A strong cold front spawned a line of low-topped showers and thunderstorms that produced wind gusts of up to 70 MPH and numerous instances of downed trees.

Thunderstorm Wind in FREDERICK, MARYLAND
From 15-NOV-20 17:45:00 to 15-NOV-20 17:45:00 (EST-5)
Location: THURMONT
Magnitude: 55.00 EG
Property damage: 5.00K
Reported by: 911 Call Center

There were multiple reports of trees down in the Thurmont area.

Thunderstorm Wind in FREDERICK, MARYLAND
From 15-NOV-20 17:45:00 to 15-NOV-20 17:45:00 (EST-5)
Location: EMMITSBURG
Magnitude: 55.00 EG
Property damage: 5.00K
Reported by: 911 Call Center

There were multiple reports of trees blown down in the Emmitsburg area.

Thunderstorm Wind in CARROLL, MARYLAND
From 15-NOV-20 18:03:00 to 15-NOV-20 18:03:00 (EST-5)
Location: PIPE CREEK MILL
Magnitude: 50.00 EG
Property damage: 1.00K
Reported by: 911 Call Center

A tree blew down on Black School House Road.

Thunderstorm Wind in CARROLL, MARYLAND
From 15-NOV-20 18:07:00 to 15-NOV-20 18:07:00 (EST-5)
Location: MIDDLEBURG
Magnitude: 50.00 EG
Property damage: 1.00K
Reported by: 911 Call Center

A tree blew down on Hapes Mill Road.

Thunderstorm Wind in CARROLL, MARYLAND
From 15-NOV-20 18:11:00 to 15-NOV-20 18:11:00 (EST-5)
Location: DEEP RUN
Magnitude: 50.00 EG
Property damage: 1.00K
Reported by: 911 Call Center

A tree blew down on Old Hanover Road.

Thunderstorm Wind in CARROLL, MARYLAND
From 15-NOV-20 18:20:00 to 15-NOV-20 18:20:00 (EST-5)
Location: BACHMANS MILLS
Magnitude: 50.00 EG
Property damage: 2.00K
Reported by: 911 Call Center

A tree blew down on Bixler Church Road. A tree blew down on East Deep Run Road.

Thunderstorm Wind in MONTGOMERY, MARYLAND
From 15-NOV-20 18:37:00 to 15-NOV-20 18:37:00 (EST-5)
Location: CLARKSBURG
Magnitude: 50.00 EG
Property damage: 2.00K
Reported by: Emergency Manager

A tree blew down onto wires on Clarksburg Road.

Thunderstorm Wind in MONTGOMERY, MARYLAND
From 15-NOV-20 18:46:00 to 15-NOV-20 18:46:00 (EST-5)
Location: MIDDLEBROOK
Magnitude: 50.00 EG
Property damage: 1.00K
Reported by: 911 Call Center

A tree blew down on Winding Creek Place.

Thunderstorm Wind in HOWARD, MARYLAND
From 15-NOV-20 18:47:00 to 15-NOV-20 18:47:00 (EST-5)
Location: GLENWOOD
Magnitude: 50.00 EG
Property damage: 2.00K
Reported by: 911 Call Center

A tree blew down on Hobbs Road. A tree blew down on Frederick Road.

Thunderstorm Wind in HOWARD, MARYLAND
From 15-NOV-20 18:47:00 to 15-NOV-20 18:47:00 (EST-5)
Location: KNOLLWOOD
Magnitude: 50.00 EG
Property damage: 1.00K
Reported by: 911 Call Center

A tree blew down on Howard Chapel Road at Jennings Chapel Road.

Thunderstorm Wind in MONTGOMERY, MARYLAND
From 15-NOV-20 18:51:00 to 15-NOV-20 18:51:00 (EST-5)
Location: ROCKVILLE
Magnitude: 50.00 EG
Property damage: 1.00K
Reported by: Emergency Manager

A tree blew down onto the ramp from MD-28 to I-270.

Thunderstorm Wind in BALTIMORE, MARYLAND
From 15-NOV-20 18:51:00 to 15-NOV-20 18:51:00 (EST-5)
Location: HEREFORD
Magnitude: 50.00 EG
Property damage: 2.00K
Reported by: Department of Highways

A tree blew down on MD-138 at Big Falls Road. A tree blew down on MD-482 at Sisters Church Road.

