A slow moving cold front that crossed the Tri-State on the 15th, produced some severe thunderstorms across portions of the New York City Metro Area, Long Island, and the Lower Hudson Valley, including a microburst in Southern Westchester County.

Hail in SUFFOLK, NEW YORK
From 15-AUG-08 14:00:00 to 15-AUG-08 14:00:00 (EST-5)
Location: SMITHTOWN
Magnitude: 0.75 
Reported by: Public

Penny size hail was reported on Burlington Boulevard in Smithtown.

Hail in WESTCHESTER, NEW YORK
From 15-AUG-08 16:30:00 to 15-AUG-08 16:30:00 (EST-5)
Location: MT VERNON
Magnitude: 0.75 
Reported by: NWS Employee

Penny size hail was reported.

Hail in WESTCHESTER, NEW YORK
From 15-AUG-08 16:45:00 to 15-AUG-08 16:45:00 (EST-5)
Location: EAST CHESTER
Magnitude: 1.00 
Reported by: Public

Quarter size hail was reported.

Thunderstorm Wind in BRONX, NEW YORK
From 15-AUG-08 16:42:00 to 15-AUG-08 16:42:00 (EST-5)
Location: WAKEFIELD
Magnitude: 62.00 EG
Reported by: Mesonet

A wind gust of 71 mph was measured at Cardinal Spellman High School.

Lightning in WESTCHESTER, NEW YORK
From 15-AUG-08 16:30:00 to 15-AUG-08 16:30:00 (EST-5)
Location: NEW ROCHELLE
Property damage: 15.00K
Reported by: Newspaper

Lightning struck the steeple of New Rochelle High School, causing significant damage.

Thunderstorm Wind in NASSAU, NEW YORK
From 15-AUG-08 17:13:00 to 15-AUG-08 17:13:00 (EST-5)
Location: GLEN COVE
Magnitude: 61.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Trees were reported down on Philips Road, Saint Andrew Lane, and Elm Avenue just west of Glen Cove.

Hail in WESTCHESTER, NEW YORK
From 15-AUG-08 16:35:00 to 15-AUG-08 16:35:00 (EST-5)
Location: DUNWOODIE
Magnitude: 2.00 
Property damage: 0.25K
Crop damage: 0.25K
Reported by: Trained Spotter

Very large hail, hen-egg sized, in South Yonkers, completely destroyed a garden.

Thunderstorm Wind in ROCKLAND, NEW YORK
From 15-AUG-08 16:36:00 to 15-AUG-08 16:36:00 (EST-5)
Location: NANUET
Magnitude: 52.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Public

A tree was reported down in Nanuet.

Thunderstorm Wind in WESTCHESTER, NEW YORK
From 15-AUG-08 16:42:00 to 15-AUG-08 16:42:00 (EST-5)
Location: FLEETWOOD
Magnitude: 56.00 EG
Reported by: Mesonet

A wind gust of 65 mph was measured at Graham Elementary School just northwest of New Rochelle.

Hail in SUFFOLK, NEW YORK
From 15-AUG-08 14:10:00 to 15-AUG-08 14:10:00 (EST-5)
Location: MILLER PLACE
Magnitude: 1.75 
Property damage: 0.50K
Reported by: Public

Up to 2 inches of hail was reported covering the ground, ranging from pea to golf ball in size.

Thunderstorm Wind in BRONX, NEW YORK
From 15-AUG-08 16:50:00 to 15-AUG-08 16:50:00 (EST-5)
Location: WAKEFIELD
Magnitude: 61.00 EG
Property damage: 1.50K
Crop damage: 0.00K
Reported by: NWS Storm Survey

Large tree limbs were reported down on Baychester Avenue, near Bussing Avenue.

Thunderstorm Wind in WESTCHESTER, NEW YORK
From 15-AUG-08 16:42:00 to 15-AUG-08 16:42:00 (EST-5)
Location: BRONXVILLE
Magnitude: 75.00 EG
Property damage: 15.00K
Reported by: NWS Storm Survey

A microburst impacted the city of Mount Vernon, bringing down large trees, with the most significant damage on Packman Avenue. Based upon the survey, winds with the microburst were estimated from 65 to 75 mph.