Alert archive / Florida / Small Craft Advisories in 2021

Small Craft Advisory 23, NWS Miami, FL

August 13, 2021

NWS Miami, FL issued this small craft advisory at Aug 13, 2021, 2:13 PM EDT. It took effect at Aug 13, 2021, 11:00 PM EDT. It was in force for 45 hr.

The area

The counties it named.

The facts

Issued
Aug 13, 2021, 2:13 PM EDT (18:13 UTC)
In effect from
Aug 13, 2021, 11:00 PM EDT
Expired
Aug 15, 2021, 8:00 PM EDT
In force
45 hr
Issued by
NWS Miami, FL

The text

As transmitted.

457 
WHUS72 KMFL 131813
MWWMFL

URGENT - MARINE WEATHER MESSAGE
National Weather Service Miami FL
213 PM EDT Fri Aug 13 2021

GMZ656-657-676-140215-
/O.CON.KMFL.TR.W.1006.000000T0000Z-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-
213 PM EDT Fri Aug 13 2021

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

* WHAT...Southeast winds 25 to 35 kt with gusts up to 50 kt and 
  seas 4 to 7 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...Friday night through Saturday night.

* 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.

&&

$$

AMZ630-651-671-140215-
/O.NEW.KMFL.SC.Y.0023.210814T0300Z-210815T0300Z/
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-
213 PM EDT Fri Aug 13 2021

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

* WHAT...Southeast winds 15 to 20 kt with gusts up to 25 kt and 
  seas 3 to 6 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. In Biscayne Bay, Biscayne Bay.

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

* 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.

&&

$$

AMZ650-670-140215-
/O.NEW.KMFL.SC.Y.0023.210814T1200Z-210815T0300Z/
Coastal waters from Jupiter Inlet to Deerfield Beach FL out 20 NM-
Waters from Jupiter Inlet to Deerfield Beach FL from 20 to 60 NM-
213 PM EDT Fri Aug 13 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM TO 11 PM EDT
SATURDAY...

* WHAT...Southeast winds 15 to 20 kt with gusts up to 25 kt and 
  seas 3 to 4 feet expected.

* WHERE...Coastal waters from Jupiter Inlet to Deerfield Beach 
  FL out 20 NM and Waters from Jupiter Inlet to Deerfield Beach 
  FL from 20 to 60 NM.

* WHEN...From 8 AM to 11 PM EDT Saturday.

* 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.

&&

$$

Fell
8 follow-up statements
082 
WHUS72 KMFL 132050
MWWMFL

URGENT - MARINE WEATHER MESSAGE
National Weather Service Miami FL
450 PM EDT Fri Aug 13 2021

GMZ656-657-676-140630-
/O.CON.KMFL.TR.W.1006.000000T0000Z-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-
450 PM EDT Fri Aug 13 2021

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

* WHAT...Southeast winds 15 to 25 kt with gusts up to 40 kt and 
  seas 4 to 7 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... through Saturday night.

* 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.

&&

$$

AMZ630-651-671-140630-
/O.CON.KMFL.SC.Y.0023.210814T0300Z-210815T0300Z/
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-
450 PM EDT Fri Aug 13 2021

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

* WHAT...Southeast winds 20 to 25 kt with gusts up to 30 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 Saturday.

* 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.

&&

$$

AMZ650-670-140630-
/O.CON.KMFL.SC.Y.0023.210814T1200Z-210815T0300Z/
Coastal waters from Jupiter Inlet to Deerfield Beach FL out 20 NM-
Waters from Jupiter Inlet to Deerfield Beach FL from 20 to 60 NM-
450 PM EDT Fri Aug 13 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 AM TO 11 PM EDT
SATURDAY...

* WHAT...Southeast winds around 20 kt with gusts up to 25 kt and 
  seas 3 to 4 feet expected.

* WHERE...Coastal waters from Jupiter Inlet to Deerfield Beach 
  FL out 20 NM and Waters from Jupiter Inlet to Deerfield Beach 
  FL from 20 to 60 NM.

* WHEN...From 8 AM to 11 PM EDT Saturday.

* 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.

&&

$$
673 
WHUS72 KMFL 140315
MWWMFL

URGENT - MARINE WEATHER MESSAGE
National Weather Service Miami FL
1115 PM EDT Fri Aug 13 2021

GMZ656-657-141500-
/O.CAN.KMFL.TR.W.1006.000000T0000Z-000000T0000Z/
/O.EXB.KMFL.SC.Y.0023.210814T0315Z-210815T1200Z/
Coastal waters from Chokoloskee to Bonita Beach FL out 20 NM-
Coastal waters from East Cape Sable to Chokoloskee FL out 20 NM-
1115 PM EDT Fri Aug 13 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT SUNDAY...
...TROPICAL STORM WARNING IS CANCELLED...

