Alert archive / Florida / Small Craft Advisories in 2021

Small Craft Advisory 21, NWS Jacksonville, FL

March 21, 2021

NWS Jacksonville, FL issued this small craft advisory at Mar 21, 2021, 2:42 AM EDT. It took effect at Mar 22, 2021, 7:00 AM EDT. It was in force for 33 hr.

The area

The counties it named.

The facts

Issued
Mar 21, 2021, 2:42 AM EDT (06:42 UTC)
In effect from
Mar 22, 2021, 7:00 AM EDT
Expired
Mar 23, 2021, 4:02 PM EDT
In force
33 hr
Issued by
NWS Jacksonville, FL

The text

As transmitted.

801 
WHUS72 KJAX 210642
MWWJAX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Jacksonville FL
242 AM EDT Sun Mar 21 2021

AMZ450-452-470-472-212100-
/O.EXT.KJAX.GL.W.0003.000000T0000Z-210322T1100Z/
/O.NEW.KJAX.SC.Y.0021.210322T1100Z-210322T1800Z/
Coastal waters from Altamaha Sound to Fernandina Beach FL out
20 NM-
Coastal waters from Fernandina Beach to St. Augustine FL out
20 NM-
Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to
60 NM-
Waters from Fernandina Beach to St. Augustine FL from 20 to 60 NM-
242 AM EDT Sun Mar 21 2021

...GALE WARNING NOW IN EFFECT UNTIL 7 AM EDT MONDAY...
...SMALL CRAFT ADVISORY IN EFFECT FROM 7 AM TO 2 PM EDT MONDAY...

* WHAT...For the Gale Warning, northeast winds 15 to 25 kt with 
  gusts up to 35 kt and seas 8 to 11 ft. For the Small Craft 
  Advisory, north winds 20 to 25 kt with gusts up to 30 kt and 
  seas 7 to 10 ft expected.

* WHERE...All Southeast Georgia coastal waters from Altamaha 
  Sound GA to Fernandina Beach FL out to 60 NM and Coastal 
  waters from Fernandina Beach FL to St Augustine FL out to 60 
  NM.

* WHEN...For the Gale Warning, until 7 AM EDT Monday. For the 
  Small Craft Advisory, from 7 AM to 2 PM EDT Monday.

* IMPACTS...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.

&&

$$

AMZ454-474-212100-
/O.EXT.KJAX.SC.Y.0020.000000T0000Z-210322T1800Z/
Coastal waters from St. Augustine to Flagler Beach FL out 20 NM-
Waters from St. Augustine to Flagler Beach FL from 20 to 60 NM-
242 AM EDT Sun Mar 21 2021

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

* WHAT...Seas 7 to 10 ft.

* WHERE...Waters from St. Augustine to Flagler Beach FL from 20 
  to 60 NM and Coastal waters from St. Augustine to Flagler 
  Beach FL out 20 NM.

* WHEN...Until 2 PM EDT Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
9 follow-up statements
528 
WHUS72 KJAX 211332
MWWJAX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Jacksonville FL
932 AM EDT Sun Mar 21 2021

AMZ450-452-470-472-212145-
/O.CON.KJAX.GL.W.0003.000000T0000Z-210322T1100Z/
/O.EXT.KJAX.SC.Y.0021.210322T1100Z-210323T0700Z/
Coastal waters from Altamaha Sound to Fernandina Beach FL out
20 NM-
Coastal waters from Fernandina Beach to St. Augustine FL out
20 NM-
Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to
60 NM-
Waters from Fernandina Beach to St. Augustine FL from 20 to 60 NM-
932 AM EDT Sun Mar 21 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EDT MONDAY...
...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 7 AM MONDAY TO 3 AM
EDT TUESDAY...

* WHAT...For the Gale Warning, northeast winds 20 to 30 kt with
  gusts up to 40 kt and seas 8 to 12 ft. For the Small Craft 
  Advisory, northeast winds 15 to 25 kt with gusts up to 30 kt and
  seas 7 to 10 ft expected.

