Alert archive / Puerto Rico / Small Craft Advisories in 2021

Small Craft Advisory 39, NWS JSJ

September 28, 2021

NWS JSJ issued this small craft advisory at Sep 28, 2021, 3:09 PM CDT. It took effect at Sep 30, 2021, 1:00 AM CDT. It was in force for 44 hr.

The area

The counties it named.

The facts

Issued
Sep 28, 2021, 3:09 PM CDT (20:09 UTC)
In effect from
Sep 30, 2021, 1:00 AM CDT
Expired
Oct 1, 2021, 8:45 PM CDT
In force
44 hr
Issued by
NWS JSJ

The text

As transmitted.

411 
WHCA72 TJSJ 282009
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
409 PM AST Tue Sep 28 2021

AMZ710-290415-
/O.NEW.TJSJ.SC.Y.0039.210930T0600Z-211001T1800Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
409 PM AST Tue Sep 28 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM THURSDAY TO 2 PM AST
FRIDAY...

* WHAT...Seas 4 to 7 feet expected.

* WHERE...Atlantic Waters of Puerto Rico and USVI from 10 NM to 
  19.5N.

* WHEN...From 2 AM Thursday to 2 PM AST Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
15 follow-up statements
166 
WHCA72 TJSJ 290100
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
900 PM AST Tue Sep 28 2021

AMZ710-290900-
/O.CON.TJSJ.SC.Y.0039.210930T0600Z-211001T1800Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
900 PM AST Tue Sep 28 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 AM THURSDAY TO
2 PM AST FRIDAY...

* WHAT...Seas 4 to 7 feet expected.

* WHERE...Atlantic Waters of Puerto Rico and USVI from 10 NM to 
  19.5N.

* WHEN...From 2 AM Thursday to 2 PM AST Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
465 
WHCA72 TJSJ 290810
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
410 AM AST Wed Sep 29 2021

AMZ715-722-725-291615-
/O.EXB.TJSJ.SC.Y.0039.210930T1200Z-211001T0000Z/
Coastal Waters of Northern USVI and Culebra out 10 NM-
Anegada Passage Southward to 17N-
Coastal Waters of Southern USVI Vieques and Eastern Puerto Rico
out 10 NM-
410 AM AST Wed Sep 29 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM TO 8 PM AST
THURSDAY...

* WHAT...Seas up to 7 feet expected.

* WHERE...Coastal Waters of Northern USVI and Culebra out 10 NM, 
  Anegada Passage Southward to 17N and Coastal Waters of 
  Southern USVI Vieques and Eastern Puerto Rico out 10 NM.

* WHEN...From 8 AM to 8 PM AST Thursday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

AMZ710-291615-
/O.CON.TJSJ.SC.Y.0039.210930T0600Z-211001T1800Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
410 AM AST Wed Sep 29 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 AM THURSDAY TO
2 PM AST FRIDAY...

* WHAT... Seas building between 8 to 10 feet with occasional seas
  up to 11 feet.

* WHERE...Atlantic Waters of Puerto Rico and USVI from 10 NM to 
  19.5N.

* WHEN...From 2 AM Thursday to 2 PM AST Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
706 
WHCA72 TJSJ 291422
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
1022 AM AST Wed Sep 29 2021

AMZ710-292230-
/O.CON.TJSJ.SC.Y.0039.210930T0600Z-211001T1800Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
1022 AM AST Wed Sep 29 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 AM THURSDAY TO
2 PM AST FRIDAY...

* WHAT... Seas building between 8 to 10 feet with occasional 
  seas up to 11 feet.

* WHERE...Atlantic Waters of Puerto Rico and USVI from 10 NM to 
  19.5N.

* WHEN...From 2 AM Thursday to 2 PM AST Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

AMZ715-722-725-292230-
/O.CON.TJSJ.SC.Y.0039.210930T1200Z-211001T0000Z/
Coastal Waters of Northern USVI and Culebra out 10 NM-
Anegada Passage Southward to 17N-
Coastal Waters of Southern USVI Vieques and Eastern Puerto Rico
out 10 NM-
1022 AM AST Wed Sep 29 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 AM TO 8 PM AST
THURSDAY...

* WHAT...Seas up to 7 feet expected.

* WHERE...Coastal Waters of Northern USVI and Culebra out 10 NM, 
  Anegada Passage Southward to 17N and Coastal Waters of 
  Southern USVI Vieques and Eastern Puerto Rico out 10 NM.

* WHEN...From 8 AM to 8 PM AST Thursday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
684 
WHCA72 TJSJ 292015
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
415 PM AST Wed Sep 29 2021

AMZ710-300415-
/O.CON.TJSJ.SC.Y.0039.210930T0600Z-211001T1800Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
415 PM AST Wed Sep 29 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 AM THURSDAY TO
2 PM AST FRIDAY...

