A few clusters of thunderstorms developed ahead of an approaching cold front in an excessively humid environment during the afternoon hours.

Marine Thunderstorm Wind in TIDAL POTOMAC INDIAN HD TO COBB IS MD, ATLANTIC NORTH
From 14-AUG-23 14:06:00 to 14-AUG-23 14:06:00 (EST-5)
Location: BABER POINT (BAB)
Magnitude: 34.00 MG
Reported by: Buoy

A wind gust of 34 knots (39 MPH) was measured by the Baber Point WeatherFlow sensor (XBAB).

Marine Thunderstorm Wind in TIDAL POTOMAC INDIAN HD TO COBB IS MD, ATLANTIC NORTH
From 14-AUG-23 14:10:00 to 14-AUG-23 14:10:00 (EST-5)
Location: CUCKOLD CREEK (CCK)
Magnitude: 34.00 EG
Reported by: Buoy

A thunderstorm produced an estimated wind gust to 34 knots (39 MPH) near the Cuckold Creek WeatherFlow sensor (XCCK).

Marine Thunderstorm Wind in TIDAL POTOMAC INDIAN HD TO COBB IS MD, ATLANTIC NORTH
From 14-AUG-23 14:10:00 to 14-AUG-23 14:15:00 (EST-5)
Location: POTOMAC LIGHT 33 (LT3)
Magnitude: 34.00 EG
Reported by: Buoy

A thunderstorm produced estimated wind gusts to 34 knots (39 MPH) near the Potomac Light 33 WeatherFlow sensor (XLT3).

Marine Thunderstorm Wind in TIDAL POTOMAC INDIAN HD TO COBB IS MD, ATLANTIC NORTH
From 14-AUG-23 14:23:00 to 14-AUG-23 14:23:00 (EST-5)
Location: POTOMAC RIVER BUOY (44067)
Magnitude: 36.00 MG
Reported by: Mesonet

A wind gust of 36 knots (41 MPH) was measured by a mesonet on the northbound span of the US-301 Harry Nice Bridge (MD155).

Marine Thunderstorm Wind in TIDAL POTOMAC COBB IS MD TO SMITH PT VA, ATLANTIC NORTH
From 14-AUG-23 14:45:00 to 14-AUG-23 14:50:00 (EST-5)
Location: COBB POINT (COB)
Magnitude: 41.00 MG
Reported by: Mesonet

Wind gusts of up to 41 knots (47 MPH) were measured by a mesonet in Leonardtown (EW1760) adjacent to the tidal Potomac River.

Marine Thunderstorm Wind in TIDAL POTOMAC INDIAN HD TO COBB IS MD, ATLANTIC NORTH
From 14-AUG-23 14:53:00 to 14-AUG-23 14:53:00 (EST-5)
Location: QUANTICO (KNYG)
Magnitude: 39.00 MG
Reported by: AWOS

A wind gust of 39 knots (45 MPH) was measured by the AWOS 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 14-AUG-23 15:00:00 to 14-AUG-23 15:00:00 (EST-5)
Location: GRAHAM PARK MS (TRNGL)
Magnitude: 37.00 MG
Reported by: Mesonet

A wind gust of 37 knots (43 MPH) was measured by a Tempest station on River Heritage Boulevard adjacent to the tidal Potomac River.

Marine Thunderstorm Wind in TIDAL POTOMAC INDIAN HD TO COBB IS MD, ATLANTIC NORTH
From 14-AUG-23 15:05:00 to 14-AUG-23 15:15:00 (EST-5)
Location: OCCOQUAN RIVER (OCC)
Magnitude: 43.00 MG
Reported by: Buoy

Wind gusts of up to 43 knots (49 MPH) were measured by the Occoquan River WeatherFlow sensor (XOCC).

