A strong cold front passed through during the evening hours of the 13th. A line of showers developed along the front and they were able to mix down strong winds from aloft.

Thunderstorm Wind in HARFORD, MARYLAND
From 12-FEB-17 22:55:00 to 12-FEB-17 22:55:00 (EST-5)
Location: JARRETTSVILLE
Magnitude: 50.00 EG
Reported by: 911 Call Center

A tree was down in Jarretsville.

Thunderstorm Wind in HOWARD, MARYLAND
From 12-FEB-17 22:55:00 to 12-FEB-17 22:55:00 (EST-5)
Location: HIGHLAND
Magnitude: 52.00 EG
Reported by: 911 Call Center

There were several reports of trees down in the Browns Bridge Road area.

Thunderstorm Wind in BALTIMORE, MARYLAND
From 12-FEB-17 22:58:00 to 12-FEB-17 22:58:00 (EST-5)
Location: ROGERS FORGE
Magnitude: 52.00 EG
Reported by: 911 Call Center

There were several reports of trees down in the Towson area.

Thunderstorm Wind in HOWARD, MARYLAND
From 12-FEB-17 22:58:00 to 12-FEB-17 22:58:00 (EST-5)
Location: NORMANDY HGTS
Magnitude: 50.00 EG
Reported by: 911 Call Center

A tree fell onto a police car near Oella.

Thunderstorm Wind in MONTGOMERY, MARYLAND
From 12-FEB-17 23:08:00 to 12-FEB-17 23:08:00 (EST-5)
Location: CABIN JOHN
Magnitude: 52.00 EG
Reported by: Law Enforcement

Trees and wires were down along MaCarthur Boulevard near 81st Street.

Thunderstorm Wind in HARFORD, MARYLAND
From 12-FEB-17 23:02:00 to 12-FEB-17 23:02:00 (EST-5)
Location: LAUREL BROOK
Magnitude: 52.00 EG
Reported by: 911 Call Center

Two trees were down in Fallston.

Thunderstorm Wind in MONTGOMERY, MARYLAND
From 12-FEB-17 23:02:00 to 12-FEB-17 23:02:00 (EST-5)
Location: SPENCERVILLE
Magnitude: 50.00 EG
Reported by: Public

A tree fell onto power lines on Cape May Road.

Thunderstorm Wind in MONTGOMERY, MARYLAND
From 12-FEB-17 23:05:00 to 12-FEB-17 23:05:00 (EST-5)
Location: CARDEROCK SPGS
Magnitude: 50.00 EG
Reported by: Law Enforcement

A tree was down blocking Seven Locks Road.

Thunderstorm Wind in MONTGOMERY, MARYLAND
From 12-FEB-17 23:06:00 to 12-FEB-17 23:06:00 (EST-5)
Location: GLEN ECHO
Magnitude: 50.00 EG
Reported by: Law Enforcement

A tree was down near Winston Drive and River Road.

Thunderstorm Wind in MONTGOMERY, MARYLAND
From 12-FEB-17 23:09:00 to 12-FEB-17 23:09:00 (EST-5)
Location: KEMP MILL
Magnitude: 50.00 EG
Reported by: Department of Highways

A tree was down on the I-495 Outer loop prior to Sligo Creek Parkway.

Thunderstorm Wind in ANNE ARUNDEL, MARYLAND
From 12-FEB-17 23:10:00 to 12-FEB-17 23:10:00 (EST-5)
Location: PIONEER CITY
Magnitude: 52.00 EG
Reported by: 911 Call Center

Multiple trees were down near Fort Meade.

Thunderstorm Wind in ANNE ARUNDEL, MARYLAND
From 12-FEB-17 23:12:00 to 12-FEB-17 23:12:00 (EST-5)
Location: PIONEER CITY
Magnitude: 52.00 EG
Reported by: Department of Highways

Trees were down blocking one lane along Maryland Route 175 at Disney Road.

Thunderstorm Wind in ANNE ARUNDEL, MARYLAND
From 12-FEB-17 23:30:00 to 12-FEB-17 23:30:00 (EST-5)
Location: SELBY BEACH
Magnitude: 52.00 EG
Reported by: 911 Call Center

Multiple trees were down along the 3500 Block of Loch Haven Drive.

Thunderstorm Wind in CALVERT, MARYLAND
From 12-FEB-17 23:37:00 to 12-FEB-17 23:37:00 (EST-5)
Location: CHANEY
Magnitude: 50.00 EG
Reported by: 911 Call Center

A tree was down near the intersection of Routes 4 and 260.

Thunderstorm Wind in FREDERICK, MARYLAND
From 12-FEB-17 22:02:00 to 12-FEB-17 22:02:00 (EST-5)
Location: LANTZ
Magnitude: 59.00 MG
Reported by: AWOS

A wind gust of 68 mph was reported in the Catoctin Mountains.

Thunderstorm Wind in CARROLL, MARYLAND
From 12-FEB-17 22:35:00 to 12-FEB-17 22:35:00 (EST-5)
Location: WESTMINSTER
Magnitude: 52.00 MG
Reported by: 911 Call Center

A wind gust of 60 mph was reported at the Emergency Operations Center in Westminster.

Thunderstorm Wind in MONTGOMERY, MARYLAND
From 12-FEB-17 22:44:00 to 12-FEB-17 22:44:00 (EST-5)
Location: CEDAR GROVE
Magnitude: 50.00 MG
Reported by: Mesonet

A wind gust of 58 mph was reported.

Thunderstorm Wind in MONTGOMERY, MARYLAND
From 12-FEB-17 22:49:00 to 12-FEB-17 22:49:00 (EST-5)
Location: MONTGOMERY VLG
Magnitude: 51.00 MG
Reported by: Mesonet

A wind gust of 59 mph was reported.