* WHERE...All Southeast Georgia coastal waters from Altamaha 
  Sound GA to Fernandina Beach FL out to 60 NM and Coastal 
  waters from Fernandina Beach FL to St Augustine FL out to 60 
  NM.

* WHEN...For the Gale Warning, until 7 AM EDT Monday. For the 
  Small Craft Advisory, from 7 AM Monday to 3 AM EDT Tuesday.

* IMPACTS...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.

&&

$$

AMZ454-474-212145-
/O.EXT.KJAX.SC.Y.0020.000000T0000Z-210323T0700Z/
Coastal waters from St. Augustine to Flagler Beach FL out 20 NM-
Waters from St. Augustine to Flagler Beach FL from 20 to 60 NM-
932 AM EDT Sun Mar 21 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 3 AM EDT TUESDAY...

* WHAT...Seas 7 to 11 ft.

* WHERE...Waters from St. Augustine to Flagler Beach FL from 20 
  to 60 NM and Coastal waters from St. Augustine to Flagler 
  Beach FL out 20 NM.

* WHEN...Until 3 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.

&&

$$
659 
WHUS72 KJAX 211802
MWWJAX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Jacksonville FL
202 PM EDT Sun Mar 21 2021

AMZ470-472-220900-
/O.CON.KJAX.GL.W.0003.000000T0000Z-210322T1100Z/
/O.EXT.KJAX.SC.Y.0021.210322T1100Z-210323T1500Z/
Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to
60 NM-
Waters from Fernandina Beach to St. Augustine FL from 20 to 60 NM-
202 PM EDT Sun Mar 21 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EDT MONDAY...
...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 7 AM MONDAY TO 11 AM
EDT TUESDAY...

* WHAT...For the Gale Warning, northeast winds 20 to 30 kt with 
  gusts up to 40 kt and seas 8 to 11 ft. For the Small Craft 
  Advisory, northeast winds 15 to 25 kt with gusts up to 35 kt 
  and seas 7 to 10 ft expected.

* WHERE...Waters from Fernandina Beach to St. Augustine FL from 
  20 to 60 NM and Waters from Altamaha Sound GA to Fernandina 
  Beach FL from 20 to 60 NM.

* WHEN...For the Gale Warning, until 7 AM EDT Monday. For the 
  Small Craft Advisory, from 7 AM Monday to 11 AM EDT Tuesday.

* IMPACTS...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.

&&

$$

AMZ450-452-220900-
/O.CON.KJAX.GL.W.0003.000000T0000Z-210322T1100Z/
/O.EXT.KJAX.SC.Y.0021.210322T1100Z-210323T0900Z/
Coastal waters from Altamaha Sound to Fernandina Beach FL out
20 NM-
Coastal waters from Fernandina Beach to St. Augustine FL out
20 NM-
202 PM EDT Sun Mar 21 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EDT MONDAY...
...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 7 AM MONDAY TO 5 AM
EDT TUESDAY...

* WHAT...For the Gale Warning, northeast winds 20 to 30 kt with 
  gusts up to 40 kt and seas 7 to 10 ft. For the Small Craft 
  Advisory, northeast winds 15 to 25 kt with gusts up to 35 kt 
  and seas 6 to 9 ft expected.

* WHERE...Coastal waters from Altamaha Sound to Fernandina Beach 
  FL out 20 NM and Coastal waters from Fernandina Beach to St. 
  Augustine FL out 20 NM.

* WHEN...For the Gale Warning, until 7 AM EDT Monday. For the 
  Small Craft Advisory, from 7 AM Monday to 5 AM EDT Tuesday.

* IMPACTS...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.

&&

$$

AMZ474-220900-
/O.EXT.KJAX.SC.Y.0020.000000T0000Z-210323T1500Z/
Waters from St. Augustine to Flagler Beach FL from 20 to 60 NM-
202 PM EDT Sun Mar 21 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 11 AM EDT TUESDAY...

