Alert archive / Puerto Rico / Small Craft Advisories in 2016
Small Craft Advisory 15, NWS JSJ
NWS JSJ issued this small craft advisory at Apr 17, 2016, 8:55 PM CDT. It took effect at Apr 18, 2016, 9:35 AM CDT. It was in force for 42 hr.
The area
The counties it named.
The facts
- Issued
- Apr 17, 2016, 8:55 PM CDT (01:55 UTC)
- In effect from
- Apr 18, 2016, 9:35 AM CDT
- Expired
- Apr 20, 2016, 3:17 AM CDT
- In force
- 42 hr
- Issued by
- NWS JSJ
The text
As transmitted.
376 WHCA72 TJSJ 180155 MWWSJU URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN JUAN PR 955 PM AST SUN APR 17 2016 ...A NORTHERLY SWELL WILL CREATE A HIGH RISK OF RIP CURRENT FROM TONIGHT THROUGH AT LEAST MID WEEK. MARINERS CAN EXPECT HAZARDOUS MARINE CONDITIONS ACROSS THE LOCAL WATERS... AMZ710-181000- /O.NEW.TJSJ.SC.Y.0015.160418T1800Z-160419T1800Z/ ATLC WATERS OF PUERTO RICO AND USVI FROM 10NM TO 19.5N- 955 PM AST SUN APR 17 2016 ...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM MONDAY TO 2 PM AST TUESDAY... THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS ISSUED A SMALL CRAFT ADVISORY...WHICH IS IN EFFECT FROM 2 PM MONDAY TO 2 PM AST TUESDAY. * WINDS...10 TO 15 KNOTS * WAVES/SEAS...5 TO 7 FEET WITH OCCASIONAL SEAS UP TO 9 FEET PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS AND/OR 7 FEET OR GREATER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ AMZ712-741-742-745-181000- /O.NEW.TJSJ.SC.Y.0015.160419T0000Z-160419T1800Z/ COASTAL WATERS OF NORTHERN PUERTO RICO OUT 10 NM- MONA PASSAGE SOUTHWARD TO 17N- COASTAL WATERS OF NORTHWESTERN PUERTO RICO OUT 10 NM- COASTAL WATERS OF SOUTHWESTERN PUERTO RICO OUT 10 NM- 955 PM AST SUN APR 17 2016 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM MONDAY TO 2 PM AST TUESDAY... THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS ISSUED A SMALL CRAFT ADVISORY...WHICH IS IN EFFECT FROM 8 PM MONDAY TO 2 PM AST TUESDAY. * WINDS...10 TO 15 KNOT * WAVES/SEAS...5 TO 7 FEET WITH OCCASIONAL SEAS UP TO 9 FEET PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS AND/OR 7 FEET OR GREATER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$
10 follow-up statements
416 WHCA72 TJSJ 180205 AAA MWWSJU URGENT - MARINE WEATHER MESSAGE...UPDATED NATIONAL WEATHER SERVICE SAN JUAN PR 1005 PM AST SUN APR 17 2016 ...A NORTHERLY SWELL WILL CREATE A HIGH RISK OF RIP CURRENT FROM TONIGHT THROUGH AT LEAST MID WEEK. MARINERS CAN EXPECT HAZARDOUS MARINE CONDITIONS ACROSS THE LOCAL WATERS... AMZ710-181015- /O.CON.TJSJ.SC.Y.0015.160418T1800Z-160419T1800Z/ ATLC WATERS OF PUERTO RICO AND USVI FROM 10NM TO 19.5N- 1005 PM AST SUN APR 17 2016 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM MONDAY TO 2 PM AST TUESDAY... * WINDS...10 TO 15 KNOTS * WAVES/SEAS...5 TO 7 FEET WITH OCCASIONAL SEAS UP TO 9 FEET PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS AND/OR 7 FEET OR GREATER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ AMZ712-741-742-745-181015- /O.CON.TJSJ.SC.Y.0015.160419T0000Z-160419T1800Z/ COASTAL WATERS OF NORTHERN PUERTO RICO OUT 10 NM- MONA PASSAGE SOUTHWARD TO 17N- COASTAL WATERS OF NORTHWESTERN PUERTO RICO OUT 10 NM- COASTAL WATERS OF SOUTHWESTERN PUERTO RICO OUT 10 NM- 1005 PM AST SUN APR 17 2016 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 PM MONDAY TO 2 PM AST TUESDAY... * WINDS...10 TO 15 KNOT * WAVES/SEAS...5 TO 7 FEET WITH OCCASIONAL SEAS UP TO 9 FEET PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS AND/OR 7 FEET OR GREATER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$
