Tropical Depression 19 moved west across the Everglades before emerging into the extreme southeast Gulf of Mexico, well north of the Florida Keys, and strengthening into Tropical Storm Sally.  Numerous rain bands produced gale-force wind gusts throughout the Florida Keys coastal waters from the morning of September 12th through the morning of September 13th.

Marine Thunderstorm Wind in HAWK CHANNEL FROM OCEAN REEF TO CRAIG KEY OUT TO THE REEF, GULF OF MEXICO
From 12-SEP-20 07:36:00 to 12-SEP-20 07:36:00 (EST-5)
Location: KEY LARGO
Magnitude: 47.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

A wind gust of 47 knots was measured at an automated WeatherFlow Smart Home station oceanside in Key Largo.

Marine Thunderstorm Wind in HAWK CHANNEL FROM OCEAN REEF TO CRAIG KEY OUT TO THE REEF, GULF OF MEXICO
From 12-SEP-20 08:22:00 to 12-SEP-20 08:22:00 (EST-5)
Location: ALLIGATOR REEF LIGHT
Magnitude: 39.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

A wind gust of 39 knots was measured at an automated Weather Underground station oceanside on Upper Matecumbe Key.

Marine Thunderstorm Wind in HAWK CHANNEL FROM OCEAN REEF TO CRAIG KEY OUT TO THE REEF, GULF OF MEXICO
From 12-SEP-20 09:26:00 to 12-SEP-20 09:26:00 (EST-5)
Location: KEY LARGO
Magnitude: 43.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

A wind gust of 43 knots was measured by a second WeatherFlow Smart Home weather station oceanside in Key Largo.

Marine Thunderstorm Wind in HAWK CHANNEL FROM OCEAN REEF TO CRAIG KEY OUT TO THE REEF, GULF OF MEXICO
From 12-SEP-20 09:40:00 to 12-SEP-20 09:40:00 (EST-5)
Location: KEY LARGO
Magnitude: 44.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

A wind gust of 44 knots was measured by a WeatherFlow Smart Home weather station oceanside in Key Largo.

Marine Thunderstorm Wind in HAWK CHANNEL FROM WEST END OF SEVEN MILE BRIDGE TO HALFMOON SHOAL OUT TO THE REEF, GULF OF MEXICO
From 12-SEP-20 11:40:00 to 12-SEP-20 11:40:00 (EST-5)
Location: SAND KEY LIGHT
Magnitude: 38.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: C-MAN Station

A wind gust of 38 knots was measured at the new Sand Key Light.

Marine Thunderstorm Wind in HAWK CHANNEL FROM OCEAN REEF TO CRAIG KEY OUT TO THE REEF, GULF OF MEXICO
From 12-SEP-20 11:50:00 to 12-SEP-20 11:50:00 (EST-5)
Location: ALLIGATOR REEF LIGHT
Magnitude: 37.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

A wind gust of 37 knots was measured at an automated Weather Underground station oceanside on Upper Matecumbe Key.

Marine Thunderstorm Wind in HAWK CHANNEL FROM OCEAN REEF TO CRAIG KEY OUT TO THE REEF, GULF OF MEXICO
From 12-SEP-20 11:50:00 to 12-SEP-20 11:50:00 (EST-5)
Location: ALLIGATOR REEF LIGHT
Magnitude: 37.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

A wind gust of 37 knots was measured at an automated Weather Underground station oceanside on Upper Matecumbe Key.

Marine Thunderstorm Wind in HAWK CHANNEL FROM WEST END OF SEVEN MILE BRIDGE TO HALFMOON SHOAL OUT TO THE REEF, GULF OF MEXICO
From 12-SEP-20 20:43:00 to 12-SEP-20 20:43:00 (EST-5)
Location: KEY WEST
Magnitude: 35.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

A wind gust of 35 knots was measured at the National Weather Service RSOIS in Key West.

Marine Thunderstorm Wind in HAWK CHANNEL FROM WEST END OF SEVEN MILE BRIDGE TO HALFMOON SHOAL OUT TO THE REEF, GULF OF MEXICO
From 12-SEP-20 21:10:00 to 12-SEP-20 21:10:00 (EST-5)
Location: KEY WEST
Magnitude: 38.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

A wind gust of 38 knots was measured at the National Weather Service RSOIS in Key West.

Marine Thunderstorm Wind in GULF OF MEXICO FROM WEST END OF SEVEN MILE BRIDGE TO HALFMOON SHOAL OUT TO 5 FATHOMS, GULF OF MEXICO
From 12-SEP-20 20:42:00 to 12-SEP-20 20:42:00 (EST-5)
Location: KEY WEST
Magnitude: 38.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

A wind gust of 38 knots was measured at an automated WeatherFlow station at the U.S. Coast Guard Sector Key West.

Marine Thunderstorm Wind in GULF OF MEXICO FROM EAST CAPE SABLE TO CHOKOLOSKEE 20 TO 60 NM OUT AND BEYOND 5 FATHOMS, GULF OF MEXICO
From 12-SEP-20 20:50:00 to 12-SEP-20 20:50:00 (EST-5)
Location: SMITH SHOAL LIGHT
Magnitude: 43.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

A wind gust of 43 knots was measured at an automated WeatherFlow station at Smith Shoal Light.

Marine Thunderstorm Wind in HAWK CHANNEL FROM WEST END OF SEVEN MILE BRIDGE TO HALFMOON SHOAL OUT TO THE REEF, GULF OF MEXICO
From 12-SEP-20 21:13:00 to 12-SEP-20 21:13:00 (EST-5)
Location: KEY WEST
Magnitude: 34.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

A wind gust of 34 knots was measured at the Key West International Airport.

Marine Thunderstorm Wind in HAWK CHANNEL FROM WEST END OF SEVEN MILE BRIDGE TO HALFMOON SHOAL OUT TO THE REEF, GULF OF MEXICO
From 12-SEP-20 21:16:00 to 12-SEP-20 21:16:00 (EST-5)
Location: BIG COPPITT KEY
Magnitude: 35.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

A wind gust of 35 knots was measured at the Naval Air Station Key West Boca Chica Field.

Marine Thunderstorm Wind in GULF OF MEXICO FROM WEST END OF SEVEN MILE BRIDGE TO HALFMOON SHOAL OUT TO 5 FATHOMS, GULF OF MEXICO
From 12-SEP-20 20:46:00 to 12-SEP-20 20:46:00 (EST-5)
Location: KEY WEST
Magnitude: 36.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Utility Company

A wind gust of 36 knots was measured at the Keys Energy Services building on James Street in Key West.

Marine Thunderstorm Wind in HAWK CHANNEL FROM WEST END OF SEVEN MILE BRIDGE TO HALFMOON SHOAL OUT TO THE REEF, GULF OF MEXICO
From 12-SEP-20 21:07:00 to 12-SEP-20 21:07:00 (EST-5)
Location: KEY WEST
Magnitude: 37.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Utility Company

A wind gust of 37 knots was measured at the Keys Energy Services Power Station Transmission and Distribution building on Stock Island.

Marine Thunderstorm Wind in GULF OF MEXICO FROM EAST CAPE SABLE TO CHOKOLOSKEE 20 TO 60 NM OUT AND BEYOND 5 FATHOMS, GULF OF MEXICO
From 13-SEP-20 06:55:00 to 13-SEP-20 06:55:00 (EST-5)
Location: SMITH SHOAL LIGHT
Magnitude: 35.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

A wind gust of 35 knots was measured at an automated WeatherFlow station at Smith Shoal Light.