A stalled frontal boundary remained over the area which produced multiple rounds of torrential rainfall form heavy thunderstorms from July 9th through July 10th. CAPE values of 2500 to 3500 J/kg and PWAT values of near 1.8 allowed heavy thunderstorm development to produce rainfall rates of 2-3 inches per hour at times. There were parts of the area that receive anywhere from 3-5 inches of rain in a several hour period with some spots seeing upwards of 8 inches. This allowed for the issuance of a localized Flash Flood Emergency for portion of the Lower Hudson Valley.

Flash Flood in PUTNAM, NEW YORK
From 09-JUL-23 11:20:00 to 09-JUL-23 11:50:00 (EST-5)
Location: MAHOPAC MINES
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Video of water rushing down Wixon Pond Road and East Lake Blvd in Carmel, NY.

Flash Flood in WESTCHESTER, NEW YORK
From 09-JUL-23 23:55:00 to 10-JUL-23 00:25:00 (EST-5)
Location: YORKTOWN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

DOT reports flooding on US 202 both directions at Yorktown. All lanes blocked and local car dealership parking lot flooded.

Flash Flood in ORANGE, NEW YORK
From 09-JUL-23 17:00:00 to 09-JUL-23 17:30:00 (EST-5)
Location: CORNWALL
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Video shows Rt 218 between Cornwall and West Point washed away.

Flash Flood in WESTCHESTER, NEW YORK
From 09-JUL-23 21:34:00 to 09-JUL-23 22:04:00 (EST-5)
Location: CHAUNCEY
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

DOT reports flooding and closure on Saw Mill River parkway southbound between exit 9 and Exit 20. Exit ramps blocked.

Flash Flood in WESTCHESTER, NEW YORK
From 09-JUL-23 21:08:00 to 09-JUL-23 21:38:00 (EST-5)
Location: GREENBURGH
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

DOT reports flooding and road closure on Saw mill River Parkway northbound north of Exit 17. All lanes closed.

Flash Flood in WESTCHESTER, NEW YORK
From 09-JUL-23 22:11:00 to 09-JUL-23 22:41:00 (EST-5)
Location: OSSINING
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

DOT reports flooding and road closure on NY 9A southbound at Ryder road. All lanes blocked.

Flash Flood in ORANGE, NEW YORK
From 09-JUL-23 16:20:00 to 09-JUL-23 16:50:00 (EST-5)
Location: GOSHEN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Fire Department reporting multiple homes with basement flooding in Goshen.

Flash Flood in ORANGE, NEW YORK
From 09-JUL-23 16:33:00 to 09-JUL-23 17:03:00 (EST-5)
Location: CENTRAL VLY
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

All lanes blocked due to flooding on US 6 in both directions near NY 17 and NY 32.

Flash Flood in ORANGE, NEW YORK
From 09-JUL-23 17:36:00 to 09-JUL-23 18:06:00 (EST-5)
Location: WOODBURY
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Woodbury Road and Trout Brook Roads and closed in both directions due to flooding.

Flash Flood in ORANGE, NEW YORK
From 09-JUL-23 18:45:00 to 09-JUL-23 19:15:00 (EST-5)
Location: HIGHLAND FALLS
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: State Official

Multiple people trapped in RVs at the Highland Falls RV Park. Flooding is ongoing and Fire Department is responding.

Flash Flood in ORANGE, NEW YORK
From 09-JUL-23 15:54:00 to 09-JUL-23 16:24:00 (EST-5)
Location: FT MONTGOMERY
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Fire department responding to a vehicle trapped in flood waters at the Long Mountain Parkway Traffic Circle.

Flash Flood in ORANGE, NEW YORK
From 09-JUL-23 14:00:00 to 09-JUL-23 14:30:00 (EST-5)
Location: MAYBROOK
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Numerous flooded basements and several closed roads in Maybrook including Broadway.

Flash Flood in ORANGE, NEW YORK
From 09-JUL-23 14:15:00 to 09-JUL-23 14:45:00 (EST-5)
Location: FT MONTGOMERY
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Vehicle in flood waters in Fort Montgomery on Exit 18.

Flash Flood in ROCKLAND, NEW YORK
From 09-JUL-23 12:10:00 to 09-JUL-23 12:40:00 (EST-5)
Location: TALLMAN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Water rescue on Spook Rock Road and Joy Road.

Flash Flood in ORANGE, NEW YORK
From 09-JUL-23 12:59:00 to 09-JUL-23 13:29:00 (EST-5)
Location: WESTTOWN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Fire department reports water entering the basement of a home.