* WHAT...Southeast winds around 20 kt with gusts up to 25 kt and 
  seas 3 to 4 feet expected.

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

* WHEN...Until 8 AM EDT Sunday.

* 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.

&&

$$

GMZ676-141500-
/O.CON.KMFL.TR.W.1006.000000T0000Z-000000T0000Z/
Waters from Chokoloskee to Bonita Beach FL from 20 to 60 NM-
1115 PM EDT Fri Aug 13 2021

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

* WHAT...Southeast winds 15 to 25 kt with gusts up to 40 kt and 
  seas 4 to 7 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... through Saturday night.

* 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.

&&

$$

AMZ630-651-671-141500-
/O.EXT.KMFL.SC.Y.0023.000000T0000Z-210815T1200Z/
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-
1115 PM EDT Fri Aug 13 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 8 AM EDT SUNDAY...

* WHAT...Southeast winds 20 to 25 kt with gusts up to 30 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...Until 8 AM EDT Sunday.

* 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.

&&

$$

AMZ650-670-141500-
/O.EXT.KMFL.SC.Y.0023.210814T1200Z-210815T1200Z/
Coastal waters from Jupiter Inlet to Deerfield Beach FL out 20 NM-
Waters from Jupiter Inlet to Deerfield Beach FL from 20 to 60 NM-
1115 PM EDT Fri Aug 13 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 8 AM SATURDAY TO 8 AM
EDT SUNDAY...

* WHAT...Southeast winds around 20 kt with gusts up to 25 kt and 
  seas 3 to 4 feet expected.

* WHERE...Coastal waters from Jupiter Inlet to Deerfield Beach 
  FL out 20 NM and Waters from Jupiter Inlet to Deerfield Beach 
  FL from 20 to 60 NM.

* WHEN...From 8 AM Saturday to 8 AM EDT Sunday.

* 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.

&&

$$
940 
WHUS72 KMFL 140856
MWWMFL

URGENT - MARINE WEATHER MESSAGE
National Weather Service Miami FL
456 AM EDT Sat Aug 14 2021

AMZ650-670-141000-
/O.CAN.KMFL.SC.Y.0023.210814T1200Z-210815T1200Z/
Coastal waters from Jupiter Inlet to Deerfield Beach FL out 20 NM-
Waters from Jupiter Inlet to Deerfield Beach FL from 20 to 60 NM-
456 AM EDT Sat Aug 14 2021

...SMALL CRAFT ADVISORY IS CANCELLED...

Small craft operators are urged to exercise caution.

$$

GMZ676-150600-
/O.CON.KMFL.TR.W.1006.000000T0000Z-000000T0000Z/
Waters from Chokoloskee to Bonita Beach FL from 20 to 60 NM-
456 AM EDT Sat Aug 14 2021

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

* WHAT...East winds 25 to 30 kt with gusts up to 40 kt and seas 5
  to 7 feet.

* WHERE...Waters from Chokoloskee to Bonita Beach FL from 20 to 
  60 NM.

* WHEN...Through tonight.

* 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.

&&

$$

AMZ630-651-671-150600-
/O.EXT.KMFL.SC.Y.0023.000000T0000Z-210815T0600Z/
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-
456 AM EDT Sat Aug 14 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 2 AM EDT SUNDAY...

* WHAT...Southeast winds around 20 kts with gusts up to 30 kt and
  seas 3 to 6 feet expected.

* WHERE...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 8 AM EDT Sunday.

* 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.

&&

$$

GMZ656-657-150600-
/O.EXT.KMFL.SC.Y.0023.000000T0000Z-210815T1800Z/
Coastal waters from Chokoloskee to Bonita Beach FL out 20 NM-
Coastal waters from East Cape Sable to Chokoloskee FL out 20 NM-
456 AM EDT Sat Aug 14 2021

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

* WHAT...Southeast winds around 20 to 25 kt with gusts up to 30 kt
  and seas 3 to 5 feet expected.

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

* WHEN...Until 8 AM EDT Sunday.