Marine Thunderstorm Wind in TIDAL POTOMAC INDIAN HD TO COBB IS MD, ATLANTIC NORTH
From 14-AUG-23 15:05:00 to 14-AUG-23 15:15:00 (EST-5)
Location: OCCOQUAN RIVER (OCC)
Magnitude: 34.00 MG
Reported by: Mesonet

Wind gusts of up to 34 knots (39 MPH) were measured by a Tempest station on Belmont Boulevard adjacent to the tidal Potomac River.

Marine Thunderstorm Wind in TIDAL POTOMAC KEY BRIDGE TO INDIAN HD MD, ATLANTIC NORTH
From 14-AUG-23 15:14:00 to 14-AUG-23 15:14:00 (EST-5)
Location: WOODLAWN ES (ALVND)
Magnitude: 36.00 MG
Reported by: Mesonet

A wind gust of 36 knots (41 MPH) was measured by a personal weather station in Alexandria (KVAALEXA356) adjacent to the tidal Potomac River.

Marine Thunderstorm Wind in TIDAL POTOMAC COBB IS MD TO SMITH PT VA, ATLANTIC NORTH
From 14-AUG-23 15:24:00 to 14-AUG-23 15:24:00 (EST-5)
Location: PINEY POINT (PPTM2)
Magnitude: 34.00 EG
Reported by: Buoy

A thunderstorm produced an estimated wind gust to 34 knots (39 MPH) near the Piney Point NOS sensor (PPTM2).

Marine Thunderstorm Wind in CHESAPEAKE BAY DRUM PT TO SMITH PT VA, ATLANTIC NORTH
From 14-AUG-23 15:38:00 to 14-AUG-23 15:46:00 (EST-5)
Location: PATUXENT RIVER ASOS (KNHK)
Magnitude: 38.00 MG
Reported by: ASOS

Wind gusts of up to 38 knots (44 MPH) were measured by the ASOS at Patuxent River Naval Air Station (KNHK) adjacent to the Chesapeake Bay and tidal Patuxent River.

Marine Thunderstorm Wind in TIDAL POTOMAC KEY BRIDGE TO INDIAN HD MD, ATLANTIC NORTH
From 14-AUG-23 15:40:00 to 14-AUG-23 15:40:00 (EST-5)
Location: NATIONALS PARK (WSHNP)
Magnitude: 42.00 MG
Reported by: Mesonet

A wind gust of 42 knots (48 MPH) was measured by a mesonet at Nationals Park (WSHNP) adjacent to the tidal Potomac River.

Marine Thunderstorm Wind in PATUXENT RIVER TO BROOMES ISLAND MD, ATLANTIC NORTH
From 14-AUG-23 15:48:00 to 14-AUG-23 15:48:00 (EST-5)
Location: SOLOMONS ISLAND (SLIM2)
Magnitude: 34.00 EG
Reported by: Buoy

A thunderstorm produced an estimated wind gust to 34 knots (39 MPH) near one of the Solomons Island NOS sensors (SLIM2).

Marine Thunderstorm Wind in CHESAPEAKE BAY N BEACH TO DRUM PT MD, ATLANTIC NORTH
From 14-AUG-23 16:00:00 to 14-AUG-23 16:00:00 (EST-5)
Location: MID BAY BUOY
Magnitude: 34.00 EG
Reported by: Buoy

A thunderstorm produced an estimated wind gust to 34 knots (39 MPH) near the Cove Point NOS sensor (COVM2).

Marine Thunderstorm Wind in CHESAPEAKE BAY N BEACH TO DRUM PT MD, ATLANTIC NORTH
From 14-AUG-23 16:12:00 to 14-AUG-23 16:12:00 (EST-5)
Location: GOOSES REEF BUOY (44062)
Magnitude: 34.00 EG
Reported by: Buoy

A thunderstorm produced an estimated wind gust to 34 knots (39 MPH) near the Gooses Reef CBIBS sensor (44062).

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 14-AUG-23 16:30:00 to 14-AUG-23 16:30:00 (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 the Thomas Point NOS sensor (TPLM2).

