Scattered showers and thunderstorms formed ahead of an approaching cold front. Plenty of warm air and moisture advection on unilateral southerly flow provided the instability and shear to be conducive for thunderstorm development.

Marine Thunderstorm Wind in PATAPSCO RIVER INCLUDING BALTIMORE HARBOR, ATLANTIC NORTH
From 21-JUN-16 13:00:00 to 21-JUN-16 13:12:00 (EST-5)
Location: BALTIMORE (BLTM2)
Magnitude: 35.00 MG
Reported by: Mesonet

BLTM2 reported gusts of 31-35 knots.

Marine Thunderstorm Wind in PATAPSCO RIVER INCLUDING BALTIMORE HARBOR, ATLANTIC NORTH
From 21-JUN-16 13:12:00 to 21-JUN-16 13:18:00 (EST-5)
Location: BALTIMORE KEY BRIDGE (FSKM2)
Magnitude: 40.00 MG
Reported by: Mesonet

FSKM2 reported gusts of 31-40 knots.

Marine Thunderstorm Wind in CHESAPEAKE BAY POOLES IS TO SANDY PT MD, ATLANTIC NORTH
From 21-JUN-16 13:20:00 to 21-JUN-16 13:40:00 (EST-5)
Location: PATAPSCO BUOY (44043)
Magnitude: 41.00 MG
Reported by: Mesonet

FSKM2 reported gusts of 31-40 knots.

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 21-JUN-16 13:29:00 to 21-JUN-16 13:29:00 (EST-5)
Location: ANNAPOLIS (KNAK)
Magnitude: 34.00 EG
Reported by: AWOS

KNAK and ANNAP reported gusts of 31-32 knots.

Marine Thunderstorm Wind in CHESAPEAKE BAY POOLES IS TO SANDY PT MD, ATLANTIC NORTH
From 21-JUN-16 13:38:00 to 21-JUN-16 13:38:00 (EST-5)
Location: HART MILLER ISLAND (HRT)
Magnitude: 35.00 MG
Reported by: Mesonet

HRT reported gusts of 35 knots.

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 21-JUN-16 13:39:00 to 21-JUN-16 13:39:00 (EST-5)
Location: THOMAS POINT (TPLM2)
Magnitude: 50.00 MG
Reported by: Mesonet

TPLM2 reported gusts of 50 knots.

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 21-JUN-16 13:40:00 to 21-JUN-16 13:40:00 (EST-5)
Location: (KW29)BAY BRIDGE AIRPORT
Magnitude: 39.00 MG
Reported by: Mesonet

KW29 reported gusts of 39 knots.

Marine Thunderstorm Wind in CHESAPEAKE BAY N BEACH TO DRUM PT MD, ATLANTIC NORTH
From 21-JUN-16 15:48:00 to 21-JUN-16 15:48:00 (EST-5)
Location: MID BAY BUOY
Magnitude: 40.00 MG
Reported by: Mesonet

COVM2 reported gusts of 40 knots.

Marine Thunderstorm Wind in TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND, ATLANTIC NORTH
From 21-JUN-16 15:35:00 to 21-JUN-16 15:35:00 (EST-5)
Location: CRISFIELD FIRE DEPARTMENT (CRSFL)
Magnitude: 34.00 MG
Reported by: Mesonet

CRSFL reported gusts of 34 knots.

Marine Thunderstorm Wind in PATAPSCO RIVER INCLUDING BALTIMORE HARBOR, ATLANTIC NORTH
From 21-JUN-16 13:10:00 to 21-JUN-16 13:25:00 (EST-5)
Location: HAMPSTEAD HILL ACADEMY (BLMHH)
Magnitude: 37.00 MG
Reported by: Mesonet

BLMHH and Bldnd reported gusts of 33-37 knots.

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 21-JUN-16 13:41:00 to 21-JUN-16 13:51:00 (EST-5)
Location: TOLLY POINT (TOL)
Magnitude: 50.00 MG
Reported by: Mesonet

TOL reported gusts of 36-50 knots.

Marine Thunderstorm Wind in CHESAPEAKE BAY N BEACH TO DRUM PT MD, ATLANTIC NORTH
From 21-JUN-16 14:00:00 to 21-JUN-16 14:30:00 (EST-5)
Location: GOOSES REEF BUOY (44062)
Magnitude: 35.00 MG
Reported by: Buoy

Buoy 44062 reported gusts of 31-35 knots.

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 21-JUN-16 13:20:00 to 21-JUN-16 13:40:00 (EST-5)
Location: GREENBERRY POINT (GBY)
Magnitude: 43.00 MG
Reported by: Mesonet

GBY and Buoy 44063 reported gusts of 31-43 knots.

Marine Thunderstorm Wind in CHESAPEAKE BAY SANDY PT TO N BEACH MD, ATLANTIC NORTH
From 21-JUN-16 17:40:00 to 21-JUN-16 17:40:00 (EST-5)
Location: ANNAPOLIS BUOY (44063)
Magnitude: 34.00 EG
Reported by: Buoy

Buoy 44063 reported gusts of 33 knots.