* WHAT...Seas between 5 and 8 feet with occasional seas up to 9 
  feet.

* WHERE...Atlantic Waters of Puerto Rico and USVI from 10 NM to 
  19.5N.

* WHEN...From 2 AM Thursday to 2 PM AST Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

AMZ715-722-725-300415-
/O.CON.TJSJ.SC.Y.0039.210930T1200Z-211001T0000Z/
Coastal Waters of Northern USVI and Culebra out 10 NM-
Anegada Passage Southward to 17N-
Coastal Waters of Southern USVI Vieques and Eastern Puerto Rico
out 10 NM-
415 PM AST Wed Sep 29 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 AM TO 8 PM AST
THURSDAY...

* WHAT...Seas up to 7 feet expected.

* WHERE...Coastal Waters of Northern USVI and Culebra out 10 NM, 
  Anegada Passage Southward to 17N and Coastal Waters of 
  Southern USVI Vieques and Eastern Puerto Rico out 10 NM.

* WHEN...From 8 AM to 8 PM AST Thursday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
244 
WHCA72 TJSJ 300037
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
837 PM AST Wed Sep 29 2021

AMZ710-300845-
/O.CON.TJSJ.SC.Y.0039.210930T0600Z-211001T1800Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
837 PM AST Wed Sep 29 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 AM THURSDAY TO
2 PM AST FRIDAY...

* WHAT...Seas between 6 and 8 feet with occasional seas up to 10
  feet.

* WHERE...Atlantic Waters of Puerto Rico and USVI from 10 NM to 
  19.5N.

* WHEN...From 2 AM Thursday to 2 PM AST Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

AMZ715-722-725-300845-
/O.CON.TJSJ.SC.Y.0039.210930T1200Z-211001T0000Z/
Coastal Waters of Northern USVI and Culebra out 10 NM-
Anegada Passage Southward to 17N-
Coastal Waters of Southern USVI Vieques and Eastern Puerto Rico
out 10 NM-
837 PM AST Wed Sep 29 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 AM TO 8 PM AST
THURSDAY...

* WHAT...Seas up to 7 feet expected.

* WHERE...Coastal Waters of Northern USVI and Culebra out 10 NM, 
  Anegada Passage Southward to 17N and Coastal Waters of 
  Southern USVI Vieques and Eastern Puerto Rico out 10 NM.

* WHEN...From 8 AM to 8 PM AST Thursday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
427 
WHCA72 TJSJ 300749
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
349 AM AST Thu Sep 30 2021

AMZ712-301600-
/O.EXB.TJSJ.SC.Y.0039.211001T1200Z-211002T0000Z/
Coastal Waters of Northern Puerto Rico out 10 NM-
349 AM AST Thu Sep 30 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM TO 8 PM AST FRIDAY...

* WHAT...Seas 5 to 7 feet with occasional seas up to 9 feet.

* WHERE...Coastal Waters of Northern Puerto Rico out 10 NM.

* WHEN...From 8 AM to 8 PM AST Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

AMZ710-301600-
/O.EXT.TJSJ.SC.Y.0039.000000T0000Z-211002T0000Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
349 AM AST Thu Sep 30 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM AST FRIDAY...

* WHAT...Seas between 6 and 8 feet with occasional seas up to 10 
  feet.

* WHERE...Atlantic Waters of Puerto Rico and USVI from 10 NM to 
  19.5N.

* WHEN...Until 8 PM AST Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

AMZ715-722-725-301600-
/O.CON.TJSJ.SC.Y.0039.210930T1200Z-211001T0000Z/
Coastal Waters of Northern USVI and Culebra out 10 NM-
Anegada Passage Southward to 17N-
Coastal Waters of Southern USVI Vieques and Eastern Puerto Rico
out 10 NM-
349 AM AST Thu Sep 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 AM THIS MORNING
TO 8 PM AST THIS EVENING...

* WHAT... Seas 5 to 7 feet with occasional seas up to 9 feet.

* WHERE...Coastal Waters of Northern USVI and Culebra out 10 NM, 
  Anegada Passage Southward to 17N and Coastal Waters of 
  Southern USVI Vieques and Eastern Puerto Rico out 10 NM.

* WHEN...From 8 AM to 8 PM AST Today.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
177 
WHCA72 TJSJ 301423
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
1023 AM AST Thu Sep 30 2021

AMZ715-722-725-302230-
/O.CON.TJSJ.SC.Y.0039.000000T0000Z-211001T0000Z/
Coastal Waters of Northern USVI and Culebra out 10 NM-
Anegada Passage Southward to 17N-
Coastal Waters of Southern USVI Vieques and Eastern Puerto Rico
out 10 NM-
1023 AM AST Thu Sep 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM AST THIS
EVENING...

