A Bermuda High continued to usher tropical moisture into the Mid Atlantic. A shortwave trough ahead of the main trough produced showers and thunderstorms in the unsettled region.

Marine Thunderstorm Wind in CHESAPEAKE BAY N BEACH TO DRUM PT MD, ATLANTIC NORTH
From 10-JUL-13 18:40:00 to 10-JUL-13 18:40:00 (EST-5)
Location: MID BAY BUOY
Magnitude: 41.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Buoy

Wind gusts of 41 knots were measured at Gooses Reef Buoy.

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 10-JUL-13 19:00:00 to 10-JUL-13 19:00:00 (EST-5)
Location: THOMAS POINT LIGHT
Magnitude: 45.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Buoy

Wind gusts of 45 knots were measured at Thomas Point Lighthouse.

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 10-JUL-13 19:02:00 to 10-JUL-13 19:37:00 (EST-5)
Location: GREENBERRY POINT
Magnitude: 39.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind gusts of 39 knots were measured at Tolly Point.

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 10-JUL-13 19:23:00 to 10-JUL-13 19:23:00 (EST-5)
Location: KENT ISLAND
Magnitude: 34.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind gusts of 31 knots were estimated at Kent Island.

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 10-JUL-13 19:28:00 to 10-JUL-13 19:33:00 (EST-5)
Location: GREENBERRY POINT
Magnitude: 48.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind gusts of 48 knots were measured at Greenbury Point.

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 10-JUL-13 19:30:00 to 10-JUL-13 19:40:00 (EST-5)
Location: GREENBERRY POINT
Magnitude: 41.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Buoy

Wind gusts of 41 knots were measured at Annapolis Buoy.

Marine Thunderstorm Wind in TIDAL POTOMAC KEY BRIDGE TO INDIAN HD MD, ATLANTIC NORTH
From 10-JUL-13 18:50:00 to 10-JUL-13 18:50:00 (EST-5)
Location: LYLES-CROUCH ACADEMY ALEXANDRIA
Magnitude: 34.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Buoy

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

Marine Thunderstorm Wind in TIDAL POTOMAC KEY BRIDGE TO INDIAN HD MD, ATLANTIC NORTH
From 10-JUL-13 19:00:00 to 10-JUL-13 19:01:00 (EST-5)
Location: (DCA)REAGAN NATIONAL AIRPORT
Magnitude: 34.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Wind gusts of 34 knots were measured at Reagan National.

Marine Thunderstorm Wind in TIDAL POTOMAC KEY BRIDGE TO INDIAN HD MD, ATLANTIC NORTH
From 10-JUL-13 18:40:00 to 10-JUL-13 18:40:00 (EST-5)
Location: LYLES-CROUCH ACADEMY ALEXANDRIA
Magnitude: 34.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Buoy

Wind gusts of 33 knots were measured at Upper Potomac Buoy.

Marine Thunderstorm Wind in TIDAL POTOMAC KEY BRIDGE TO INDIAN HD MD, ATLANTIC NORTH
From 10-JUL-13 18:43:00 to 10-JUL-13 18:43:00 (EST-5)
Location: (DCA)REAGAN NATIONAL AIRPORT
Magnitude: 34.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Wind gusts of 33 knots were measured at Reagan National.

Marine Thunderstorm Wind in CHESAPEAKE BAY POOLES IS TO SANDY PT MD, ATLANTIC NORTH
From 10-JUL-13 19:50:00 to 10-JUL-13 20:00:00 (EST-5)
Location: PATAPSCO BUOY
Magnitude: 37.00 EG
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 POOLES IS TO SANDY PT MD, ATLANTIC NORTH
From 10-JUL-13 19:56:00 to 10-JUL-13 20:22:00 (EST-5)
Location: MILLER ISLAND
Magnitude: 37.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind gusts of 37 knots were measured at Hartmiller Island.

Marine Thunderstorm Wind in CHESAPEAKE BAY POOLES IS TO SANDY PT MD, ATLANTIC NORTH
From 10-JUL-13 20:00:00 to 10-JUL-13 20:12:00 (EST-5)
Location: BALTIMORE APPROACHES BUOY
Magnitude: 36.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind gusts of 36 knots were measured at Tolchester Beach.

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 10-JUL-13 18:30:00 to 10-JUL-13 18:30:00 (EST-5)
Location: GREENBERRY POINT
Magnitude: 39.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Buoy

Wind gusts of 39 knots were measured at Annapolis Buoy.

Marine Thunderstorm Wind in CHESAPEAKE BAY N BEACH TO DRUM PT MD, ATLANTIC NORTH
From 10-JUL-13 18:29:00 to 10-JUL-13 18:29:00 (EST-5)
Location: CHESAPEAKE BEACH
Magnitude: 40.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind gusts of 40 knots were measured at Chesapeake Beach.

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 10-JUL-13 20:00:00 to 10-JUL-13 20:00:00 (EST-5)
Location: THOMAS POINT LIGHT
Magnitude: 46.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Buoy

Wind gusts of 46 knots were measured at Thomas Point Lighthouse.