An upper-level disturbance along with an unstable atmosphere triggered showers and thunderstorms. Some storms were severe, producing damaging winds and large hail.

Thunderstorm Wind in PRINCE GEORGE'S, MARYLAND
From 07-AUG-08 12:39:00 to 07-AUG-08 12:39:00 (EST-5)
Location: RIVERDALE
Magnitude: 50.00 EG
Reported by: Emergency Manager

Trees were down on Allison Street in Brentwood.

Thunderstorm Wind in FREDERICK, MARYLAND
From 07-AUG-08 15:04:00 to 07-AUG-08 15:04:00 (EST-5)
Location: URBANA
Magnitude: 56.00 MG
Reported by: Mesonet

A wind gust of 64 mph was recorded at the Centerville Elementary School.

Thunderstorm Wind in MONTGOMERY, MARYLAND
From 07-AUG-08 15:35:00 to 07-AUG-08 15:35:00 (EST-5)
Location: MONTGOMERY VLG
Magnitude: 51.00 MG
Reported by: Mesonet

A wind gust of 59 mph was recorded at Montgomery Village.

Thunderstorm Wind in PRINCE GEORGE'S, MARYLAND
From 07-AUG-08 16:22:00 to 07-AUG-08 16:22:00 (EST-5)
Location: MITCHELLVILLE
Magnitude: 50.00 EG
Reported by: Trained Spotter

A 12 inch tree was down on Alderwood Lane.

Thunderstorm Wind in PRINCE GEORGE'S, MARYLAND
From 07-AUG-08 16:27:00 to 07-AUG-08 16:27:00 (EST-5)
Location: MITCHELLVILLE
Magnitude: 50.00 EG
Reported by: Fire Department/Rescue

Trees were down on wires southeast of Bowie.

Hail in PRINCE GEORGE'S, MARYLAND
From 07-AUG-08 15:58:00 to 07-AUG-08 15:58:00 (EST-5)
Location: BELTSVILLE
Magnitude: 0.75 
Reported by: Public

Penny size hail was reported near Beltsville.

Hail in PRINCE GEORGE'S, MARYLAND
From 07-AUG-08 16:08:00 to 07-AUG-08 16:08:00 (EST-5)
Location: BRANCHVILLE
Magnitude: 0.75 
Reported by: Trained Spotter

Penny size hail was reported just south of Beltsville.

Hail in PRINCE GEORGE'S, MARYLAND
From 07-AUG-08 16:07:00 to 07-AUG-08 16:07:00 (EST-5)
Location: BRANCHVILLE
Magnitude: 0.75 
Reported by: Trained Spotter

Penny size hail was reported near Branchville.

Hail in PRINCE GEORGE'S, MARYLAND
From 07-AUG-08 16:07:00 to 07-AUG-08 16:07:00 (EST-5)
Location: GREENBELT
Magnitude: 0.88 
Reported by: Trained Spotter

Nickel size hail was reported near Greenhill Road and Crescent Road.

Hail in PRINCE GEORGE'S, MARYLAND
From 07-AUG-08 16:13:00 to 07-AUG-08 16:13:00 (EST-5)
Location: SPRINGFIELD
Magnitude: 0.75 
Reported by: Trained Spotter

Penny size hail was reported about 4 miles west-northwest of Bowie.

Hail in PRINCE GEORGE'S, MARYLAND
From 07-AUG-08 12:46:00 to 07-AUG-08 12:46:00 (EST-5)
Location: QUINCY MANOR
Magnitude: 0.75 
Reported by: Public

Penny size hail was reported in Bladensburg.

Hail in MONTGOMERY, MARYLAND
From 07-AUG-08 12:26:00 to 07-AUG-08 12:26:00 (EST-5)
Location: WOODHAVEN
Magnitude: 0.75 
Reported by: Trained Spotter

Penny size hail was reported about 2 miles northwest of Bethesda.

Hail in FREDERICK, MARYLAND
From 07-AUG-08 14:25:00 to 07-AUG-08 14:25:00 (EST-5)
Location: MYERSVILLE
Magnitude: 0.75 
Reported by: Department of Highways

Penny size hail was reported near Myersville.

Hail in MONTGOMERY, MARYLAND
From 07-AUG-08 15:43:00 to 07-AUG-08 15:43:00 (EST-5)
Location: OLNEY
Magnitude: 0.75 
Reported by: Trained Spotter

Penny size hail was reported near Olney.

Thunderstorm Wind in PRINCE GEORGE'S, MARYLAND
From 07-AUG-08 12:04:00 to 07-AUG-08 12:04:00 (EST-5)
Location: CRESTVIEW MANOR
Magnitude: 50.00 EG
Reported by: Emergency Manager

Multiple power lines and poles were down on Earnshaw Drive in Brandywine.

Hail in MONTGOMERY, MARYLAND
From 07-AUG-08 15:21:00 to 07-AUG-08 15:21:00 (EST-5)
Location: CLARKSBURG
Magnitude: 0.75 
Reported by: Trained Spotter

Penny sized hail was reported near Clarksburg.

Thunderstorm Wind in PRINCE GEORGE'S, MARYLAND
From 07-AUG-08 16:22:00 to 07-AUG-08 16:22:00 (EST-5)
Location: MITCHELLVILLE
Magnitude: 50.00 EG
Reported by: Public

Several trees were snapped off blocking Mitchellville Road near a baseball field that was located just south of Mitchellville.

Thunderstorm Wind in ST. MARY'S, MARYLAND
From 07-AUG-08 20:55:00 to 07-AUG-08 20:55:00 (EST-5)
Location: LEONARDTOWN
Magnitude: 50.00 EG
Reported by: Emergency Manager

A tree was down on Point Lookout Road near Leonardtown.

Thunderstorm Wind in PRINCE GEORGE'S, MARYLAND
From 07-AUG-08 12:04:00 to 07-AUG-08 12:04:00 (EST-5)
Location: CRESTVIEW MANOR
Magnitude: 50.00 EG
Reported by: Fire Department/Rescue

Power lines were down about 3 miles south-southeast of Clinton.