A strong cold front spawned a shallow line of convection that produced storm-force wind gusts.

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 30-APR-21 16:00:00 to 30-APR-21 16:12:00 (EST-5)
Location: ANNAPOLIS BUOY (44063)
Magnitude: 52.00 MG
Reported by: Buoy

Wind gusts of up to 52 knots (60 MPH) were measured by a buoy near Annapolis.

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 30-APR-21 16:13:00 to 30-APR-21 16:13:00 (EST-5)
Location: THOMAS POINT (TPLM2)
Magnitude: 51.00 MG
Reported by: Buoy

A wind gust of 51 knots (59 MPH) was measured by a buoy near Saunders Point Lighthouse.

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 30-APR-21 16:18:00 to 30-APR-21 16:18:00 (EST-5)
Location: THOMAS POINT (TPLM2)
Magnitude: 48.00 EG
Reported by: Buoy

A shallow line of convection produced an estimated wind gust to 48 knots (55 MPH) near a buoy near Thomas Point.

Marine Thunderstorm Wind in CHESAPEAKE BAY N OF POOLES IS MD, ATLANTIC NORTH
From 30-APR-21 16:22:00 to 30-APR-21 16:22:00 (EST-5)
Location: SUSQUEHANNA RIVER BUOY (44057)
Magnitude: 48.00 MG
Reported by: Mesonet

A wind gust of 48 knots (55 MPH) was measured by a mesonet on the Tydings Memorial Bridge on I-95 adjacent to the upper Chesapeake Bay.

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 30-APR-21 16:23:00 to 30-APR-21 16:23:00 (EST-5)
Location: TOLLY POINT (TOL)
Magnitude: 48.00 EG
Reported by: Buoy

A shallow line of convection produced an estimated wind gust to 48 knots (55 MPH) near a buoy near Tolly Point.

Marine Thunderstorm Wind in CHESAPEAKE BAY N BEACH TO DRUM PT MD, ATLANTIC NORTH
From 30-APR-21 16:35:00 to 30-APR-21 16:35:00 (EST-5)
Location: ROD N REEL CHESAPEAKE BEACH (CHSRL)
Magnitude: 50.00 MG
Reported by: Mesonet

A wind gust of 50 knots (58 MPH) was measured by a mesonet on the Knapps Narrows Drawbridge.

Marine Thunderstorm Wind in CHESAPEAKE BAY POOLES IS TO SANDY PT MD, ATLANTIC NORTH
From 30-APR-21 16:02:00 to 30-APR-21 16:02:00 (EST-5)
Location: HART MILLER ISLAND (HRT)
Magnitude: 48.00 EG
Reported by: Buoy

A shallow line of convection produced an estimated wind gust of 48 knots (55 MPH) near a buoy near Hart Miller Island.

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 30-APR-21 16:09:00 to 30-APR-21 16:09:00 (EST-5)
Location: ANNAPOLIS (KNAK)
Magnitude: 48.00 EG
Reported by: ASOS

A shallow line of convection produced an estimated wind gust to 48 knots (55 MPH) near the U.S. Naval Academy in Annapolis.

Marine Thunderstorm Wind in CHESAPEAKE BAY N BEACH TO DRUM PT MD, ATLANTIC NORTH
From 30-APR-21 16:36:00 to 30-APR-21 16:36:00 (EST-5)
Location: GOOSES REEF BUOY (44062)
Magnitude: 48.00 MG
Reported by: Buoy

A 48-knot (55 MPH) wind gust was measured by a buoy near Gooses Reef.

Marine Thunderstorm Wind in TIDAL POTOMAC INDIAN HD TO COBB IS MD, ATLANTIC NORTH
From 30-APR-21 16:42:00 to 30-APR-21 16:42:00 (EST-5)
Location: BABER POINT (BAB)
Magnitude: 48.00 EG
Reported by: Buoy

A shallow line of convection produced an estimated wind gust to 48 knots (55 MPH) near a buoy near Dahlgren.

Marine Thunderstorm Wind in TIDAL POTOMAC INDIAN HD TO COBB IS MD, ATLANTIC NORTH
From 30-APR-21 17:30:00 to 30-APR-21 18:05:00 (EST-5)
Location: POTOMAC LIGHT 33 (LT3)
Magnitude: 50.00 MG
Reported by: Buoy

Wind gusts of up to 50 knots (58 MPH) were measured by a buoy near Potomac Light.

Marine Thunderstorm Wind in CHESAPEAKE BAY N BEACH TO DRUM PT MD, ATLANTIC NORTH
From 30-APR-21 17:48:00 to 30-APR-21 17:48:00 (EST-5)
Location: MID BAY BUOY
Magnitude: 48.00 MG
Reported by: Buoy

A wind gust of 48 knots (55 MPH) was measured by a buoy near Cove Point.

Marine Thunderstorm Wind in CHESAPEAKE BAY N BEACH TO DRUM PT MD, ATLANTIC NORTH
From 30-APR-21 17:54:00 to 30-APR-21 18:00:00 (EST-5)
Location: GOOSES REEF BUOY (44062)
Magnitude: 55.00 MG
Reported by: Buoy

Wind gusts of up to 55 knots (63 MPH) were measured by a buoy near Gooses Reef.

Marine Thunderstorm Wind in CHESAPEAKE BAY DRUM PT TO SMITH PT VA, ATLANTIC NORTH
From 30-APR-21 18:29:00 to 30-APR-21 18:29:00 (EST-5)
Location: LOWER HOOPER ISLAND (HPR)
Magnitude: 48.00 MG
Reported by: Buoy

A wind gust of 48 knots (55 MPH) was measured by a buoy near Lower Hooper Island.

Marine Thunderstorm Wind in TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND, ATLANTIC NORTH
From 30-APR-21 18:30:00 to 30-APR-21 18:48:00 (EST-5)
Location: RACCOON POINT (RAC)
Magnitude: 51.00 MG
Reported by: Mesonet

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

Marine Thunderstorm Wind in TIDAL POTOMAC COBB IS MD TO SMITH PT VA, ATLANTIC NORTH
From 30-APR-21 18:42:00 to 30-APR-21 18:42:00 (EST-5)
Location: PINEY POINT (PPTM2)
Magnitude: 48.00 MG
Reported by: Buoy

A wind gust of 48 knots (55 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 30-APR-21 19:00:00 to 30-APR-21 19:00:00 (EST-5)
Location: CRISFIELD CG (CRS)
Magnitude: 48.00 MG
Reported by: Buoy

A wind gust of 48 knots (55 MPH) was measured by a buoy near Crisfield.