Alert archive / Puerto Rico / Small Craft Advisories in 2021

Small Craft Advisory 38, NWS JSJ

September 19, 2021

NWS JSJ issued this small craft advisory at Sep 19, 2021, 3:29 AM CDT. It took effect at Sep 20, 2021, 1:00 PM CDT. It was in force for 36 hr.

The area

The counties it named.

The facts

Issued
Sep 19, 2021, 3:29 AM CDT (08:29 UTC)
In effect from
Sep 20, 2021, 1:00 PM CDT
Expired
Sep 22, 2021, 1:00 AM CDT
In force
36 hr
Issued by
NWS JSJ

The text

As transmitted.

488 
WHCA72 TJSJ 190829
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
429 AM AST Sun Sep 19 2021

AMZ722-191630-
/O.NEW.TJSJ.SC.Y.0038.210920T1800Z-210921T1200Z/
Anegada Passage Southward to 17N-
429 AM AST Sun Sep 19 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM MONDAY TO 8 AM AST
TUESDAY...

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

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

* WHEN...From 2 PM Monday to 8 AM AST 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.

&&

$$

AMZ710-191630-
/O.NEW.TJSJ.SC.Y.0038.210920T1800Z-210922T0600Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
429 AM AST Sun Sep 19 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM MONDAY TO 2 AM AST
WEDNESDAY...

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

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

* WHEN...From 2 PM Monday to 2 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.

&&

$$
10 follow-up statements
250 
WHCA72 TJSJ 191425
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
1025 AM AST Sun Sep 19 2021

AMZ722-192230-
/O.CON.TJSJ.SC.Y.0038.210920T1800Z-210921T1200Z/
Anegada Passage Southward to 17N-
1025 AM AST Sun Sep 19 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM MONDAY TO
8 AM AST TUESDAY...

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

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

* WHEN...From 2 PM Monday to 8 AM AST 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.

&&

$$

AMZ710-192230-
/O.CON.TJSJ.SC.Y.0038.210920T1800Z-210922T0600Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
1025 AM AST Sun Sep 19 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM MONDAY TO
2 AM AST WEDNESDAY...

* WHAT...Seas 5 to 8 feet expected.

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

* WHEN...From 2 PM Monday to 2 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.

&&

$$
080 
WHCA72 TJSJ 192005
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
405 PM AST Sun Sep 19 2021

AMZ722-200900-
/O.CON.TJSJ.SC.Y.0038.210920T1800Z-210921T1200Z/
Anegada Passage Southward to 17N-
405 PM AST Sun Sep 19 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM MONDAY TO
8 AM AST TUESDAY...

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

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

* WHEN...From 2 PM Monday to 8 AM AST 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.

&&

$$

AMZ710-200900-
/O.CON.TJSJ.SC.Y.0038.210920T1800Z-210922T0600Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
405 PM AST Sun Sep 19 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM MONDAY TO
2 AM AST WEDNESDAY...

* WHAT...Seas 5 to 8 feet expected.

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

* WHEN...From 2 PM Monday to 2 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.

&&

$$
313 
WHCA72 TJSJ 200752
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
352 AM AST Mon Sep 20 2021

AMZ710-201600-
/O.EXT.TJSJ.SC.Y.0038.210920T1800Z-210922T0000Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
352 AM AST Mon Sep 20 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 2 PM THIS AFTERNOON TO
8 PM AST TUESDAY...

* WHAT...Seas 5 to 8 feet expected.

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

* WHEN...From 2 PM this afternoon to 8 PM AST 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.

&&

$$

AMZ722-201600-
/O.CON.TJSJ.SC.Y.0038.210920T1800Z-210921T1200Z/
Anegada Passage Southward to 17N-
352 AM AST Mon Sep 20 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM THIS
AFTERNOON TO 8 AM AST TUESDAY...

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

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

* WHEN...From 2 PM Monday to 8 AM AST 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.

&&

$$
938 
WHCA72 TJSJ 201337
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
937 AM AST Mon Sep 20 2021

AMZ722-202145-
/O.CON.TJSJ.SC.Y.0038.210920T1800Z-210921T1200Z/
Anegada Passage Southward to 17N-
937 AM AST Mon Sep 20 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM THIS
AFTERNOON TO 8 AM AST TUESDAY...

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

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

* WHEN...From 2 PM this afternoon to 8 AM AST 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.

&&

$$

AMZ710-202145-
/O.CON.TJSJ.SC.Y.0038.210920T1800Z-210922T0000Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
937 AM AST Mon Sep 20 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM THIS
AFTERNOON TO 8 PM AST TUESDAY...

* WHAT...Seas 6 to 8 feet expected.

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

* WHEN...From 2 PM this afternoon to 8 PM AST 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.

&&

$$
891 
WHCA72 TJSJ 202029
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
429 PM AST Mon Sep 20 2021

AMZ722-210000-
/O.EXT.TJSJ.SC.Y.0038.000000T0000Z-210921T0000Z/
Anegada Passage Southward to 17N-
429 PM AST Mon Sep 20 2021

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

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

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

* 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.

&&

$$

AMZ710-210430-
/O.EXT.TJSJ.SC.Y.0038.000000T0000Z-210921T1800Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
429 PM AST Mon Sep 20 2021

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

* WHAT...Seas 6 to 8 feet expected.

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

* WHEN...Until 2 PM AST 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.

&&

$$
753 
WHCA72 TJSJ 210126
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
926 PM AST Mon Sep 20 2021

AMZ710-211030-
/O.CON.TJSJ.SC.Y.0038.000000T0000Z-210921T1800Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
926 PM AST Mon Sep 20 2021

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

* WHAT...Seas 5 to 8 feet expected.

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

* WHEN...Until 2 PM AST 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.

&&

$$
319 
WHCA72 TJSJ 210756
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
356 AM AST Tue Sep 21 2021

AMZ710-211600-
/O.EXT.TJSJ.SC.Y.0038.000000T0000Z-210922T0600Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
356 AM AST Tue Sep 21 2021

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

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

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

* WHEN...Until 2 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.

&&

$$
536 
WHCA72 TJSJ 211341
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
941 AM AST Tue Sep 21 2021

AMZ710-212145-
/O.CON.TJSJ.SC.Y.0038.000000T0000Z-210922T0600Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
941 AM AST Tue Sep 21 2021

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

* WHAT...Seas 5 to 7 feet expected. West to southwest winds 10 to
  15 knots with gusts to around 30 knots.

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

* WHEN...Until 2 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.

&&

$$
009 
WHCA72 TJSJ 212014
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
414 PM AST Tue Sep 21 2021

AMZ710-220415-
/O.CON.TJSJ.SC.Y.0038.000000T0000Z-210922T0600Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
414 PM AST Tue Sep 21 2021

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

* WHAT...Seas 5 to 7 feet expected. West to southwest winds 10 
  to 15 knots with gusts to around 30 knots.

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

* WHEN...Until 2 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.

&&

$$
089 
WHCA72 TJSJ 220135
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
935 PM AST Tue Sep 21 2021

AMZ710-220600-
/O.CON.TJSJ.SC.Y.0038.000000T0000Z-210922T0600Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
935 PM AST Tue Sep 21 2021

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

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

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

* WHEN...Until 2 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
Sep 19, 1:55 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.