A strong cold front and wave of low pressure produced a squall that resulted in a sudden onset of gale- to storm-force winds.

Marine Thunderstorm Wind in TIDAL POTOMAC INDIAN HD TO COBB IS MD, ATLANTIC NORTH
From 12-MAR-22 06:34:00 to 12-MAR-22 06:34:00 (EST-5)
Location: QUANTICO (KNYG)
Magnitude: 36.00 ES
Reported by: ASOS

A squall resulted in a sudden onset of gale-force winds at the ASOS at Quantico Marine Base (KNYG) adjacent to the tidal Potomac River.

Marine Thunderstorm Wind in TIDAL POTOMAC INDIAN HD TO COBB IS MD, ATLANTIC NORTH
From 12-MAR-22 06:31:00 to 12-MAR-22 06:31:00 (EST-5)
Location: BABER POINT (BAB)
Magnitude: 43.00 MG
Reported by: Buoy

A squall resulted in a sudden onset of gale-force winds at the Pylons Dahlgren WeatherFlow sensor (XPYL).

Marine Thunderstorm Wind in TIDAL POTOMAC INDIAN HD TO COBB IS MD, ATLANTIC NORTH
From 12-MAR-22 06:38:00 to 12-MAR-22 06:38:00 (EST-5)
Location: CUCKOLD CREEK (CCK)
Magnitude: 41.00 MG
Reported by: Buoy

A squall resulted in a sudden onset of gale-force winds at the Cuckold Creek WeatherFlow sensor (XCCK).

Marine Thunderstorm Wind in TIDAL POTOMAC KEY BRIDGE TO INDIAN HD MD, ATLANTIC NORTH
From 12-MAR-22 06:42:00 to 12-MAR-22 06:42:00 (EST-5)
Location: WASHINGTON DC (WASD2)
Magnitude: 38.00 MG
Reported by: Buoy

A squall resulted in a sudden onset of gale-force winds at the Washington Channel NOS sensor (WASD2).

Marine Thunderstorm Wind in TIDAL POTOMAC KEY BRIDGE TO INDIAN HD MD, ATLANTIC NORTH
From 12-MAR-22 06:04:00 to 12-MAR-22 06:04:00 (EST-5)
Location: (DCA)REAGAN NATIONAL AIRPORT
Magnitude: 35.00 MG
Reported by: ASOS

A squall resulted in a sudden onset of gale-force winds at the ASOS at Ronald Reagan Washington National Airport (KDCA) adjacent to the upper tidal Potomac River.

Marine Thunderstorm Wind in TIDAL POTOMAC INDIAN HD TO COBB IS MD, ATLANTIC NORTH
From 12-MAR-22 06:13:00 to 12-MAR-22 06:13:00 (EST-5)
Location: LEESYLVANIA STATE PARK (LSLVN)
Magnitude: 34.00 EG
Reported by: Buoy

A squall resulted in a sudden onset of gale-force winds at the Occoquan River WeatherFlow sensor (XOCC).

Marine Thunderstorm Wind in TIDAL POTOMAC KEY BRIDGE TO INDIAN HD MD, ATLANTIC NORTH
From 12-MAR-22 06:15:00 to 12-MAR-22 06:15:00 (EST-5)
Location: LONG BRANCH ES (ARLNL)
Magnitude: 35.00 MG
Reported by: Mesonet

A squall resulted in a sudden onset of gale-force winds at Hoffman-Boston Elementary School (ARLNN) adjacent to the upper tidal Potomac River.

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 12-MAR-22 07:00:00 to 12-MAR-22 07:00:00 (EST-5)
Location: HERRING BAY (HRB)
Magnitude: 34.00 EG
Reported by: Buoy

A squall resulted in a sudden onset of gale-force winds at the Herring Bay WeatherFlow sensor (XHRB).

