Severe thunderstorms developed across the region during the afternoon hours of the 19th in advance of an approaching cold front. The storms then persisted into the evening. The thunderstorms produced damaging winds. A tornado also occurred in northern Baxter State Park.

Thunderstorm Wind in PENOBSCOT, MAINE
From 19-JUL-13 18:35:00 to 19-JUL-13 18:35:00 (EST-5)
Location: WINN
Magnitude: 52.00 EG
Reported by: Law Enforcement

Trees were toppled by wind gusts estimated at 60 mph.

Thunderstorm Wind in PENOBSCOT, MAINE
From 19-JUL-13 21:10:00 to 19-JUL-13 21:10:00 (EST-5)
Location: NEWPORT
Magnitude: 52.00 EG
Reported by: Law Enforcement

Trees were toppled by wind gusts estimated at 60 mph.

Thunderstorm Wind in PENOBSCOT, MAINE
From 19-JUL-13 21:30:00 to 19-JUL-13 21:30:00 (EST-5)
Location: BANGOR
Magnitude: 52.00 EG
Reported by: Law Enforcement

Trees were toppled by wind gusts estimated at 60 mph. The time is estimated.

Thunderstorm Wind in PENOBSCOT, MAINE
From 19-JUL-13 21:31:00 to 19-JUL-13 21:31:00 (EST-5)
Location: GLENBURN
Magnitude: 52.00 EG
Reported by: Law Enforcement

Trees were toppled by wind gusts estimated at 60 mph.

Thunderstorm Wind in PENOBSCOT, MAINE
From 19-JUL-13 21:40:00 to 19-JUL-13 21:40:00 (EST-5)
Location: ORONO
Magnitude: 52.00 EG
Reported by: Law Enforcement

Trees were toppled by wind gusts estimated at 60 mph.

Thunderstorm Wind in PENOBSCOT, MAINE
From 19-JUL-13 18:40:00 to 19-JUL-13 18:40:00 (EST-5)
Location: LINCOLN
Magnitude: 52.00 EG
Reported by: Law Enforcement

Trees were toppled by wind gusts estimated at 60 mph.

Thunderstorm Wind in AROOSTOOK, MAINE
From 19-JUL-13 18:57:00 to 19-JUL-13 18:57:00 (EST-5)
Location: BANCROFT
Magnitude: 52.00 EG
Reported by: Law Enforcement

Trees were toppled by wind gusts estimated at 60 mph.

Thunderstorm Wind in WASHINGTON, MAINE
From 19-JUL-13 19:10:00 to 19-JUL-13 19:10:00 (EST-5)
Location: DANFORTH
Magnitude: 52.00 EG
Reported by: Social Media

Trees were toppled by wind gusts estimated at 60 mph. The time is estimated.

Thunderstorm Wind in PENOBSCOT, MAINE
From 19-JUL-13 19:30:00 to 19-JUL-13 19:30:00 (EST-5)
Location: DEXTER
Magnitude: 52.00 EG
Reported by: Law Enforcement

Trees and wires were toppled around town by wind gusts estimated at 60 mph. The time is estimated.

Thunderstorm Wind in WASHINGTON, MAINE
From 19-JUL-13 19:35:00 to 19-JUL-13 19:35:00 (EST-5)
Location: TOPSFIELD
Magnitude: 52.00 EG
Reported by: Public

Trees were toppled by wind gusts estimated at 60 mph. The time is estimated.

Thunderstorm Wind in PENOBSCOT, MAINE
From 19-JUL-13 19:50:00 to 19-JUL-13 19:50:00 (EST-5)
Location: OLD TOWN
Magnitude: 56.00 EG
Reported by: Law Enforcement

Numerous trees were toppled by wind gusts estimated at 65 mph. The time is estimated.

Thunderstorm Wind in PISCATAQUIS, MAINE
From 19-JUL-13 12:54:00 to 19-JUL-13 13:20:00 (EST-5)
Location: CHAMBERLAIN LAKE
Magnitude: 65.00 EG
Reported by: Park/Forest Service

A thunderstorm with estimated wind gusts up to 75 mph produced around an 18 mile swath of tree damage...up to 1000 feet wide at times...across northern Piscataquis county. Most of this path crossed northern portions of Baxter State Park. Along the swath...widespread tree damage occurred with trees uprooted and snapped.

Thunderstorm Wind in PENOBSCOT, MAINE
From 19-JUL-13 14:35:00 to 19-JUL-13 14:35:00 (EST-5)
Location: GRINDSTONE
Magnitude: 52.00 EG
Reported by: Trained Spotter

Trees and power lines were toppled along Route 11 by wind gusts estimated at 60 mph.