* WHAT...North winds 15 to 20 knots with gusts up to 30 knots. 
  Seas 7 to 10 ft.

* WHERE...Waters from St. Augustine to Flagler Beach FL from 20 
  to 60 NM.

* WHEN...Until 11 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.

&&

$$

AMZ454-220900-
/O.EXT.KJAX.SC.Y.0020.000000T0000Z-210323T0900Z/
Coastal waters from St. Augustine to Flagler Beach FL out 20 NM-
202 PM EDT Sun Mar 21 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 5 AM EDT TUESDAY...

* WHAT...North winds 15 to 20 kt with gusts up to 30 kt and seas 
  6 to 8 ft.

* WHERE...Coastal waters from St. Augustine to Flagler Beach FL 
  out 20 NM.

* WHEN...Until 5 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.

&&

$$
336 
WHUS72 KJAX 220728
MWWJAX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Jacksonville FL
328 AM EDT Mon Mar 22 2021

AMZ470-472-221100-
/O.CON.KJAX.GL.W.0003.000000T0000Z-210322T1100Z/
/O.CON.KJAX.SC.Y.0021.210322T1100Z-210323T1500Z/
Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to
60 NM-
Waters from Fernandina Beach to St. Augustine FL from 20 to 60 NM-
328 AM EDT Mon Mar 22 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EDT THIS MORNING...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 7 AM THIS MORNING
TO 11 AM EDT TUESDAY...

* WHAT...For the Gale Warning, northeast winds 15 to 25 kt with 
  gusts up to 35 kt and seas 8 to 10 ft. For the Small Craft 
  Advisory, northeast winds 15 to 25 kt with gusts up to 35 kt 
  and seas 7 to 10 ft expected.

* WHERE...Waters from Fernandina Beach to St. Augustine FL from 
  20 to 60 NM and Waters from Altamaha Sound GA to Fernandina 
  Beach FL from 20 to 60 NM.

* WHEN...For the Gale Warning, until 7 AM EDT this morning. For 
  the Small Craft Advisory, from 7 AM this morning to 11 AM EDT 
  Tuesday.

* IMPACTS...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.

&&

$$

AMZ450-452-221100-
/O.CON.KJAX.GL.W.0003.000000T0000Z-210322T1100Z/
/O.CON.KJAX.SC.Y.0021.210322T1100Z-210323T0900Z/
Coastal waters from Altamaha Sound to Fernandina Beach FL out
20 NM-
Coastal waters from Fernandina Beach to St. Augustine FL out
20 NM-
328 AM EDT Mon Mar 22 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EDT THIS MORNING...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 7 AM THIS MORNING
TO 5 AM EDT TUESDAY...

* WHAT...For the Gale Warning, north winds 20 to 25 kt with 
  gusts up to 35 kt and seas 7 to 9 ft. For the Small Craft 
  Advisory, northeast winds 15 to 25 kt with gusts up to 35 kt 
  and seas 6 to 9 ft expected.

* WHERE...Coastal waters from Altamaha Sound to Fernandina Beach 
  FL out 20 NM and Coastal waters from Fernandina Beach to St. 
  Augustine FL out 20 NM.

* WHEN...For the Gale Warning, until 7 AM EDT this morning. For 
  the Small Craft Advisory, from 7 AM this morning to 5 AM EDT 
  Tuesday.

* IMPACTS...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.

&&

$$

AMZ474-221100-
/O.CON.KJAX.SC.Y.0020.000000T0000Z-210323T1500Z/
Waters from St. Augustine to Flagler Beach FL from 20 to 60 NM-
328 AM EDT Mon Mar 22 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT
TUESDAY...

* WHAT...Seas 6 to 8 ft.

* WHERE...Waters from St. Augustine to Flagler Beach FL from 20 
  to 60 NM.

* WHEN...Until 11 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.

&&

$$

AMZ454-221100-
/O.CON.KJAX.SC.Y.0020.000000T0000Z-210323T0900Z/
Coastal waters from St. Augustine to Flagler Beach FL out 20 NM-
328 AM EDT Mon Mar 22 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT
TUESDAY...