Marine Thunderstorm Wind in CHESAPEAKE BAY N BEACH TO DRUM PT MD, ATLANTIC NORTH
From 12-MAR-22 07:12:00 to 12-MAR-22 07:12:00 (EST-5)
Location: GOOSES REEF BUOY (44062)
Magnitude: 43.00 MG
Reported by: Buoy

A squall resulted in a sudden onset of gale-force winds at the Gooses Reef CBIBS sensor (44062).

Marine Thunderstorm Wind in PATAPSCO RIVER INCLUDING BALTIMORE HARBOR, ATLANTIC NORTH
From 12-MAR-22 07:12:00 to 12-MAR-22 07:12:00 (EST-5)
Location: BALTIMORE (BLTM2)
Magnitude: 34.00 EG
Reported by: Buoy

A squall resulted in a sudden onset of gale-force winds at the Baltimore/Fort McHenry NOS sensor (BLTM2).

Marine Thunderstorm Wind in CHESAPEAKE BAY POOLES IS TO SANDY PT MD, ATLANTIC NORTH
From 12-MAR-22 07:17:00 to 12-MAR-22 07:17:00 (EST-5)
Location: HART MILLER ISLAND (HRT)
Magnitude: 34.00 EG
Reported by: Buoy

A squall resulted in a sudden onset of gale-force winds at the Seneca Creek WeatherFlow sensor.

Marine Thunderstorm Wind in CHESAPEAKE BAY POOLES IS TO SANDY PT MD, ATLANTIC NORTH
From 12-MAR-22 07:17:00 to 12-MAR-22 07:17:00 (EST-5)
Location: HART MILLER ISLAND (HRT)
Magnitude: 38.00 MG
Reported by: Buoy

A squall resulted in a sudden onset of gale-force winds at the Hart Miller WeatherFlow sensor (XHRT).

Marine Thunderstorm Wind in TIDAL POTOMAC COBB IS MD TO SMITH PT VA, ATLANTIC NORTH
From 12-MAR-22 07:18:00 to 12-MAR-22 07:18:00 (EST-5)
Location: LEWISETTA (LWS)
Magnitude: 34.00 EG
Reported by: Buoy

A squall resulted in a sudden onset of gale-force winds at one of the Lewisetta NOS sensors (LWS).

Marine Thunderstorm Wind in TIDAL POTOMAC COBB IS MD TO SMITH PT VA, ATLANTIC NORTH
From 12-MAR-22 07:18:00 to 12-MAR-22 07:18:00 (EST-5)
Location: POTOMAC POINT LOOKOUT BUOY (44042)
Magnitude: 34.00 EG
Reported by: Buoy

A squall resulted in a sudden onset of gale-force winds at the Point Lookout/Lower Potomac CBIBS sensor (44042).

Marine Thunderstorm Wind in PATUXENT RIVER TO BROOMES ISLAND MD, ATLANTIC NORTH
From 12-MAR-22 07:18:00 to 12-MAR-22 07:18:00 (EST-5)
Location: SOLOMONS ISLAND (SLIM2)
Magnitude: 34.00 EG
Reported by: Buoy

A squall resulted in a sudden onset of gale-force winds at one of the Solomons Island NOS sensors (SOL).

Marine Thunderstorm Wind in TIDAL POTOMAC KEY BRIDGE TO INDIAN HD MD, ATLANTIC NORTH
From 12-MAR-22 06:20:00 to 12-MAR-22 06:20:00 (EST-5)
Location: NATIONALS PARK (WSHNP)
Magnitude: 34.00 EG
Reported by: Mesonet

A squall resulted in a sudden onset of gale-force winds at Nationals Park (WSHNP) adjacent to the upper tidal Potomac River.

Marine Thunderstorm Wind in TIDAL POTOMAC INDIAN HD TO COBB IS MD, ATLANTIC NORTH
From 12-MAR-22 06:26:00 to 12-MAR-22 06:26:00 (EST-5)
Location: BABER POINT (BAB)
Magnitude: 34.00 MG
Reported by: Buoy

A squall resulted in a sudden onset of gale-force winds at the Tower 70 WeatherFlow sensor (XT70).

