Alert archive / Florida / Small Craft Advisories in 2021

Small Craft Advisory 21, NWS Miami, FL

July 4, 2021

NWS Miami, FL issued this small craft advisory at Jul 4, 2021, 11:14 AM EDT. It took effect at Jul 4, 2021, 11:00 PM EDT. It was in force for 39 hr.

The area

The counties it named.

The facts

Issued
Jul 4, 2021, 11:14 AM EDT (15:14 UTC)
In effect from
Jul 4, 2021, 11:00 PM EDT
Expired
Jul 6, 2021, 2:00 PM EDT
In force
39 hr
Issued by
NWS Miami, FL

The text

As transmitted.

106 
WHUS72 KMFL 041514
MWWMFL

URGENT - MARINE WEATHER MESSAGE
National Weather Service Miami FL
1114 AM EDT Sun Jul 4 2021

AMZ630-651-671-051200-
/O.NEW.KMFL.SC.Y.0021.210705T0300Z-210707T0300Z/
Biscayne Bay-
Coastal waters from Deerfield Beach to Ocean Reef FL out 20 NM-
Waters from Deerfield Beach to Ocean Reef FL from 20 to 60 NM
excluding the territorial waters of Bahamas-
1114 AM EDT Sun Jul 4 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO
11 PM EDT TUESDAY...

* WHAT...Southeast winds 15 to 25 kt with gusts up to 30 kt and 
  seas 5 to 8 feet expected.

* WHERE...In Atlantic, Coastal waters from Deerfield Beach to
  Ocean Reef FL out 20 NM and Waters from Deerfield Beach to Ocean
  Reef FL from 20 to 60 NM excluding the territorial waters of
  Bahamas. Biscayne Bay.

* WHEN...From 11 PM this evening to 11 PM EDT Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.  

A sudden onset of rough seas may cause hazardous conditions,
which may occur suddenly at jetties and inlets. These conditions
could catch boaters by surprise. Boaters should use caution when
entering or exiting the inlets and jetty areas.

&&

$$

GMZ656-657-676-051200-
/O.CON.KMFL.TR.A.1005.000000T0000Z-000000T0000Z/
Coastal waters from Chokoloskee to Bonita Beach FL out 20 NM-
Coastal waters from East Cape Sable to Chokoloskee FL out 20 NM-
Waters from Chokoloskee to Bonita Beach FL from 20 to 60 NM-
1114 AM EDT Sun Jul 4 2021

...TROPICAL STORM WATCH REMAINS IN EFFECT...

* WHAT...Southeast winds 35 to 45 kt with gusts up to 60 kt and 
  seas 7 to 12 feet.

* WHERE...Coastal waters from East Cape Sable to Chokoloskee FL 
  out 20 NM, Coastal waters from Chokoloskee to Bonita Beach FL 
  out 20 NM and Waters from Chokoloskee to Bonita Beach FL from 
  20 to 60 NM.

* WHEN...Tropical Storm force winds possible from Monday afternoon
  until Wednesday morning. 

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should consider altering plans to avoid possible
hazardous conditions. Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and seas.

&&

$$
10 follow-up statements
771 
WHUS72 KMFL 042107
MWWMFL

URGENT - MARINE WEATHER MESSAGE
National Weather Service Miami FL
507 PM EDT Sun Jul 4 2021

AMZ630-651-671-051000-
/O.CON.KMFL.SC.Y.0021.210705T0300Z-210707T0300Z/
Biscayne Bay-
Coastal waters from Deerfield Beach to Ocean Reef FL out 20 NM-
Waters from Deerfield Beach to Ocean Reef FL from 20 to 60 NM
excluding the territorial waters of Bahamas-
507 PM EDT Sun Jul 4 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 PM THIS EVENING
TO 11 PM EDT TUESDAY...

* WHAT...Southeast winds around 20 kt with gusts up to 25 kt and 
  seas 3 to 6 feet expected.

* WHERE...In Biscayne Bay, Biscayne Bay. In Atlantic, Coastal 
  waters from Deerfield Beach to Ocean Reef FL out 20 NM and 
  Waters from Deerfield Beach to Ocean Reef FL from 20 to 60 NM 
  excluding the territorial waters of Bahamas.

* WHEN...From 11 PM this evening to 11 PM EDT Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.  

A sudden onset of rough seas may cause hazardous conditions,
which may occur suddenly at jetties and inlets. These conditions
could catch boaters by surprise. Boaters should use caution when
entering or exiting the inlets and jetty areas.