Thunderstorm Wind in MONTGOMERY, MARYLAND
From 12-FEB-17 22:55:00 to 12-FEB-17 22:55:00 (EST-5)
Location: GAITHERSBURG
Magnitude: 53.00 MG
Reported by: Mesonet

A wind gust of 61 mph was reported in Gaithersburg.

Thunderstorm Wind in MONTGOMERY, MARYLAND
From 12-FEB-17 22:50:00 to 12-FEB-17 22:50:00 (EST-5)
Location: DAWSONVILLE
Magnitude: 50.00 EG
Reported by: Broadcast Media

Darnestown Road west of Whites Ferry Road was blocked due to a fallen tree.

Thunderstorm Wind in BALTIMORE, MARYLAND
From 12-FEB-17 23:05:00 to 12-FEB-17 23:05:00 (EST-5)
Location: WHITE MARSH
Magnitude: 50.00 EG
Reported by: Department of Highways

A tree was down on Maryland Route 43 at Interstate 95.

Thunderstorm Wind in MONTGOMERY, MARYLAND
From 12-FEB-17 23:10:00 to 12-FEB-17 23:10:00 (EST-5)
Location: PARKWOOD
Magnitude: 50.00 EG
Reported by: Department of Highways

A tree was down on Maryland 185 and Interstate 495.

Thunderstorm Wind in WASHINGTON, MARYLAND
From 12-FEB-17 21:35:00 to 12-FEB-17 21:35:00 (EST-5)
Location: HANCOCK
Magnitude: 50.00 EG
Reported by: 911 Call Center

A tree was down blocking one lane on Interstate 70.

Thunderstorm Wind in WASHINGTON, MARYLAND
From 12-FEB-17 22:08:00 to 12-FEB-17 22:08:00 (EST-5)
Location: KEEDYSVILLE
Magnitude: 50.00 EG
Reported by: Department of Highways

A tree was down on Maryland 845 and Antietam Drive.

Thunderstorm Wind in WASHINGTON, MARYLAND
From 12-FEB-17 21:56:00 to 12-FEB-17 21:56:00 (EST-5)
Location: (HGR)HAGERSTOWN RGNL
Magnitude: 52.00 MG
Reported by: ASOS

A wind gust of 60 mph was reported.

Thunderstorm Wind in ANNE ARUNDEL, MARYLAND
From 12-FEB-17 23:14:00 to 12-FEB-17 23:14:00 (EST-5)
Location: GLEN BURNIE
Magnitude: 51.00 MG
Reported by: Mesonet

A wind gust of 59 mph was reported.

Thunderstorm Wind in PRINCE GEORGE'S, MARYLAND
From 12-FEB-17 23:28:00 to 12-FEB-17 23:28:00 (EST-5)
Location: FORESTVILLE
Magnitude: 63.00 MG
Reported by: AWOS

A wind gust of 72 mph was reported at Andrews Air Force Base.

Thunderstorm Wind in FREDERICK, MARYLAND
From 12-FEB-17 22:25:00 to 12-FEB-17 22:25:00 (EST-5)
Location: FREDERICK
Magnitude: 52.00 EG
Reported by: 911 Call Center

Trees were down just west of Frederick.

Thunderstorm Wind in FREDERICK, MARYLAND
From 12-FEB-17 22:25:00 to 12-FEB-17 22:25:00 (EST-5)
Location: WOODSBORO
Magnitude: 52.00 EG
Reported by: 911 Call Center

Trees were down in Woodsboro.

Thunderstorm Wind in CARROLL, MARYLAND
From 12-FEB-17 22:30:00 to 12-FEB-17 22:30:00 (EST-5)
Location: MAYBERRY
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: 911 Call Center

A tree was down on a house on Tyrone Road.

Thunderstorm Wind in FREDERICK, MARYLAND
From 12-FEB-17 22:31:00 to 12-FEB-17 22:31:00 (EST-5)
Location: PLANE NUMBER FOUR
Magnitude: 50.00 EG
Reported by: 911 Call Center

Trees were down near Mount Airy.

Thunderstorm Wind in CARROLL, MARYLAND
From 12-FEB-17 22:34:00 to 12-FEB-17 22:34:00 (EST-5)
Location: AVONDALE
Magnitude: 50.00 EG
Reported by: 911 Call Center

A tree fell onto a house on Fenby Farm Road.

Thunderstorm Wind in HARFORD, MARYLAND
From 12-FEB-17 22:49:00 to 12-FEB-17 22:49:00 (EST-5)
Location: WHITEFORD
Magnitude: 50.00 EG
Reported by: 911 Call Center

A tree was down in Whiteford.

Thunderstorm Wind in MONTGOMERY, MARYLAND
From 12-FEB-17 22:50:00 to 12-FEB-17 22:50:00 (EST-5)
Location: MIDDLEBROOK
Magnitude: 52.00 EG
Reported by: Law Enforcement

A tree fell on to a house which trapped occupants on Hottinger Circle.

Thunderstorm Wind in MONTGOMERY, MARYLAND
From 12-FEB-17 22:53:00 to 12-FEB-17 22:53:00 (EST-5)
Location: OLNEY
Magnitude: 52.00 EG
Reported by: Fire Department/Rescue

A tree fell onto a house near Olney. No injuries were reported.

Thunderstorm Wind in BALTIMORE, MARYLAND
From 12-FEB-17 22:55:00 to 12-FEB-17 22:55:00 (EST-5)
Location: COCKEYSVILLE
Magnitude: 52.00 EG
Reported by: 911 Call Center

Several reports of trees were down on the Cockeysville area.