A cold front sweeping in from the west on the afternoon of May 31st was the focus for afternoon and evening thunderstorms. Numerous storms became severe in inland locations away from a deep marine layer across southern Maine and southeast New Hampshire. Multiple reports of large hail and wind damage were associated with these storms.

Hail in GRAFTON, NEW HAMPSHIRE
From 31-MAY-17 16:10:00 to 31-MAY-17 16:14:00 (EST-5)
Location: LITTLETON
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A severe thunderstorm produced 1 inch hail in Littleton.

Hail in GRAFTON, NEW HAMPSHIRE
From 31-MAY-17 16:43:00 to 31-MAY-17 16:48:00 (EST-5)
Location: HANOVER
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

A severe thunderstorm produced 1 inch hail in Hanover.

Hail in GRAFTON, NEW HAMPSHIRE
From 31-MAY-17 16:45:00 to 31-MAY-17 16:50:00 (EST-5)
Location: WATERVILLE VLY
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A thunderstorm produced 0.88 inch hail in Waterville Valley.

Hail in CARROLL, NEW HAMPSHIRE
From 31-MAY-17 17:54:00 to 31-MAY-17 17:59:00 (EST-5)
Location: MADISON
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A severe thunderstorm produced 1 inch hail in Madison.

Hail in CARROLL, NEW HAMPSHIRE
From 31-MAY-17 17:56:00 to 31-MAY-17 18:00:00 (EST-5)
Location: WEST OSSIPEE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A severe thunderstorm produced 1 inch hail in West Ossipee.

Hail in CARROLL, NEW HAMPSHIRE
From 31-MAY-17 18:01:00 to 31-MAY-17 18:05:00 (EST-5)
Location: MADISON
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

A severe thunderstorm produced 1.50 inch hail in Madison.

Hail in CARROLL, NEW HAMPSHIRE
From 31-MAY-17 18:25:00 to 31-MAY-17 18:30:00 (EST-5)
Location: EFFINGHAM FALLS
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

A severe thunderstorm produced 1 inch hail in Effingham Falls.

Hail in HILLSBOROUGH, NEW HAMPSHIRE
From 31-MAY-17 19:22:00 to 31-MAY-17 19:26:00 (EST-5)
Location: HUDSON CENTER
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

A severe thunderstorm produced 1 inch hail in Hudson Center.

Hail in CARROLL, NEW HAMPSHIRE
From 31-MAY-17 19:34:00 to 31-MAY-17 19:39:00 (EST-5)
Location: WONALANCET
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A thunderstorm produced 0.75 inch hail in Wonalancet.

Thunderstorm Wind in MERRIMACK, NEW HAMPSHIRE
From 31-MAY-17 19:00:00 to 31-MAY-17 19:05:00 (EST-5)
Location: CANTERBURY
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A severe thunderstorm downed trees and on wires in Canterbury.

Thunderstorm Wind in STRAFFORD, NEW HAMPSHIRE
From 31-MAY-17 20:10:00 to 31-MAY-17 20:15:00 (EST-5)
Location: MADBURY
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A severe thunderstorm downed trees on wires in Madbury.

Thunderstorm Wind in ROCKINGHAM, NEW HAMPSHIRE
From 31-MAY-17 19:25:00 to 31-MAY-17 19:30:00 (EST-5)
Location: DERRY
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A severe thunderstorm downed large branches in Derry.

Thunderstorm Wind in CARROLL, NEW HAMPSHIRE
From 31-MAY-17 18:10:00 to 31-MAY-17 18:14:00 (EST-5)
Location: BROOKFIELD
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A severe thunderstorm downed a tree in Brookfield.

Hail in CARROLL, NEW HAMPSHIRE
From 31-MAY-17 18:00:00 to 31-MAY-17 18:04:00 (EST-5)
Location: SILVER LAKE
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

A severe thunderstorm produced 1.75 inch hail in Silver Lake.