869 WHCA72 TJSJ 180806 MWWSJU URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN JUAN PR 406 AM AST MON APR 18 2016 ...A NORTHERLY SWELL WILL CREATE A HIGH RISK OF RIP CURRENT THROUGH AT LEAST MID WEEK. MARINERS CAN EXPECT HAZARDOUS MARINE CONDITIONS ACROSS THE LOCAL WATERS... AMZ710-181615- /O.CON.TJSJ.SC.Y.0015.160418T1800Z-160419T1800Z/ ATLC WATERS OF PUERTO RICO AND USVI FROM 10NM TO 19.5N- 406 AM AST MON APR 18 2016 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO 2 PM AST TUESDAY... * WINDS...10 TO 15 KNOTS * WAVES/SEAS...5 TO 7 FEET WITH OCCASIONAL SEAS UP TO 9 FEET PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS AND/OR 7 FEET OR GREATER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ AMZ712-741-742-745-181615- /O.CON.TJSJ.SC.Y.0015.160419T0000Z-160419T1800Z/ COASTAL WATERS OF NORTHERN PUERTO RICO OUT 10 NM- MONA PASSAGE SOUTHWARD TO 17N- COASTAL WATERS OF NORTHWESTERN PUERTO RICO OUT 10 NM- COASTAL WATERS OF SOUTHWESTERN PUERTO RICO OUT 10 NM- 406 AM AST MON APR 18 2016 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 2 PM AST TUESDAY... * WINDS...10 TO 15 KNOT * WAVES/SEAS...5 TO 7 FEET WITH OCCASIONAL SEAS UP TO 9 FEET PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS AND/OR 7 FEET OR GREATER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$
678 WHCA72 TJSJ 181435 MWWSJU URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN JUAN PR 1035 AM AST MON APR 18 2016 ...A NORTHERLY SWELL HAS BEGUN TO CREATE HAZARDOUS SEAS... A NORTHERLY SWELL HAS BEGUN TO CREATE HAZARDOUS SEAS ACROSS THE ATLANTIC WATERS AND CARIBBEAN PASSAGES THAT WILL CONTINUE IN THE MOST WELL-ALIGNED PLACES THROUGH AT LEAST WEDNESDAY. AMZ722-182245- /O.EXB.TJSJ.SC.Y.0015.160418T1435Z-160419T0600Z/ ANEGADA PASSAGE SOUTHWARD TO 17N- 1035 AM AST MON APR 18 2016 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 AM AST TUESDAY... THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS ISSUED A SMALL CRAFT ADVISORY...WHICH IS IN EFFECT UNTIL 2 AM AST TUESDAY. * WINDS...10 TO 15 KNOTS * WAVES/SEAS...5 TO 7 FEET WITH OCCASIONAL SEAS UP TO 9 FEET PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS AND/OR 7 FEET OR GREATER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ AMZ715-182245- /O.EXB.TJSJ.SC.Y.0015.160418T1435Z-160420T0000Z/ COASTAL WATERS OF NORTHERN USVI AND CULEBRA OUT 10 NM- 1035 AM AST MON APR 18 2016 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM AST TUESDAY... THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS ISSUED A SMALL CRAFT ADVISORY...WHICH IS IN EFFECT UNTIL 8 PM AST TUESDAY. * WINDS...5 TO 10 KNOTS * WAVES/SEAS...4 TO 7 FEET WITH OCCASIONAL SEAS UP TO 8 FEET PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS AND/OR 7 FEET OR GREATER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ AMZ741-182245- /O.EXT.TJSJ.SC.Y.0015.160418T1435Z-160421T1800Z/ MONA PASSAGE SOUTHWARD TO 17N- 1035 AM AST MON APR 18 2016 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 2 PM AST THURSDAY... * WINDS...10 TO 15 KNOTS INCREASING TO 15 TO 20 KNOTS ON WEDNESDAY. * WAVES/SEAS...5 TO 7 FEET WITH OCCASIONAL SEAS UP TO 9 FEET PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS AND/OR 7 FEET OR GREATER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ AMZ742-182245- /O.EXT.TJSJ.SC.Y.0015.160418T1435Z-160421T1000Z/ COASTAL WATERS OF NORTHWESTERN PUERTO RICO OUT 10 NM- 1035 AM AST MON APR 18 2016 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 6 AM AST THURSDAY... * WINDS...5 TO 10 KNOTS INCREASING TO 10 TO 15 KNOTS ON WEDNESDAY. * WAVES/SEAS...4 TO 7 FEET WITH OCCASIONAL SEAS UP TO 8 FEET PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS AND/OR 7 FEET OR GREATER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ AMZ710-712-182245- /O.EXT.TJSJ.SC.Y.0015.160418T1435Z-160420T1800Z/ ATLC WATERS OF PUERTO RICO AND USVI FROM 10NM TO 19.5N- COASTAL WATERS OF NORTHERN PUERTO RICO OUT 10 NM- 1035 AM AST MON APR 18 2016 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 2 PM AST WEDNESDAY... * WINDS...5 TO 10 KNOTS INCREASING TO 10 TO 15 KNOTS TONIGHT. * WAVES/SEAS...6 TO 8 FEET WITH OCCASIONAL SEAS UP TO 10 FEET PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS AND/OR 7 FEET OR GREATER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ AMZ745-182245- /O.EXT.TJSJ.SC.Y.0015.160419T0000Z-160420T0000Z/ COASTAL WATERS OF SOUTHWESTERN PUERTO RICO OUT 10 NM- 1035 AM AST MON APR 18 2016 ...