* WHAT...Seas 6 to 7 ft.

* WHERE...Coastal waters from St. Augustine to Flagler Beach FL 
  out 20 NM.

* WHEN...Until 5 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.

&&

$$
148 
WHUS72 KJAX 221103
MWWJAX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Jacksonville FL
703 AM EDT Mon Mar 22 2021

AMZ470-472-222100-
/O.EXP.KJAX.GL.W.0003.000000T0000Z-210322T1100Z/
/O.CON.KJAX.SC.Y.0021.000000T0000Z-210323T1500Z/
Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to
60 NM-
Waters from Fernandina Beach to St. Augustine FL from 20 to 60 NM-
703 AM EDT Mon Mar 22 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT
TUESDAY...
...GALE WARNING HAS EXPIRED...

* WHAT...Northeast winds 20 to 25 kt with gusts up to 30 kt and 
  seas 7 to 10 ft.

* WHERE...Waters from Fernandina Beach to St. Augustine FL from 
  20 to 60 NM and Waters from Altamaha Sound GA to Fernandina 
  Beach FL from 20 to 60 NM.

* WHEN...Until 11 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.

&&

$$

AMZ450-452-222100-
/O.EXP.KJAX.GL.W.0003.000000T0000Z-210322T1100Z/
/O.CON.KJAX.SC.Y.0021.000000T0000Z-210323T0900Z/
Coastal waters from Altamaha Sound to Fernandina Beach FL out
20 NM-
Coastal waters from Fernandina Beach to St. Augustine FL out
20 NM-
703 AM EDT Mon Mar 22 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT
TUESDAY...
...GALE WARNING HAS EXPIRED...

* WHAT...North-northeast winds 20 to 25 kt with gusts up to 30 kt
  and seas 7 to 10 ft.

* WHERE...Coastal waters from Altamaha Sound to Fernandina Beach 
  FL out 20 NM and Coastal waters from Fernandina Beach to St. 
  Augustine FL out 20 NM.

* WHEN...Until 5 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.

&&

$$

AMZ474-222100-
/O.CON.KJAX.SC.Y.0020.000000T0000Z-210323T1500Z/
Waters from St. Augustine to Flagler Beach FL from 20 to 60 NM-
703 AM EDT Mon Mar 22 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT
TUESDAY...

* WHAT...Seas 7 to 9 ft.

* WHERE...Waters from St. Augustine to Flagler Beach FL from 20 
  to 60 NM.

* WHEN...Until 11 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.

&&

$$

AMZ454-222100-
/O.CON.KJAX.SC.Y.0020.000000T0000Z-210323T0900Z/
Coastal waters from St. Augustine to Flagler Beach FL out 20 NM-
703 AM EDT Mon Mar 22 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT
TUESDAY...

* WHAT...Seas 7 to 9 ft.

* WHERE...Coastal waters from St. Augustine to Flagler Beach FL 
  out 20 NM.

* WHEN...Until 5 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.

&&

$$
880 
WHUS72 KJAX 221435
MWWJAX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Jacksonville FL
1035 AM EDT Mon Mar 22 2021

AMZ474-230900-
/O.EXT.KJAX.SC.Y.0020.000000T0000Z-210324T0300Z/
Waters from St. Augustine to Flagler Beach FL from 20 to 60 NM-
1035 AM EDT Mon Mar 22 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 11 PM EDT TUESDAY...

* WHAT...Northeast winds 20 to 25 kt with occasional gusts to Gale
  Force and seas 8 to 11 ft.

* WHERE...Waters from St. Augustine to Flagler Beach FL from 20 
  to 60 NM.

* WHEN...Until 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.

&&

$$

AMZ472-230900-
/O.EXT.KJAX.SC.Y.0021.000000T0000Z-210324T0300Z/
Waters from Fernandina Beach to St. Augustine FL from 20 to 60 NM-
1035 AM EDT Mon Mar 22 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 11 PM EDT TUESDAY...