Flash Flood in ORANGE, NEW YORK
From 09-JUL-23 15:33:00 to 09-JUL-23 16:03:00 (EST-5)
Location: MICHIGAN CORNERS
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Fire department responding to a vehicle trapped in flood waters on Ballard Road.

Flash Flood in ORANGE, NEW YORK
From 09-JUL-23 15:23:00 to 09-JUL-23 15:53:00 (EST-5)
Location: WOODBURY
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

NY 293 is closed due to flooding in both directions.

Flash Flood in ORANGE, NEW YORK
From 09-JUL-23 14:35:00 to 09-JUL-23 15:05:00 (EST-5)
Location: HIGHLAND FALLS
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Route 9W is washed out in both directions. Boulders blocking the roadway between Fort Montgomery and Highland Falls.

Flash Flood in ORANGE, NEW YORK
From 09-JUL-23 14:38:00 to 09-JUL-23 15:08:00 (EST-5)
Location: FT MONTGOMERY
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Person trapped in home due to flood waters on Mine Dock Road.

Flash Flood in ORANGE, NEW YORK
From 09-JUL-23 14:51:00 to 09-JUL-23 15:21:00 (EST-5)
Location: TUXEDO PARK
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Tuxedo park golf club house and surrounding property took on water from rising water levels of nearby lake.

Flash Flood in ORANGE, NEW YORK
From 09-JUL-23 15:10:00 to 09-JUL-23 15:40:00 (EST-5)
Location: VAILS GATE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Cornwall emergency management reporting numerous flooded roadways, water rescues, and a few mudslides.

Flash Flood in ORANGE, NEW YORK
From 09-JUL-23 16:37:00 to 09-JUL-23 17:07:00 (EST-5)
Location: FT MONTGOMERY
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Mutual Aid requested for several people trapped in flood waters at bear Mountain traffic Circle at US 6 and US 202.

Flash Flood in ORANGE, NEW YORK
From 09-JUL-23 15:45:00 to 09-JUL-23 16:15:00 (EST-5)
Location: HIGHLAND FALLS
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Significant flooding ongoing on main Street. Multiple cars have flowing water up to the tops of them. Swift water rescues ongoing.

Flash Flood in WESTCHESTER, NEW YORK
From 09-JUL-23 17:07:00 to 09-JUL-23 17:37:00 (EST-5)
Location: ANNSVILLE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Flooding has closed all lanes on US 6 and US 202 in both directions between NY 9D and Annsville Circle. There is also Rock/Debris in the roadway.

Flash Flood in ORANGE, NEW YORK
From 09-JUL-23 14:00:00 to 09-JUL-23 14:30:00 (EST-5)
Location: MIDDLETOWN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Several roads closed in Middletown due to flooding including Sterling St., Wilson St., and Scranton Ave.

Flash Flood in ROCKLAND, NEW YORK
From 09-JUL-23 16:20:00 to 09-JUL-23 16:50:00 (EST-5)
Location: STONY PT
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Emergency Management reports several roads washed out near Cedar Brook.

Flash Flood in ORANGE, NEW YORK
From 09-JUL-23 15:19:00 to 09-JUL-23 15:49:00 (EST-5)
Location: WOODBURY
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Basement flooding on Rainbow Drive with the fire department responding.

Flash Flood in ORANGE, NEW YORK
From 09-JUL-23 15:20:00 to 09-JUL-23 15:50:00 (EST-5)
Location: FT MONTGOMERY
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

The base of the Popolopen Arch Bridge is being washed out. Fire Department closed the bridge due to safety concerns.

Flash Flood in PUTNAM, NEW YORK
From 09-JUL-23 11:34:00 to 09-JUL-23 12:04:00 (EST-5)
Location: LAKE CARMEL
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Fair Street closed due to high water in Lake Carmel.

Flash Flood in ORANGE, NEW YORK
From 09-JUL-23 12:22:00 to 09-JUL-23 12:52:00 (EST-5)
Location: NEELYTOWN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Fire department reports water entering a basement of a home.

Flash Flood in ORANGE, NEW YORK
From 09-JUL-23 17:50:00 to 09-JUL-23 18:20:00 (EST-5)
Location: FT MONTGOMERY
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Vehicle in Popolopen Creek near where bridge has been damaged due to flooding. Unknown if any occupants in vehicle.

Flash Flood in ORANGE, NEW YORK
From 09-JUL-23 18:04:00 to 09-JUL-23 18:34:00 (EST-5)
Location: OXFORD
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

All lanes closed on NY 17M in both directions due to flooding.

Flash Flood in WESTCHESTER, NEW YORK
From 09-JUL-23 18:30:00 to 09-JUL-23 19:00:00 (EST-5)
Location: CRUGERS
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Metro north reports service suspended on the Hudson line from Croton to Poughkeepsie due to flooding on the tracks in Cortlandt.