Marine Thunderstorm Wind in TIDAL POTOMAC INDIAN HD TO COBB IS MD, ATLANTIC NORTH
From 12-MAR-22 06:30:00 to 12-MAR-22 06:30:00 (EST-5)
Location: BABER POINT (BAB)
Magnitude: 34.00 EG
Reported by: Buoy

A squall resulted in a sudden onset of gale-force winds at the Dahlgren NOS sensor (NCDV2).

Marine Thunderstorm Wind in TIDAL POTOMAC INDIAN HD TO COBB IS MD, ATLANTIC NORTH
From 12-MAR-22 06:32:00 to 12-MAR-22 06:32:00 (EST-5)
Location: POTOMAC LIGHT 33 (LT3)
Magnitude: 43.00 MG
Reported by: Buoy

A squall resulted in a sudden onset of gale-force winds at the Potomac Light 33 WeatherFlow sensor (XLT3).

Marine Thunderstorm Wind in TIDAL POTOMAC INDIAN HD TO COBB IS MD, ATLANTIC NORTH
From 12-MAR-22 06:32:00 to 12-MAR-22 06:32:00 (EST-5)
Location: BABER POINT (BAB)
Magnitude: 41.00 MG
Reported by: Buoy

A squall resulted in a sudden onset of gale-force winds at the Baber Point WeatherFlow sensor (XBAB).

Marine Thunderstorm Wind in PATAPSCO RIVER INCLUDING BALTIMORE HARBOR, ATLANTIC NORTH
From 12-MAR-22 07:00:00 to 12-MAR-22 07:00:00 (EST-5)
Location: BALTIMORE KEY BRIDGE (FSKM2)
Magnitude: 38.00 ES
Reported by: Buoy

A squall resulted in a sudden onset of gale-force winds at the I-695 Francis Scott Key Bridge NOS sensor (FSKM2).

Marine Thunderstorm Wind in PATAPSCO RIVER INCLUDING BALTIMORE HARBOR, ATLANTIC NORTH
From 12-MAR-22 07:00:00 to 12-MAR-22 07:00:00 (EST-5)
Location: ORIOLE PARK AT CAMDEN YARDS (BLTPC)
Magnitude: 36.00 MG
Reported by: Mesonet

A squall resulted in a sudden onset of gale-force winds at Oriole Park at Camden Yards (BLTPC) adjacent to the tidal Patapsco River.

Marine Thunderstorm Wind in PATAPSCO RIVER INCLUDING BALTIMORE HARBOR, ATLANTIC NORTH
From 12-MAR-22 07:00:00 to 12-MAR-22 07:00:00 (EST-5)
Location: LAKELAND ES AND MS (BLTLK)
Magnitude: 34.00 EG
Reported by: Mesonet

A squall resulted in a sudden onset of gale-force winds at Lakeland Elementary and Middle School (BLTLK) adjacent to the tidal Patapsco River.

Marine Thunderstorm Wind in PATUXENT RIVER TO BROOMES ISLAND MD, ATLANTIC NORTH
From 12-MAR-22 07:18:00 to 12-MAR-22 07:18:00 (EST-5)
Location: SOLOMONS ISLAND (SLIM2)
Magnitude: 34.00 MG
Reported by: Buoy

A squall resulted in a sudden onset of gale-force winds at one of the Solomons Island NOS sensors (SLIM2).

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 12-MAR-22 07:24:00 to 12-MAR-22 07:24:00 (EST-5)
Location: TOLLY POINT (TOL)
Magnitude: 38.00 MG
Reported by: Buoy

A squall resulted in a sudden onset of gale-force winds at the Tolly Point WeatherFlow sensor (XTOL).