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 8 PM THIS EVENING TO 8 PM AST TUESDAY... * WINDS...10 TO 15 KNOTS * WAVES/SEAS...3 TO 7 FEET WITH OCCASIONAL SEAS UP TO 8 FEET PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS AND/OR 7 FEET OR GREATER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$
050 WHCA72 TJSJ 182032 MWWSJU URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN JUAN PR 432 PM AST MON APR 18 2016 ...A NORTHERLY SWELL HAS BEGUN TO CREATE HAZARDOUS SEAS... A NORTHERLY SWELL HAS BEGUN TO CREATE HAZARDOUS SEAS ACROSS THE ATLANTIC WATERS AND CARIBBEAN PASSAGES. THE SWELL ACTION WILL CONTINUE TO AFFECT PORTIONS OF THE REGIONAL WATERS THROUGH LATE WEDNESDAY NIGHT OR EARLY THURSDAY. AMZ722-190445- /O.CON.TJSJ.SC.Y.0015.000000T0000Z-160419T0600Z/ ANEGADA PASSAGE SOUTHWARD TO 17N- 432 PM AST MON APR 18 2016 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 AM AST TUESDAY... * WINDS...10 TO 15 KNOTS * WAVES/SEAS...5 TO 7 FEET WITH OCCASIONAL SEAS UP TO 9 FEET PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS AND/OR 7 FEET OR GREATER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ AMZ741-190445- /O.CON.TJSJ.SC.Y.0015.000000T0000Z-160421T1800Z/ MONA PASSAGE SOUTHWARD TO 17N- 432 PM AST MON APR 18 2016 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM AST THURSDAY... * WINDS...10 TO 15 KNOTS INCREASING TO 15 TO 20 KNOTS ON WEDNESDAY. * WAVES/SEAS...5 TO 7 FEET WITH OCCASIONAL SEAS UP TO 9 FEET PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS AND/OR 7 FEET OR GREATER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ AMZ742-190445- /O.CON.TJSJ.SC.Y.0015.000000T0000Z-160421T1000Z/ COASTAL WATERS OF NORTHWESTERN PUERTO RICO OUT 10 NM- 432 PM AST MON APR 18 2016 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL EARLY THURSDAY MORNING... * WINDS...5 TO 10 KNOTS INCREASING TO 10 TO 15 KNOTS ON WEDNESDAY. * WAVES/SEAS...4 TO 7 FEET WITH OCCASIONAL SEAS UP TO 8 FEET PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS AND/OR 7 FEET OR GREATER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ AMZ710-712-190445- /O.CON.TJSJ.SC.Y.0015.000000T0000Z-160420T1800Z/ ATLC WATERS OF PUERTO RICO AND USVI FROM 10NM TO 19.5N- COASTAL WATERS OF NORTHERN PUERTO RICO OUT 10 NM- 432 PM AST MON APR 18 2016 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM AST WEDNESDAY... * WINDS...5 TO 10 KNOTS INCREASING TO 10 TO 15 KNOTS TONIGHT. * WAVES/SEAS...6 TO 8 FEET WITH OCCASIONAL SEAS UP TO 10 FEET PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS AND/OR 7 FEET OR GREATER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ AMZ715-190445- /O.CON.TJSJ.SC.Y.0015.000000T0000Z-160420T0000Z/ COASTAL WATERS OF NORTHERN USVI AND CULEBRA OUT 10 NM- 432 PM AST MON APR 18 2016 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM AST TUESDAY... * WINDS...5 TO 10 KNOTS * WAVES/SEAS...4 TO 7 FEET WITH OCCASIONAL SEAS UP TO 8 FEET PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS AND/OR 7 FEET OR GREATER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ AMZ745-190445- /O.CON.TJSJ.SC.Y.0015.160419T0000Z-160420T0000Z/ COASTAL WATERS OF SOUTHWESTERN PUERTO RICO OUT 10 NM- 432 PM AST MON APR 18 2016 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 8 PM AST TUESDAY... * WINDS...10 TO 15 KNOTS * WAVES/SEAS...4 TO 7 FEET WITH OCCASIONAL SEAS UP TO 8 FEET PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS AND/OR 7 FEET OR GREATER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$
