Alert archive / Puerto Rico / Small Craft Advisories in 2021

Small Craft Advisory 20, NWS JSJ

March 29, 2021

NWS JSJ issued this small craft advisory at Mar 29, 2021, 3:23 AM CDT. It took effect at Mar 29, 2021, 7:00 AM CDT. It was in force for 48 hr.

The area

The counties it named.

The facts

Issued
Mar 29, 2021, 3:23 AM CDT (08:23 UTC)
In effect from
Mar 29, 2021, 7:00 AM CDT
Expired
Mar 31, 2021, 7:00 AM CDT
In force
48 hr
Issued by
NWS JSJ

The text

As transmitted.

977 
WHCA72 TJSJ 290823
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
423 AM AST Mon Mar 29 2021

AMZ735-291630-
/O.NEW.TJSJ.SC.Y.0020.210329T1200Z-210330T0000Z/
Coastal Waters of Southern Puerto Rico out 10 NM-
423 AM AST Mon Mar 29 2021

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

* WHAT...East winds 20 to 25 kt, with gusts up to 35 kt, and seas
  of 4 to 6 feet expected.

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

* WHEN...From 8 AM this morning to 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.

&&

$$

AMZ722-291630-
/O.CON.TJSJ.SC.Y.0019.000000T0000Z-210402T0000Z/
Anegada Passage Southward to 17N-
423 AM AST Mon Mar 29 2021

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

* WHAT...East winds 15 to 20 kt, with gusts up to 25 kt, and 
  seas of 5 to 8 feet expected.

* WHERE...Anegada Passage Southward to 17N.

* WHEN...Through 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.

&&

$$

AMZ712-715-725-732-741-291630-
/O.CON.TJSJ.SC.Y.0019.000000T0000Z-210331T1000Z/
Coastal Waters of Northern Puerto Rico out 10 NM-
Coastal Waters of Northern USVI and Culebra out 10 NM-
Coastal Waters of Southern USVI Vieques and Eastern Puerto Rico
out 10 NM-
Caribbean Waters of Puerto Rico from 10 NM to 17N-
Mona Passage Southward to 17N-
423 AM AST Mon Mar 29 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM AST
WEDNESDAY...

* WHAT...East winds 15 to 25 kt, with gusts up to 35 kt, and 
  seas of 5 to 8 feet expected.

* WHERE...Coastal Waters of USVI, Culebra, Vieques, Northern and 
  Eastern Puerto Rico out 10 NM, the Mona Passage, and Caribbean 
  Waters of Puerto Rico from 10 NM to 17N.

* WHEN...Until 6 AM AST 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.

&&

$$

AMZ710-291630-
/O.CON.TJSJ.SC.Y.0019.000000T0000Z-210402T0600Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
423 AM AST Mon Mar 29 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 AM AST FRIDAY...

* WHAT...East winds 15 to 20 kt, with gusts up to 25 kt, and 
  seas of 5 to 9 feet expected.

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

* WHEN...Through 2 AM 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.

&&

$$
8 follow-up statements
598 
WHCA72 TJSJ 291414
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
1014 AM AST Mon Mar 29 2021

AMZ722-292215-
/O.CON.TJSJ.SC.Y.0019.000000T0000Z-210402T0000Z/
Anegada Passage Southward to 17N-
1014 AM AST Mon Mar 29 2021

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

* WHAT...East winds 15 to 20 kt, with gusts up to 25 kt, and 
  seas of 5 to 8 feet expected. 

* WHERE...Anegada Passage Southward to 17N.

* WHEN...Through 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.

&&

$$

AMZ712-715-725-732-741-292215-
/O.CON.TJSJ.SC.Y.0019.000000T0000Z-210331T1000Z/
Coastal Waters of Northern Puerto Rico out 10 NM-
Coastal Waters of Northern USVI and Culebra out 10 NM-
Coastal Waters of Southern USVI Vieques and Eastern Puerto Rico
out 10 NM-
Caribbean Waters of Puerto Rico from 10 NM to 17N-
Mona Passage Southward to 17N-
1014 AM AST Mon Mar 29 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM AST
WEDNESDAY...

* WHAT...East winds 15 to 25 kt, with gusts up to 35 kt, and 
  seas of 5 to 8 feet expected. 

* WHERE...Coastal Waters of USVI, Culebra, Vieques, Northern and 
  Eastern Puerto Rico out 10 NM, the Mona Passage, and Caribbean 
  Waters of Puerto Rico from 10 NM to 17N. 

* WHEN...Until 6 AM AST 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.

