A cold front moved through the Mid-Atlantic from west to east. Hot and humid conditions were ahead of the frontal boundary and led to an unstable environment. Severe thunderstorms were capable of damaging winds.

Marine Thunderstorm Wind in CHESAPEAKE BAY N OF POOLES IS MD, ATLANTIC NORTH
From 08-JUL-14 18:50:00 to 08-JUL-14 19:00:00 (EST-5)
Location: SUSQUEHANNA
Magnitude: 39.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Buoy

Wind gusts of 37-39 knots were measured at Susquehanna River Buoy.

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 08-JUL-14 18:50:00 to 08-JUL-14 19:05:00 (EST-5)
Location: TOLLY POINT
Magnitude: 38.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind gusts of 35-38 knots were measured at Tolly Point.

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 08-JUL-14 18:50:00 to 08-JUL-14 19:10:00 (EST-5)
Location: GREENBERRY POINT
Magnitude: 39.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind gusts of 31-39 knots were measured at Annapolis.

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 08-JUL-14 18:55:00 to 08-JUL-14 18:55:00 (EST-5)
Location: STEVENSVILLE
Magnitude: 41.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind gusts of 41 knots were measured at Bay Bridge.

Marine Thunderstorm Wind in CHESAPEAKE BAY DRUM PT TO SMITH PT VA, ATLANTIC NORTH
From 08-JUL-14 21:00:00 to 08-JUL-14 21:00:00 (EST-5)
Location: POINT LOOKOUT
Magnitude: 39.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind gusts of 39 knots were measured at Point Lookout.

Marine Thunderstorm Wind in TIDAL POTOMAC COBB IS MD TO SMITH PT VA, ATLANTIC NORTH
From 08-JUL-14 20:36:00 to 08-JUL-14 20:36:00 (EST-5)
Location: PINEY POINT
Magnitude: 34.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind gusts of 31 knots were measured at Piney Point.

Marine Thunderstorm Wind in TIDAL POTOMAC COBB IS MD TO SMITH PT VA, ATLANTIC NORTH
From 08-JUL-14 20:48:00 to 08-JUL-14 20:48:00 (EST-5)
Location: LEWISETTA
Magnitude: 39.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind gusts of 39 knots were measured at Lewisetta.

Marine Thunderstorm Wind in TIDAL POTOMAC COBB IS MD TO SMITH PT VA, ATLANTIC NORTH
From 08-JUL-14 21:00:00 to 08-JUL-14 21:00:00 (EST-5)
Location: POTOMAC BUOY
Magnitude: 37.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Buoy

Wind gusts of 37 knots were measured at Potomac Point Lookout Buoy.

Marine Thunderstorm Wind in TIDAL POTOMAC COBB IS MD TO SMITH PT VA, ATLANTIC NORTH
From 08-JUL-14 21:00:00 to 08-JUL-14 21:00:00 (EST-5)
Location: POINT LOOKOUT
Magnitude: 39.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind gusts of 39 knots were measured at Point Lookout.

Marine Thunderstorm Wind in TIDAL POTOMAC KEY BRIDGE TO INDIAN HD MD, ATLANTIC NORTH
From 08-JUL-14 18:13:00 to 08-JUL-14 18:17:00 (EST-5)
Location: (DCA)REAGAN NATIONAL AIRPORT
Magnitude: 41.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Wind gusts of 38-41 knots were measured at Reagan National Airport.

Marine Thunderstorm Wind in TIDAL POTOMAC KEY BRIDGE TO INDIAN HD MD, ATLANTIC NORTH
From 08-JUL-14 18:14:00 to 08-JUL-14 18:14:00 (EST-5)
Location: (DCA)REAGAN NATIONAL AIRPORT
Magnitude: 34.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind gusts of 38-41 knots were measured at Hoffman-Boston Elementary School.

Marine Thunderstorm Wind in TIDAL POTOMAC KEY BRIDGE TO INDIAN HD MD, ATLANTIC NORTH
From 08-JUL-14 18:09:00 to 08-JUL-14 18:09:00 (EST-5)
Location: WASHINGTON NATIONALS PARK
Magnitude: 35.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Utility Company

Wind gusts of 35 knots were measured at PEPCO.

Marine Thunderstorm Wind in TIDAL POTOMAC KEY BRIDGE TO INDIAN HD MD, ATLANTIC NORTH
From 08-JUL-14 18:15:00 to 08-JUL-14 18:15:00 (EST-5)
Location: WASHINGTON NATIONALS PARK
Magnitude: 37.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Unknown

Wind gusts of 37 knots were measured at Nationals Park.

Marine Thunderstorm Wind in TIDAL POTOMAC KEY BRIDGE TO INDIAN HD MD, ATLANTIC NORTH
From 08-JUL-14 18:18:00 to 08-JUL-14 18:36:00 (EST-5)
Location: WASHINGTON NATIONALS PARK
Magnitude: 35.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

Wind gusts of 33-35 knots were measured at SW Waterfront.

Marine Thunderstorm Wind in TIDAL POTOMAC KEY BRIDGE TO INDIAN HD MD, ATLANTIC NORTH
From 08-JUL-14 18:19:00 to 08-JUL-14 18:19:00 (EST-5)
Location: LYLES-CROUCH ACADEMY ALEXANDRIA
Magnitude: 38.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind gusts of 38 knots were measured at Lyles-Crouch Academy.

