A cold front moved through the region and showers and severe thunderstorms occurred across the Mid Atlantic. A strong low level jet drove activity through the Interstate 95 corridor and abundant amounts of moisture produced heavy rain.

Thunderstorm Wind in FREDERICK, MARYLAND
From 18-SEP-12 11:54:00 to 18-SEP-12 11:54:00 (EST-5)
Location: JEFFERSON
Magnitude: 50.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Department of Highways

There was a tree down near the intersection of MD 464 and Lander Road.

Thunderstorm Wind in FREDERICK, MARYLAND
From 18-SEP-12 12:19:00 to 18-SEP-12 12:19:00 (EST-5)
Location: FREDERICK
Magnitude: 50.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Department of Highways

There was a tree down near the intersection of MD 355 and Market Space Road.

Thunderstorm Wind in FREDERICK, MARYLAND
From 18-SEP-12 12:26:00 to 18-SEP-12 12:26:00 (EST-5)
Location: REELS MILL
Magnitude: 50.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Department of Highways

There was a tree down at Urbana Pike and Araby Church Road.

Thunderstorm Wind in MONTGOMERY, MARYLAND
From 18-SEP-12 14:10:00 to 18-SEP-12 14:10:00 (EST-5)
Location: PARKSIDE
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: NWS Employee

There was a tree knocked down on train tracks.

Thunderstorm Wind in CARROLL, MARYLAND
From 18-SEP-12 14:00:00 to 18-SEP-12 14:00:00 (EST-5)
Location: HOUCKSVILLE
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: 911 Call Center

There were tree limbs down that closed Coon Club Road.

Thunderstorm Wind in CARROLL, MARYLAND
From 18-SEP-12 14:04:00 to 18-SEP-12 14:04:00 (EST-5)
Location: LAWNDALE
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: 911 Call Center

There was a tree onto wires along Tank Road.

Thunderstorm Wind in PRINCE GEORGE'S, MARYLAND
From 18-SEP-12 14:22:00 to 18-SEP-12 14:22:00 (EST-5)
Location: SUITLAND
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Newspaper

There was a tree down blocking eastbound lane on Suitland Parkway near Silver Hill Road.

Thunderstorm Wind in ANNE ARUNDEL, MARYLAND
From 18-SEP-12 14:51:00 to 18-SEP-12 14:51:00 (EST-5)
Location: SEVERNA PARK
Magnitude: 50.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: COOP Observer

There was a tree blown down in Severna Park.

Thunderstorm Wind in ANNE ARUNDEL, MARYLAND
From 18-SEP-12 14:58:00 to 18-SEP-12 14:58:00 (EST-5)
Location: REVELL
Magnitude: 50.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Public

There were large tree limbs snapped off tree on 700 block of Macsherry Drive.

Thunderstorm Wind in PRINCE GEORGE'S, MARYLAND
From 18-SEP-12 14:29:00 to 18-SEP-12 14:29:00 (EST-5)
Location: MONTPELIER
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Broadcast Media

There were downed trees covering right lane of Maryland State Route 295 near 197.

Thunderstorm Wind in PRINCE GEORGE'S, MARYLAND
From 18-SEP-12 14:23:00 to 18-SEP-12 14:23:00 (EST-5)
Location: LANDOVER HILLS
Magnitude: 50.00 EG
Property damage: 1.50K
Crop damage: 0.00K
Reported by: Broadcast Media

There was a tree down covering a vehicle on Maryland State Route 295 near route 410.

Thunderstorm Wind in PRINCE GEORGE'S, MARYLAND
From 18-SEP-12 14:23:00 to 18-SEP-12 14:23:00 (EST-5)
Location: BERKSHIRE
Magnitude: 50.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Broadcast Media

There was a tree down near Suitland Parkway and Silver Hill Road.

Thunderstorm Wind in BALTIMORE, MARYLAND
From 18-SEP-12 14:27:00 to 18-SEP-12 14:27:00 (EST-5)
Location: OELLA
Magnitude: 50.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Trained Spotter

A pear tree was split in half by thunderstorm winds.

Thunderstorm Wind in HOWARD, MARYLAND
From 18-SEP-12 14:25:00 to 18-SEP-12 14:25:00 (EST-5)
Location: COLUMBIA
Magnitude: 50.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Trained Spotter

There were wind gusts estimated of 50 to 60 mph.

Thunderstorm Wind in HARFORD, MARYLAND
From 18-SEP-12 14:58:00 to 18-SEP-12 14:58:00 (EST-5)
Location: FOREST HILL
Magnitude: 50.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Department of Highways

There was a tree down near the intersection of Maryland 24 and Greer Nursery Road.

Thunderstorm Wind in HARFORD, MARYLAND
From 18-SEP-12 15:30:00 to 18-SEP-12 15:30:00 (EST-5)
Location: PHILLIPS AAF ARPT
Magnitude: 50.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Thunderstorm Wind in CHARLES, MARYLAND
From 18-SEP-12 14:46:00 to 18-SEP-12 14:46:00 (EST-5)
Location: INDIAN HD MRYLND ARP
Magnitude: 50.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Emergency Manager

There was a tree down on Bumpy Creek Road near the Indian Head Trail Crossing.

Thunderstorm Wind in CHARLES, MARYLAND
From 18-SEP-12 14:55:00 to 18-SEP-12 14:55:00 (EST-5)
Location: SPRINGHILL
Magnitude: 50.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Emergency Manager

There was a tree down on Fairgrounds Road.

Thunderstorm Wind in CHARLES, MARYLAND
From 18-SEP-12 15:18:00 to 18-SEP-12 15:18:00 (EST-5)
Location: HUGHESVILLE
Magnitude: 50.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Emergency Manager

There was a tree down on 14000 block of Oaks Road.

Thunderstorm Wind in CALVERT, MARYLAND
From 18-SEP-12 15:51:00 to 18-SEP-12 15:51:00 (EST-5)
Location: COSTER
Magnitude: 50.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: 911 Call Center

There was a tree down near intersection of Coster Road and Spring Cove Lane.