&&

$$

AMZ735-292215-
/O.CON.TJSJ.SC.Y.0020.000000T0000Z-210330T0000Z/
Coastal Waters of Southern Puerto Rico out 10 NM-
1014 AM AST Mon Mar 29 2021

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

* WHAT...East winds 20 to 25 kt, with gusts up to 35 kt, and 
  seas of 4 to 6 feet expected. 

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

* WHEN...From 8 AM this morning to 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.

&&

$$

AMZ710-292215-
/O.CON.TJSJ.SC.Y.0019.000000T0000Z-210402T0600Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
1014 AM AST Mon Mar 29 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 AM AST FRIDAY...

* WHAT...East winds 15 to 20 kt, with gusts up to 25 kt, and 
  seas of 5 to 9 feet expected. 

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

* WHEN...Through 2 AM 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.

&&

$$
098 
WHCA72 TJSJ 292024
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
424 PM AST Mon Mar 29 2021

AMZ742-300430-
/O.EXB.TJSJ.SC.Y.0019.210330T1200Z-210331T1000Z/
Coastal Waters of Northwestern Puerto Rico out 10 NM-
424 PM AST Mon Mar 29 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM TUESDAY TO 6 AM AST
WEDNESDAY...

* WHAT...East winds 15 to 25 kt, with ocassionally higher gusts. 
 
* WHERE...Coastal Waters of Northwestern Puerto Rico out 10 NM.

* WHEN...From 8 AM Tuesday to 6 AM AST 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.

&&

$$

AMZ722-300430-
/O.EXT.TJSJ.SC.Y.0019.000000T0000Z-210402T0600Z/
Anegada Passage Southward to 17N-
424 PM AST Mon Mar 29 2021

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

* WHAT...East winds 15 to 20 kt, with gusts up to 25 kt, and 
  seas of 5 to 8 feet expected.

* WHERE...Anegada Passage Southward to 17N.

* WHEN...Until 2 AM 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.

&&

$$

AMZ712-715-725-732-741-300430-
/O.EXT.TJSJ.SC.Y.0019.000000T0000Z-210401T1800Z/
Coastal Waters of Northern Puerto Rico out 10 NM-
Coastal Waters of Northern USVI and Culebra out 10 NM-
Coastal Waters of Southern USVI Vieques and Eastern Puerto Rico
out 10 NM-
Caribbean Waters of Puerto Rico from 10 NM to 17N-
Mona Passage Southward to 17N-
424 PM AST Mon Mar 29 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 2 PM AST THURSDAY...

* WHAT...East winds 15 to 25 kt, with ocassionally higher gusts,
  and seas of 5 to 8 feet expected.

* WHERE...Coastal Waters of USVI, Culebra, Vieques, Northern and 
  Eastern Puerto Rico out 10 NM, the Mona Passage, and Caribbean 
  Waters of Puerto Rico from 10 NM to 17N.

* WHEN...Until 2 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.

&&

$$

AMZ735-300000-
/O.CON.TJSJ.SC.Y.0020.000000T0000Z-210330T0000Z/
Coastal Waters of Southern Puerto Rico out 10 NM-
424 PM AST Mon Mar 29 2021

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

* WHAT...East winds 20 to 25 kt, with ocassionally higher gusts, 
  and seas of 4 to 6 feet expected.

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

* WHEN...From 8 AM this morning to 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.

&&

$$

AMZ710-300430-
/O.CON.TJSJ.SC.Y.0019.000000T0000Z-210402T0600Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
424 PM AST Mon Mar 29 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 AM AST FRIDAY...

* WHAT...East winds 15 to 20 kt, with gusts up to 25 kt, and 
  seas of 5 to 9 feet expected.

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

* WHEN...Through 2 AM 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.

&&

$$
106 
WHCA72 TJSJ 292152
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
552 PM AST Mon Mar 29 2021

AMZ735-300600-
/O.EXT.TJSJ.SC.Y.0020.000000T0000Z-210331T1200Z/
Coastal Waters of Southern Puerto Rico out 10 NM-
552 PM AST Mon Mar 29 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 8 AM AST WEDNESDAY...

* WHAT...East winds 20 to 25 kt, with ocassionally higher gusts, 
  and seas of 4 to 6 feet expected.

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

* WHEN...Until 8 AM AST 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.

&&

$$

AMZ742-300600-
/O.EXT.TJSJ.SC.Y.0019.210330T1200Z-210331T1200Z/
Coastal Waters of Northwestern Puerto Rico out 10 NM-
552 PM AST Mon Mar 29 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 8 AM TUESDAY TO 8 AM
AST WEDNESDAY...

