Alert archive / Puerto Rico / Small Craft Advisories in 2021

Small Craft Advisory 2, NWS JSJ

January 17, 2021

NWS JSJ issued this small craft advisory at Jan 17, 2021, 1:57 PM CST. It took effect at Jan 18, 2021, 6:00 PM CST. It was in force for 32 hr.

The area

The counties it named.

The facts

Issued
Jan 17, 2021, 1:57 PM CST (19:57 UTC)
In effect from
Jan 18, 2021, 6:00 PM CST
Expired
Jan 20, 2021, 1:36 AM CST
In force
32 hr
Issued by
NWS JSJ

The text

As transmitted.

669 
WHCA72 TJSJ 171957
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
357 PM AST Sun Jan 17 2021

AMZ710-180400-
/O.NEW.TJSJ.SC.Y.0002.210119T0000Z-210120T1200Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
357 PM AST Sun Jan 17 2021

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

* WHAT...Seas of 6 to 7 feet expected.

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

* WHEN...From 8 PM Monday 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.

&&

$$
10 follow-up statements
996 
WHCA72 TJSJ 180113
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
913 PM AST Sun Jan 17 2021

AMZ710-180915-
/O.CON.TJSJ.SC.Y.0002.210119T0000Z-210120T1200Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
913 PM AST Sun Jan 17 2021

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

* WHAT...Seas of 6 to 7 feet expected.

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

* WHEN...From 8 PM Monday 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.

&&

$$
478 
WHCA72 TJSJ 180750
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
350 AM AST Mon Jan 18 2021

AMZ710-181600-
/O.CON.TJSJ.SC.Y.0002.210119T0000Z-210120T1200Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
350 AM AST Mon Jan 18 2021

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

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

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

* WHEN...From 8 PM Monday 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.

&&

$$
469 
WHCA72 TJSJ 181417
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
1017 AM AST Mon Jan 18 2021

AMZ710-182230-
/O.CON.TJSJ.SC.Y.0002.210119T0000Z-210120T1200Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
1017 AM AST Mon Jan 18 2021

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

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

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

* WHEN...From 8 PM Monday 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.

&&

$$
943 
WHCA72 TJSJ 181929
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
329 PM AST Mon Jan 18 2021

AMZ710-190330-
/O.CON.TJSJ.SC.Y.0002.210119T0000Z-210120T1200Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
329 PM AST Mon Jan 18 2021

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

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

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

* WHEN...From 8 PM Monday 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.

&&

$$
320 
WHCA72 TJSJ 190112
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
912 PM AST Mon Jan 18 2021

AMZ710-190915-
/O.CON.TJSJ.SC.Y.0002.000000T0000Z-210120T1200Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
912 PM AST Mon Jan 18 2021

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

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

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

* 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.

&&

$$
874 
WHCA72 TJSJ 190701
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
301 AM AST Tue Jan 19 2021

AMZ710-191515-
/O.CON.TJSJ.SC.Y.0002.000000T0000Z-210120T1200Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
301 AM AST Tue Jan 19 2021

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

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

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

* 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.

&&

$$
752 
WHCA72 TJSJ 191353
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
953 AM AST Tue Jan 19 2021

AMZ710-192200-
/O.CON.TJSJ.SC.Y.0002.000000T0000Z-210120T1200Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
953 AM AST Tue Jan 19 2021

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

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

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

* 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.

&&

$$
589 
WHCA72 TJSJ 191953
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
353 PM AST Tue Jan 19 2021

AMZ710-200400-
/O.EXT.TJSJ.SC.Y.0002.000000T0000Z-210120T1800Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
353 PM AST Tue Jan 19 2021

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

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

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

* WHEN...Until 2 PM 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.

&&

$$
224 
WHCA72 TJSJ 200049
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
849 PM AST Tue Jan 19 2021

AMZ741-200900-
/O.EXB.TJSJ.SC.Y.0002.210120T0049Z-210120T1800Z/
Mona Passage Southward to 17N-
849 PM AST Tue Jan 19 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM AST WEDNESDAY...

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

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

* WHEN...Until 2 PM 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.

&&

$$

AMZ710-200900-
/O.CON.TJSJ.SC.Y.0002.000000T0000Z-210120T1800Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
849 PM AST Tue Jan 19 2021

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

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

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

* WHEN...Until 2 PM 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.

&&

$$
811 
WHCA72 TJSJ 200736
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
336 AM AST Wed Jan 20 2021

AMZ710-741-200845-
/O.CAN.TJSJ.SC.Y.0002.000000T0000Z-210120T1800Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
Mona Passage Southward to 17N-
336 AM AST Wed Jan 20 2021

...SMALL CRAFT ADVISORY IS CANCELLED...

$$

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.