* WHAT... Seas 5 to 7 feet with occasional seas up to 9 feet.

* WHERE...Coastal Waters of Northern USVI and Culebra out 10 NM, 
  Anegada Passage Southward to 17N and Coastal Waters of 
  Southern USVI Vieques and Eastern Puerto Rico out 10 NM.

* WHEN...From 8 AM to 8 PM AST Today.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

AMZ710-302230-
/O.CON.TJSJ.SC.Y.0039.000000T0000Z-211002T0000Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
1023 AM AST Thu Sep 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM AST FRIDAY...

* WHAT...Seas between 6 and 8 feet with occasional seas up to 10 
  feet.

* WHERE...Atlantic Waters of Puerto Rico and USVI from 10 NM to 
  19.5N.

* WHEN...Until 8 PM AST Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

AMZ712-302230-
/O.CON.TJSJ.SC.Y.0039.211001T1200Z-211002T0000Z/
Coastal Waters of Northern Puerto Rico out 10 NM-
1023 AM AST Thu Sep 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 AM TO 8 PM AST
FRIDAY...

* WHAT...Seas 5 to 7 feet with occasional seas up to 9 feet.

* WHERE...Coastal Waters of Northern Puerto Rico out 10 NM.

* WHEN...From 8 AM to 8 PM AST Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
359 
WHCA72 TJSJ 301949
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
349 PM AST Thu Sep 30 2021

AMZ715-722-725-010000-
/O.CON.TJSJ.SC.Y.0039.000000T0000Z-211001T0000Z/
Coastal Waters of Northern USVI and Culebra out 10 NM-
Anegada Passage Southward to 17N-
Coastal Waters of Southern USVI Vieques and Eastern Puerto Rico
out 10 NM-
349 PM AST Thu Sep 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM AST THIS
EVENING...

* WHAT... Seas 4 to 7 feet with occasional seas up to 8 feet.

* WHERE...Coastal Waters of Northern USVI and Culebra out 10 NM, 
  Anegada Passage Southward to 17N and Coastal Waters of 
  Southern USVI Vieques and Eastern Puerto Rico out 10 NM.

* WHEN...From 8 AM to 8 PM AST Today.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

AMZ710-010400-
/O.CON.TJSJ.SC.Y.0039.000000T0000Z-211002T0000Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
349 PM AST Thu Sep 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM AST FRIDAY...

* WHAT...Seas between 5 and 7 feet with occasional seas up to 10 
  feet.

* WHERE...Atlantic Waters of Puerto Rico and USVI from 10 NM to 
  19.5N.

* WHEN...Until 8 PM AST Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

AMZ712-010400-
/O.CON.TJSJ.SC.Y.0039.211001T1200Z-211002T0000Z/
Coastal Waters of Northern Puerto Rico out 10 NM-
349 PM AST Thu Sep 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 AM TO 8 PM AST
FRIDAY...

* WHAT...Seas 5 to 7 feet with occasional seas up to 8 feet.

* WHERE...Coastal Waters of Northern Puerto Rico out 10 NM.

* WHEN...From 8 AM to 8 PM AST Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
162 
WHCA72 TJSJ 010123
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
923 PM AST Thu Sep 30 2021

AMZ710-010930-
/O.CON.TJSJ.SC.Y.0039.000000T0000Z-211002T0000Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
923 PM AST Thu Sep 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM AST FRIDAY...

* WHAT...Seas between 5 and 7 feet with occasional seas up to 10 
  feet.

* WHERE...Atlantic Waters of Puerto Rico and USVI from 10 NM to 
  19.5N.

* WHEN...Until 8 PM AST Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

AMZ712-010930-
/O.CON.TJSJ.SC.Y.0039.211001T1200Z-211002T0000Z/
Coastal Waters of Northern Puerto Rico out 10 NM-
923 PM AST Thu Sep 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 AM TO 8 PM AST
FRIDAY...

* WHAT...Seas 5 to 7 feet with occasional seas up to 8 feet.

* WHERE...Coastal Waters of Northern Puerto Rico out 10 NM.

* WHEN...From 8 AM to 8 PM AST Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
859 
WHCA72 TJSJ 010725
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
325 AM AST Fri Oct 1 2021

AMZ710-011530-
/O.CON.TJSJ.SC.Y.0039.000000T0000Z-211002T0000Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
325 AM AST Fri Oct 1 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM AST THIS
EVENING...

* WHAT...Seas between 5 and 7 feet with occasional seas up to 10 
  feet.

* WHERE...Atlantic Waters of Puerto Rico and USVI from 10 NM to 
  19.5N.

* WHEN...Until 8 PM AST 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.