943 WHCA72 TJSJ 190154 MWWSJU URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN JUAN PR 954 PM AST MON APR 18 2016 ...A NORTHERLY SWELL WILL CONTINUE TO CREATE HAZARDOUS SEAS... A NORTHERLY SWELL HAS BEGUN TO CREATE HAZARDOUS SEAS ACROSS THE ATLANTIC WATERS AND CARIBBEAN PASSAGES. THE SWELL ACTION WILL CONTINUE TO AFFECT PORTIONS OF THE REGIONAL WATERS THROUGH LATE WEDNESDAY NIGHT OR EARLY THURSDAY. AMZ722-190600- /O.CON.TJSJ.SC.Y.0015.000000T0000Z-160419T0600Z/ ANEGADA PASSAGE SOUTHWARD TO 17N- 954 PM AST MON APR 18 2016 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 AM AST TUESDAY... * WINDS...10 TO 15 KNOTS * WAVES/SEAS...5 TO 7 FEET WITH OCCASIONAL SEAS UP TO 9 FEET PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS AND/OR 7 FEET OR GREATER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ AMZ715-745-191000- /O.CON.TJSJ.SC.Y.0015.000000T0000Z-160420T0000Z/ COASTAL WATERS OF NORTHERN USVI AND CULEBRA OUT 10 NM- COASTAL WATERS OF SOUTHWESTERN PUERTO RICO OUT 10 NM- 954 PM AST MON APR 18 2016 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM AST TUESDAY... * WINDS...10 TO 15 KNOTS * WAVES/SEAS...4 TO 7 FEET WITH OCCASIONAL SEAS UP TO 8 FEET PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS AND/OR 7 FEET OR GREATER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ AMZ741-191000- /O.CON.TJSJ.SC.Y.0015.000000T0000Z-160421T1800Z/ MONA PASSAGE SOUTHWARD TO 17N- 954 PM AST MON APR 18 2016 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM AST THURSDAY... * WINDS...10 TO 15 KNOTS INCREASING TO 15 TO 20 KNOTS ON WEDNESDAY. * WAVES/SEAS...5 TO 7 FEET WITH OCCASIONAL SEAS UP TO 9 FEET PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS AND/OR 7 FEET OR GREATER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ AMZ742-191000- /O.CON.TJSJ.SC.Y.0015.000000T0000Z-160421T1000Z/ COASTAL WATERS OF NORTHWESTERN PUERTO RICO OUT 10 NM- 954 PM AST MON APR 18 2016 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM AST THURSDAY... * WINDS...5 TO 10 KNOTS INCREASING TO 10 TO 15 KNOTS ON WEDNESDAY. * WAVES/SEAS...4 TO 7 FEET WITH OCCASIONAL SEAS UP TO 8 FEET PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS AND/OR 7 FEET OR GREATER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ AMZ710-712-191000- /O.CON.TJSJ.SC.Y.0015.000000T0000Z-160420T1800Z/ ATLC WATERS OF PUERTO RICO AND USVI FROM 10NM TO 19.5N- COASTAL WATERS OF NORTHERN PUERTO RICO OUT 10 NM- 954 PM AST MON APR 18 2016 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM AST WEDNESDAY... * WINDS...5 TO 10 KNOTS INCREASING TO 10 TO 15 KNOTS TONIGHT. * WAVES/SEAS...6 TO 8 FEET WITH OCCASIONAL SEAS UP TO 10 FEET PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS AND/OR 7 FEET OR GREATER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$
531 WHCA72 TJSJ 190818 MWWSJU URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN JUAN PR 418 AM AST TUE APR 19 2016 ...A NORTHERLY SWELL WILL CONTINUE TO CREATE HAZARDOUS SEAS... A NORTHERLY SWELL WILL CONTINUE TO CREATE HAZARDOUS SEAS ACROSS THE ATLANTIC WATERS AND CARIBBEAN PASSAGES. THE SWELL ACTION WILL AFFECT PORTIONS OF THE REGIONAL WATERS THROUGH LATE WEDNESDAY NIGHT OR EARLY THURSDAY. AMZ710-741-191630- /O.EXT.TJSJ.SC.Y.0015.000000T0000Z-160421T1000Z/ ATLC WATERS OF PUERTO RICO AND USVI FROM 10NM TO 19.5N- MONA PASSAGE SOUTHWARD TO 17N- 418 AM AST TUE APR 19 2016 