Strong to severe thunderstorms developed along a stalled frontal boundary during the afternoon hours of Wednesday, July 7th, 2021. Several reports of downed trees and wires resulted from the severe storms. A microburst was confirmed in Columbia and Greene Counties where an estimated 70 to 90 mph winds caused significant damage in the towns of Coxsackie and Stuyvesant. A state of emergency was declared in the town of Coxsackie as a result of the damage.
A second round of severe thunderstorms moved into eastern New York during the late evening of the 7th into the early morning of the 8th with a few reports of downed trees.
Additionally, heat indices across the mid-Hudson Valley and southern Taconics exceeded 95 degrees during the afternoon.

Thunderstorm Wind in ULSTER, NEW YORK
From 07-JUL-21 22:54:00 to 07-JUL-21 22:54:00 (EST-5)
Location: KERHONKSON
Magnitude: 50.00 EG
Reported by: Public

A tree was downed in the roadway on Foordmoore Road near Routes 44 and 55.

Thunderstorm Wind in ULSTER, NEW YORK
From 07-JUL-21 22:58:00 to 07-JUL-21 22:58:00 (EST-5)
Location: MARBLETOWN
Magnitude: 50.00 EG
Reported by: 911 Call Center

Tree downed onto wires along Route 209.

Heat in EASTERN GREENE, NEW YORK
From 07-JUL-21 11:00:00 to 07-JUL-21 19:00:00 (EST-5)
Reported by: Mesonet

Heat in WESTERN COLUMBIA, NEW YORK
From 07-JUL-21 11:00:00 to 07-JUL-21 19:00:00 (EST-5)
Reported by: Mesonet

Heat in EASTERN ULSTER, NEW YORK
From 07-JUL-21 11:00:00 to 07-JUL-21 19:00:00 (EST-5)
Reported by: Mesonet

Heat in WESTERN DUTCHESS, NEW YORK
From 07-JUL-21 11:00:00 to 07-JUL-21 19:00:00 (EST-5)
Reported by: Mesonet

Heat in EASTERN DUTCHESS, NEW YORK
From 07-JUL-21 11:00:00 to 07-JUL-21 19:00:00 (EST-5)
Reported by: Mesonet

Thunderstorm Wind in GREENE, NEW YORK
From 07-JUL-21 14:15:00 to 07-JUL-21 14:17:00 (EST-5)
Location: COXSACKIE
Magnitude: 78.00 EG
Reported by: NWS Storm Survey

A National Weather Service storm survey confirmed a microburst started in Coxsackie, and moved across the Hudson River into Stuyvesant. Damage was significant in the village of Coxsackie south and east of the Village Building on Mansion Street. Uprooted and snapped trees were widespread across the damage area. A few homes sustained damage to roofs, chimneys and siding. A state of emergency was declared for the village. The estimated path length was two miles and the estimated width was a half of a mile.

Thunderstorm Wind in COLUMBIA, NEW YORK
From 07-JUL-21 14:17:00 to 07-JUL-21 14:18:00 (EST-5)
Location: NEWTON HOOK
Magnitude: 78.00 EG
Reported by: NWS Storm Survey

A National Weather Service storm survey confirmed a microburst started in Coxsackie, and moved across the Hudson River into Stuyvesant. In Stuyvesant, the most significant damage was observed along Route 9J between Sharptown Road and County Route 46, where 250 to 400 trees were downed, according to the local fire department. Route 9J, Sharptown Road, Ferry Road, Icehouse Road, and County Route 46 were all closed due to downed trees. Dozens of trees came down on the Amtrak rail parallel to Route 9J. One man was trapped between fallen trees and was rescued by firefighters. A few homes sustained damage to roofs, chimneys and siding. The total estimated path length in Greene and Columbia Counties was two miles and the estimated width was a half of a mile.

Thunderstorm Wind in SCHOHARIE, NEW YORK
From 07-JUL-21 23:00:00 to 07-JUL-21 23:00:00 (EST-5)
Location: BARNERVILLE
Magnitude: 50.00 EG
Reported by: 911 Call Center

Trees were downed on Grovers Corners Road in the town of Carlisle.

Thunderstorm Wind in ULSTER, NEW YORK
From 07-JUL-21 23:02:00 to 07-JUL-21 23:02:00 (EST-5)
Location: STONE RIDGE
Magnitude: 50.00 EG
Reported by: 911 Call Center

A tree was downed onto wires on Pine Bush Road near Stilba Lane.