* WHAT...Northeast winds 20 to 25 kt with occasional gusts to Gale
  Force and seas 8 to 11 ft.

* WHERE...Waters from Fernandina Beach to St. Augustine FL from 
  20 to 60 NM.

* WHEN...Until 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.

&&

$$

AMZ452-470-230900-
/O.EXT.KJAX.SC.Y.0021.000000T0000Z-210323T2100Z/
Coastal waters from Fernandina Beach to St. Augustine FL out
20 NM-
Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to
60 NM-
1035 AM EDT Mon Mar 22 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 5 PM EDT TUESDAY...

* WHAT...Northeast winds 20 to 25 kt with occasional gusts to Gale
  Force and seas 7 to 10 ft.

* WHERE...Waters from Altamaha Sound GA to Fernandina Beach FL 
  from 20 to 60 NM and Coastal waters from Fernandina Beach to 
  St. Augustine FL out 20 NM.

* WHEN...Until 5 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.

&&

$$

AMZ454-230900-
/O.EXT.KJAX.SC.Y.0020.000000T0000Z-210323T2100Z/
Coastal waters from St. Augustine to Flagler Beach FL out 20 NM-
1035 AM EDT Mon Mar 22 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 5 PM EDT TUESDAY...

* WHAT...North northeast winds 20 to 25 kt with occasional gusts
  to Gale Force and seas 7 to 10 ft.

* WHERE...Coastal waters from St. Augustine to Flagler Beach FL 
  out 20 NM.

* WHEN...Until 5 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.

&&

$$

AMZ450-230900-
/O.EXT.KJAX.SC.Y.0021.000000T0000Z-210323T1500Z/
Coastal waters from Altamaha Sound to Fernandina Beach FL out
20 NM-
1035 AM EDT Mon Mar 22 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 11 AM EDT TUESDAY...

* WHAT...Northeast winds 20 to 25 kt with occasional gusts to Gale
  Force and seas 6 to 9 ft.

* WHERE...Coastal waters from Altamaha Sound to Fernandina Beach 
  FL out 20 NM.

* WHEN...Until 11 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.

&&

$$
409 
WHUS72 KJAX 230131
MWWJAX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Jacksonville FL
931 PM EDT Mon Mar 22 2021

AMZ450-230900-
/O.EXT.KJAX.SC.Y.0021.000000T0000Z-210323T0900Z/
Coastal waters from Altamaha Sound to Fernandina Beach FL out
20 NM-
931 PM EDT Mon Mar 22 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 5 AM EDT TUESDAY...

* WHAT...Seas around 5 to 7 feet.

* WHERE...Coastal waters from Altamaha Sound to Fernandina Beach 
  FL out 20 NM.

* WHEN...Until 5 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.

&&

$$

AMZ474-230945-
/O.CON.KJAX.SC.Y.0020.000000T0000Z-210324T0300Z/
Waters from St. Augustine to Flagler Beach FL from 20 to 60 NM-
931 PM EDT Mon Mar 22 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 PM EDT
TUESDAY...

* WHAT...Seas 6 to 9 ft.

* WHERE...Waters from St. Augustine to Flagler Beach FL from 20 
  to 60 NM.

* WHEN...Until 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.

&&

$$

AMZ472-230945-
/O.CON.KJAX.SC.Y.0021.000000T0000Z-210324T0300Z/
Waters from Fernandina Beach to St. Augustine FL from 20 to 60 NM-
931 PM EDT Mon Mar 22 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 PM EDT
TUESDAY...

* WHAT...Northeast winds 10 to 20 kt with gusts up to 30 kt and 
  seas 7 to 10 ft.

* WHERE...Waters from Fernandina Beach to St. Augustine FL from 
  20 to 60 NM.

* WHEN...Until 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.

&&

$$

AMZ452-470-230945-
/O.CON.KJAX.SC.Y.0021.000000T0000Z-210323T2100Z/
Coastal waters from Fernandina Beach to St. Augustine FL out
20 NM-
Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to
60 NM-
931 PM EDT Mon Mar 22 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 PM EDT
TUESDAY...

