A very hot and humid airmass for the time of year was in place over New Hampshire and western Maine during the evening of the 18th. Afternoon temperatures reached the lower to mid 90s in many inland locations. Showers and thunderstorms ahead of an approaching cold front moved out of western New England during the early evening and pushed into New Hampshire. Numerous reports of wind damage were reported with these storms as they moved across New Hampshire.

Thunderstorm Wind in HILLSBOROUGH, NEW HAMPSHIRE
From 18-MAY-17 21:05:00 to 18-MAY-17 21:10:00 (EST-5)
Location: SHIRLEY HILL
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A severe thunderstorm produced multiple reports of trees down all across town in Shirley Hill.

Thunderstorm Wind in CHESHIRE, NEW HAMPSHIRE
From 18-MAY-17 20:37:00 to 18-MAY-17 20:43:00 (EST-5)
Location: RINDGE
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A severe thunderstorm downed trees in Rindge.

Thunderstorm Wind in CHESHIRE, NEW HAMPSHIRE
From 18-MAY-17 20:20:00 to 18-MAY-17 20:24:00 (EST-5)
Location: MARLOW
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A severe thunderstorm downed trees and wires in Marlow.

Thunderstorm Wind in CARROLL, NEW HAMPSHIRE
From 18-MAY-17 20:35:00 to 18-MAY-17 20:40:00 (EST-5)
Location: GLEN
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

A severe thunderstorm downed large branches in Glen.

Thunderstorm Wind in GRAFTON, NEW HAMPSHIRE
From 18-MAY-17 19:28:00 to 18-MAY-17 19:33:00 (EST-5)
Location: BENTON
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A severe thunderstorm downed trees and wires in Benton.

Thunderstorm Wind in GRAFTON, NEW HAMPSHIRE
From 18-MAY-17 19:45:00 to 18-MAY-17 19:50:00 (EST-5)
Location: BATH
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A severe thunderstorm downed numerous trees and utility poles in the area of Pettyboro and Dodge Roads in Bath.

Thunderstorm Wind in GRAFTON, NEW HAMPSHIRE
From 18-MAY-17 19:51:00 to 18-MAY-17 19:56:00 (EST-5)
Location: HAVERHILL
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A severe thunderstorm downed trees and wires in Haverhill.

Thunderstorm Wind in COOS, NEW HAMPSHIRE
From 18-MAY-17 19:54:00 to 18-MAY-17 19:58:00 (EST-5)
Location: LANCASTER
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

A severe thunderstorm downed trees and wires in Lancaster.

Thunderstorm Wind in GRAFTON, NEW HAMPSHIRE
From 18-MAY-17 19:54:00 to 18-MAY-17 19:58:00 (EST-5)
Location: LANDAFF
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

A severe thunderstorm downed trees in Landaff.

Thunderstorm Wind in CHESHIRE, NEW HAMPSHIRE
From 18-MAY-17 20:00:00 to 18-MAY-17 20:05:00 (EST-5)
Location: WALPOLE
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A severe thunderstorm downed trees and wires on Route 12 in Walpole.

Thunderstorm Wind in CHESHIRE, NEW HAMPSHIRE
From 18-MAY-17 20:05:00 to 18-MAY-17 20:09:00 (EST-5)
Location: WESTMORELAND
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

A severe thunderstorm downed trees and wires on River Road and Route 12 in Westmoreland.

Thunderstorm Wind in CHESHIRE, NEW HAMPSHIRE
From 18-MAY-17 20:10:00 to 18-MAY-17 20:15:00 (EST-5)
Location: WINCHESTER
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A severe thunderstorm downed trees and wires in Winchester.

Thunderstorm Wind in CHESHIRE, NEW HAMPSHIRE
From 18-MAY-17 20:10:00 to 18-MAY-17 20:15:00 (EST-5)
Location: ALSTEAD
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A severe thunderstorm downed trees and wires in Alstead.

Thunderstorm Wind in CHESHIRE, NEW HAMPSHIRE
From 18-MAY-17 20:15:00 to 18-MAY-17 20:19:00 (EST-5)
Location: SURRY
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

A severe thunderstorm downed trees and wires on Route 12A in Surry.

Thunderstorm Wind in CHESHIRE, NEW HAMPSHIRE
From 18-MAY-17 20:15:00 to 18-MAY-17 20:20:00 (EST-5)
Location: KEENE
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

A severe thunderstorm downed trees and wires on Court Street and Route 12A in Keene.

Thunderstorm Wind in GRAFTON, NEW HAMPSHIRE
From 18-MAY-17 20:27:00 to 18-MAY-17 20:32:00 (EST-5)
Location: LITTLETON
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A severe thunderstorm downed trees and wires across various roads in Littleton.

Thunderstorm Wind in GRAFTON, NEW HAMPSHIRE
From 18-MAY-17 20:27:00 to 18-MAY-17 20:32:00 (EST-5)
Location: MONROE
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A severe thunderstorm downed trees and wires blocking numerous roads in Monroe.

Thunderstorm Wind in GRAFTON, NEW HAMPSHIRE
From 18-MAY-17 20:27:00 to 18-MAY-17 20:32:00 (EST-5)
Location: BATH
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A severe thunderstorm downed numerous trees and wires in Bath.

Thunderstorm Wind in ROCKINGHAM, NEW HAMPSHIRE
From 18-MAY-17 21:15:00 to 18-MAY-17 21:20:00 (EST-5)
Location: AUBURN
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

A severe thunderstorm downed trees and wires in Auburn.

Thunderstorm Wind in CHESHIRE, NEW HAMPSHIRE
From 18-MAY-17 20:19:00 to 18-MAY-17 20:24:00 (EST-5)
Location: SWANZEY
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A severe thunderstorm downed trees and wires in Swanzey.

Thunderstorm Wind in GRAFTON, NEW HAMPSHIRE
From 18-MAY-17 19:28:00 to 18-MAY-17 19:33:00 (EST-5)
Location: BATH
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A severe thunderstorm downed trees and wires in Bath.