Southwest steering flow under an upper level trough and cool 500 mb temperatures in the -11 deg C range helped destabilize the atmosphere. Numerous severe storms developed over northeast Florida during the afternoon and evening as the sea breezes, river breeze and resultant outflow boundaries interacted under the unstable airmass.

Hail in DUVAL, FLORIDA
From 31-MAY-12 15:14:00 to 31-MAY-12 15:14:00 (EST-5)
Location: CENTER PARK
Magnitude: 0.88 
Reported by: Trained Spotter

Dime to nickel size hail was reported at the St. Johns Town Center.

Hail in DUVAL, FLORIDA
From 31-MAY-12 15:20:00 to 31-MAY-12 15:20:00 (EST-5)
Location: CENTER PARK
Magnitude: 0.75 
Reported by: Public

Penny size hail was reported at the St. Johns Town Center.

Heavy Rain in FLAGLER, FLORIDA
From 31-MAY-12 17:47:00 to 31-MAY-12 17:47:00 (EST-5)
Location: FLAGLER BEACH
Reported by: Emergency Manager

In 30 minutes, 1.75 inches of rain fell in Flagler Beach.

Heavy Rain in DUVAL, FLORIDA
From 31-MAY-12 16:00:00 to 31-MAY-12 16:00:00 (EST-5)
Location: CENTER PARK
Reported by: Broadcast Media

Heavy rainfall of 3.1 inches fell at Gate Parkway and I-295. A total of 8.9 inches of rainfall fell at this location over the past 5 days, which included T.S. Beryl rainfall.

Thunderstorm Wind in DUVAL, FLORIDA
From 31-MAY-12 14:55:00 to 31-MAY-12 14:55:00 (EST-5)
Location: MARIETTA
Magnitude: 50.00 EG
Property damage: 5.00K
Reported by: Broadcast Media

A tree fell on a home at Mariner Street and Memorial Park Road. The cost of damage was estimated.

Thunderstorm Wind in DUVAL, FLORIDA
From 31-MAY-12 14:55:00 to 31-MAY-12 14:55:00 (EST-5)
Location: MARIETTA
Magnitude: 50.00 EG
Reported by: NWS Employee

A tree was down across I-295 just south of I-10. Pea size hail was reported near Pritchard Road.

Thunderstorm Wind in DUVAL, FLORIDA
From 31-MAY-12 14:54:00 to 31-MAY-12 14:54:00 (EST-5)
Location: MARIETTA
Magnitude: 50.00 EG
Property damage: 20.00K
Reported by: Broadcast Media

Several trees were blown down in a neighborhood just northwest of the I-295 and I-10 intersection. Trees were blown down on homes on Mariner Street and Paschal Street. A roof was blown off of a business. The cost of damage was estimated.

Thunderstorm Wind in DUVAL, FLORIDA
From 31-MAY-12 14:52:00 to 31-MAY-12 14:52:00 (EST-5)
Location: MARIETTA
Magnitude: 50.00 EG
Reported by: Emergency Manager

A furniture store on Beaver and Lane Streets was damaged with a least a quarter of the tin roof peeled off.

Thunderstorm Wind in FLAGLER, FLORIDA
From 31-MAY-12 17:51:00 to 31-MAY-12 17:51:00 (EST-5)
Location: PALM COAST
Magnitude: 50.00 EG
Reported by: Emergency Manager

A tree was down on Seminole Wood Parkway.

Thunderstorm Wind in DUVAL, FLORIDA
From 31-MAY-12 14:55:00 to 31-MAY-12 14:55:00 (EST-5)
Location: MARIETTA
Magnitude: 50.00 EG
Reported by: Broadcast Media

A carport was flipped at Ramona Blvd and Westgate Drive. The time of the damage was based on radar.

Thunderstorm Wind in FLAGLER, FLORIDA
From 31-MAY-12 17:54:00 to 31-MAY-12 17:54:00 (EST-5)
Location: FLAGLER BEACH
Magnitude: 50.00 EG
Reported by: Emergency Manager

Power lines were blown down at South 22nd and Central Avenue as well as on South 18th Street.

Thunderstorm Wind in FLAGLER, FLORIDA
From 31-MAY-12 17:45:00 to 31-MAY-12 17:45:00 (EST-5)
Location: FLAGLER BEACH
Magnitude: 50.00 EG
Reported by: Emergency Manager

A pool enclosure on Ocean Drive was destroyed by thunderstorm winds.

Thunderstorm Wind in ST. JOHNS, FLORIDA
From 31-MAY-12 15:08:00 to 31-MAY-12 15:08:00 (EST-5)
Location: FRUIT COVE
Magnitude: 50.00 EG
Reported by: State Official

Trees were down and blocking the road on Durbin Creek Blvd. Other tree debris was on the road near Davis Pond. The time of damage was based on radar.

Thunderstorm Wind in ST. JOHNS, FLORIDA
From 31-MAY-12 15:30:00 to 31-MAY-12 15:30:00 (EST-5)
Location: SAMPSON CHURCH
Magnitude: 50.00 EG
Reported by: Broadcast Media

A large wooden play house was thrown across the yard near I-95 and County Road 210. Patio furniture was thrown. The time of damage was based on radar.

Thunderstorm Wind in FLAGLER, FLORIDA
From 31-MAY-12 17:30:00 to 31-MAY-12 17:30:00 (EST-5)
Location: BULOW
Magnitude: 50.00 EG
Reported by: Public

Soffits on two homes were damaged and landscape structures were displaced by thunderstorm winds. The tops of trees were sheared off. The time of the event was based on radar.

Thunderstorm Wind in DUVAL, FLORIDA
From 31-MAY-12 14:50:00 to 31-MAY-12 14:50:00 (EST-5)
Location: SIMPSON YARD
Magnitude: 50.00 EG
Reported by: Broadcast Media

Strong downburst winds removed the roof at the Lee and Cates Glass manufacturing warehouse. Heavy water damage occurred inside the facility. The time of the event was based on radar.

Heavy Rain in DUVAL, FLORIDA
From 31-MAY-12 15:45:00 to 31-MAY-12 15:45:00 (EST-5)
Location: HOGAN
Reported by: Broadcast Media

Heavy rainfall caused flooding on Gate Parkway and Town Center Parkway. Traffic was stopped.

Heavy Rain in FLAGLER, FLORIDA
From 31-MAY-12 17:52:00 to 31-MAY-12 17:52:00 (EST-5)
Location: FLAGLER BEACH
Reported by: Emergency Manager

Minor street flooding was reported on A1A in downtown Flagler Beach.