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 6 AM AST THURSDAY... * WINDS...10 TO 20 KNOTS. * WAVES/SEAS...6 TO 8 FEET WITH OCCASIONAL SEAS UP TO 10 FEET PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS AND/OR 7 FEET OR GREATER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ AMZ712-742-191630- /O.EXT.TJSJ.SC.Y.0015.000000T0000Z-160420T0600Z/ COASTAL WATERS OF NORTHERN PUERTO RICO OUT 10 NM- COASTAL WATERS OF NORTHWESTERN PUERTO RICO OUT 10 NM- 418 AM AST TUE APR 19 2016 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 2 AM AST WEDNESDAY... * WINDS...10 TO 20 KNOTS. * WAVES/SEAS...4 TO 8 FEET WITH OCCASIONAL SEAS UP TO 10 FEET PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS AND/OR 7 FEET OR GREATER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ AMZ715-745-191630- /O.CON.TJSJ.SC.Y.0015.000000T0000Z-160420T0000Z/ COASTAL WATERS OF NORTHERN USVI AND CULEBRA OUT 10 NM- COASTAL WATERS OF SOUTHWESTERN PUERTO RICO OUT 10 NM- 418 AM AST TUE APR 19 2016 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM AST THIS EVENING... * WINDS...10 TO 15 KNOTS * WAVES/SEAS...4 TO 7 FEET WITH OCCASIONAL SEAS UP TO 8 FEET PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS AND/OR 7 FEET OR GREATER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$
291 WHCA72 TJSJ 191445 MWWSJU URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN JUAN PR 1045 AM AST TUE APR 19 2016 ...A NORTHERLY SWELL WILL CONTINUE TO CREATE HAZARDOUS SEAS... A NORTHERLY SWELL WILL CONTINUE TO CREATE HAZARDOUS SEAS ACROSS THE ATLANTIC WATERS AND CARIBBEAN PASSAGES. THE SWELL ACTION WILL AFFECT PORTIONS OF THE REGIONAL WATERS THROUGH LATE WEDNESDAY NIGHT OR EARLY THURSDAY. AMZ715-745-192245- /O.CON.TJSJ.SC.Y.0015.000000T0000Z-160420T0000Z/ COASTAL WATERS OF NORTHERN USVI AND CULEBRA OUT 10 NM- COASTAL WATERS OF SOUTHWESTERN PUERTO RICO OUT 10 NM- 1045 AM AST TUE APR 19 2016 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM AST THIS EVENING... * WINDS...10 TO 15 KNOTS * WAVES/SEAS...4 TO 7 FEET WITH OCCASIONAL SEAS UP TO 8 FEET PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS AND/OR 7 FEET OR GREATER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ AMZ710-741-192245- /O.CON.TJSJ.SC.Y.0015.000000T0000Z-160421T1000Z/ ATLC WATERS OF PUERTO RICO AND USVI FROM 10NM TO 19.5N- MONA PASSAGE SOUTHWARD TO 17N- 1045 AM AST TUE APR 19 2016 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM AST THURSDAY... * WINDS...10 TO 20 KNOTS. * WAVES/SEAS...6 TO 8 FEET WITH OCCASIONAL SEAS UP TO 10 FEET PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS AND/OR 7 FEET OR GREATER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ AMZ712-742-192245- /O.CON.TJSJ.SC.Y.0015.000000T0000Z-160420T0600Z/ COASTAL WATERS OF NORTHERN PUERTO RICO OUT 10 NM- COASTAL WATERS OF NORTHWESTERN PUERTO RICO OUT 10 NM- 1045 AM AST TUE APR 19 2016 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 AM AST WEDNESDAY... * WINDS...10 TO 20 KNOTS. * WAVES/SEAS...4 TO 8 FEET WITH OCCASIONAL SEAS UP TO 10 FEET PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS AND/OR 7 FEET OR GREATER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$