&&

$$

GMZ656-657-676-051000-
/O.CON.KMFL.TR.A.1005.000000T0000Z-000000T0000Z/
Coastal waters from Chokoloskee to Bonita Beach FL out 20 NM-
Coastal waters from East Cape Sable to Chokoloskee FL out 20 NM-
Waters from Chokoloskee to Bonita Beach FL from 20 to 60 NM-
507 PM EDT Sun Jul 4 2021

...TROPICAL STORM WATCH REMAINS IN EFFECT...

* WHAT...Southeast winds 35 to 45 kt with gusts up to 60 kt and 
  seas 8 to 13 feet.

* WHERE...Coastal waters from East Cape Sable to Chokoloskee FL 
  out 20 NM, Coastal waters from Chokoloskee to Bonita Beach FL 
  out 20 NM and Waters from Chokoloskee to Bonita Beach FL from 
  20 to 60 NM.

* WHEN...Tropical Storm force winds possible from Monday 
  afternoon until Wednesday morning.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should consider altering plans to avoid possible
hazardous conditions. Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and seas.

&&

$$
136 
WHUS72 KMFL 050307
MWWMFL

URGENT - MARINE WEATHER MESSAGE
National Weather Service Miami FL
1107 PM EDT Sun Jul 4 2021

GMZ656-657-676-051800-
/O.UPG.KMFL.TR.A.1005.000000T0000Z-000000T0000Z/
/O.NEW.KMFL.TR.W.1005.210705T0307Z-000000T0000Z/
Coastal waters from Chokoloskee to Bonita Beach FL out 20 NM-
Coastal waters from East Cape Sable to Chokoloskee FL out 20 NM-
Waters from Chokoloskee to Bonita Beach FL from 20 to 60 NM-
1107 PM EDT Sun Jul 4 2021

...TROPICAL STORM WARNING IN EFFECT...

* WHAT...Southeast winds 35 to 45 kt with gusts up to 60 kt and 
  seas 8 to 13 feet.

* WHERE...Coastal waters from Chokoloskee to Bonita Beach FL out 
  20 NM, Coastal waters from East Cape Sable to Chokoloskee FL 
  out 20 NM and Waters from Chokoloskee to Bonita Beach FL from 
  20 to 60 NM.

* WHEN...Tropical Storm force winds possible from Monday evening 
  until Tuesday afternoon.

* IMPACTS...Very strong winds will cause hazardous seas which
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

AMZ630-651-671-051800-
/O.EXT.KMFL.SC.Y.0021.000000T0000Z-210707T0200Z/
Biscayne Bay-
Coastal waters from Deerfield Beach to Ocean Reef FL out 20 NM-
Waters from Deerfield Beach to Ocean Reef FL from 20 to 60 NM
excluding the territorial waters of Bahamas-
1107 PM EDT Sun Jul 4 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 10 PM EDT TUESDAY...

* WHAT...Southeast winds 10 to 20 kt with gusts up to 25 kt and 
  seas 3 to 6 feet.

* WHERE...In Biscayne Bay, Biscayne Bay. In Atlantic, Coastal 
  waters from Deerfield Beach to Ocean Reef FL out 20 NM and 
  Waters from Deerfield Beach to Ocean Reef FL from 20 to 60 NM 
  excluding the territorial waters of Bahamas.

* WHEN...Until 10 PM EDT Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.  

A sudden onset of rough seas may cause hazardous conditions,
which may occur suddenly at jetties and inlets. These conditions
could catch boaters by surprise. Boaters should use caution when
entering or exiting the inlets and jetty areas.

&&

$$
516 
WHUS72 KMFL 050911
MWWMFL

URGENT - MARINE WEATHER MESSAGE
National Weather Service Miami FL
511 AM EDT Mon Jul 5 2021

GMZ656-657-676-061600-
/O.CON.KMFL.TR.W.1005.000000T0000Z-000000T0000Z/
Coastal waters from Chokoloskee to Bonita Beach FL out 20 NM-
Coastal waters from East Cape Sable to Chokoloskee FL out 20 NM-
Waters from Chokoloskee to Bonita Beach FL from 20 to 60 NM-
511 AM EDT Mon Jul 5 2021

...TROPICAL STORM WARNING REMAINS IN EFFECT...

* WHAT...Southeast winds 35 to 45 kt with gusts up to 65 kt and 
  seas 8 to 13 feet.