* 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
427 
WHUS72 KMFL 141456
MWWMFL

URGENT - MARINE WEATHER MESSAGE
National Weather Service Miami FL
1056 AM EDT Sat Aug 14 2021

GMZ676-150630-
/O.CAN.KMFL.TR.W.1006.000000T0000Z-000000T0000Z/
/O.EXA.KMFL.SC.Y.0023.000000T0000Z-210815T1800Z/
Waters from Chokoloskee to Bonita Beach FL from 20 to 60 NM-
1056 AM EDT Sat Aug 14 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM EDT SUNDAY...
...TROPICAL STORM WARNING IS CANCELLED...

* WHAT...Southeast winds 15 to 25 kt with gusts up to 30 kt and 
  seas 4 to 7 feet.

* WHERE...Waters from Chokoloskee to Bonita Beach FL from 20 to 
  60 NM.

* WHEN...Until 2 PM EDT Sunday.

* 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.

&&

$$

AMZ630-651-671-150600-
/O.CON.KMFL.SC.Y.0023.000000T0000Z-210815T0600Z/
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-
1056 AM EDT Sat Aug 14 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 AM EDT SUNDAY...

* 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 AM EDT Sunday.

* 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.

&&

$$

GMZ656-657-150630-
/O.CON.KMFL.SC.Y.0023.000000T0000Z-210815T1800Z/
Coastal waters from Chokoloskee to Bonita Beach FL out 20 NM-
Coastal waters from East Cape Sable to Chokoloskee FL out 20 NM-
1056 AM EDT Sat Aug 14 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT SUNDAY...

* WHAT...Southeast winds 15 to 20 kt with gusts up to 30 kt and 
  seas 1 to 4 feet.

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

* WHEN...Until 2 PM EDT Sunday.

* 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.

&&

$$
342 
WHUS72 KMFL 141841
MWWMFL

URGENT - MARINE WEATHER MESSAGE
National Weather Service Miami FL
241 PM EDT Sat Aug 14 2021

AMZ630-651-671-150600-
/O.CON.KMFL.SC.Y.0023.000000T0000Z-210815T0600Z/
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-
241 PM EDT Sat Aug 14 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 AM EDT SUNDAY...

* 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 AM EDT Sunday.

* 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.

&&

$$

GMZ656-657-676-150800-
/O.CON.KMFL.SC.Y.0023.000000T0000Z-210815T1800Z/
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-
241 PM EDT Sat Aug 14 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT SUNDAY...

* WHAT...Southeast winds 15 to 25 kt with gusts up to 30 kt and 
  seas 3 to 6 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...Until 2 PM EDT Sunday.

* 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.

&&

$$
941 
WHUS72 KMFL 142124
MWWMFL

URGENT - MARINE WEATHER MESSAGE
National Weather Service Miami FL
524 PM EDT Sat Aug 14 2021

AMZ630-651-671-150600-
/O.CON.KMFL.SC.Y.0023.000000T0000Z-210815T0600Z/
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 Sat Aug 14 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 AM EDT SUNDAY...

* 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 AM EDT Sunday.

* 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.

&&

$$

GMZ656-657-676-151200-
/O.CON.KMFL.SC.Y.0023.000000T0000Z-210815T1800Z/
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 Sat Aug 14 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT SUNDAY...

* WHAT...Southeast winds 15 to 25 kt with gusts up to 30 kt and 
  seas 3 to 6 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...Until 2 PM EDT Sunday.

* 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
603 
WHUS72 KMFL 150648
MWWMFL

URGENT - MARINE WEATHER MESSAGE
National Weather Service Miami FL
248 AM EDT Sun Aug 15 2021

GMZ656-657-676-151500-
/O.CON.KMFL.SC.Y.0023.000000T0000Z-210815T1800Z/
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-
248 AM EDT Sun Aug 15 2021

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

* WHAT...Southeast winds 15 to 25 kt with gusts up to 30 kt and 
  seas 3 to 6 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...Until 2 PM EDT Sunday.

* 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
522 
WHUS72 KMFL 151417
MWWMFL

URGENT - MARINE WEATHER MESSAGE
National Weather Service Miami FL
1017 AM EDT Sun Aug 15 2021

GMZ656-657-151530-
/O.CAN.KMFL.SC.Y.0023.000000T0000Z-210815T1800Z/
Coastal waters from Chokoloskee to Bonita Beach FL out 20 NM-
Coastal waters from East Cape Sable to Chokoloskee FL out 20 NM-
1017 AM EDT Sun Aug 15 2021

...SMALL CRAFT ADVISORY IS CANCELLED...