Flash Flood in ORANGE, NEW YORK
From 09-JUL-23 15:10:00 to 09-JUL-23 15:40:00 (EST-5)
Location: HIGHLAND FALLS
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Two people trapped in vehicle submerged in flood waters on Eagle Valley Road. Fire Department Responding.

Flash Flood in WESTCHESTER, NEW YORK
From 09-JUL-23 15:39:00 to 09-JUL-23 16:09:00 (EST-5)
Location: CRUGERS
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Metro-North Hudson line service is suspended between Croton-Harmon and Poughkeepsie in both directions due to flooding.

Flash Flood in PUTNAM, NEW YORK
From 10-JUL-23 03:11:00 to 10-JUL-23 03:41:00 (EST-5)
Location: TOMPKINS CORNERS
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

All lanes flooded on Taconic State Parkway near Tompkins Corners.

Flash Flood in ORANGE, NEW YORK
From 09-JUL-23 15:40:00 to 09-JUL-23 16:10:00 (EST-5)
Location: CENTRAL VLY
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A portion of US 6 has collapsed near the Traffic Circle west of the Palisades Interstate parkway due to flooding.

Flash Flood in ROCKLAND, NEW YORK
From 09-JUL-23 15:57:00 to 09-JUL-23 16:27:00 (EST-5)
Location: CEDAR FLATS
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Flooding has closed Palisades Interstate parkway at Gate Hill Road in both directions. There is also a report of debris in the flooding.

Flash Flood in ORANGE, NEW YORK
From 09-JUL-23 16:10:00 to 09-JUL-23 16:40:00 (EST-5)
Location: HARRIMAN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Vehicle submerged on Larkin Drive. Fire department attempting to rescue.

Flash Flood in ORANGE, NEW YORK
From 09-JUL-23 16:22:00 to 09-JUL-23 16:52:00 (EST-5)
Location: FT MONTGOMERY
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Vehicle trapped in flooding with the Fire Department responding on Old State Road near 9W.

Flash Flood in ORANGE, NEW YORK
From 09-JUL-23 14:11:00 to 09-JUL-23 14:41:00 (EST-5)
Location: FT MONTGOMERY
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Department of Transporation reports debris on roads and flooding that closed Palisades Interstate Parkway both directions and Exit 19 - Seven Lakes Parkway in Highlands. All 4 lanes blocked.

Flash Flood in ROCKLAND, NEW YORK
From 09-JUL-23 14:22:00 to 09-JUL-23 14:52:00 (EST-5)
Location: BEAR MTN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Flooding and a debris spill has closed 9W on Seven Lakes Drive. All lanes closed.

Flash Flood in PUTNAM, NEW YORK
From 10-JUL-23 07:33:00 to 10-JUL-23 08:03:00 (EST-5)
Location: PATTERSON
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Flooding and road closure on NY 292 both directions between start route NY 292 NY 311 Patterson and End Route NY 55 Pawling. All lanes of 2 blocked.

Flash Flood in WESTCHESTER, NEW YORK
From 10-JUL-23 00:10:00 to 10-JUL-23 00:40:00 (EST-5)
Location: YORKTOWN HGTS
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Law enforcement reports several vehicles stranded in flood waters. Occupants were able to walk away without the need for a rescue.

Flash Flood in WESTCHESTER, NEW YORK
From 10-JUL-23 01:04:00 to 10-JUL-23 01:34:00 (EST-5)
Location: SHRUB OAK
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

DOT reports debris and flooding on Taconic State parkway northbound at Yorktown. All lanes blocked.

Flash Flood in WESTCHESTER, NEW YORK
From 09-JUL-23 22:52:00 to 09-JUL-23 23:22:00 (EST-5)
Location: YORKTOWN HGTS
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Yorktown Police reports multiple roads flooded and impassible in Yorktown heights and Mohegan Lake.

Flash Flood in PUTNAM, NEW YORK
From 09-JUL-23 23:32:00 to 10-JUL-23 00:02:00 (EST-5)
Location: MAHOPAC FALLS
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

DOT reports flooding on NY 6N both directions at Potter Road. All lanes blocked.

Flash Flood in ORANGE, NEW YORK
From 09-JUL-23 17:40:00 to 09-JUL-23 18:10:00 (EST-5)
Location: HIGHLAND MILLS
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Woman found dead after being swept away by flood waters.

Flash Flood in ORANGE, NEW YORK
From 09-JUL-23 15:00:00 to 09-JUL-23 15:30:00 (EST-5)
Location: HIGHLAND FALLS
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Two persons trapped in vehicle in flood waters. Fire Department responding.