Thunderstorm Wind in ULSTER, NEW YORK
From 07-JUL-21 23:02:00 to 07-JUL-21 23:02:00 (EST-5)
Location: LAPALA
Magnitude: 50.00 EG
Reported by: State Official

A tree was downed onto wires on Atwood Road near Vly-Atwood Road.

Thunderstorm Wind in ULSTER, NEW YORK
From 07-JUL-21 23:12:00 to 07-JUL-21 23:12:00 (EST-5)
Location: BLOOMINGTON
Magnitude: 50.00 EG
Reported by: 911 Call Center

A tree was downed onto a house on Creek Locks Road.

Thunderstorm Wind in DUTCHESS, NEW YORK
From 07-JUL-21 23:20:00 to 07-JUL-21 23:20:00 (EST-5)
Location: PLEASANT PLAINS
Magnitude: 50.00 EG
Reported by: 911 Call Center

A tree was downed on Route 9G between Hyde Park and Rhinebeck.

Thunderstorm Wind in DUTCHESS, NEW YORK
From 07-JUL-21 19:58:00 to 07-JUL-21 19:58:00 (EST-5)
Location: WINGDALE
Magnitude: 50.00 EG
Reported by: 911 Call Center

Trees were downed on Route 20.

Thunderstorm Wind in SCHOHARIE, NEW YORK
From 07-JUL-21 12:45:00 to 07-JUL-21 12:45:00 (EST-5)
Location: RICHMONDVILLE
Magnitude: 50.00 EG
Reported by: Public

Several reports of trees downed in the town of Richmondville.

Thunderstorm Wind in SCHOHARIE, NEW YORK
From 07-JUL-21 13:04:00 to 07-JUL-21 13:04:00 (EST-5)
Location: FULTONHAM
Magnitude: 50.00 EG
Reported by: Trained Spotter

Tree snapped and large branches were downed with siding damage. This occurred near Route 30 at Carriage House Lane and Pleasant Valley Road.

Thunderstorm Wind in SCHOHARIE, NEW YORK
From 07-JUL-21 13:04:00 to 07-JUL-21 13:04:00 (EST-5)
Location: FULTONHAM
Magnitude: 50.00 EG
Reported by: Trained Spotter

A few trees and several branches of various sizes were downed along Hard Scrabble Road.

Thunderstorm Wind in SCHOHARIE, NEW YORK
From 07-JUL-21 13:10:00 to 07-JUL-21 13:10:00 (EST-5)
Location: MIDDLEBURG
Magnitude: 50.00 EG
Reported by: Trained Spotter

A live tree around 6 inches in diameter was snapped. There was also a few large 3 - 4 inch diameter branches downed in a yard.

Thunderstorm Wind in ALBANY, NEW YORK
From 07-JUL-21 13:50:00 to 07-JUL-21 13:50:00 (EST-5)
Location: COEYMANS HOLLOW
Magnitude: 50.00 EG
Reported by: State Official

Several trees were downed in Coeymans Hollow. Route 143 was closed between Blodgett Hill Road and Gedney Hill Road due to downed trees and wires.

Thunderstorm Wind in GREENE, NEW YORK
From 07-JUL-21 14:04:00 to 07-JUL-21 14:04:00 (EST-5)
Location: ROBERTS HILL
Magnitude: 50.00 EG
Reported by: Emergency Manager

Several trees were downed between New Baltimore and Coxsackie.

Thunderstorm Wind in RENSSELAER, NEW YORK
From 07-JUL-21 14:29:00 to 07-JUL-21 14:29:00 (EST-5)
Location: DEFREESTVILLE
Magnitude: 50.00 EG
Reported by: Public

Trees were downed onto wires, with one tree downed onto an unoccupied car along South Waldron Lane.

Thunderstorm Wind in COLUMBIA, NEW YORK
From 07-JUL-21 16:33:00 to 07-JUL-21 16:33:00 (EST-5)
Location: WEST COPAKE
Magnitude: 50.00 EG
Reported by: 911 Call Center

A tree fell onto wires and caught fire at Four Corners Road between Jackson and Elm.

Thunderstorm Wind in COLUMBIA, NEW YORK
From 07-JUL-21 16:33:00 to 07-JUL-21 16:33:00 (EST-5)
Location: ANCRAM
Magnitude: 50.00 EG
Reported by: 911 Call Center

Tree and wires downed on County Route 7 between Westfall Road and Tims Road.

Thunderstorm Wind in ALBANY, NEW YORK
From 07-JUL-21 17:51:00 to 07-JUL-21 17:51:00 (EST-5)
Location: TARRYTOWN
Magnitude: 50.00 EG
Reported by: Amateur Radio

Several trees were downed blocking Lawson Lake Road.