* WHERE...Coastal waters from East Cape Sable to Chokoloskee FL 
  out 20 NM, Coastal waters from Chokoloskee to Bonita Beach FL 
  out 20 NM and Waters from Chokoloskee to Bonita Beach FL from 
  20 to 60 NM.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

AMZ630-651-671-061100-
/O.EXT.KMFL.SC.Y.0021.000000T0000Z-210706T1100Z/
Biscayne Bay-
Coastal waters from Deerfield Beach to Ocean Reef FL out 20 NM-
Waters from Deerfield Beach to Ocean Reef FL from 20 to 60 NM
excluding the territorial waters of Bahamas-
511 AM EDT Mon Jul 5 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 7 AM EDT TUESDAY...

* WHAT...Southeast winds 10 to 15 kt with gusts up to 25 kt and 
  seas 2 to 5 feet.

* WHERE...Biscayne Bay. In the Atlantic, Coastal waters from 
  Deerfield Beach to Ocean Reef FL out 20 NM and Waters from 
  Deerfield Beach to Ocean Reef FL from 20 to 60 NM excluding the 
  territorial waters of Bahamas.

* WHEN...Until 7 AM EDT Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.  

A sudden onset of rough seas may cause hazardous conditions,
which may occur suddenly at jetties and inlets. These conditions
could catch boaters by surprise. Boaters should use caution when
entering or exiting the inlets and jetty areas.

&&

$$
427 
WHUS72 KMFL 051527
MWWMFL

URGENT - MARINE WEATHER MESSAGE
National Weather Service Miami FL
1127 AM EDT Mon Jul 5 2021

GMZ656-657-676-060000-
/O.CON.KMFL.TR.W.1005.000000T0000Z-000000T0000Z/
Coastal waters from Chokoloskee to Bonita Beach FL out 20 NM-
Coastal waters from East Cape Sable to Chokoloskee FL out 20 NM-
Waters from Chokoloskee to Bonita Beach FL from 20 to 60 NM-
1127 AM EDT Mon Jul 5 2021

...TROPICAL STORM WARNING REMAINS IN EFFECT...

* WHAT...Southeast winds 35 to 45 kt with gusts up to 65 kt and 
  seas 8 to 13 feet.

* WHERE...Coastal waters from East Cape Sable to Chokoloskee FL 
  out 20 NM, Coastal waters from Chokoloskee to Bonita Beach FL 
  out 20 NM and Waters from Chokoloskee to Bonita Beach FL from 
  20 to 60 NM.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

AMZ630-651-671-060000-
/O.CON.KMFL.SC.Y.0021.000000T0000Z-210706T1100Z/
Biscayne Bay-
Coastal waters from Deerfield Beach to Ocean Reef FL out 20 NM-
Waters from Deerfield Beach to Ocean Reef FL from 20 to 60 NM
excluding the territorial waters of Bahamas-
1127 AM EDT Mon Jul 5 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EDT
TUESDAY...

* WHAT...Southeast winds 10 to 15 kt with gusts up to 25 kt and 
  seas 2 to 5 feet.

* WHERE...Biscayne Bay. In the Atlantic, Coastal waters from 
  Deerfield Beach to Ocean Reef FL out 20 NM and Waters from 
  Deerfield Beach to Ocean Reef FL from 20 to 60 NM excluding 
  the territorial waters of Bahamas.

* WHEN...Until 7 AM EDT Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

A sudden onset of rough seas may cause hazardous conditions,
which may occur suddenly at jetties and inlets. These conditions
could catch boaters by surprise. Boaters should use caution when
entering or exiting the inlets and jetty areas.

&&

$$

https://www.weather.gov/miami
899 
WHUS72 KMFL 051627
MWWMFL

URGENT - MARINE WEATHER MESSAGE
National Weather Service Miami FL
1227 PM EDT Mon Jul 5 2021

GMZ656-657-676-060445-
/O.CON.KMFL.TR.W.1005.000000T0000Z-000000T0000Z/
Coastal waters from Chokoloskee to Bonita Beach FL out 20 NM-
Coastal waters from East Cape Sable to Chokoloskee FL out 20 NM-
Waters from Chokoloskee to Bonita Beach FL from 20 to 60 NM-
1227 PM EDT Mon Jul 5 2021

...TROPICAL STORM WARNING REMAINS IN EFFECT...

* WHAT...Southeast winds 30 to 40 kt with gusts up to 60 kt and 
  seas 7 to 12 feet.