Marine Thunderstorm Wind in CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER, ATLANTIC NORTH
From 14-AUG-23 16:33:00 to 14-AUG-23 16:33:00 (EST-5)
Location: BLACKWALNUT HARBOR (BWH)
Magnitude: 37.00 MG
Reported by: Buoy

A wind gust of 37 knots (43 MPH) was measured by the Blackwalnut Harbor WeatherFlow sensor (XBWH).

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 14-AUG-23 16:45:00 to 14-AUG-23 16:45:00 (EST-5)
Location: (KW29)BAY BRIDGE AIRPORT
Magnitude: 34.00 EG
Reported by: AWOS

A thunderstorm produced an estimated wind gust to 34 knots (39 MPH) near the AWOS at Bay Bridge Airport (KW29) adjacent to the Chesapeake Bay.

Marine Thunderstorm Wind in CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER, ATLANTIC NORTH
From 14-AUG-23 16:50:00 to 14-AUG-23 16:55:00 (EST-5)
Location: CHOPTANK RIVER (CHOP)
Magnitude: 42.00 MG
Reported by: Mesonet

Wind gusts of up to 42 knots (48 MPH) were measured by a Tempest station on Cook Point Road adjacent to the tidal Choptank River.

Marine Thunderstorm Wind in CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER, ATLANTIC NORTH
From 14-AUG-23 16:55:00 to 14-AUG-23 16:55:00 (EST-5)
Location: TILGHMAN ES (TILHM)
Magnitude: 35.00 MG
Reported by: Mesonet

A wind gust of 35 knots (40 MPH) was measured by a Tempest station on Island Club Road adjacent to the tidal Choptank River.

Marine Thunderstorm Wind in EASTERN BAY, ATLANTIC NORTH
From 14-AUG-23 16:55:00 to 14-AUG-23 17:05:00 (EST-5)
Location: US-50 (MD040)
Magnitude: 34.00 EG
Reported by: Mesonet

A thunderstorm produced estimated wind gust to 34 knots (39 MPH) near a mesonet at Piney Point adjacent to Eastern Bay.

Marine Thunderstorm Wind in EASTERN BAY, ATLANTIC NORTH
From 14-AUG-23 17:00:00 to 14-AUG-23 17:00:00 (EST-5)
Location: US-50 (MD040)
Magnitude: 34.00 EG
Reported by: Mesonet

A thunderstorm produced an estimated wind gust to 34 knots (39 MPH) near a mesonet at Crab Alley Bay adjacent to Eastern Bay.

Marine Thunderstorm Wind in EASTERN BAY, ATLANTIC NORTH
From 14-AUG-23 17:00:00 to 14-AUG-23 17:00:00 (EST-5)
Location: US-50 (MD040)
Magnitude: 34.00 EG
Reported by: Mesonet

A thunderstorm produced an estimated wind gust to 34 knots (39 MPH) near a mesonet at Prospect Bay/Grasonville (EW5728) adjacent to Eastern Bay.

Marine Thunderstorm Wind in CHESTER RIVER TO QUEENSTOWN MD, ATLANTIC NORTH
From 14-AUG-23 17:00:00 to 14-AUG-23 17:05:00 (EST-5)
Location: ROCK HALL ES (RKHAL)
Magnitude: 34.00 EG
Reported by: Mesonet

A thunderstorm produced an estimated wind gust to 34 knots (39 MPH) near a Tempest station at Huntingfield Point adjacent to the tidal Chester River.

Marine Thunderstorm Wind in CHESAPEAKE BAY N OF POOLES IS MD, ATLANTIC NORTH
From 14-AUG-23 17:35:00 to 14-AUG-23 17:35:00 (EST-5)
Location: WEIDE MD (KEDG)
Magnitude: 34.00 EG
Reported by: AWOS

A thunderstorm produced an estimated wind gust to 34 knots (39 MPH) near the AWOS at Weide (KEDG) adjacent to the Chesapeake Bay.