Tropical Storm Henri made landfall in southwest Rhode Island around noon on August 22nd, then moved slowly northwestward and westward across northern Connecticut and weakened. Henri brought strong wind gusts and flash flooding. The strongest gusts -- to 70 mph -- occurred along the Rhode Island coast. The worst flash flooding occurred in northeast Connecticut.
As the remnants of Henri moved eastward across southern New England on August 23rd, it spawned three tornadoes and a waterspout in MA and also it caused some renewed flooding.
The highest rainfall totals over the two-day period ranged from 5 to 6 inches in Hartford and Tolland Counties in northern Connecticut and in Franklin, Hampshire, and Hampden Counties in western Massachusetts.

Flash Flood in TOLLAND, CONNECTICUT
From 22-AUG-21 16:30:00 to 22-AUG-21 17:00:00 (EST-5)
Location: BOLTON NOTCH
Flood cause: Heavy Rain
Property damage: 30.00K
Crop damage: 0.00K
Reported by: Broadcast Media

In Bolton, a local TV station video showed Mark Anthony Road cut off and washed away by flash flooding from the Hop River.  A CoCoRaHS observer in nearby Vernon recorded 4.95 inches of rain for the two-day total from Henri.  In Hebron, 5.62 inches was recorded by a CoCoRaHS observer.

Tropical Storm in TOLLAND, CONNECTICUT
From 22-AUG-21 08:17:00 to 22-AUG-21 12:28:00 (EST-5)
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Law Enforcement

In Coventry at 817 AM EST, a tree was down on State Street and at 1228 PM EST, power lines were down on Main Street at Hemlock Point.  In Andover at 1112 AM EST, a tree was down on wires on Hutchinson Road.

Tropical Storm in HARTFORD, CONNECTICUT
From 22-AUG-21 13:49:00 to 22-AUG-21 13:49:00 (EST-5)
Property damage: 1.30K
Crop damage: 0.00K
Reported by: Local Official

In New Britain, a large tree was down on power lines on Biltmore Street.  Winds generally were gusting to 40 to 45 mph.

Flood in HARTFORD, CONNECTICUT
From 22-AUG-21 14:52:00 to 22-AUG-21 15:22:00 (EST-5)
Location: (HFD)HARTFORD-BRANRD
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

In Wethersfield, the northbound side of Interstate 91 was closed due to high water, resulting in a major traffic jam.

Flash Flood in TOLLAND, CONNECTICUT
From 22-AUG-21 15:55:00 to 22-AUG-21 16:45:00 (EST-5)
Location: TALCOTTVILLE
Flood cause: Heavy Rain
Property damage: 60.00K
Crop damage: 0.00K
Reported by: Broadcast Media

In Vernon, the Hockanum River overflowed a roadway connecting Hartford Turnpike to the Colonial Corners shopping plaza, a motel, and a few other businesses.  A significant amount of damage was done to the area parking lot.  The motel guests were trapped by flood waters. Local officials created an egress onto I-84 to evacuate people from the motel.  Other flooding was reported on Burke Road in Vernon.  A CoCoRaHS observer in Vernon recorded 4.95 inches of rain for the two-day total from Henri.  In nearby Hebron, 5.62 inches was recorded by a CoCoRaHS observer.

Flash Flood in HARTFORD, CONNECTICUT
From 22-AUG-21 13:59:00 to 22-AUG-21 13:59:00 (EST-5)
Location: MANCHESTER
Flood cause: Heavy Rain
Property damage: 0.60M
Crop damage: 0.00K
Reported by: Emergency Manager

There was widespread, damaging flash flooding throughout Manchester.  Fire officials evacuated 18 homes due to flash flooding. The Hartford Courant newspaper had a photo of a culvert collapse on Ambassador Drive,  after Lydall Brook overflowed its banks. The culvert running under Ambassador Drive collapsed, destroying that secion of road. On Prospect Street, at least four first-floor condominiums at the Millbridge Hollow Condominium complex when the Hop Brook overflowed its banks.  Floodwaters also entered the first floor of the Highland Park Elementary School when the Porter Brook overflowed its banks.  At 356 PM EST, WFSB-TV showed a video of major flash flooding on Gerard Street, with first responders canoeing to the front door of a residence.  Other streets with significant flooding included Lydall Street, Middle Turnpike East, and Route 83 near Vernon.  A CoCoRaHS observer in Manchester recorded a total of 5.68 inches from Henri, the majority of which fell during the afternoon of August 22.

Flash Flood in HARTFORD, CONNECTICUT
From 22-AUG-21 16:15:00 to 22-AUG-21 17:00:00 (EST-5)
Location: WAPPING
Flood cause: Heavy Rain
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Amateur Radio

In South Windsor, the Podunk River overflowed its banks, causing significant flash flooding on Ellington Road, which was closed between Miller Road and Niederwerfer Road.