Thunderstorm Wind in AROOSTOOK, MAINE
From 19-JUL-13 15:40:00 to 19-JUL-13 15:40:00 (EST-5)
Location: WESTON
Magnitude: 52.00 EG
Reported by: Law Enforcement

Trees were toppled along Route 1 by wind gusts estimated at 60 mph.

Thunderstorm Wind in AROOSTOOK, MAINE
From 19-JUL-13 15:50:00 to 19-JUL-13 15:50:00 (EST-5)
Location: BANCROFT
Magnitude: 52.00 EG
Reported by: Department of Highways

Trees were toppled by wind gusts estimated at 60 mph.

Thunderstorm Wind in AROOSTOOK, MAINE
From 19-JUL-13 15:50:00 to 19-JUL-13 15:50:00 (EST-5)
Location: WYTOPITLOCK
Magnitude: 52.00 EG
Reported by: Department of Highways

Trees were toppled by wind gusts estimated at 60 mph.

Thunderstorm Wind in AROOSTOOK, MAINE
From 19-JUL-13 15:55:00 to 19-JUL-13 15:55:00 (EST-5)
Location: SHERMAN
Magnitude: 52.00 EG
Reported by: Department of Highways

Trees were toppled by wind gusts estimated at 60 mph.

Thunderstorm Wind in AROOSTOOK, MAINE
From 19-JUL-13 16:15:00 to 19-JUL-13 16:15:00 (EST-5)
Location: REED
Magnitude: 52.00 EG
Reported by: Department of Highways

Trees were toppled at Reed Plantation by wind gusts estimated at 60 mph.

Thunderstorm Wind in WASHINGTON, MAINE
From 19-JUL-13 17:30:00 to 19-JUL-13 17:30:00 (EST-5)
Location: VANCEBORO
Magnitude: 56.00 EG
Reported by: Trained Spotter

Numerous trees...6 to 10 inches in diameter...were toppled on Walker Brook Road by wind gusts estimated at 65 mph.

Thunderstorm Wind in PISCATAQUIS, MAINE
From 19-JUL-13 18:00:00 to 19-JUL-13 18:00:00 (EST-5)
Location: GREENVILLE
Magnitude: 52.00 EG
Reported by: Law Enforcement

A large tree was toppled by wind gusts estimated at 60 mph. The falling tree injured one person when it struck them.

Thunderstorm Wind in PENOBSCOT, MAINE
From 19-JUL-13 18:29:00 to 19-JUL-13 18:29:00 (EST-5)
Location: MEDWAY
Magnitude: 56.00 EG
Reported by: Law Enforcement

Numerous trees were toppled by wind gusts estimated at 65 mph.

Thunderstorm Wind in PISCATAQUIS, MAINE
From 19-JUL-13 18:35:00 to 19-JUL-13 18:35:00 (EST-5)
Location: BROWNVILLE
Magnitude: 52.00 EG
Reported by: Law Enforcement

A large tree was toppled on to a car by wind gusts estimated at 60 mph. The time is estimated.

Thunderstorm Wind in PENOBSCOT, MAINE
From 19-JUL-13 18:35:00 to 19-JUL-13 18:35:00 (EST-5)
Location: PATTEN
Magnitude: 52.00 EG
Reported by: Law Enforcement

Trees were toppled by wind gusts estimated at 60 mph.

Thunderstorm Wind in AROOSTOOK, MAINE
From 19-JUL-13 14:40:00 to 19-JUL-13 14:40:00 (EST-5)
Location: MONARDA
Magnitude: 52.00 EG
Reported by: Department of Highways

Trees were toppled by wind gusts estimated at 60 mph.

Thunderstorm Wind in AROOSTOOK, MAINE
From 19-JUL-13 18:30:00 to 19-JUL-13 18:30:00 (EST-5)
Location: LITTLETON
Magnitude: 52.00 EG
Reported by: Law Enforcement

Several trees were toppled by wind gusts estimated at 60 mph. The time is estimated.

Tornado in PISCATAQUIS, MAINE
From 19-JUL-13 13:00:00 to 19-JUL-13 13:05:00 (EST-5)
Location: CHAMBERLAIN LAKE
Tornado F-scale: EF1
Reported by: Park/Forest Service

An EF1 tornado with estimated wind speeds of around 90 mph produced extensive tree damage (DI 27, DI 28 DOD4). The tornado was embedded within an area of straight line winds with speeds estimated at up to 75 mph which produced extensive tree damage along an 18 mile path. The average path width of the tornado was around 150 yards.