237 WHCA72 TJSJ 192037 MWWSJU URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN JUAN PR 437 PM AST TUE APR 19 2016 ...A NORTHERLY SWELL WILL CONTINUE TO CREATE HAZARDOUS SEAS... A NORTHERLY SWELL WILL CREATE HAZARDOUS SEAS ACROSS THE ATLANTIC WATERS AND CARIBBEAN PASSAGES. THE SWELL ACTION WILL CONTINUE TO GRADUALLY SUBSIDE THROUGH WEDNESDAY. AMZ715-745-200000- /O.CON.TJSJ.SC.Y.0015.000000T0000Z-160420T0000Z/ COASTAL WATERS OF NORTHERN USVI AND CULEBRA OUT 10 NM- COASTAL WATERS OF SOUTHWESTERN PUERTO RICO OUT 10 NM- 437 PM AST TUE APR 19 2016 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM AST THIS EVENING... * WINDS...10 TO 15 KNOTS * WAVES/SEAS...4 TO 7 FEET WITH OCCASIONAL SEAS UP TO 8 FEET PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS AND/OR 7 FEET OR GREATER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ AMZ710-741-200445- /O.CON.TJSJ.SC.Y.0015.000000T0000Z-160421T1000Z/ ATLC WATERS OF PUERTO RICO AND USVI FROM 10NM TO 19.5N- MONA PASSAGE SOUTHWARD TO 17N- 437 PM AST TUE APR 19 2016 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM AST THURSDAY... * WINDS...10 TO 20 KNOTS. * WAVES/SEAS...6 TO 8 FEET WITH OCCASIONAL SEAS UP TO 10 FEET PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS AND/OR 7 FEET OR GREATER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ AMZ712-742-200445- /O.CON.TJSJ.SC.Y.0015.000000T0000Z-160420T0600Z/ COASTAL WATERS OF NORTHERN PUERTO RICO OUT 10 NM- COASTAL WATERS OF NORTHWESTERN PUERTO RICO OUT 10 NM- 437 PM AST TUE APR 19 2016 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 AM AST WEDNESDAY... * WINDS...10 TO 20 KNOTS. * WAVES/SEAS...4 TO 8 FEET WITH OCCASIONAL SEAS UP TO 10 FEET PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS AND/OR 7 FEET OR GREATER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$
468 WHCA72 TJSJ 200201 MWWSJU URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN JUAN PR 1001 PM AST TUE APR 19 2016 ...A NORTHERLY SWELL WILL CONTINUE TO CREATE HAZARDOUS SEAS... A NORTHERLY SWELL WILL CREATE HAZARDOUS SEAS ACROSS THE ATLANTIC WATERS AND CARIBBEAN PASSAGES. THE SWELL ACTION WILL CONTINUE TO GRADUALLY SUBSIDE THROUGH WEDNESDAY. AMZ710-712-742-200900- /O.EXT.TJSJ.SC.Y.0015.000000T0000Z-160420T0900Z/ ATLC WATERS OF PUERTO RICO AND USVI FROM 10NM TO 19.5N- COASTAL WATERS OF NORTHERN PUERTO RICO OUT 10 NM- COASTAL WATERS OF NORTHWESTERN PUERTO RICO OUT 10 NM- 1001 PM AST TUE APR 19 2016 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 5 AM AST WEDNESDAY... * WINDS...10 TO 20 KNOTS. * WAVES/SEAS...4 TO 8 FEET WITH OCCASIONAL SEAS UP TO 10 FEET PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS AND/OR 7 FEET OR GREATER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ AMZ741-201015- /O.EXT.TJSJ.SC.Y.0015.000000T0000Z-160420T1200Z/ MONA PASSAGE SOUTHWARD TO 17N- 1001 PM AST TUE APR 19 2016 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 8 AM AST WEDNESDAY... * WINDS...10 TO 20 KNOTS. * WAVES/SEAS...6 TO 8 FEET WITH OCCASIONAL SEAS UP TO 10 FEET PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS AND/OR 7 FEET OR GREATER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$
085 WHCA72 TJSJ 200817 MWWSJU URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN JUAN PR 417 AM AST WED APR 20 2016 AMZ710-712-742-200930- /O.CAN.TJSJ.SC.Y.0015.000000T0000Z-160420T0900Z/ ATLC WATERS OF PUERTO RICO AND USVI FROM 10NM TO 19.5N- COASTAL WATERS OF NORTHERN PUERTO RICO OUT 10 NM- COASTAL WATERS OF NORTHWESTERN PUERTO RICO OUT 10 NM- 417 AM AST WED APR 20 2016 ...SMALL CRAFT ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS CANCELLED THE SMALL CRAFT ADVISORY. SEAS HAVE DIMINISHED BELOW SMALL CRAFT ADVISORY CRITERIA. HOWEVER...SMALL CRAFT SHOULD EXERCISE CAUTION. $$ AMZ741-200930- /O.CAN.TJSJ.SC.Y.0015.000000T0000Z-160420T1200Z/ MONA PASSAGE SOUTHWARD TO 17N- 417 AM AST WED APR 20 2016 ...SMALL CRAFT ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS CANCELLED THE SMALL CRAFT ADVISORY. SEAS HAVE DIMINISHED BELOW SMALL CRAFT ADVISORY CRITERIA. HOWEVER...SMALL CRAFT SHOULD EXERCISE CAUTION. $$
What forecasters said that day
The local office's own words before this small craft advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS JSJ wrote its last area forecast discussion before this small craft advisory went out at Apr 17, 12:58 PM CDT, 7 hours 57 minutes earlier.
