Multiple rounds of heavy rainfall affected Vermont from late afternoon of the 9th through the early morning hours on the 11th.  During the roughly 36-hour period, 4 to as much as 9 inches of rain fell across much of the Green Mountains, leading to devastating flash and riverine flooding.
Major river flooding was observed in the Winooski, Lamoille and Otter Creek basins with moderate to major flooding in the White River basin. Severe river flooding occurred in the communities of Montpelier, Waterbury, Johnson, Cambridge and Woodstock.  State estimated damage between July 7- July 21 was in the $400-500. Million range between flash flooding and the devastating major river flooding.

Flash Flood in ORLEANS, VERMONT
From 10-JUL-23 19:40:00 to 10-JUL-23 21:40:00 (EST-5)
Location: JAY
Flood cause: Heavy Rain
Property damage: 250.00K
Crop damage: 0.00K
Reported by: Public

Three to as much as six inches of rain fell on the affected area during the late afternoon and evening on July 10. Several reports of road washouts were received, including Bear Mountain Road in Newport Center, VT.

Flash Flood in WINDSOR, VERMONT
From 10-JUL-23 09:30:00 to 10-JUL-23 11:30:00 (EST-5)
Location: HARTNESS ARPT
Flood cause: Heavy Rain
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Department of Highways

Two to three inches of rainfall affected the area on the morning of July 10 leading to a few areas of flash flooding, most notably from Weathersfield to Woodstock during which several state and federal highways were damaged.

Flash Flood in CALEDONIA, VERMONT
From 10-JUL-23 10:30:00 to 10-JUL-23 13:30:00 (EST-5)
Location: RICKER MILLS
Flood cause: Heavy Rain
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Two to three inches of rainfall affected portions of Orange, Caledonia and Essex Counties in Vermont during the morning and early afternoon hours on July 10. A few reports of road washouts occurred, most notably on Seyon Pond Rd. in the town of Groton where severe damage was observed.

Flash Flood in ESSEX, VERMONT
From 10-JUL-23 01:00:00 to 10-JUL-23 03:00:00 (EST-5)
Location: BLOOMFIELD
Flood cause: Heavy Rain
Property damage: 100.00K
Crop damage: 0.00K
Reported by: Department of Highways

Radar estimates of 2 to 4 inches of rain fell across the affected area leading to a few areas of flash flooding, most notably in the Bloomfield, VT area on Patnaude Rd.

Flash Flood in ORLEANS, VERMONT
From 10-JUL-23 05:17:00 to 10-JUL-23 08:00:00 (EST-5)
Location: WEST GLOVER
Flood cause: Heavy Rain
Property damage: 500.00K
Crop damage: 0.00K
Reported by: Department of Highways

Training showers and thunderstorms with heavy to torrential rainfall affected the area during the early to mid morning hours on July 10, 2023. Observations and radar estimates show 1.5 to 4 inches of rain fell in the area with scattered reports of flash flooding, most notably in the towns of Barton and Orleans.

Flash Flood in WASHINGTON, VERMONT
From 10-JUL-23 18:30:00 to 10-JUL-23 20:00:00 (EST-5)
Location: NORTHFIELD FALLS
Flood cause: Heavy Rain
Property damage: 1.00M
Crop damage: 0.00K
Reported by: Law Enforcement

Three to six inches of rain fell on the affected area during the afternoon and early evening on July 10. This led to areas of extensive flash flooding, some landslides and damaged homes.

Flash Flood in WINDSOR, VERMONT
From 10-JUL-23 02:05:00 to 10-JUL-23 14:40:00 (EST-5)
Location: CHESTER
Flood cause: Heavy Rain
Property damage: 25.00M
Crop damage: 0.00K
Reported by: Emergency Manager

Training showers and thunderstorms with heavy rainfall affected this area between the early morning and early to mid afternoon on July 10. Observations and radar estimates show 3 to 7 inches of rainfall occurred, with localized totals to 8 inches. Severe to devastating flash flooding occurred in several towns during this period, most notably in Weston, Ludlow, Plymouth and Bridgewater.

Flash Flood in WASHINGTON, VERMONT
From 10-JUL-23 05:45:00 to 10-JUL-23 13:30:00 (EST-5)
Location: ROXBURY
Flood cause: Heavy Rain
Property damage: 10.00M
Crop damage: 0.00K
Reported by: Emergency Manager

Training showers and thunderstorms with heavy to torrential rainfall affected this area from the early morning to early afternoon hours on July 10, 2023. Observations and radar estimates show 3 to 6 inches of rain occurred, with localized amount to 7-8 inches. This lead to areas of significant flash flooding with numerous roads closed. The towns of Berlin, Williamstown, Roxbury and Middlesex were most impacted, with scattered reports elsewhere.

Flash Flood in WASHINGTON, VERMONT
From 11-JUL-23 04:20:00 to 11-JUL-23 06:15:00 (EST-5)
Location: MONTPELIER JCT
Flood cause: Heavy Rain
Property damage: 100.00M
Crop damage: 0.00K
Reported by: Emergency Manager

Three to seven inches of rain fell during the afternoon/evening of July 10 and into the morning hours on July 11. Severe flash flooding occurred, most notably in the Barre area where the Stevens and Jail Branches of the Winooski River were overwhelmed. A number of homes and businesses were damaged, especially along Route 302. A few landslides also occurred, causing damage.

Flash Flood in WASHINGTON, VERMONT
From 09-JUL-23 16:24:00 to 09-JUL-23 18:00:00 (EST-5)
Location: MAPLE CORNER
Flood cause: Heavy Rain
Property damage: 250.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Training thunderstorms produced an estimated 2 to 3 inches of rain over the affected area leading to flash flooding, most notably on Blake Hill Rd. in Woodbury, VT, and in the town of Calais, VT.