Winds have fallen below 20 knots. Therefore, the Small Craft
Advisory has been cancelled for the near-shore Gulf waters of
South Florida.

$$

GMZ676-160000-
/O.EXT.KMFL.SC.Y.0023.000000T0000Z-210816T0000Z/
Waters from Chokoloskee to Bonita Beach FL from 20 to 60 NM-
1017 AM EDT Sun Aug 15 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 8 PM EDT THIS
EVENING...

* WHAT...Southeast winds 15 to 25 kt with gusts up to 30 kt and 
  seas 3 to 6 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...Until 8 PM EDT this evening.

* 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.

&&

$$

Baxter

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 12, 8:00 PM EDTSpecial Weather StatementMFLMiami-Dade45 min
Aug 12, 8:40 PM EDTSpecial Marine WarningMFL50 min
Aug 12, 9:25 PM EDTSpecial Marine WarningMFL35 min
Aug 12, 9:33 PM EDTSpecial Marine WarningMFL27 min
Aug 12, 9:34 PM EDTSpecial Marine WarningMFL56 min
Aug 12, 9:36 PM EDTSpecial Weather StatementMFLMiami-Dade24 min
Aug 12, 10:06 PM EDTAreal Flood AdvisoryMFLMiami-Dade3 hr
Aug 12, 10:15 PM EDTSpecial Weather StatementMFLMiami-Dade30 min
Aug 12, 10:18 PM EDTAreal Flood AdvisoryMFLMiami-Dade3 hr
Aug 12, 10:20 PM EDTSpecial Marine WarningMFL25 min
Aug 12, 10:28 PM EDTSpecial Weather StatementMFLMiami-Dade47 min
Aug 12, 10:32 PM EDTSpecial Marine WarningMFL28 min
Aug 12, 10:43 PM EDTSpecial Marine WarningMFL32 min
Aug 12, 10:48 PM EDTFlash Flood WarningMFLMiami-Dade3 hr
Aug 12, 10:48 PM EDTSpecial Marine WarningMFL27 min
Aug 12, 11:00 PM EDTSpecial Weather StatementMFLMiami-Dade45 min
Aug 12, 11:14 PM EDTSpecial Weather StatementMFLMiami-Dade46 min
Aug 12, 11:40 PM EDTAreal Flood AdvisoryMFLMiami-Dade3 hr
Aug 12, 11:52 PM EDTSpecial Marine WarningMFL38 min
Aug 12, 11:58 PM EDTSpecial Weather StatementMFLMiami-Dade47 min
Aug 13, 12:21 AM EDTSpecial Marine WarningMFL39 min
Aug 13, 12:45 AM EDTSpecial Marine WarningMFL30 min
Aug 13, 1:14 AM EDTSpecial Marine WarningMFL31 min
Aug 13, 1:38 AM EDTSpecial Weather StatementMFLBroward37 min
Aug 13, 2:06 AM EDTAreal Flood AdvisoryMFLBroward3 hr
Aug 13, 2:36 AM EDTSpecial Weather StatementMFLBroward24 min
Aug 13, 2:44 AM EDTSpecial Weather StatementMFLBroward31 min
Aug 13, 3:11 AM EDTAreal Flood AdvisoryMFLBroward2 hr
Aug 13, 4:41 AM EDTFlood WatchMFLBroward, Collier, Glades, Hendry, Miami-Dade, Monroe and 1 more63 hr
Aug 13, 4:52 AM EDTTropical Storm WarningMFL30 hr
Aug 13, 5:44 AM EDTRip Current StatementMFLBroward, Collier, Miami-Dade, Palm Beach3 days
Aug 13, 9:57 AM EDTAreal Flood AdvisoryMFLMiami-Dade108 min
Aug 13, 11:45 AM EDTSpecial Marine WarningMFL30 min
Aug 13, 11:46 AM EDTSpecial Weather StatementMFLMiami-Dade29 min
Aug 13, 12:53 PM EDTSpecial Weather StatementMFLMiami-Dade37 min
Aug 13, 1:43 PM EDTSpecial Weather StatementMFLGlades47 min
Aug 13, 2:18 PM EDTSpecial Weather StatementMFLGlades27 min
Aug 13, 3:59 PM EDTSpecial Marine WarningMFL61 min
Aug 13, 4:58 PM EDTSpecial Marine WarningMFL62 min
Aug 13, 6:23 PM EDTSpecial Weather StatementMFLGlades37 min
Aug 13, 7:02 PM EDTSpecial Weather StatementMFLHendry28 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.