Alert archive / Puerto Rico / Small Craft Advisories in 2021

Small Craft Advisory 15, NWS JSJ

March 13, 2021

NWS JSJ issued this small craft advisory at Mar 13, 2021, 11:50 AM CST. It took effect at Mar 13, 2021, 12:00 PM CST. It was in force for 18 hr.

The area

The counties it named.

The facts

Issued
Mar 13, 2021, 11:50 AM CST (17:50 UTC)
In effect from
Mar 13, 2021, 12:00 PM CST
Expired
Mar 14, 2021, 7:00 AM CDT
In force
18 hr
Issued by
NWS JSJ

The text

As transmitted.

779 
WHCA72 TJSJ 131750
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
150 PM AST Sat Mar 13 2021

AMZ712-140200-
/O.NEW.TJSJ.SC.Y.0015.210313T1800Z-210314T1200Z/
Coastal Waters of Northern Puerto Rico out 10 NM-
150 PM AST Sat Mar 13 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM AST SUNDAY...

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

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

* WHEN...Until 8 AM AST Sunday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

AMZ710-140200-
/O.EXT.TJSJ.SC.Y.0013.000000T0000Z-210314T1200Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
150 PM AST Sat Mar 13 2021

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

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

* WHERE...Offshore Atlantic waters.

* WHEN...Until 8 AM AST Sunday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
3 follow-up statements
672 
WHCA72 TJSJ 131958
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
358 PM AST Sat Mar 13 2021

AMZ712-140400-
/O.CON.TJSJ.SC.Y.0015.000000T0000Z-210314T1200Z/
Coastal Waters of Northern Puerto Rico out 10 NM-
358 PM AST Sat Mar 13 2021

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

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

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

* WHEN...Until 8 AM AST Sunday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

AMZ710-140400-
/O.CON.TJSJ.SC.Y.0013.000000T0000Z-210314T1200Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
358 PM AST Sat Mar 13 2021

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

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

* WHERE...Offshore Atlantic waters.

* WHEN...Until 8 AM AST Sunday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
751 
WHCA72 TJSJ 140021
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
821 PM AST Sat Mar 13 2021

AMZ712-140830-
/O.CON.TJSJ.SC.Y.0015.000000T0000Z-210314T1200Z/
Coastal Waters of Northern Puerto Rico out 10 NM-
821 PM AST Sat Mar 13 2021

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

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

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

* WHEN...Until 8 AM AST Sunday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

AMZ710-140830-
/O.CON.TJSJ.SC.Y.0013.000000T0000Z-210314T1200Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
821 PM AST Sat Mar 13 2021

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

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

* WHERE...Offshore Atlantic waters.

* WHEN...Until 8 AM AST Sunday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
012 
WHCA72 TJSJ 140802
MWWSJU

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
402 AM AST Sun Mar 14 2021

AMZ710-141615-
/O.EXT.TJSJ.SC.Y.0013.000000T0000Z-210314T1800Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
402 AM AST Sun Mar 14 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 2 PM AST THIS
AFTERNOON...

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

* WHERE...Offshore Atlantic waters.

* WHEN...Until 2 PM AST 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.

&&

$$

AMZ712-141200-
/O.CON.TJSJ.SC.Y.0015.000000T0000Z-210314T1200Z/
Coastal Waters of Northern Puerto Rico out 10 NM-
402 AM AST Sun Mar 14 2021

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

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

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

* WHEN...Until 8 AM AST this morning.

* 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 12, 6:37 PM CSTAreal Flood AdvisoryJSJ113 min
Mar 13, 12:00 PM CSTRip Current StatementJSJ14 hr
Mar 13, 1:57 PM CSTSpecial Weather StatementJSJ48 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.