* WHAT...East winds 15 to 25 kt, with ocassionally higher gusts.

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

* WHEN...From 8 AM Tuesday to 8 AM AST 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.

&&

$$

AMZ710-722-300600-
/O.CON.TJSJ.SC.Y.0019.000000T0000Z-210402T0600Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
Anegada Passage Southward to 17N-
552 PM AST Mon Mar 29 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 AM AST FRIDAY...

* WHAT...East winds 15 to 20 kt, with gusts up to 25 kt, and 
  seas of 5 to 8 feet expected.

* WHERE...Anegada Passage Southward to 17N.

* WHEN...Until 2 AM 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.

&&

$$

AMZ712-715-725-732-741-300600-
/O.CON.TJSJ.SC.Y.0019.000000T0000Z-210401T1800Z/
Coastal Waters of Northern Puerto Rico out 10 NM-
Coastal Waters of Northern USVI and Culebra out 10 NM-
Coastal Waters of Southern USVI Vieques and Eastern Puerto Rico
out 10 NM-
Caribbean Waters of Puerto Rico from 10 NM to 17N-
Mona Passage Southward to 17N-
552 PM AST Mon Mar 29 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM AST
THURSDAY...

* WHAT...East winds 15 to 25 kt, with ocassionally higher gusts, 
  and seas of 5 to 8 feet expected.

* WHERE...Coastal Waters of USVI, Culebra, Vieques, Northern and 
  Eastern Puerto Rico out 10 NM, the Mona Passage, and Caribbean 
  Waters of Puerto Rico from 10 NM to 17N.

* WHEN...Until 2 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.

&&

$$
192 
WHCA72 TJSJ 300107
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
907 PM AST Mon Mar 29 2021

AMZ710-722-300915-
/O.CON.TJSJ.SC.Y.0019.000000T0000Z-210402T0600Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
Anegada Passage Southward to 17N-
907 PM AST Mon Mar 29 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 AM AST FRIDAY...

* WHAT...East winds 15 to 20 kt, with gusts up to 25 kt, and 
  seas of 5 to 8 feet expected.

* WHERE...Anegada Passage Southward to 17N.

* WHEN...Until 2 AM 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.

&&

$$

AMZ712-715-725-732-741-300915-
/O.CON.TJSJ.SC.Y.0019.000000T0000Z-210401T1800Z/
Coastal Waters of Northern Puerto Rico out 10 NM-
Coastal Waters of Northern USVI and Culebra out 10 NM-
Coastal Waters of Southern USVI Vieques and Eastern Puerto Rico
out 10 NM-
Caribbean Waters of Puerto Rico from 10 NM to 17N-
Mona Passage Southward to 17N-
907 PM AST Mon Mar 29 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM AST
THURSDAY...

* WHAT...East winds 15 to 25 kt, with ocassionally higher gusts, 
  and seas of 5 to 8 feet expected.

* WHERE...Coastal Waters of USVI, Culebra, Vieques, Northern and 
  Eastern Puerto Rico out 10 NM, the Mona Passage, and Caribbean 
  Waters of Puerto Rico from 10 NM to 17N.

* WHEN...Until 2 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.

&&

$$

AMZ735-300915-
/O.CON.TJSJ.SC.Y.0020.000000T0000Z-210331T1200Z/
Coastal Waters of Southern Puerto Rico out 10 NM-
907 PM AST Mon Mar 29 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 AM AST
WEDNESDAY...

* WHAT...East winds 20 to 25 kt, with ocassionally higher gusts, 
  and seas of 4 to 6 feet expected.

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

* WHEN...Until 8 AM AST 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.

&&

$$

AMZ742-300915-
/O.CON.TJSJ.SC.Y.0019.210330T1200Z-210331T1200Z/
Coastal Waters of Northwestern Puerto Rico out 10 NM-
907 PM AST Mon Mar 29 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 AM TUESDAY TO
8 AM AST WEDNESDAY...

* WHAT...East winds 15 to 25 kt, with ocassionally higher gusts.

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

* WHEN...From 8 AM Tuesday to 8 AM AST 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.

&&

$$
850 
WHCA72 TJSJ 301504
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
1104 AM AST Tue Mar 30 2021

AMZ710-722-302315-
/O.CON.TJSJ.SC.Y.0019.000000T0000Z-210402T0600Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
Anegada Passage Southward to 17N-
1104 AM AST Tue Mar 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 AM AST FRIDAY...