Thunderstorm Wind in GARRETT, MARYLAND
From 15-NOV-20 16:05:00 to 15-NOV-20 16:05:00 (EST-5)
Location: MINERAL SPG
Magnitude: 50.00 EG
Property damage: 1.00K
Reported by: 911 Call Center

A tree blew down on Pigs Ear Road.

Thunderstorm Wind in GARRETT, MARYLAND
From 15-NOV-20 16:10:00 to 15-NOV-20 16:10:00 (EST-5)
Location: KEYSERS RIDGE
Magnitude: 56.00 MG
Reported by: Mesonet

A 56-knot (65 MPH) wind gust was measured by a mesonet on I-68 at US-219.

Thunderstorm Wind in GARRETT, MARYLAND
From 15-NOV-20 16:12:00 to 15-NOV-20 16:12:00 (EST-5)
Location: OAKLAND
Magnitude: 55.00 EG
Property damage: 1.00K
Reported by: 911 Call Center

A tree blew down on Oakland Sang Run Road.

Thunderstorm Wind in GARRETT, MARYLAND
From 15-NOV-20 16:14:00 to 15-NOV-20 16:14:00 (EST-5)
Location: CASSELMAN
Magnitude: 59.00 MG
Reported by: Mesonet

A 59-knot (68 MPH) wind gust was measured by a mesonet in Grantsville.

Thunderstorm Wind in CECIL, MARYLAND
From 15-NOV-20 19:26:00 to 15-NOV-20 19:26:00 (EST-5)
Location: WOODLAWN
Magnitude: 50.00 EG
Property damage: 1.00K
Reported by: Department of Highways

A tree blew down on MD-276 at Burlin Road.

Thunderstorm Wind in CECIL, MARYLAND
From 15-NOV-20 19:29:00 to 15-NOV-20 19:29:00 (EST-5)
Location: PERRY PT
Magnitude: 50.00 MG
Reported by: Mesonet

A wind gust of 50 knots (58 MPH) was measured by a mesonet along US-40 near Hatem Bridge.

Thunderstorm Wind in ALLEGANY, MARYLAND
From 15-NOV-20 17:00:00 to 15-NOV-20 17:00:00 (EST-5)
Location: CUMBERLAND
Magnitude: 55.00 EG
Property damage: 25.00K
Reported by: 911 Call Center

There were nearly two dozen reports of trees blown down through Allegany County.

Thunderstorm Wind in ALLEGANY, MARYLAND
From 15-NOV-20 17:05:00 to 15-NOV-20 17:05:00 (EST-5)
Location: OLDTOWN
Magnitude: 51.00 MG
Reported by: Mesonet

A wind gust of 51 knots (59 MPH) was measured by a mesonet near Oldtown.

Thunderstorm Wind in WASHINGTON, MARYLAND
From 15-NOV-20 17:20:00 to 15-NOV-20 17:20:00 (EST-5)
Location: FT RITCHIE
Magnitude: 55.00 EG
Property damage: 12.00K
Reported by: 911 Call Center

There were several reports of trees blown down in Cascade and Smithsburg.

Thunderstorm Wind in HOWARD, MARYLAND
From 15-NOV-20 18:55:00 to 15-NOV-20 18:55:00 (EST-5)
Location: DAYTON
Magnitude: 57.00 MG
Reported by: Mesonet

A wind gust of 57 knots (66 MPH) was measured by a mesonet in Dayton.

Thunderstorm Wind in MONTGOMERY, MARYLAND
From 15-NOV-20 18:56:00 to 15-NOV-20 18:56:00 (EST-5)
Location: BRINKLOW
Magnitude: 50.00 EG
Property damage: 1.00K
Reported by: 911 Call Center

A tree blew down on Pine Bark Court.

Thunderstorm Wind in WASHINGTON, MARYLAND
From 15-NOV-20 17:51:00 to 15-NOV-20 17:51:00 (EST-5)
Location: WEVERTON
Magnitude: 50.00 EG
Property damage: 6.00K
Reported by: 911 Call Center

There were several reports of trees blown down just west of Knoxville.

Thunderstorm Wind in HOWARD, MARYLAND
From 15-NOV-20 18:58:00 to 15-NOV-20 18:58:00 (EST-5)
Location: HIGHLAND
Magnitude: 50.00 EG
Property damage: 2.00K
Reported by: 911 Call Center

A tree blew down on Clarksville Pike at Hall Shop Road. A tree blew down on Manorstone Lane.

