A weak cold front and a disturbance in the upper levels of the atmosphere moved across the region on Friday, August 19th, triggering  showers and thunderstorms during the afternoon hours. Winds aloft were weak, so the storms were slow moving which resulted in some flash flooding.

Thunderstorm Wind in SARATOGA, NEW YORK
From 19-AUG-11 13:50:00 to 19-AUG-11 13:50:00 (EST-5)
Location: FERNWOOD
Magnitude: 50.00 EG
Crop damage: 0.00K
Reported by: NWS Employee

Tree limbs and wires were reported down on Clark Street in South Glens Falls due to strong thunderstorm winds.

Thunderstorm Wind in ULSTER, NEW YORK
From 19-AUG-11 15:35:00 to 19-AUG-11 15:35:00 (EST-5)
Location: NEW PALTZ
Magnitude: 50.00 EG
Crop damage: 0.00K
Reported by: State Official

Trees were reported down along Main Street in New Paltz due to strong thunderstorm winds.

Thunderstorm Wind in DUTCHESS, NEW YORK
From 19-AUG-11 16:15:00 to 19-AUG-11 16:15:00 (EST-5)
Location: RED OAKS MILL
Magnitude: 50.00 EG
Crop damage: 0.00K
Reported by: State Official

Trees were reported down in Red Oaks Mill due to strong thunderstorm winds.

Thunderstorm Wind in DUTCHESS, NEW YORK
From 19-AUG-11 16:15:00 to 19-AUG-11 16:15:00 (EST-5)
Location: FREEDOM PLAINS
Magnitude: 50.00 EG
Crop damage: 0.00K
Reported by: NWS Employee

A tree was reported down and partially blocking the northbound ramp to the Taconic State Parkway.

Hail in SCHOHARIE, NEW YORK
From 19-AUG-11 12:30:00 to 19-AUG-11 12:32:00 (EST-5)
Location: SCHOHARIE
Magnitude: 1.00 
Crop damage: 0.00K
Reported by: State Official

Quarter size hail was reported during a thunderstorm in Schoharie.

Hail in ULSTER, NEW YORK
From 19-AUG-11 12:53:00 to 19-AUG-11 12:55:00 (EST-5)
Location: OLIVEBRIDGE
Magnitude: 1.25 
Crop damage: 0.00K
Reported by: Post Office

Half dollar size hail was reported during a thunderstorm in Olivebridge.

Hail in DUTCHESS, NEW YORK
From 19-AUG-11 16:45:00 to 19-AUG-11 16:47:00 (EST-5)
Location: HOPEWELL JCT
Magnitude: 0.88 
Crop damage: 0.00K
Reported by: Public

Nickel size hail was reported during a thunderstorm in Hopewell Junction.

Flash Flood in ULSTER, NEW YORK
From 19-AUG-11 13:40:00 to 19-AUG-11 17:30:00 (EST-5)
Location: WEST SHOKAN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Water was reported flowing over Moon Haw Road in West Shokan.

Flash Flood in ULSTER, NEW YORK
From 19-AUG-11 14:35:00 to 19-AUG-11 17:30:00 (EST-5)
Location: SAMSONVILLE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: State Official

Upper Samsonville Road was reported closed due to flooding.

Thunderstorm Wind in SARATOGA, NEW YORK
From 19-AUG-11 13:50:00 to 19-AUG-11 13:50:00 (EST-5)
Location: FERNWOOD
Magnitude: 50.00 EG
Crop damage: 0.00K
Reported by: NWS Employee

Trees and power lines were reported down on Ferry Boulevard in South Glens Falls due to strong thunderstorm winds.

Thunderstorm Wind in WARREN, NEW YORK
From 19-AUG-11 13:40:00 to 19-AUG-11 13:40:00 (EST-5)
Location: GLENS FALLS
Magnitude: 50.00 EG
Crop damage: 0.00K
Reported by: Public

Trees were reported down on Route 9 approximately 2 miles northwest of Glens Falls due to strong thunderstorm winds.