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 12-MAR-22 07:12:00 to 12-MAR-22 07:12:00 (EST-5)
Location: THOMAS POINT (TPLM2)
Magnitude: 34.00 EG
Reported by: Buoy

A squall resulted in a sudden onset of gale-force winds at the Saunders Point Light/Mayo-Triton Beach WxFlow sensor.

Marine Thunderstorm Wind in TIDAL POTOMAC COBB IS MD TO SMITH PT VA, ATLANTIC NORTH
From 12-MAR-22 07:12:00 to 12-MAR-22 07:12:00 (EST-5)
Location: LEWISETTA MD (LWTV2)
Magnitude: 34.00 EG
Reported by: Buoy

A squall resulted in a sudden onset of gale-force winds at one of the Lewisetta NOS sensors (LWTV2).

Marine Thunderstorm Wind in PATAPSCO RIVER INCLUDING BALTIMORE HARBOR, ATLANTIC NORTH
From 12-MAR-22 07:15:00 to 12-MAR-22 07:15:00 (EST-5)
Location: MARYLAND SCIENCE CENTER (BLMRE)
Magnitude: 34.00 MG
Reported by: Mesonet

A squall resulted in a sudden onset of gale-force winds at the Maryland Science Center (BLMRE) adjacent to the tidal Patapsco River.

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 12-MAR-22 07:19:00 to 12-MAR-22 07:19:00 (EST-5)
Location: GREENBURY POINT (GBY)
Magnitude: 42.00 MG
Reported by: Buoy

A squall resulted in a sudden onset of gale-force winds at the Greenbury Point WeatherFlow sensor (XGBY).

Marine Thunderstorm Wind in CHESAPEAKE BAY POOLES IS TO SANDY PT MD, ATLANTIC NORTH
From 12-MAR-22 07:20:00 to 12-MAR-22 07:20:00 (EST-5)
Location: PATAPSCO BUOY (44043)
Magnitude: 37.00 MG
Reported by: Mesonet

A squall resulted in a sudden onset of gale-force winds at Bayside Beach on the Chesapeake Bay.

Marine Thunderstorm Wind in CHESAPEAKE BAY DRUM PT TO SMITH PT VA, ATLANTIC NORTH
From 12-MAR-22 07:22:00 to 12-MAR-22 07:22:00 (EST-5)
Location: PATUXENT RIVER ASOS (KNHK)
Magnitude: 40.00 MG
Reported by: ASOS

A squall resulted in a sudden onset of gale-force winds at the ASOS at Patuxent River Naval Air Station (KNHK) adjacent to the Chesapeake Bay and tidal Patuxent River.

Marine Thunderstorm Wind in CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER, ATLANTIC NORTH
From 12-MAR-22 07:24:00 to 12-MAR-22 07:24:00 (EST-5)
Location: BLACKWALNUT HARBOR (BWH)
Magnitude: 35.00 MG
Reported by: Buoy

A squall resulted in a sudden onset of gale-force winds at the Blackwalnut Harbor WeatherFlow sensor (XBWH).

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 12-MAR-22 07:24:00 to 12-MAR-22 07:24:00 (EST-5)
Location: ANNAPOLIS MD (APAM2)
Magnitude: 34.00 MG
Reported by: Buoy

A squall resulted in a sudden onset of gale-force winds at the Annapolis NOS sensor (APAM2).

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 12-MAR-22 07:24:00 to 12-MAR-22 07:24:00 (EST-5)
Location: ANNAPOLIS BUOY (44063)
Magnitude: 39.00 MG
Reported by: Buoy

A squall resulted in a sudden onset of gale-force winds at the Annapolis CBIBS sensor (44063).

Marine Thunderstorm Wind in CHESAPEAKE BAY N BEACH TO DRUM PT MD, ATLANTIC NORTH
From 12-MAR-22 07:24:00 to 12-MAR-22 07:24:00 (EST-5)
Location: MID BAY BUOY
Magnitude: 39.00 MG
Reported by: Buoy

A squall resulted in a sudden onset of gale-force winds at the Cove Point NOS sensor (COVM2).