Marine Thunderstorm Wind in TIDAL POTOMAC KEY BRIDGE TO INDIAN HD MD, ATLANTIC NORTH
From 08-JUL-14 18:20:00 to 08-JUL-14 18:40:00 (EST-5)
Location: LYLES-CROUCH ACADEMY ALEXANDRIA
Magnitude: 41.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Buoy

Wind gusts of 31-41 knots were measured at Upper Potomac Buoy.

Marine Thunderstorm Wind in PATAPSCO RIVER INCLUDING BALTIMORE HARBOR, ATLANTIC NORTH
From 08-JUL-14 18:20:00 to 08-JUL-14 18:29:00 (EST-5)
Location: ORIOLE PARK AT CAMDEN YARDS
Magnitude: 43.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind gusts of 42-43 knots were measured at Orioles Park.

Marine Thunderstorm Wind in PATAPSCO RIVER INCLUDING BALTIMORE HARBOR, ATLANTIC NORTH
From 08-JUL-14 18:24:00 to 08-JUL-14 18:24:00 (EST-5)
Location: BALTIMORE CITY
Magnitude: 34.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind gusts of 31 knots were measured at Baltimore.

Marine Thunderstorm Wind in PATAPSCO RIVER INCLUDING BALTIMORE HARBOR, ATLANTIC NORTH
From 08-JUL-14 18:30:00 to 08-JUL-14 18:48:00 (EST-5)
Location: RIVIERA BEACH
Magnitude: 43.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind gusts of 43 knots were measured at Key Bridge in Baltimore.

Marine Thunderstorm Wind in CHESAPEAKE BAY POOLES IS TO SANDY PT MD, ATLANTIC NORTH
From 08-JUL-14 18:35:00 to 08-JUL-14 18:35:00 (EST-5)
Location: MARTIN STATE AIRPORT
Magnitude: 37.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind gusts of 37 knots were measured at Gunpowder.

Marine Thunderstorm Wind in CHESAPEAKE BAY POOLES IS TO SANDY PT MD, ATLANTIC NORTH
From 08-JUL-14 18:40:00 to 08-JUL-14 18:50:00 (EST-5)
Location: PATAPSCO BUOY
Magnitude: 37.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Buoy

Wind gusts of 37 knots were measured at Patapsco Buoy.

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 08-JUL-14 18:41:00 to 08-JUL-14 19:16:00 (EST-5)
Location: GREENBERRY POINT
Magnitude: 42.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind gusts of 31-42 knots were measured at Greenbury Point.

Marine Thunderstorm Wind in CHESAPEAKE BAY POOLES IS TO SANDY PT MD, ATLANTIC NORTH
From 08-JUL-14 18:48:00 to 08-JUL-14 19:18:00 (EST-5)
Location: BALTIMORE APPROACHES BUOY
Magnitude: 41.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind gusts of 32-41 knots were measured at Tolchester.

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 08-JUL-14 18:56:00 to 08-JUL-14 18:56:00 (EST-5)
Location: STEVENSVILLE
Magnitude: 34.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind gusts of 31 knots were measured at Sandy Point.

Marine Thunderstorm Wind in CHESAPEAKE BAY POOLES IS TO SANDY PT MD, ATLANTIC NORTH
From 08-JUL-14 18:59:00 to 08-JUL-14 18:59:00 (EST-5)
Location: SANDY POINT
Magnitude: 34.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind gusts of 32 knots were measured at Bayside Elementary School.

Marine Thunderstorm Wind in CHESAPEAKE BAY N OF POOLES IS MD, ATLANTIC NORTH
From 08-JUL-14 18:59:00 to 08-JUL-14 18:59:00 (EST-5)
Location: SUSQUEHANNA
Magnitude: 50.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind gusts of 50 knots were measured at North Bay North East.

Marine Thunderstorm Wind in CHESAPEAKE BAY N BEACH TO DRUM PT MD, ATLANTIC NORTH
From 08-JUL-14 19:15:00 to 08-JUL-14 19:15:00 (EST-5)
Location: CHESAPEAKE BEACH
Magnitude: 34.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind gusts of 33 knots were measured at Rod N' Reel.

Marine Thunderstorm Wind in CHESAPEAKE BAY N BEACH TO DRUM PT MD, ATLANTIC NORTH
From 08-JUL-14 19:15:00 to 08-JUL-14 19:25:00 (EST-5)
Location: CHESAPEAKE BEACH
Magnitude: 34.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind gusts of 31-33 knots were measured at Blackwalnut Harbor.

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 08-JUL-14 18:50:00 to 08-JUL-14 19:10:00 (EST-5)
Location: THOMAS POINT LIGHT
Magnitude: 42.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind gusts of 39-42 knots were measured at Thomas Point.

Marine Thunderstorm Wind in TIDAL POTOMAC INDIAN HD TO COBB IS MD, ATLANTIC NORTH
From 08-JUL-14 18:37:00 to 08-JUL-14 19:34:00 (EST-5)
Location: QUANTICO
Magnitude: 36.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Wind gusts of 31-36 knots were measured at Quantico.

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 08-JUL-14 18:50:00 to 08-JUL-14 19:05:00 (EST-5)
Location: THOMAS POINT LIGHT
Magnitude: 40.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind gusts of 33-40 knots were measured at Herring Bay.

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 08-JUL-14 20:40:00 to 08-JUL-14 20:40:00 (EST-5)
Location: THOMAS POINT LIGHT
Magnitude: 42.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind gusts of 39-42 knots were measured at Thomas Point.