* WHAT...East winds 15 to 20 kt, with gusts up to 25 kt, and 
  seas of 5 to 10 feet expected.

* WHERE...Atlantic Waters of Puerto Rico and USVI from 10NM to 
  19.5N, and Anegada Passage Southward to 17N.

* WHEN...Until 2 AM 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.

&&

$$

AMZ712-715-725-732-741-302315-
/O.CON.TJSJ.SC.Y.0019.000000T0000Z-210401T1800Z/
Coastal Waters of Northern Puerto Rico out 10 NM-
Coastal Waters of Northern USVI and Culebra out 10 NM-
Coastal Waters of Southern USVI Vieques and Eastern Puerto Rico
out 10 NM-
Caribbean Waters of Puerto Rico from 10 NM to 17N-
Mona Passage Southward to 17N-
1104 AM AST Tue Mar 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM AST
THURSDAY...

* WHAT...East winds 15 to 25 kt, with occasionally higher gusts, 
  and seas of 5 to 8 feet expected.

* WHERE...Coastal Waters of USVI, Culebra, Vieques, and Northern 
  and Eastern Puerto Rico out 10 NM, the Mona Passage, and 
  Caribbean Waters of Puerto Rico from 10 NM to 17N.

* WHEN...Until 2 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.

&&

$$

AMZ735-302315-
/O.CON.TJSJ.SC.Y.0020.000000T0000Z-210331T1200Z/
Coastal Waters of Southern Puerto Rico out 10 NM-
1104 AM AST Tue Mar 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 AM AST
WEDNESDAY...

* WHAT...East winds 20 to 25 kt, with occasionally higher gusts, 
  and seas of 4 to 7 feet expected.

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

* WHEN...Until 8 AM AST 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.

&&

$$

AMZ742-302315-
/O.CON.TJSJ.SC.Y.0019.000000T0000Z-210331T0000Z/
Coastal Waters of Northwestern Puerto Rico out 10 NM-
1104 AM AST Tue Mar 30 2021

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

* WHAT...East winds 15 to 25 kt, with occasionally higher gusts.

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

* 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.

&&

$$
399 
WHCA72 TJSJ 302000
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
400 PM AST Tue Mar 30 2021

AMZ710-722-310400-
/O.CON.TJSJ.SC.Y.0019.000000T0000Z-210402T0600Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
Anegada Passage Southward to 17N-
400 PM AST Tue Mar 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 AM AST FRIDAY...

* WHAT...East winds 15 to 25 kt, with occasionally higher gusts, 
  and seas of 5 to 10 feet expected.

* WHERE...Atlantic Waters of Puerto Rico and USVI from 10NM to 
  19.5N, and Anegada Passage Southward to 17N.

* WHEN...Until 2 AM 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.

&&

$$

AMZ712-715-725-732-741-310400-
/O.CON.TJSJ.SC.Y.0019.000000T0000Z-210401T1800Z/
Coastal Waters of Northern Puerto Rico out 10 NM-
Coastal Waters of Northern USVI and Culebra out 10 NM-
Coastal Waters of Southern USVI Vieques and Eastern Puerto Rico
out 10 NM-
Caribbean Waters of Puerto Rico from 10 NM to 17N-
Mona Passage Southward to 17N-
400 PM AST Tue Mar 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM AST
THURSDAY...

* WHAT...East winds 15 to 25 kt, with occasionally higher gusts, 
  and seas of 5 to 8 feet expected.

* WHERE...Coastal Waters of USVI, Culebra, Vieques, and Northern 
  and Eastern Puerto Rico out 10 NM, the Mona Passage, and 
  Caribbean Waters of Puerto Rico from 10 NM to 17N.

* WHEN...Until 2 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.

&&

$$

AMZ735-310400-
/O.CON.TJSJ.SC.Y.0020.000000T0000Z-210331T1200Z/
Coastal Waters of Southern Puerto Rico out 10 NM-
400 PM AST Tue Mar 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 AM AST
WEDNESDAY...

* WHAT...East winds 15 to 25 kt, with occasionally higher gusts, 
  and seas of 4 to 7 feet expected.

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

* WHEN...Until 8 AM AST 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.

&&

$$

AMZ742-310000-
/O.CON.TJSJ.SC.Y.0019.000000T0000Z-210331T0000Z/
Coastal Waters of Northwestern Puerto Rico out 10 NM-
400 PM AST Tue Mar 30 2021

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

* WHAT...East winds 15 to 25 kt, with occasionally higher gusts,
  and seas up to 7 feet.