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 12-MAR-22 07:29:00 to 12-MAR-22 07:29:00 (EST-5)
Location: ANNAPOLIS (KNAK)
Magnitude: 35.00 MG
Reported by: ASOS

A squall resulted in a sudden onset of gale-force winds at the ASOS at the U.S. Naval Academy in Annapolis (KNAK) adjacent to the Chesapeake Bay.

Marine Thunderstorm Wind in CHESTER RIVER TO QUEENSTOWN MD, ATLANTIC NORTH
From 12-MAR-22 07:30:00 to 12-MAR-22 07:30:00 (EST-5)
Location: US-50 (MD040)
Magnitude: 35.00 MG
Reported by: Mesonet

A squall resulted in a sudden onset of gale-force winds on Salthouse Cove Lane adjacent to the tidal Chester River.

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 12-MAR-22 07:31:00 to 12-MAR-22 07:31:00 (EST-5)
Location: KENT ISLAND (KNT)
Magnitude: 34.00 EG
Reported by: Buoy

A squall resulted in a sudden onset of gale-force winds at the Kent Island WeatherFlow sensor (XKNT).

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 12-MAR-22 07:35:00 to 12-MAR-22 07:35:00 (EST-5)
Location: KENT POINT MD (KPTM2)
Magnitude: 34.00 EG
Reported by: Mesonet

A squall resulted in a sudden onset of gale-force winds at Otto Beach House adjacent to the Chesapeake Bay.

Marine Thunderstorm Wind in CHESAPEAKE BAY POOLES IS TO SANDY PT MD, ATLANTIC NORTH
From 12-MAR-22 07:36:00 to 12-MAR-22 07:36:00 (EST-5)
Location: TOLCHESTER MD (TCBM2)
Magnitude: 38.00 ES
Reported by: Buoy

A squall resulted in a sudden onset of gale-force winds at the Tolchester Beach NOS sensor (TCBM2).

Marine Thunderstorm Wind in CHESAPEAKE BAY N BEACH TO DRUM PT MD, ATLANTIC NORTH
From 12-MAR-22 07:39:00 to 12-MAR-22 07:39:00 (EST-5)
Location: MID BAY BUOY
Magnitude: 36.00 ES
Reported by: Mesonet

A squall resulted in a sudden onset of gale-force winds on Hoopers Island adjacent to the Chesapeake Bay.

Marine Thunderstorm Wind in CHESAPEAKE BAY N OF POOLES IS MD, ATLANTIC NORTH
From 12-MAR-22 07:41:00 to 12-MAR-22 07:41:00 (EST-5)
Location: GROVE POINT (GVP)
Magnitude: 36.00 MG
Reported by: Buoy

A squall resulted in a sudden onset of gale-force winds at the Grove Point WeatherFlow sensor (XGVP).

Marine Thunderstorm Wind in TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND, ATLANTIC NORTH
From 12-MAR-22 07:42:00 to 12-MAR-22 07:42:00 (EST-5)
Location: BISHOPS HEAD (BISM2)
Magnitude: 42.00 MG
Reported by: Buoy

A squall resulted in a sudden onset of gale-force winds at the Bishops Head Pier NOS sensor (BISM2).

Marine Thunderstorm Wind in EASTERN BAY, ATLANTIC NORTH
From 12-MAR-22 07:45:00 to 12-MAR-22 07:45:00 (EST-5)
Location: US-50 (MD040)
Magnitude: 34.00 MG
Reported by: Mesonet

A squall resulted in a sudden onset of gale-force winds in Grasonville (EW5728) adjacent to Eastern Bay.

Marine Thunderstorm Wind in EASTERN BAY, ATLANTIC NORTH
From 12-MAR-22 07:45:00 to 12-MAR-22 07:45:00 (EST-5)
Location: US-50 (MD040)
Magnitude: 34.00 MG
Reported by: Mesonet

A squall resulted in a sudden onset of gale-force winds on Piney Point adjacent to Eastern Bay.