Thunderstorm Wind in MONTGOMERY, MARYLAND
From 15-NOV-20 18:58:00 to 15-NOV-20 18:58:00 (EST-5)
Location: TWIN BROOK
Magnitude: 50.00 EG
Property damage: 2.00K
Reported by: 911 Call Center

A tree blew down onto wires on Brad Drive.

Thunderstorm Wind in HOWARD, MARYLAND
From 15-NOV-20 19:00:00 to 15-NOV-20 19:00:00 (EST-5)
Location: EAST LIOAK
Magnitude: 55.00 EG
Property damage: 4.00K
Reported by: 911 Call Center

A tree blew down on Harpers Farm Road at Twin Rivers Road. A tree blew down on Little Patuxent Parkway near Governor Warfield Parkway. A tree blew down on Clarksville Pike. A tree blew down on Summer Day Lane.

Thunderstorm Wind in HOWARD, MARYLAND
From 15-NOV-20 19:04:00 to 15-NOV-20 19:04:00 (EST-5)
Location: SCAGGSVILLE
Magnitude: 50.00 EG
Property damage: 1.00K
Reported by: 911 Call Center

A tree blew down on Pricemanor Way at Johns Hopkins Road.

Thunderstorm Wind in BALTIMORE CITY (C), MARYLAND
From 15-NOV-20 19:05:00 to 15-NOV-20 19:05:00 (EST-5)
Location: WOODBERRY
Magnitude: 50.00 EG
Property damage: 4.00K
Reported by: 911 Call Center

A tree blew down on Pimlico Road at Greenspring Avenue. A tree blew down on Bonner Road. A tree blew down on Taney Road. A tree blew down on Carlisle Avenue.

Thunderstorm Wind in BALTIMORE, MARYLAND
From 15-NOV-20 19:05:00 to 15-NOV-20 19:05:00 (EST-5)
Location: RUXTON
Magnitude: 50.00 EG
Property damage: 1.00K
Reported by: Department of Highways

A tree blew down on MD-25 at Old Pimlico Road.

Thunderstorm Wind in MONTGOMERY, MARYLAND
From 15-NOV-20 19:07:00 to 15-NOV-20 19:07:00 (EST-5)
Location: GOOD HOPE
Magnitude: 50.00 EG
Property damage: 2.00K
Reported by: Emergency Manager

Large tree limbs blew down on US-29 at Industrial Parkway. A tree blew down on US-29 south of Tech Road.

Thunderstorm Wind in BALTIMORE CITY (C), MARYLAND
From 15-NOV-20 19:07:00 to 15-NOV-20 19:07:00 (EST-5)
Location: ROLAND PARK
Magnitude: 55.00 EG
Property damage: 5.00K
Reported by: 911 Call Center

Trees blew down near the intersection of Falls Road and Northern Parkway. A tree blew down on Falls Road at Cold Spring Lane.

Thunderstorm Wind in BALTIMORE CITY (C), MARYLAND
From 15-NOV-20 19:09:00 to 15-NOV-20 19:09:00 (EST-5)
Location: WALBROOK
Magnitude: 55.00 EG
Property damage: 5.00K
Reported by: 911 Call Center

Trees blew down along Hilton Parkway. Trees blew down along Edmondson Avenue. A tree blew down on Paddington Road. A tree blew down on Perring Parkway at Northern Parkway.

Thunderstorm Wind in HARFORD, MARYLAND
From 15-NOV-20 19:09:00 to 15-NOV-20 19:09:00 (EST-5)
Location: UPPER XRDS
Magnitude: 50.00 EG
Property damage: 3.00K
Reported by: 911 Call Center

A tree blew down along Baldwin Mill Road. A tree blew down along Green Road. A tree blew down on East 36th Street.

Thunderstorm Wind in HOWARD, MARYLAND
From 15-NOV-20 19:10:00 to 15-NOV-20 19:10:00 (EST-5)
Location: WATERLOO
Magnitude: 50.00 EG
Property damage: 1.00K
Reported by: 911 Call Center

A tree blew down on Mission Road at Pleasant Chase Road.

