Severe thunderstorms developed across northern Maine during the afternoon of the 26th in advance of a cold front crossing the region. The thunderstorms continued into the evening. The thunderstorms produced a weak tornado...large hail...damaging winds and flash flooding.

Hail in PISCATAQUIS, MAINE
From 26-JUN-09 16:30:00 to 26-JUN-09 16:30:00 (EST-5)
Location: ABBOT VLG
Magnitude: 0.75 
Reported by: Public

Flash Flood in AROOSTOOK, MAINE
From 26-JUN-09 17:15:00 to 26-JUN-09 20:00:00 (EST-5)
Location: GOLDEN RIDGE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Slow moving thunderstorms containing very heavy rain produced localized rainfall totals of up to 3.00 to 4.50 inches in 1 to 2 hours. These rains produced flash flooding with 5 sections of Route 2 flooded between the towns of Sherman and Island Falls. A one mile portion of the road had water depths of 12 inches or more covering the road.

Hail in AROOSTOOK, MAINE
From 26-JUN-09 12:44:00 to 26-JUN-09 12:44:00 (EST-5)
Location: FT KENT
Magnitude: 0.88 
Reported by: Law Enforcement

Hail in AROOSTOOK, MAINE
From 26-JUN-09 12:50:00 to 26-JUN-09 12:50:00 (EST-5)
Location: EAGLE LAKE
Magnitude: 1.00 
Reported by: Trained Spotter

Hail in PISCATAQUIS, MAINE
From 26-JUN-09 14:00:00 to 26-JUN-09 14:00:00 (EST-5)
Location: KOKADJO
Magnitude: 0.88 
Reported by: Park/Forest Service

Hail in AROOSTOOK, MAINE
From 26-JUN-09 14:05:00 to 26-JUN-09 14:05:00 (EST-5)
Location: STOCKHOLM
Magnitude: 1.00 
Reported by: Post Office

Tornado in AROOSTOOK, MAINE
From 26-JUN-09 14:20:00 to 26-JUN-09 14:23:00 (EST-5)
Location: JEMTLAND
Tornado F-scale: EF0
Reported by: NWS Storm Survey

A mini-supercell thunderstorm produced an EF0 tornado just east and southeast of the town of Stockholm...in the vicinity of School Street. The tornado sporadically reached tree top level along its path...shearing the tops off some trees (DI 27, DOD 2). Based on the damage...the tornado winds were estimated at around 65 mph. The average path width was around 25 yards.

Hail in AROOSTOOK, MAINE
From 26-JUN-09 14:20:00 to 26-JUN-09 14:20:00 (EST-5)
Location: STOCKHOLM
Magnitude: 1.75 
Reported by: County Official

Hail in AROOSTOOK, MAINE
From 26-JUN-09 15:50:00 to 26-JUN-09 15:50:00 (EST-5)
Location: SHERMAN
Magnitude: 1.00 
Reported by: Public

Thunderstorm Wind in PISCATAQUIS, MAINE
From 26-JUN-09 16:00:00 to 26-JUN-09 16:00:00 (EST-5)
Location: GUILFORD
Magnitude: 52.00 EG
Reported by: Law Enforcement

Trees and power lines were toppled by wind gusts estimated at 60 mph.

Flash Flood in AROOSTOOK, MAINE
From 26-JUN-09 17:00:00 to 26-JUN-09 20:00:00 (EST-5)
Location: SHERMAN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Slow moving thunderstorms containing very heavy rain produced localized rainfall totals of up to 3.00 to 4.50 inches in 1 to 2 hours. These rains produced flash flooding with 5 inches of water reported covering Route 158 in the town of Sherman.

Flash Flood in AROOSTOOK, MAINE
From 26-JUN-09 16:54:00 to 26-JUN-09 20:00:00 (EST-5)
Location: SHERMAN MILLS
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Slow moving thunderstorms containing very heavy rain produced localized rainfall totals of up to 3.00 to 4.50 inches in 1 to 2 hours. These rains produced flash flooding with water reported across portions of Golden Ridge and Gallison Roads near the town of Sherman.

Hail in PISCATAQUIS, MAINE
From 26-JUN-09 16:30:00 to 26-JUN-09 16:30:00 (EST-5)
Location: GUILFORD
Magnitude: 0.75 
Reported by: Trained Spotter