Scattered thunderstorms produced gusty winds over portions of the tidal Potomac River and the Chesapeake Bay.

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 09-JUL-21 15:55:00 to 09-JUL-21 15:55:00 (EST-5)
Location: ST ANNES SCHOOL (ANNAP)
Magnitude: 38.00 MG
Reported by: AWOS

A wind gust of 38 knots (44 MPH) was measured by the AWOS at Lee Airport (KANP).

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 09-JUL-21 16:16:00 to 09-JUL-21 16:31:00 (EST-5)
Location: THOMAS POINT (TPLM2)
Magnitude: 34.00 MG
Reported by: Buoy

Wind gusts of 34 knots (39 MPH) were measured by a buoy near Saunders Point Lighthouse.

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 09-JUL-21 16:24:00 to 09-JUL-21 16:24:00 (EST-5)
Location: SHADY SIDE ES (SHADY)
Magnitude: 47.00 MG
Reported by: Mesonet

A wind gust of 47 knots (54 MPH) was measured by a mesonet near Galesville.

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 09-JUL-21 16:32:00 to 09-JUL-21 16:32:00 (EST-5)
Location: THOMAS POINT (TPLM2)
Magnitude: 34.00 EG
Reported by: Buoy

A thunderstorm produced an estimated wind gust to 34 knots (39 MPH) near a buoy near Thomas Point.

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 09-JUL-21 16:34:00 to 09-JUL-21 16:34:00 (EST-5)
Location: HERRING BAY (HRB)
Magnitude: 34.00 MG
Reported by: Buoy

A wind gust of 34 knots (39 MPH) was measured by a buoy in Herring Bay.

Marine Thunderstorm Wind in CHESAPEAKE BAY N OF POOLES IS MD, ATLANTIC NORTH
From 09-JUL-21 17:15:00 to 09-JUL-21 17:15:00 (EST-5)
Location: NORTH BAY NORTH EAST MD (NRTBY)
Magnitude: 35.00 MG
Reported by: Mesonet

A wind gust of 35 knots (40 MPH) was measured by a mesonet at North East Landfill adjacent to the upper Chesapeake Bay.

Marine Thunderstorm Wind in CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER, ATLANTIC NORTH
From 09-JUL-21 17:16:00 to 09-JUL-21 17:16:00 (EST-5)
Location: BLACKWALNUT HARBOR (BWH)
Magnitude: 34.00 EG
Reported by: Buoy

A thunderstorm produced an estimated wind gust to 34 knots (39 MPH) near a buoy in Blackwalnut Harbor.

Marine Thunderstorm Wind in CHESAPEAKE BAY N BEACH TO DRUM PT MD, ATLANTIC NORTH
From 09-JUL-21 17:30:00 to 09-JUL-21 17:42:00 (EST-5)
Location: GOOSES REEF BUOY (44062)
Magnitude: 35.00 MG
Reported by: Buoy

Wind gusts of up to 35 knots (40 MPH) were measured by a buoy near Gooses Reef.

Marine Thunderstorm Wind in TIDAL POTOMAC COBB IS MD TO SMITH PT VA, ATLANTIC NORTH
From 09-JUL-21 17:33:00 to 09-JUL-21 17:38:00 (EST-5)
Location: COBB POINT (COB)
Magnitude: 40.00 MG
Reported by: Buoy

Wind gusts of up to 40 knots (46 MPH) were measured by a buoy near Cobb Island.

Marine Thunderstorm Wind in PATUXENT RIVER TO BROOMES ISLAND MD, ATLANTIC NORTH
From 09-JUL-21 17:52:00 to 09-JUL-21 17:57:00 (EST-5)
Location: CHESAPEAKE BIOLOGICAL LABORATORY (CBIM2)
Magnitude: 49.00 MG
Reported by: Mesonet

Wind gusts of up to 49 knots (56 MPH) were measured by a mesonet on the MD-4 Thomas Johnson Bridge.

Marine Thunderstorm Wind in CHESAPEAKE BAY N BEACH TO DRUM PT MD, ATLANTIC NORTH
From 09-JUL-21 17:54:00 to 09-JUL-21 18:12:00 (EST-5)
Location: MID BAY BUOY
Magnitude: 42.00 MG
Reported by: Buoy

Wind gusts of up to 42 knots (48 MPH) were measured by a buoy near Cove Point.

Marine Thunderstorm Wind in PATUXENT RIVER TO BROOMES ISLAND MD, ATLANTIC NORTH
From 09-JUL-21 18:00:00 to 09-JUL-21 18:12:00 (EST-5)
Location: SOLOMONS ISLAND (SLIM2)
Magnitude: 37.00 MG
Reported by: Broadcast Media

Wind gusts of up to 37 knots (42 MPH) were measured by a buoy near Solomons Island.