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

* 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.

&&

$$
453 
WHCA72 TJSJ 310119
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
919 PM AST Tue Mar 30 2021

AMZ710-722-310930-
/O.CON.TJSJ.SC.Y.0019.000000T0000Z-210402T0600Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
Anegada Passage Southward to 17N-
919 PM AST Tue Mar 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 AM AST FRIDAY...

* WHAT...East winds 15 to 25 kt, with occasionally higher gusts,
  and seas of 6 to 10 feet expected.

* WHERE...Atlantic Waters of Puerto Rico and USVI from 10NM to 
  19.5N, and Anegada Passage Southward to 17N.

* WHEN...Until 2 AM 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.

&&

$$

AMZ712-715-725-732-741-310930-
/O.CON.TJSJ.SC.Y.0019.000000T0000Z-210401T1800Z/
Coastal Waters of Northern Puerto Rico out 10 NM-
Coastal Waters of Northern USVI and Culebra out 10 NM-
Coastal Waters of Southern USVI Vieques and Eastern Puerto Rico
out 10 NM-
Caribbean Waters of Puerto Rico from 10 NM to 17N-
Mona Passage Southward to 17N-
919 PM AST Tue Mar 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM AST
THURSDAY...

* WHAT...East winds 15 to 25 kt, with occasionally higher gusts, 
  and seas of 5 to 8 feet expected.

* WHERE...Coastal Waters of USVI, Culebra, Vieques, and Northern 
  and Eastern Puerto Rico out 10 NM, the Mona Passage, and 
  Caribbean Waters of Puerto Rico from 10 NM to 17N.

* WHEN...Until 2 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.

&&

$$

AMZ735-310930-
/O.CON.TJSJ.SC.Y.0020.000000T0000Z-210331T1200Z/
Coastal Waters of Southern Puerto Rico out 10 NM-
919 PM AST Tue Mar 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 AM AST
WEDNESDAY...

* WHAT...East winds 15 to 25 kt, with occasionally higher gusts, 
  and seas of 4 to 7 feet expected.

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

* WHEN...Until 8 AM AST 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.

&&

$$
077 
WHCA72 TJSJ 310801
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
401 AM AST Wed Mar 31 2021

AMZ710-722-311615-
/O.CON.TJSJ.SC.Y.0019.000000T0000Z-210402T0600Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
Anegada Passage Southward to 17N-
401 AM AST Wed Mar 31 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 AM AST FRIDAY...

* WHAT...East winds 15 to 25 kt, with occasionally higher gusts, 
  and seas of 6 to 10 feet expected.

* WHERE...Atlantic Waters of Puerto Rico and USVI from 10NM to 
  19.5N, and Anegada Passage Southward to 17N.

* WHEN...Until 2 AM 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.

&&

$$

AMZ712-715-725-732-741-311615-
/O.CON.TJSJ.SC.Y.0019.000000T0000Z-210401T1800Z/
Coastal Waters of Northern Puerto Rico out 10 NM-
Coastal Waters of Northern USVI and Culebra out 10 NM-
Coastal Waters of Southern USVI Vieques and Eastern Puerto Rico
out 10 NM-
Caribbean Waters of Puerto Rico from 10 NM to 17N-
Mona Passage Southward to 17N-
401 AM AST Wed Mar 31 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM AST
THURSDAY...

* WHAT...East winds 15 to 25 kt, with occasionally higher gusts, 
  and seas of 5 to 8 feet expected.

* WHERE...Coastal Waters of USVI, Culebra, Vieques, and Northern 
  and Eastern Puerto Rico out 10 NM, the Mona Passage, and 
  Caribbean Waters of Puerto Rico from 10 NM to 17N.

* WHEN...Until 2 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.

&&

$$

AMZ735-311200-
/O.CON.TJSJ.SC.Y.0020.000000T0000Z-210331T1200Z/
Coastal Waters of Southern Puerto Rico out 10 NM-
401 AM AST Wed Mar 31 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 AM AST THIS
MORNING...

* WHAT...East winds 15 to 20 kt, with occasionally higher gusts, 
  and seas of 4 to 7 feet expected.

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

* WHEN...Until 8 AM AST 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.

&&

$$

The office that day

Everything else NWS JSJ issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 29, 12:53 PM CDTAreal Flood AdvisoryJSJ98 min
Mar 29, 3:38 PM CDTAreal Flood AdvisoryJSJ70 min
Mar 29, 4:18 PM CDTAreal Flood AdvisoryJSJ31 min

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.