* WHERE...Coastal waters from East Cape Sable to Chokoloskee FL 
  out 20 NM, Coastal waters from Chokoloskee to Bonita Beach FL 
  out 20 NM and Waters from Chokoloskee to Bonita Beach FL from 
  20 to 60 NM.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

AMZ630-651-671-060445-
/O.CON.KMFL.SC.Y.0021.000000T0000Z-210706T1100Z/
Biscayne Bay-
Coastal waters from Deerfield Beach to Ocean Reef FL out 20 NM-
Waters from Deerfield Beach to Ocean Reef FL from 20 to 60 NM
excluding the territorial waters of Bahamas-
1227 PM EDT Mon Jul 5 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EDT
TUESDAY...

* WHAT...Southeast winds 10 to 20 kt with gusts up to 25 kt and 
  seas 2 to 5 feet.

* WHERE...In Biscayne Bay, Biscayne Bay. In Atlantic, Coastal 
  waters from Deerfield Beach to Ocean Reef FL out 20 NM and 
  Waters from Deerfield Beach to Ocean Reef FL from 20 to 60 NM 
  excluding the territorial waters of Bahamas.

* WHEN...Until 7 AM EDT Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.  

A sudden onset of rough seas may cause hazardous conditions,
which may occur suddenly at jetties and inlets. These conditions
could catch boaters by surprise. Boaters should use caution when
entering or exiting the inlets and jetty areas.

&&

$$
766 
WHUS72 KMFL 052124
MWWMFL

URGENT - MARINE WEATHER MESSAGE
National Weather Service Miami FL
524 PM EDT Mon Jul 5 2021

GMZ656-657-676-060900-
/O.CON.KMFL.TR.W.1005.000000T0000Z-000000T0000Z/
Coastal waters from Chokoloskee to Bonita Beach FL out 20 NM-
Coastal waters from East Cape Sable to Chokoloskee FL out 20 NM-
Waters from Chokoloskee to Bonita Beach FL from 20 to 60 NM-
524 PM EDT Mon Jul 5 2021

...TROPICAL STORM WARNING REMAINS IN EFFECT...

* WHAT...Southeast winds 30 to 40 kt with gusts up to 60 kt and 
  seas 7 to 12 feet.

* WHERE...Coastal waters from East Cape Sable to Chokoloskee FL 
  out 20 NM, Coastal waters from Chokoloskee to Bonita Beach FL 
  out 20 NM and Waters from Chokoloskee to Bonita Beach FL from 
  20 to 60 NM.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

AMZ630-651-671-060900-
/O.CON.KMFL.SC.Y.0021.000000T0000Z-210706T1100Z/
Biscayne Bay-
Coastal waters from Deerfield Beach to Ocean Reef FL out 20 NM-
Waters from Deerfield Beach to Ocean Reef FL from 20 to 60 NM
excluding the territorial waters of Bahamas-
524 PM EDT Mon Jul 5 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EDT
TUESDAY...

* WHAT...Southeast winds 15 to 20 kt with gusts up to 25 kt and 
  seas 2 to 5 feet.

* WHERE...In Biscayne Bay, Biscayne Bay. In Atlantic, Coastal 
  waters from Deerfield Beach to Ocean Reef FL out 20 NM and 
  Waters from Deerfield Beach to Ocean Reef FL from 20 to 60 NM 
  excluding the territorial waters of Bahamas.

* WHEN...Until 7 AM EDT Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

A sudden onset of rough seas may cause hazardous conditions,
which may occur suddenly at jetties and inlets. These conditions
could catch boaters by surprise. Boaters should use caution when
entering or exiting the inlets and jetty areas.

&&

$$

https://www.weather.gov/miami
923 
WHUS72 KMFL 060258
MWWMFL

URGENT - MARINE WEATHER MESSAGE
National Weather Service Miami FL
1058 PM EDT Mon Jul 5 2021

GMZ656-657-676-061100-
/O.CON.KMFL.TR.W.1005.000000T0000Z-000000T0000Z/
Coastal waters from Chokoloskee to Bonita Beach FL out 20 NM-
Coastal waters from East Cape Sable to Chokoloskee FL out 20 NM-
Waters from Chokoloskee to Bonita Beach FL from 20 to 60 NM-
1058 PM EDT Mon Jul 5 2021

...TROPICAL STORM WARNING REMAINS IN EFFECT...

* WHAT...Southeast winds 35 to 45 kt with gusts up to 60 kt and 
  seas 7 to 12 feet.