Thunderstorm Wind in HOWARD, MARYLAND
From 15-NOV-20 19:11:00 to 15-NOV-20 19:11:00 (EST-5)
Location: DORSEY
Magnitude: 50.00 EG
Property damage: 1.00K
Reported by: 911 Call Center

A tree blew down on US-1 at Ducketts Lane.

Thunderstorm Wind in BALTIMORE CITY (C), MARYLAND
From 15-NOV-20 19:11:00 to 15-NOV-20 19:11:00 (EST-5)
Location: CAMDEN
Magnitude: 50.00 EG
Property damage: 2.00K
Reported by: 911 Call Center

A tree blew down on Ramsey Street at Calhoun Street. A tree blew down on Monroe Street near MD-295.

Thunderstorm Wind in HARFORD, MARYLAND
From 15-NOV-20 19:18:00 to 15-NOV-20 19:18:00 (EST-5)
Location: VALE
Magnitude: 50.00 EG
Property damage: 1.00K
Reported by: 911 Call Center

A tree blew down along Red Pump Road.

Thunderstorm Wind in HARFORD, MARYLAND
From 15-NOV-20 19:18:00 to 15-NOV-20 19:18:00 (EST-5)
Location: EMMORTON
Magnitude: 50.00 EG
Property damage: 3.00K
Reported by: 911 Call Center

A tree blew down on Paterson Mill Road. A tree blew down on Old Orchard Road. A tree blew down on Aldino Road.

Thunderstorm Wind in HARFORD, MARYLAND
From 15-NOV-20 19:29:00 to 15-NOV-20 19:29:00 (EST-5)
Location: LAPIDUM
Magnitude: 55.00 MG
Reported by: Mesonet

A wind gust of 55 knots (63 MPH) was measured by a mesonet on I-95 Millard E. Tydings Memorial Bridge.

Thunderstorm Wind in PRINCE GEORGE'S, MARYLAND
From 15-NOV-20 19:50:00 to 15-NOV-20 19:50:00 (EST-5)
Location: LANDOVER
Magnitude: 50.00 EG
Property damage: 3.00K
Reported by: Department of Highways

Trees were blown down between Beltsville and Bladensburg, including one on MD-295 Baltimore-Washington Parkway near MD-410.

Thunderstorm Wind in ANNE ARUNDEL, MARYLAND
From 15-NOV-20 19:59:00 to 15-NOV-20 19:59:00 (EST-5)
Location: SKIDMORE
Magnitude: 50.00 MG
Reported by: Mesonet

A wind gust of 50 knots (58 MPH) was measured by a mesonet near the Bay Bridge.

Thunderstorm Wind in HARFORD, MARYLAND
From 15-NOV-20 19:09:00 to 15-NOV-20 19:09:00 (EST-5)
Location: FOREST HILL
Magnitude: 50.00 EG
Property damage: 1.00K
Reported by: 911 Call Center

A tree blew down on Sharon Road at MD-24.

Thunderstorm Wind in HOWARD, MARYLAND
From 15-NOV-20 18:45:00 to 15-NOV-20 18:45:00 (EST-5)
Location: COOKSVILLE
Magnitude: 50.00 EG
Property damage: 1.00K
Reported by: 911 Call Center

A tree blew down at the intersection of MD-97 and MD-144.

Thunderstorm Wind in HOWARD, MARYLAND
From 15-NOV-20 18:56:00 to 15-NOV-20 18:56:00 (EST-5)
Location: MAYFIELD
Magnitude: 50.00 EG
Property damage: 1.00K
Reported by: 911 Call Center

A tree blew down at the intersection of US-40 and Marriottsville Road.

Thunderstorm Wind in HARFORD, MARYLAND
From 15-NOV-20 19:05:00 to 15-NOV-20 19:05:00 (EST-5)
Location: COOPERSTOWN
Magnitude: 50.00 EG
Property damage: 1.00K
Reported by: 911 Call Center

A tree blew down on West Jarrettsville Road at Old Federal Hill Road.

Thunderstorm Wind in GARRETT, MARYLAND
From 15-NOV-20 16:08:00 to 15-NOV-20 16:08:00 (EST-5)
Location: GRANTSVILLE
Magnitude: 60.00 EG
Property damage: 6.00K
Reported by: 911 Call Center

Multiple trees were blown down along US-40 Alternate National Pike in the Grantsville area.