&&

$$

AMZ712-011530-
/O.CON.TJSJ.SC.Y.0039.211001T1200Z-211002T0000Z/
Coastal Waters of Northern Puerto Rico out 10 NM-
325 AM AST Fri Oct 1 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 AM THIS MORNING
TO 8 PM AST THIS EVENING...

* WHAT...Seas 5 to 7 feet with occasional seas up to 8 feet.

* WHERE...Coastal Waters of Northern Puerto Rico out 10 NM.

* WHEN...From 8 AM to 8 PM AST today.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
125 
WHCA72 TJSJ 010728 CCA
MWWSJU

URGENT - MARINE WEATHER MESSAGE...CORRECTED
National Weather Service San Juan PR
328 AM AST Fri Oct 1 2021

AMZ710-011530-
/O.COR.TJSJ.SC.Y.0039.000000T0000Z-211002T0000Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
328 AM AST Fri Oct 1 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM AST THIS
EVENING...

* WHAT...Seas between 5 and 7 feet with occasional seas up to 9
  feet.

* WHERE...Atlantic Waters of Puerto Rico and USVI from 10 NM to 
  19.5N.

* WHEN...Until 8 PM AST 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.

&&

$$

AMZ712-011530-
/O.COR.TJSJ.SC.Y.0039.211001T1200Z-211002T0000Z/
Coastal Waters of Northern Puerto Rico out 10 NM-
328 AM AST Fri Oct 1 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 AM THIS MORNING
TO 8 PM AST THIS EVENING...

* WHAT...Seas 5 to 7 feet with occasional seas up to 9 feet.

* WHERE...Coastal Waters of Northern Puerto Rico out 10 NM.

* WHEN...From 8 AM to 8 PM AST today.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
962 
WHCA72 TJSJ 011426
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
1026 AM AST Fri Oct 1 2021

AMZ710-712-012230-
/O.CON.TJSJ.SC.Y.0039.000000T0000Z-211002T0000Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
Coastal Waters of Northern Puerto Rico out 10 NM-
1026 AM AST Fri Oct 1 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM AST THIS
EVENING...

* WHAT...Seas 5 to 7 feet with occasional seas up to 9 feet.

* WHERE...Coastal Waters of Northern Puerto Rico out 10 NM.

* WHEN...Through 8 PM AST 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.

&&

$$
931 
WHCA72 TJSJ 011429 CCA
MWWSJU

URGENT - MARINE WEATHER MESSAGE...CORRECTED
National Weather Service San Juan PR
1029 AM AST Fri Oct 1 2021

AMZ710-712-012230-
/O.COR.TJSJ.SC.Y.0039.000000T0000Z-211002T0000Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
Coastal Waters of Northern Puerto Rico out 10 NM-
1029 AM AST Fri Oct 1 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM AST THIS
EVENING...

* WHAT...Seas 5 to 7 feet with occasional seas up to 9 feet.

* WHERE...Coastal and Offshore Atlantic Waters of Puerto Rico out
  10 NM.

* WHEN...Through 8 PM AST 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.

&&

$$
163 
WHCA72 TJSJ 011950
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
350 PM AST Fri Oct 1 2021

AMZ710-712-020400-
/O.EXT.TJSJ.SC.Y.0039.000000T0000Z-211002T0600Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
Coastal Waters of Northern Puerto Rico out 10 NM-
350 PM AST Fri Oct 1 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 2 AM AST SATURDAY...

* WHAT...Seas 5 to 7 feet with occasional seas up to 9 feet.

* WHERE...Coastal and Offshore Atlantic Waters of Puerto Rico 
  out 10 NM.

* WHEN...Until 2 AM AST 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.

&&

$$
306 
WHCA72 TJSJ 020145
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
945 PM AST Fri Oct 1 2021

AMZ710-712-020245-
/O.CAN.TJSJ.SC.Y.0039.000000T0000Z-211002T0600Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
Coastal Waters of Northern Puerto Rico out 10 NM-
945 PM AST Fri Oct 1 2021

...SMALL CRAFT ADVISORY IS CANCELLED...

Seas have diminished below 7 feet and are not expected to increase
before Sunday night.

$$

The office that day

Everything else NWS JSJ issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 28, 12:51 PM CDTAreal Flood AdvisoryJSJ114 min
Sep 28, 1:25 PM CDTSpecial Weather StatementJSJ50 min
Sep 28, 1:34 PM CDTAreal Flood AdvisoryJSJ3 hr
Sep 28, 1:47 PM CDTAreal Flood AdvisoryJSJ118 min
Sep 28, 2:31 PM CDTAreal Flood AdvisoryJSJ119 min
Sep 28, 5:40 PM CDTAreal Flood AdvisoryJSJ2 hr

Nearby

Small Craft Advisories in Puerto Rico, 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.