Area forecast discussion, Apr 17, 12:58 PM CDT, 7 hours 57 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE SAN JUAN PR 158 PM AST SUN APR 17 2016 .SYNOPSIS...AT UPPER LEVELS...A STRONG JET...WITH CORE VELOCITIES UP TO 120 KNOTS...WILL MOVE THROUGH THE ATLANTIC WATERS JUST NORTH OF THE LOCAL AREA IN ASSOCIATION WITH A TROUGH MOVING TOWARD THE AREA FROM THE NORTHWEST. A MILD RIDGE WILL FOLLOW AFTER TUESDAY AND CONTINUE THROUGH FRIDAY. AT MID LEVELS...AT MID LEVELS...A TROUGH WILL DEEPEN OVER HISPANIOLA TONIGHT THROUGH TUESDAY BUT WILL WEAKEN AS IT PASSES OVER THE AREA MID WEEK. HIGH PRESSURE WILL SPREAD FROM THE EAST OVER THE CARIBBEAN DURING THE REST OF THE WEEK. AT LOWER LEVELS...A FRONTAL BOUNDARY APPROACHES FROM THE NORTH NORTHWEST...WHILE MOISTURE INCREASES FROM THE SOUTH...INCREASING SHOWERS AND THE CHANCE OF THUNDERSTORMS FOR MUCH OF THE REST OF THE WEEK. && .DISCUSSION...PREVIOUS SUPPLEMENTAL DISCUSSION HOLDS...THE LATEST GFS AND NAM MODEL RUNS HAVE ALL FOLLOWED THE PATTERN THAT THEY HAVE BEEN DEMONSTRATING FOR THE LAST 72 HOURS IN THAT THEY HAVE GREATLY OVER-ESTIMATED THE CHANCE OF SHOWERS OVER PUERTO RICO AND INDEED MUCH OF THE LOCAL WATERS SURROUNDING PUERTO RICO AND THE U.S. VIRGIN ISLANDS. ALTHOUGH MOISTURE IS INCREASING...LOW LEVEL MOISTURE IS STILL NOT APPARENT...EITHER OVER THE LOCAL FORECAST AREA OR OVER THE CARIBBEAN UPSTREAM TO SOUTH AMERICA. ALSO THUNDERSTORMS ARE NOT PRESENT OVER THE CARIBBEAN AS WOULD BE EXPECTED IF AN UNSTABLE AND VERY MOIST AIR MASS WERE ENROUTE TO THE AREA. CLOSE EXAMINATION OF THE GFS MODEL CROSS SECTIONS ALSO SHOWS THAT THE MAJORITY OF THE MOISTURE FORECAST WILL BE CONTAINED IN MID CLOUD LAYERS EXPECTED TO INCREASE OVER THE AREA DURING THE NEXT 24 HOURS. MOISTURE INCREASES AT THESE LEVELS AFTER MONDAY EVEN AS THE HEIGHT OF THE GOOD MOISTURE DECREASES FROM A PEAK OF AROUND 20 THOUSAND FEET ON 18/18Z OVER PUERTO RICO AND A PEAK OF AROUND 25 THOUSAND FEET JUST SOUTH OF CHARLOTTE AMALIE. THE LATEST GFS...THE 17/12Z RUN...IS FORECASTING STRONG UPPER LEVEL DIVERGENCE MAXIMUMS AT 12Z OVER NORTH CENTRAL PUERTO RICO WITH A WIDE SWATH OF MODERATE DIVERGENCE OVER MUCH OF OUR CARIBBEAN WATERS IN RESPONSE TO A STRENGTHENING JET TO OUR NORTH AT 21.5 DEGREES NORTH BEFORE MUCH OF THE MOISTURE ARRIVES. BUT THE AXIS OF THIS DIVERGENCE SHIFTS TO SOUTH OF SAINT CROIX AND SOUTH OF OUR FORECAST AREA BY 18Z...LEADING TO CONVERGENCE OVER PUERTO RICO. WHILE SOME SHOWERS MAY ACTUALLY MATERIALIZE OFFSHORE TO THE SOUTHWEST OF PUERTO RICO EARLY MONDAY MORNING RAINFALL AMOUNTS WILL HARDLY BE ENOUGH TO CREATE FLOODING SO EARLY. THEN...LATER...CLOUDS WILL BLOCK MUCH OF THE SUNLIGHT NECESSARY TO CREATE LOCAL INSTABILITY FOR THUNDERSTORMS...MEANING THAT VERY HEAVY SHOWERS NECESSARY FOR WIDESPREAD FLOODING MAY ONLY BE ISOLATED OCCURRENCES NOT CAPABLE OF DOING MORE THAN CREATING URBAN AND SMALL STREAM FLOODING IN LOCALIZED INTERIOR AREAS. ALSO THE ECMWF APPEARS TO BE FOLLOWING A SIMILAR FORECASTING TREND. THIS MODEL HAS TONED DOWN RAIN AMOUNTS EXPECTED FOR MONDAY AND TUESDAY AND SHIFTED THEM SOUTH OF SAINT CROIX. && .HYDROLOGY...WITH MODELS FORECASTING THE BEST RAINS OVER THE CARIBBEAN SOUTH AND SOUTHEAST OF OUR AREA OF RESPONSIBILITY AND MODELS CONTINUING TO OVER-FORECAST TODAY WHERE LITTLE OR NO SIGNIFICANT SHOWERS HAVE BEEN OCCURRING (UP THROUGH 2PM AST)...WILL NOT ISSUE A FLASH FLOOD WATCH AT THIS TIME FOR PUERTO RICO OR THE U.S. VIRGIN ISLANDS. SOME URBAN AND SMALL STREAM FLOODING MAY BE POSSIBLE ACROSS INTERIOR AND NORTHEAST PUERTO RICO MONDAY AFTERNOON...BUT IT SHOULD BE MANAGEABLE. && .AVIATION...MAINLY