* WHAT...Seas 6 to 9 ft.

* WHERE...Waters from Altamaha Sound GA to Fernandina Beach FL 
  from 20 to 60 NM and Coastal waters from Fernandina Beach to 
  St. Augustine FL out 20 NM.

* WHEN...Until 5 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.

&&

$$

AMZ454-230945-
/O.CON.KJAX.SC.Y.0020.000000T0000Z-210323T2100Z/
Coastal waters from St. Augustine to Flagler Beach FL out 20 NM-
931 PM EDT Mon Mar 22 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 PM EDT
TUESDAY...

* WHAT...Seas 6 to 8 ft.

* WHERE...Coastal waters from St. Augustine to Flagler Beach FL 
  out 20 NM.

* WHEN...Until 5 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.

&&

$$
994 
WHUS72 KJAX 230832
MWWJAX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Jacksonville FL
432 AM EDT Tue Mar 23 2021

AMZ450-230945-
/O.EXP.KJAX.SC.Y.0021.000000T0000Z-210323T0900Z/
Coastal waters from Altamaha Sound to Fernandina Beach FL out
20 NM-
432 AM EDT Tue Mar 23 2021

...SMALL CRAFT ADVISORY WILL EXPIRE AT 5 AM EDT EARLY THIS
MORNING...

Small Craft Exercise Caution conditions are occurring in the near
shore waters.

$$

AMZ474-231645-
/O.CON.KJAX.SC.Y.0020.000000T0000Z-210324T0300Z/
Waters from St. Augustine to Flagler Beach FL from 20 to 60 NM-
432 AM EDT Tue Mar 23 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 PM EDT THIS
EVENING...

* WHAT...Seas 6 to 9 ft.

* WHERE...Waters from St. Augustine to Flagler Beach FL from 20 
  to 60 NM.

* WHEN...Until 11 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.

&&

$$

AMZ472-231645-
/O.CON.KJAX.SC.Y.0021.000000T0000Z-210324T0300Z/
Waters from Fernandina Beach to St. Augustine FL from 20 to 60 NM-
432 AM EDT Tue Mar 23 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 PM EDT THIS
EVENING...

* WHAT...Seas 6 to 9 ft.

* WHERE...Waters from Fernandina Beach to St. Augustine FL from 
  20 to 60 NM.

* WHEN...Until 11 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.

&&

$$

AMZ452-470-231645-
/O.CON.KJAX.SC.Y.0021.000000T0000Z-210323T2100Z/
Coastal waters from Fernandina Beach to St. Augustine FL out
20 NM-
Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to
60 NM-
432 AM EDT Tue Mar 23 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 PM EDT THIS
AFTERNOON...

* WHAT...Seas 5 to 8 ft.

* WHERE...Waters from Altamaha Sound GA to Fernandina Beach FL 
  from 20 to 60 NM and Coastal waters from Fernandina Beach to 
  St. Augustine FL out 20 NM.

* WHEN...Until 5 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.

&&

$$

AMZ454-231645-
/O.CON.KJAX.SC.Y.0020.000000T0000Z-210323T2100Z/
Coastal waters from St. Augustine to Flagler Beach FL out 20 NM-
432 AM EDT Tue Mar 23 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 PM EDT THIS
AFTERNOON...

* WHAT...Seas 6 to 7 ft.

* WHERE...Coastal waters from St. Augustine to Flagler Beach FL 
  out 20 NM.

* WHEN...Until 5 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.

&&

$$
055 
WHUS72 KJAX 231310
MWWJAX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Jacksonville FL
910 AM EDT Tue Mar 23 2021

AMZ454-232100-
/O.CON.KJAX.SC.Y.0020.000000T0000Z-210323T2100Z/
Coastal waters from St. Augustine to Flagler Beach FL out 20 NM-
910 AM EDT Tue Mar 23 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 PM EDT THIS
AFTERNOON...