* WHERE...Coastal waters from East Cape Sable to Chokoloskee FL
  out 20 NM, Coastal waters from Chokoloskee to Bonita Beach FL
  out 20 NM and Waters from Chokoloskee to Bonita Beach FL from 20
  to 60 NM.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

AMZ630-651-671-061100-
/O.EXT.KMFL.SC.Y.0021.000000T0000Z-210706T1800Z/
Biscayne Bay-
Coastal waters from Deerfield Beach to Ocean Reef FL out 20 NM-
Waters from Deerfield Beach to Ocean Reef FL from 20 to 60 NM
excluding the territorial waters of Bahamas-
1058 PM EDT Mon Jul 5 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 2 PM EDT TUESDAY...

* WHAT...Southeast winds 15 to 20 kt with gusts up to 25 kt and 
  seas 2 to 5 feet.

* WHERE...In Biscayne Bay, Biscayne Bay. In Atlantic, Coastal 
  waters from Deerfield Beach to Ocean Reef FL out 20 NM and 
  Waters from Deerfield Beach to Ocean Reef FL from 20 to 60 NM 
  excluding the territorial waters of Bahamas.

* WHEN...Until 2 PM EDT Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.  

A sudden onset of rough seas may cause hazardous conditions,
which may occur suddenly at jetties and inlets. These conditions
could catch boaters by surprise. Boaters should use caution when
entering or exiting the inlets and jetty areas.

&&

$$
188 
WHUS72 KMFL 060901
MWWMFL

URGENT - MARINE WEATHER MESSAGE
National Weather Service Miami FL
501 AM EDT Tue Jul 6 2021

GMZ656-657-676-070015-
/O.CON.KMFL.TR.W.1005.000000T0000Z-000000T0000Z/
Coastal waters from Chokoloskee to Bonita Beach FL out 20 NM-
Coastal waters from East Cape Sable to Chokoloskee FL out 20 NM-
Waters from Chokoloskee to Bonita Beach FL from 20 to 60 NM-
501 AM EDT Tue Jul 6 2021

...TROPICAL STORM WARNING REMAINS IN EFFECT...

* WHAT...Southeast winds 35 to 45 kt with gusts up to 70 kt and 
  seas 7 to 12 feet.

* WHERE...Coastal waters from East Cape Sable to Chokoloskee FL
  out 20 NM, Coastal waters from Chokoloskee to Bonita Beach FL
  out 20 NM and Waters from Chokoloskee to Bonita Beach FL from 20
  to 60 NM.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

AMZ630-651-671-061800-
/O.CON.KMFL.SC.Y.0021.000000T0000Z-210706T1800Z/
Biscayne Bay-
Coastal waters from Deerfield Beach to Ocean Reef FL out 20 NM-
Waters from Deerfield Beach to Ocean Reef FL from 20 to 60 NM
excluding the territorial waters of Bahamas-
501 AM EDT Tue Jul 6 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT THIS
AFTERNOON...

* WHAT...Southeast winds 15 to 20 kt with gusts up to 25 kt and 
  seas 3 to 5 feet.

* WHERE...In Biscayne Bay, Biscayne Bay. In Atlantic, Coastal 
  waters from Deerfield Beach to Ocean Reef FL out 20 NM and 
  Waters from Deerfield Beach to Ocean Reef FL from 20 to 60 NM 
  excluding the territorial waters of Bahamas.

* WHEN...Until 2 PM EDT this afternoon.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.  

A sudden onset of rough seas may cause hazardous conditions,
which may occur suddenly at jetties and inlets. These conditions
could catch boaters by surprise. Boaters should use caution when
entering or exiting the inlets and jetty areas.

&&

$$
858 
WHUS72 KMFL 061524
MWWMFL

URGENT - MARINE WEATHER MESSAGE
National Weather Service Miami FL
1124 AM EDT Tue Jul 6 2021

GMZ656-657-676-070345-
/O.CON.KMFL.TR.W.1005.000000T0000Z-000000T0000Z/
Coastal waters from Chokoloskee to Bonita Beach FL out 20 NM-
Coastal waters from East Cape Sable to Chokoloskee FL out 20 NM-
Waters from Chokoloskee to Bonita Beach FL from 20 to 60 NM-
1124 AM EDT Tue Jul 6 2021

...TROPICAL STORM WARNING REMAINS IN EFFECT...

* WHAT...Southeast winds 35 to 45 kt with gusts up to 65 kt and 
  seas 7 to 12 feet.