Marine Thunderstorm Wind in CHESAPEAKE BAY DRUM PT TO SMITH PT VA, ATLANTIC NORTH
From 09-JUL-21 18:18:00 to 09-JUL-21 18:18:00 (EST-5)
Location: PATUXENT RIVER ASOS (KNHK)
Magnitude: 34.00 EG
Reported by: ASOS

A thunderstorm produced an estimated wind gust to 34 knots (39 MPH) near the ASOS at Patuxent River Naval Air Station (KNHK).

Marine Thunderstorm Wind in PATUXENT RIVER TO BROOMES ISLAND MD, ATLANTIC NORTH
From 09-JUL-21 18:22:00 to 09-JUL-21 18:22:00 (EST-5)
Location: CHESAPEAKE BIOLOGICAL LABORATORY (CBIM2)
Magnitude: 34.00 MG
Reported by: Mesonet

A wind gust of 34 knots (39 MPH) was measured by a mesonet on the MD-4 Thomas Johnson Bridge.

Marine Thunderstorm Wind in TIDAL POTOMAC COBB IS MD TO SMITH PT VA, ATLANTIC NORTH
From 09-JUL-21 18:24:00 to 09-JUL-21 18:24:00 (EST-5)
Location: PINEY POINT (PPTM2)
Magnitude: 42.00 MG
Reported by: Buoy

A wind gust of 42 knots (48 MPH) was measured by a buoy near Piney Point.

Marine Thunderstorm Wind in TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND, ATLANTIC NORTH
From 09-JUL-21 18:48:00 to 09-JUL-21 19:13:00 (EST-5)
Location: LOWER HOOPERS ISLAND (HPR)
Magnitude: 36.00 MG
Reported by: Broadcast Media

Wind gusts of up to 36 knots (41 MPH) were measured by a buoy near Hooper Island.

Marine Thunderstorm Wind in CHESAPEAKE BAY DRUM PT TO SMITH PT VA, ATLANTIC NORTH
From 09-JUL-21 18:59:00 to 09-JUL-21 19:09:00 (EST-5)
Location: POINT LOOKOUT (PTL)
Magnitude: 34.00 EG
Reported by: Buoy

A thunderstorm produced estimated wind gusts to 34 knots (39 MPH) near a buoy near Point Lookout.

Marine Thunderstorm Wind in TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND, ATLANTIC NORTH
From 09-JUL-21 19:00:00 to 09-JUL-21 19:24:00 (EST-5)
Location: BISHOPS HEAD (BISM2)
Magnitude: 38.00 MG
Reported by: Buoy

Wind gusts of up to 38 knots (43 MPH) were measured by a buoy near Bishops Head Pier.

Marine Thunderstorm Wind in TIDAL POTOMAC INDIAN HD TO COBB IS MD, ATLANTIC NORTH
From 09-JUL-21 22:23:00 to 09-JUL-21 22:43:00 (EST-5)
Location: POTOMAC LIGHT 33 (LT3)
Magnitude: 35.00 MG
Reported by: Buoy

Wind gusts of up to 35 knots (40 MPH) were measured by a buoy near Potomac Light.

Marine Thunderstorm Wind in TIDAL POTOMAC INDIAN HD TO COBB IS MD, ATLANTIC NORTH
From 09-JUL-21 22:23:00 to 09-JUL-21 22:43:00 (EST-5)
Location: BABER POINT (BAB)
Magnitude: 37.00 MG
Reported by: Buoy

Wind gusts of up to 37 knots (42 MPH) were measured by a buoy near Dahlgren.

Marine Thunderstorm Wind in TIDAL POTOMAC INDIAN HD TO COBB IS MD, ATLANTIC NORTH
From 09-JUL-21 22:38:00 to 09-JUL-21 22:43:00 (EST-5)
Location: MONROE CREEK (MON)
Magnitude: 38.00 MG
Reported by: Buoy

Wind gusts of up to 38 knots (43 MPH) were measured by a buoy near Monroe Creek.

Marine Thunderstorm Wind in TIDAL POTOMAC COBB IS MD TO SMITH PT VA, ATLANTIC NORTH
From 09-JUL-21 22:48:00 to 09-JUL-21 22:48:00 (EST-5)
Location: COBB POINT (COB)
Magnitude: 34.00 MG
Reported by: Buoy

A wind gust of 34 knots (39 MPH) was measured by a buoy near Cobb Island.

Marine Thunderstorm Wind in TIDAL POTOMAC KEY BRIDGE TO INDIAN HD MD, ATLANTIC NORTH
From 09-JUL-21 15:35:00 to 09-JUL-21 15:35:00 (EST-5)
Location: LONG BRANCH ES (ARLNL)
Magnitude: 34.00 EG
Reported by: Mesonet

A thunderstorm produced an estimated wind gust to 34 knots (39 MPH) near a mesonet at Hoffman-Boston Elementary School adjacent to the upper tidal Potomac River.