST-5)
Location: ARMORY
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

At 12:59 PM EST, Tapley Street near Oak Hill Cemetary was closed due to floodwaters three feet deep.  At 1:21 PM EST Fire Rescue was called to rescue people in trapped car on Tapley Street.

Flood in BARNSTABLE, MASSACHUSETTS
From 18-AUG-18 16:05:00 to 18-AUG-18 19:00:00 (EST-5)
Location: PROVINCETOWN
Flood cause: Heavy Rain
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Amateur Radio

At 4:05 PM EST, the basement flooded at the Provincetown Fire Department.  Water rose almost to the electrical panel.  The flooding was aggravated by a failed water pump.

Flood in BARNSTABLE, MASSACHUSETTS
From 18-AUG-18 16:21:00 to 18-AUG-18 19:00:00 (EST-5)
Location: PROVINCETOWN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

At 4:21 PM EST, the intersection of Pearl Street and Bradford Street was flooded and required traffic mitigation.

Flood in BARNSTABLE, MASSACHUSETTS
From 18-AUG-18 16:50:00 to 18-AUG-18 19:00:00 (EST-5)
Location: PROVINCETOWN
Flood cause: Heavy Rain
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Amateur Radio

At 4:50 PM EST, Bradford Street in Provincetown was flooded near the old High School. Flooding was able to remove a crosswalk sign and have it float down the road.

Flood in BARNSTABLE, MASSACHUSETTS
From 18-AUG-18 16:53:00 to 18-AUG-18 19:15:00 (EST-5)
Location: SAGAMORE
Flood cause: Heavy Rain
Property damage: 4.00K
Crop damage: 0.00K
Reported by: Amateur Radio

At 4:53 PM EST, flooding at the base of the Sagamore Bridge in Sagamore was sufficient to trap a car in the flood waters.

Thunderstorm Wind in BARNSTABLE, MASSACHUSETTS
From 18-AUG-18 16:43:00 to 18-AUG-18 16:43:00 (EST-5)
Location: BOURNE
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Amateur Radio

At 4:43 PM EST, a tree was down across Back River Road in Bourne.

Lightning in BARNSTABLE, MASSACHUSETTS
From 18-AUG-18 17:00:00 to 18-AUG-18 17:00:00 (EST-5)
Location: SANDWICH
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Amateur Radio

At 5 PM EST, a house was struck by lightning on Knott Avenue in Sandwich.

Thunderstorm Wind in WORCESTER, MASSACHUSETTS
From 18-AUG-18 14:20:00 to 18-AUG-18 14:20:00 (EST-5)
Location: SOUTHBRIDGE ARPT
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Amateur Radio

At 2:20 PM EST, a tree was down near Berry Corner Road in Charlton partly blocking the road.  Another tree was down on Carroll Hill Road in Charlton.

Flood in HAMPDEN, MASSACHUSETTS
From 18-AUG-18 13:09:00 to 18-AUG-18 15:10:00 (EST-5)
Location: BRIGHTWOOD
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

At 1:09 PM EST, the Dwight Street ramp for Route 91 was impassable due to flooding.

Flood in HAMPDEN, MASSACHUSETTS
From 18-AUG-18 13:11:00 to 18-AUG-18 16:00:00 (EST-5)
Location: SPRINGFIELD
Flood cause: Heavy Rain
Property damage: 30.00K
Crop damage: 0.00K
Reported by: Amateur Radio

At 1:11 PM EST, water was reported entering basements on the 1300 block of Main Street in Springfield.

Flood in HAMPDEN, MASSACHUSETTS
From 18-AUG-18 13:25:00 to 18-AUG-18 16:00:00 (EST-5)
Location: ARMORY
Flood cause: Heavy Rain
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Amateur Radio

At 1:25 PM EST, Roosevelt Avenue and Berlin Street were flooded to about one foot.
There were at least two trapped cars, with one requiring the rescue of a woman and child.

Flood in HAMPDEN, MASSACHUSETTS
From 18-AUG-18 13:48:00 to 18-AUG-18 16:00:00 (EST-5)
Location: BRIGHTWOOD
Flood cause: Heavy Rain
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Amateur Radio

At 1:48 PM EST, water was flowing into basements on Melha Avenue and Parkside Street, as well as Ashley Street.

Flood in HAMPDEN, MASSACHUSETTS
From 18-AUG-18 14:01:00 to 18-AUG-18 17:00:00 (EST-5)
Location: ARMORY
Flood cause: Heavy Rain
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Amateur Radio

At 2:01 PM EST, basement flooding was reported on Harvard Street in Springfield.