* WHERE...Coastal waters from East Cape Sable to Chokoloskee FL 
  out 20 NM, Coastal waters from Chokoloskee to Bonita Beach FL 
  out 20 NM and Waters from Chokoloskee to Bonita Beach FL from 
  20 to 60 NM.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

AMZ630-651-671-061800-
/O.CON.KMFL.SC.Y.0021.000000T0000Z-210706T1800Z/
Biscayne Bay-
Coastal waters from Deerfield Beach to Ocean Reef FL out 20 NM-
Waters from Deerfield Beach to Ocean Reef FL from 20 to 60 NM
excluding the territorial waters of Bahamas-
1124 AM EDT Tue Jul 6 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT THIS
AFTERNOON...

* WHAT...Southeast winds around 20 kt with gusts up to 25 kt and 
  seas 3 to 5 feet.

* WHERE...In Biscayne Bay, Biscayne Bay. In Atlantic, Coastal 
  waters from Deerfield Beach to Ocean Reef FL out 20 NM and 
  Waters from Deerfield Beach to Ocean Reef FL from 20 to 60 NM 
  excluding the territorial waters of Bahamas.

* WHEN...Until 2 PM EDT this afternoon.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.  

A sudden onset of rough seas may cause hazardous conditions,
which may occur suddenly at jetties and inlets. These conditions
could catch boaters by surprise. Boaters should use caution when
entering or exiting the inlets and jetty areas.

&&

$$
693 
WHUS72 KMFL 061816
MWWMFL

URGENT - MARINE WEATHER MESSAGE
National Weather Service Miami FL
216 PM EDT Tue Jul 6 2021

AMZ630-651-671-070600-
/O.EXP.KMFL.SC.Y.0021.000000T0000Z-210706T1800Z/
/O.NEW.KMFL.SC.Y.0022.210706T1816Z-210707T0600Z/
Biscayne Bay-
Coastal waters from Deerfield Beach to Ocean Reef FL out 20 NM-
Waters from Deerfield Beach to Ocean Reef FL from 20 to 60 NM
excluding the territorial waters of Bahamas-
216 PM EDT Tue Jul 6 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 AM EDT WEDNESDAY...

* WHAT...Southeast winds 15 to 20 kt with gusts up to 25 kt and 
  seas 2 to 5 feet.

* WHERE...In Atlantic, Coastal waters from Deerfield Beach to 
  Ocean Reef FL out 20 NM and Waters from Deerfield Beach to 
  Ocean Reef FL from 20 to 60 NM excluding the territorial 
  waters of Bahamas. In Biscayne Bay, Biscayne Bay.

* WHEN...Until 2 AM EDT Wednesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.  

A sudden onset of rough seas may cause hazardous conditions,
which may occur suddenly at jetties and inlets. These conditions
could catch boaters by surprise. Boaters should use caution when
entering or exiting the inlets and jetty areas.

&&

$$

GMZ656-657-676-070600-
/O.CON.KMFL.TR.W.1005.000000T0000Z-000000T0000Z/
Coastal waters from Chokoloskee to Bonita Beach FL out 20 NM-
Coastal waters from East Cape Sable to Chokoloskee FL out 20 NM-
Waters from Chokoloskee to Bonita Beach FL from 20 to 60 NM-
216 PM EDT Tue Jul 6 2021

...TROPICAL STORM WARNING REMAINS IN EFFECT...

* WHAT...Southeast winds 35 to 45 kt with gusts up to 65 kt and 
  seas 7 to 12 feet.

* WHERE...Coastal waters from East Cape Sable to Chokoloskee FL
  out 20 NM, Coastal waters from Chokoloskee to Bonita Beach FL
  out 20 NM and Waters from Chokoloskee to Bonita Beach FL from 20
  to 60 NM.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

The office that day

Everything else NWS Miami, FL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 3, 11:03 PM EDTTropical Storm WatchMFLCollier, Monroe30 hr
Jul 4, 6:17 PM EDTSpecial Weather StatementMFLPalm Beach43 min
Jul 4, 6:43 PM EDTSpecial Weather StatementMFLBroward47 min
Jul 4, 7:29 PM EDTSpecial Weather StatementMFLBroward, Palm Beach46 min
Jul 4, 7:32 PM EDTSpecial Weather StatementMFLGlades43 min

Nearby

Small Craft Advisories in Florida, 2021Every small craft advisory in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.