A warm front lifted north through the region during the day on the 19th of July, leaving the forecast area in a very hot and humid air mass. Thunderstorms riding over an upper level ridge along this boundary developed during the late afternoon across eastern Ontario and southern Quebec. These storm intensified as they dropped southeast through the evening hours. Damage from these storms was exclusively due to strong winds.

Thunderstorm Wind in CARROLL, NEW HAMPSHIRE
From 19-JUL-13 23:30:00 to 19-JUL-13 23:33:00 (EST-5)
Location: WAKEFIELD
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A severe thunderstorm downed trees and wires in Wakefield.

Thunderstorm Wind in MERRIMACK, NEW HAMPSHIRE
From 19-JUL-13 22:45:00 to 19-JUL-13 22:49:00 (EST-5)
Location: HENNIKER
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A severe thunderstorm downed a large tree and several large branches in Henniker.

Thunderstorm Wind in COOS, NEW HAMPSHIRE
From 19-JUL-13 19:30:00 to 19-JUL-13 19:34:00 (EST-5)
Location: NORTHUMBERLAND
Magnitude: 50.00 EG
Crop damage: 0.00K
Reported by: Law Enforcement

A severe thunderstorm downed multiple trees in Northumberland, one of which fell through a house.

Thunderstorm Wind in COOS, NEW HAMPSHIRE
From 19-JUL-13 18:30:00 to 19-JUL-13 18:36:00 (EST-5)
Location: GROVETON
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A severe thunderstorm downed numerous trees along Route 3 from Groveton into Colebrook and further north into Pittsburg.

Thunderstorm Wind in GRAFTON, NEW HAMPSHIRE
From 19-JUL-13 19:46:00 to 19-JUL-13 19:49:00 (EST-5)
Location: BETHLEHEM
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A severe thunderstorm downed trees in Bethlehem.

Thunderstorm Wind in GRAFTON, NEW HAMPSHIRE
From 19-JUL-13 20:20:00 to 19-JUL-13 20:24:00 (EST-5)
Location: WARREN
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A severe thunderstorm downed large branches on wires in Warren.

Thunderstorm Wind in SULLIVAN, NEW HAMPSHIRE
From 19-JUL-13 21:20:00 to 19-JUL-13 21:25:00 (EST-5)
Location: CLAREMONT
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

A severe thunderstorm downed trees and wires in Claremont.

Thunderstorm Wind in COOS, NEW HAMPSHIRE
From 19-JUL-13 19:30:00 to 19-JUL-13 19:34:00 (EST-5)
Location: LANCASTER
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A severe thunderstorm downed multiple trees throughout Lancaster.

Thunderstorm Wind in MERRIMACK, NEW HAMPSHIRE
From 19-JUL-13 23:02:00 to 19-JUL-13 23:06:00 (EST-5)
Location: CONCORD
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A severe thunderstorm downed numerous trees throughout Concord.

Thunderstorm Wind in SULLIVAN, NEW HAMPSHIRE
From 19-JUL-13 22:20:00 to 19-JUL-13 22:24:00 (EST-5)
Location: CLAREMONT
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

A severe thunderstorm downed trees and power lines in Claremont.

Thunderstorm Wind in SULLIVAN, NEW HAMPSHIRE
From 19-JUL-13 22:15:00 to 19-JUL-13 22:19:00 (EST-5)
Location: UNITY
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A severe thunderstorm downed trees in Unity.