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 12-MAR-22 07:51:00 to 12-MAR-22 07:51:00 (EST-5)
Location: THOMAS POINT (TPLM2)
Magnitude: 39.00 MG
Reported by: Buoy

A squall resulted in a sudden onset of gale-force winds at the Thomas Point NOS sensor (TPLM2).

Marine Thunderstorm Wind in CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER, ATLANTIC NORTH
From 12-MAR-22 07:54:00 to 12-MAR-22 07:54:00 (EST-5)
Location: CAMBRIDGE (CAMM2)
Magnitude: 34.00 EG
Reported by: Buoy

A squall resulted in a sudden onset of gale-force winds at the Cambridge/Eaton Point Light NOS sensor (CAMM2).

Marine Thunderstorm Wind in EASTERN BAY, ATLANTIC NORTH
From 12-MAR-22 07:55:00 to 12-MAR-22 07:55:00 (EST-5)
Location: US-50 (MD040)
Magnitude: 38.00 MG
Reported by: Mesonet

A squall resulted in a sudden onset of gale-force winds at Prospect Bay adjacent to Eastern Bay.

Marine Thunderstorm Wind in EASTERN BAY, ATLANTIC NORTH
From 12-MAR-22 07:55:00 to 12-MAR-22 07:55:00 (EST-5)
Location: US-50 (MD040)
Magnitude: 34.00 EG
Reported by: Mesonet

A squall resulted in a sudden onset of gale-force winds at Crab Alley Bay adjacent to Eastern Bay.

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 12-MAR-22 07:55:00 to 12-MAR-22 07:55:00 (EST-5)
Location: (KW29)BAY BRIDGE AIRPORT
Magnitude: 34.00 EG
Reported by: AWOS

A squall resulted in a sudden onset of gale-force winds at the AWOS at Bay Bridge Airport in Stevensville (KW29) adjacent to the Chesapeake Bay.

Marine Thunderstorm Wind in CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER, ATLANTIC NORTH
From 12-MAR-22 07:55:00 to 12-MAR-22 07:55:00 (EST-5)
Location: TILGHMAN ES (TILHM)
Magnitude: 34.00 EG
Reported by: Mesonet

A squall resulted in a sudden onset of gale-force winds on New Post Road adjacent to the tidal Choptank River.

Marine Thunderstorm Wind in CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER, ATLANTIC NORTH
From 12-MAR-22 07:55:00 to 12-MAR-22 07:55:00 (EST-5)
Location: CAMBRIDGE (CAMM2)
Magnitude: 34.00 EG
Reported by: Mesonet

A squall resulted in a sudden onset of gale-force winds on US-50 at the tidal Choptank River (MD004).

Marine Thunderstorm Wind in TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND, ATLANTIC NORTH
From 12-MAR-22 07:58:00 to 12-MAR-22 07:58:00 (EST-5)
Location: RACCOON POINT (RAC)
Magnitude: 34.00 EG
Reported by: Buoy

A squall resulted in a sudden onset of gale-force winds at the Raccoon Point WeatherFlow sensor (XRAC).

Marine Thunderstorm Wind in TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND, ATLANTIC NORTH
From 12-MAR-22 07:58:00 to 12-MAR-22 07:58:00 (EST-5)
Location: CRISFIELD CG (CRS)
Magnitude: 34.00 EG
Reported by: Buoy

A squall resulted in a sudden onset of gale-force winds at the Crisfield WeatherFlow sensor (XCRS).

Marine Thunderstorm Wind in CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER, ATLANTIC NORTH
From 12-MAR-22 08:00:00 to 12-MAR-22 08:00:00 (EST-5)
Location: CHOPTANK RIVER (CHOP)
Magnitude: 43.00 MG
Reported by: Mesonet

A squall resulted in a sudden onset of gale-force winds at Deep Water East adjacent to the tidal Choptank River.