A surface low as well as upper atmospheric energy traveled along a quasi-stationary boundary across northern New York during the afternoon of May 26th. The air mass ahead of this boundary was moderately unstable and the combination lead to numerous severe thunderstorms with reports of damaging winds and large hail across northern New York.

Hail in ST. LAWRENCE, NEW YORK
From 26-MAY-11 10:25:00 to 26-MAY-11 10:25:00 (EST-5)
Location: SHAWSVILLE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter size hail and estimated wind gust over 60 mph with several large branches downed reported by trained spotter.

Hail in CLINTON, NEW YORK
From 26-MAY-11 11:50:00 to 26-MAY-11 11:50:00 (EST-5)
Location: SARANAC
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Dime size hail and tree limbs downed by thunderstorm winds.

Hail in CLINTON, NEW YORK
From 26-MAY-11 12:20:00 to 26-MAY-11 12:20:00 (EST-5)
Location: SCHUYLER FALLS
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter inch size hail reported.

Hail in CLINTON, NEW YORK
From 26-MAY-11 12:28:00 to 26-MAY-11 12:28:00 (EST-5)
Location: PERU
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Quarter size hail reported.

Hail in CLINTON, NEW YORK
From 26-MAY-11 12:41:00 to 26-MAY-11 12:41:00 (EST-5)
Location: PERU
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Half-dollar size hail reported.

Hail in ESSEX, NEW YORK
From 26-MAY-11 15:06:00 to 26-MAY-11 15:06:00 (EST-5)
Location: BLOOMINGDALE
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Penny size hail reported.

Hail in ESSEX, NEW YORK
From 26-MAY-11 15:17:00 to 26-MAY-11 15:17:00 (EST-5)
Location: BLOOMINGDALE
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Dime size hail reported.

Hail in FRANKLIN, NEW YORK
From 26-MAY-11 15:25:00 to 26-MAY-11 15:25:00 (EST-5)
Location: UPPER SARANAC
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Quarter size hail reported.

Hail in FRANKLIN, NEW YORK
From 26-MAY-11 15:30:00 to 26-MAY-11 15:30:00 (EST-5)
Location: FLOODWOOD
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Dime to penny size hail reported.

Hail in ESSEX, NEW YORK
From 26-MAY-11 16:55:00 to 26-MAY-11 16:55:00 (EST-5)
Location: PORT HENRY
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Dime size hail reported by local public works department.

Hail in ESSEX, NEW YORK
From 26-MAY-11 18:10:00 to 26-MAY-11 18:10:00 (EST-5)
Location: MORIAH
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Quarter size hail reported by Moriah Fire Department.

Thunderstorm Wind in CLINTON, NEW YORK
From 26-MAY-11 11:50:00 to 26-MAY-11 11:50:00 (EST-5)
Location: SARANAC
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Public

Several tree limbs downed by thunderstorm winds as well as dime size hail.

Thunderstorm Wind in ST. LAWRENCE, NEW YORK
From 26-MAY-11 10:25:00 to 26-MAY-11 10:25:00 (EST-5)
Location: SHAWSVILLE
Magnitude: 52.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Estimated 60+ mph wind gust which caused several large limbs/branches down as well as quarter size hail.