Numerous showers and thunderstorms developed along a lee pressure trough after several days of late season heat. Several of these storms produced strong winds and hail over the tidal Potomac River and Chesapeake Bay.

Marine Thunderstorm Wind in CHESAPEAKE BAY DRUM PT TO SMITH PT VA, ATLANTIC NORTH
From 07-SEP-23 20:30:00 to 07-SEP-23 20:50:00 (EST-5)
Location: POINT LOOKOUT (PTL)
Magnitude: 39.00 MG
Reported by: Buoy

Wind gusts of up to 39 knots (45 MPH) were measured by the Point Lookout WeatherFlow sensor (XPTL).

Marine Hail in PATUXENT RIVER TO BROOMES ISLAND MD, ATLANTIC NORTH
From 07-SEP-23 18:15:00 to 07-SEP-23 18:15:00 (EST-5)
Location: PATUXENT RIVER BUOY (44044)
Magnitude: 0.75 
Reported by: Social Media

Hail of up to penny size was observed near the shore of the tidal Patuxent River in the Hollywood/Sotterley area.

Marine Thunderstorm Wind in PATUXENT RIVER TO BROOMES ISLAND MD, ATLANTIC NORTH
From 07-SEP-23 18:29:00 to 07-SEP-23 18:29:00 (EST-5)
Location: PATUXENT RIVER BUOY (44044)
Magnitude: 34.00 MG
Reported by: Mesonet

A wind gust of 34 knots (39 MPH) was measured by a personal weather station at Tuck at Mears Creek (KMDLUSBY59) adjacent to the tidal Patuxent River.

Marine Thunderstorm Wind in CHESAPEAKE BAY N BEACH TO DRUM PT MD, ATLANTIC NORTH
From 07-SEP-23 18:30:00 to 07-SEP-23 18:42:00 (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 the Gooses Reef CBIBS sensor (44062) between 7:30 and 7:42 PM.

Marine Thunderstorm Wind in CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER, ATLANTIC NORTH
From 07-SEP-23 18:58:00 to 07-SEP-23 19:13:00 (EST-5)
Location: BLACKWALNUT HARBOR (BWH)
Magnitude: 35.00 EG
Reported by: Buoy

Wind gusts of up to 35 knots (40 MPH) were measured by the Blackwalnut Harbor WeatherFlow sensor (XBWH).

Marine Thunderstorm Wind in CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER, ATLANTIC NORTH
From 07-SEP-23 18:54:00 to 07-SEP-23 19:04:00 (EST-5)
Location: CHOPTANK RIVER (CHOP)
Magnitude: 48.00 MG
Reported by: Mesonet

Wind gusts of up to 48 knots (55 MPH) were measured by a personal weather station at Neck District (KMDCAMBR16) adjacent to the tidal Choptank River.

Marine Thunderstorm Wind in CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER, ATLANTIC NORTH
From 07-SEP-23 19:00:00 to 07-SEP-23 19:10:00 (EST-5)
Location: CHOPTANK RIVER (CHOP)
Magnitude: 34.00 MG
Reported by: Mesonet

Wind gusts of up to 34 knots (39 MPH) were measured by a Tempest station on Kim Drive adjacent to the tidal Choptank River.

Marine Thunderstorm Wind in CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER, ATLANTIC NORTH
From 07-SEP-23 19:05:00 to 07-SEP-23 19:05:00 (EST-5)
Location: CHOPTANK RIVER (CHOP)
Magnitude: 34.00 EG
Reported by: Mesonet

A thunderstorm produced an estimated wind gust to 34 knots (39 MPH) near a Tempest station on Cook Point Road adjacent to the tidal Choptank River.

Marine Thunderstorm Wind in EASTERN BAY, ATLANTIC NORTH
From 07-SEP-23 19:24:00 to 07-SEP-23 19:34:00 (EST-5)
Location: US-50 (MD040)
Magnitude: 34.00 EG
Reported by: Mesonet

Wind gusts of up to 34 knots (39 MPH) were measured by personal weather stations along the Miles River adjacent to Eastern Bay.

Marine Thunderstorm Wind in TIDAL POTOMAC COBB IS MD TO SMITH PT VA, ATLANTIC NORTH
From 07-SEP-23 20:36:00 to 07-SEP-23 20:42:00 (EST-5)
Location: POTOMAC POINT LOOKOUT BUOY (44042)
Magnitude: 34.00 EG
Reported by: Buoy

A thunderstorm produced estimated wind gusts to 34 knots (39 MPH) near the Lower Potomac/Point Lookout CBIBS sensor (44042).

Marine Thunderstorm Wind in CHESAPEAKE BAY N BEACH TO DRUM PT MD, ATLANTIC NORTH
From 07-SEP-23 20:59:00 to 07-SEP-23 21:14:00 (EST-5)
Location: MID BAY BUOY
Magnitude: 43.00 MG
Reported by: Mesonet

Wind gusts of up to 43 knots (50 MPH) were measured by a personal weather station at Tom Point (KMDFISHI2).

Marine Thunderstorm Wind in CHESAPEAKE BAY DRUM PT TO SMITH PT VA, ATLANTIC NORTH
From 07-SEP-23 21:01:00 to 07-SEP-23 21:01:00 (EST-5)
Location: LOWER HOOPER ISLAND (HPR)
Magnitude: 34.00 EG
Reported by: Buoy

A thunderstorm produced an estimated wind gust to 34 knots (39 MPH) near the Lower Hooper Island WeatherFlow sensor (XHPR).

Marine Thunderstorm Wind in TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND, ATLANTIC NORTH
From 07-SEP-23 21:06:00 to 07-SEP-23 21:06:00 (EST-5)
Location: BISHOPS HEAD (BISM2)
Magnitude: 34.00 EG
Reported by: Buoy

A thunderstorm produced an estimated wind gust to 34 knots (39 MPH) near the Bishops Head Pier NOS sensor (BISM2).