* WHAT...Seas 6 to 8 ft.

* WHERE...Coastal waters from St. Augustine to Flagler Beach FL 
  out 20 NM.

* WHEN...Until 5 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.

&&

$$

AMZ474-232100-
/O.CON.KJAX.SC.Y.0020.000000T0000Z-210324T0300Z/
Waters from St. Augustine to Flagler Beach FL from 20 to 60 NM-
910 AM EDT Tue Mar 23 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 PM EDT THIS
EVENING...

* WHAT...Seas 6 to 9 ft.

* WHERE...Waters from St. Augustine to Flagler Beach FL from 20 
  to 60 NM.

* WHEN...Until 11 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.

&&

$$

AMZ472-232100-
/O.CON.KJAX.SC.Y.0021.000000T0000Z-210324T0300Z/
Waters from Fernandina Beach to St. Augustine FL from 20 to 60 NM-
910 AM EDT Tue Mar 23 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 PM EDT THIS
EVENING...

* WHAT...Seas 6 to 9 ft.

* WHERE...Waters from Fernandina Beach to St. Augustine FL from 
  20 to 60 NM.

* WHEN...Until 11 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.

&&

$$

AMZ452-470-232100-
/O.CON.KJAX.SC.Y.0021.000000T0000Z-210323T2100Z/
Coastal waters from Fernandina Beach to St. Augustine FL out
20 NM-
Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to
60 NM-
910 AM EDT Tue Mar 23 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 PM EDT THIS
AFTERNOON...

* WHAT...Seas 6 to 8 ft.

* WHERE...Coastal waters from Fernandina Beach to St. Augustine 
  FL out 20 NM and Waters from Altamaha Sound GA to Fernandina 
  Beach FL from 20 to 60 NM.

* WHEN...Until 5 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.

&&

$$
076 
WHUS72 KJAX 232002
MWWJAX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Jacksonville FL
402 PM EDT Tue Mar 23 2021

AMZ474-232115-
/O.CAN.KJAX.SC.Y.0020.000000T0000Z-210324T0300Z/
Waters from St. Augustine to Flagler Beach FL from 20 to 60 NM-
402 PM EDT Tue Mar 23 2021

...SMALL CRAFT ADVISORY IS CANCELLED...

Buoy observations indicate wind and seas have fallen below
hazardous levels. Winds and combined seas will continue to
decrease through the evening.

$$

AMZ454-232115-
/O.CAN.KJAX.SC.Y.0020.000000T0000Z-210323T2100Z/
Coastal waters from St. Augustine to Flagler Beach FL out 20 NM-
402 PM EDT Tue Mar 23 2021

...SMALL CRAFT ADVISORY IS CANCELLED...

Buoy observations indicate wind and seas have fallen below
hazardous levels. Winds and combined seas will continue to
decrease through the evening.

$$

AMZ452-470-232115-
/O.CAN.KJAX.SC.Y.0021.000000T0000Z-210323T2100Z/
Coastal waters from Fernandina Beach to St. Augustine FL out
20 NM-
Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to
60 NM-
402 PM EDT Tue Mar 23 2021

...SMALL CRAFT ADVISORY IS CANCELLED...

Buoy observations indicate wind and seas have fallen below
hazardous levels. Winds and combined seas will continue to
decrease through the evening.

$$

AMZ472-232115-
/O.CAN.KJAX.SC.Y.0021.000000T0000Z-210324T0300Z/
Waters from Fernandina Beach to St. Augustine FL from 20 to 60 NM-
402 PM EDT Tue Mar 23 2021

...SMALL CRAFT ADVISORY IS CANCELLED...

Buoy observations indicate wind and seas have fallen below
hazardous levels. Winds and combined seas will continue to
decrease through the evening.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 21, 6:53 AM EDTWind AdvisoryJAXDuval, Nassau19 hr
Mar 21, 10:00 AM EDTSpecial Weather StatementJAXBrantley60 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.