A deep upper trough and associated cold pool aloft was swinging into the region from the west on the afternoon of March 17th. Very steep low level lapse rates combined with good surface heating ahead of a cold front to produce numerous reports of large hail in western Maine.

Hail in OXFORD, MAINE
From 17-MAR-16 13:00:00 to 17-MAR-16 13:04:00 (EST-5)
Location: NORWAY OXFORD CO ARP
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A thunderstorm produced .75 inch hail near Norway.

Hail in ANDROSCOGGIN, MAINE
From 17-MAR-16 13:35:00 to 17-MAR-16 13:39:00 (EST-5)
Location: MINOT MAHEU ARPT
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A severe thunderstorm produced 1 inch hail in Minot.

Hail in ANDROSCOGGIN, MAINE
From 17-MAR-16 14:05:00 to 17-MAR-16 14:10:00 (EST-5)
Location: AUBURN
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

A severe thunderstorm produced 1 inch hail in Auburn.

Hail in ANDROSCOGGIN, MAINE
From 17-MAR-16 14:07:00 to 17-MAR-16 14:11:00 (EST-5)
Location: LEEDS
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

A severe thunderstorm produced 1 inch hail in Leeds.

Hail in SOMERSET, MAINE
From 17-MAR-16 14:17:00 to 17-MAR-16 14:20:00 (EST-5)
Location: CANAAN
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

A severe thunderstorm produced 1 inch hail in Canaan.

Hail in CUMBERLAND, MAINE
From 17-MAR-16 14:19:00 to 17-MAR-16 14:23:00 (EST-5)
Location: HARRISON
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

A severe thunderstorm produced 1 inch hail in Harrison.

Hail in ANDROSCOGGIN, MAINE
From 17-MAR-16 14:22:00 to 17-MAR-16 14:25:00 (EST-5)
Location: LEWISTON
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A severe thunderstorm produced 1.75 inch hail in Lewiston.

Hail in KENNEBEC, MAINE
From 17-MAR-16 14:25:00 to 17-MAR-16 14:29:00 (EST-5)
Location: CLINTON
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

A thunderstorm produced 0.75 inch hail in Clinton.

Hail in CUMBERLAND, MAINE
From 17-MAR-16 14:35:00 to 17-MAR-16 14:40:00 (EST-5)
Location: EAST RAYMOND
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

A severe thunderstorm produced 1 inch hail in East Raymond.

Hail in CUMBERLAND, MAINE
From 17-MAR-16 14:35:00 to 17-MAR-16 14:39:00 (EST-5)
Location: CRESCENT LAKE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

A severe thunderstorm produced 1 inch hail near Crescent Lake in Casco.

Hail in ANDROSCOGGIN, MAINE
From 17-MAR-16 14:40:00 to 17-MAR-16 14:44:00 (EST-5)
Location: POLAND
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

A severe thunderstorm produced 1.25 inch hail in Poland.

Hail in ANDROSCOGGIN, MAINE
From 17-MAR-16 14:45:00 to 17-MAR-16 14:48:00 (EST-5)
Location: WEBSTER CORNER
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

A severe thunderstorm produced 1 inch hail Near Lisbon.

Hail in ANDROSCOGGIN, MAINE
From 17-MAR-16 14:46:00 to 17-MAR-16 14:49:00 (EST-5)
Location: BLAKE CORNER
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A severe thunderstorm produced 1 inch hail near Lisbon.

Hail in WALDO, MAINE
From 17-MAR-16 15:00:00 to 17-MAR-16 15:03:00 (EST-5)
Location: REYNOLDS CORNER
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A severe thunderstorm produced 1 inch hail Near Unity.

Thunderstorm Wind in YORK, MAINE
From 17-MAR-16 15:12:00 to 17-MAR-16 15:16:00 (EST-5)
Location: BERWICK
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

A severe thunderstorm downed trees and closed Route 9 between Cranberry Meadow and Guinea Roads in Berwick.