VFR EXPECTED OVERNIGHT. HOWEVER...SHRA INCREASES ACROSS THE CARIBBEAN WATERS/ANEGADA PASSAGE BY 18/10Z...AND ISLD TSRA AFTER 18/16Z. IMPACTING FIRST THE LEEWARD/USVI TERMINALS AND THEN THE PR TERMINALS ON MONDAY AFTERNOON. LIGHT AND VARIABLE WINDS THRU THE OVERNIGHT HOURS...INCREASING TO AROUND 10 KT FROM THE NE BY 18/13Z. && .MARINE...SEAS AT 41043 HAVE BEEN RUNNING AROUND 5 FEET WITH THE DOMINANT PERIOD OF 12 TO 15 SECONDS. THE LOW NORTH OF THE FORECAST AREA IS STILL STRENGTHENING AND SEAS AT BOUY 41048 ABOUT 948 MILES NORTH NORTHWEST OF SAN JUAN HAVE RISEN TO 15 FEET WITH A PERIOD OF 8 SECONDS WITH AN 8 FOOT SWELL WITH A PERIOD OF ALMOST 15 SECONDS. THE CENTER OF THIS SWELL TRAIN HOWEVER WILL ARRIVE WEST OF US SOMETIME LATE MONDAY NIGHT. THIS IS ENOUGH TO CREATE A HIGH RISK OF RIP CURRENTS AND HIGH SURF ALONG SOME NORTH FACING BEACHES OF PUERTO RICO...BUT NOT BEFORE LATE MONDAY. CURRENT FORECAST APPEARS ON TRACK. SMALL CRAFT ADVISORIES FOR SEAS GREATER THAN 7 FEET IN THE ATLANTIC AND SOME PASSAGES BY MONDAY NIGHT ARE EXPECTED. && .PRELIMINARY POINT TEMPS/POPS... SJU 77 85 75 85 / 10 60 50 50 STT 76 85 74 85 / 10 50 60 60 && .SJU WATCHES/WARNINGS/ADVISORIES... PR...NONE. VI...NONE. AM...NONE. && 13/12
Hazardous weather outlook, Apr 17, 5:13 AM CDT, 15 hours 42 minutes before
PERSPECTIVAS SOBRE CONDICIONES PELIGROSAS DEL TIEMPO...ACTUALIZADO SERVICIO NACIONAL DE METEOROLOGIA SAN JUAN PR 504 AM AST DOMINGO 17 DE ABRIL DE 2016 AMZ710>745-PRZ001>013-181000- SAN JUAN Y VECINDAD-NORESTE-SURESTE-INTERIOR ESTE- NORTE CENTRAL-INTERIOR CENTRAL-PONCE Y VECINDAD-NOROESTE- INTERIOR OESTE-MAYAGUEZ Y VECINDAD-SUROESTE-CULEBRA-VIEQUES- AGUAS COSTERAS Y LEJOS DE LA COSTA DEL ATLANTICO Y DEL CARIBE- 504 AM AST DOMINGO 17 DE ABRIL DE 2016 ESTA PERSPECTIVA SOBRE LAS CONDICIONES PELIGROSAS DEL TIEMPO ES PARA PUERTO RICO Y LAS AGUAS COSTERAS ADYACENTES DEL ATLANTICO. .DIA UNO...HOY Y ESTA NOCHE .CORRIENTES SUBMARINAS...EXISTE UN RIESGO MODERADO DE CORRIENTES SUBMARINAS PARA LA COSTA NORTE DE PUERTO RICO...CULEBRA Y VIEQUES. .DIAS DOS HASTA SIETE...LUNES A SABADO LOS MODELOS CONTINUAN INDICANDO UN POTENCIAL DE LLUVIA SIGNIFICATIVA PARA EL LUNES Y EL MARTES. AREAS DE INUNDACIONES URBANAS Y DE RIACHUELOS PEQUENOS PUDIERAN OCURRIR...ESPECIALMENTE A TRAVES DEL ESTE DE PUERTO RICO...INCLUYENDO VIEQUES Y CULEBRA. INUNDACIONES REPENTINAS LOCALIZADAS NO SE PUEDEN DESCARTAR. UNA MAREJADA DEL NORTE SE ESPERA QUE INVADE LAS AGUAS LOCALES EL LUNES. ESTO RESULTARA OLAS SOBRE 7 PIES A TRAVES DE LAS AGUAS DEL ATLANTICO Y PASAJES LOCALES PARA EL LUNES AL ANOCHECER...DURANDO HASTA EL MIERCOLES. .COMUNICADO SOBRE INFORMACION REPORTADA POR OBSERVADORES... NO SE ANTICIPA ACTIVACION AMPLIA DE OBSERVADORES...SIN EMBARGO...SE LES EXHORTA A LOS OBSERVADORES INDIVIDUALES A REPORTAR CORRIENTES SUBMARINAS AL SERVICIO NACIONAL DE METEOROLOGIA EN SAN JUAN. AMZ715-725-VIZ001-002-181000- SAN TOMAS SAN JOHN E ISLAS ADYACENTES-SANTA CRUZ- AGUAS CERCA DE LA COSTA DEL ATLANTICO Y AGUAS COSTERAS ADYACENTES DEL CARIBE- 504 AM AST DOMINGO 17 DE ABRIL DE 2016 ESTA PERSPECTIVA SOBRE LAS CONDICIONES PELIGROSAS DEL TIEMPO ES PARA LAS ISLAS VIRGENES AMERICANAS Y LAS AGUAS ADYACENTES COSTERAS. .DIA UNO...HOY Y ESTA NOCHE .CORRIENTES SUBMARINAS...EXISTE RIESGO MODERADO DE CORRIENTES SUBMARINAS PARA LA COSTA NORTE Y ESTE DE SANTA CRUZ AL IGUAL QUE LA COSTA NOROESTE DE SAN TOMAS. .DIAS DOS HASTA SIETE...LUNES A SABADO LOS MODELOS CONTINUAN INDICANDO UN POTENCIAL DE AGUACEROS Y TRONADAS SIGNIFICATIVAS EL LUNES Y MARTES. AREAS DE INUNDACIONES URBANAS Y DE RIACHUELOS PEQUENOS PUDIERAN OCURRIR. AUNQUE ESTOS AGUACEROS Y TRONADAS PUDIERAN AFECTAR TODAS LAS ISLAS VIRGENES AMERICANAS...LOS MODELOS MAS RECIENTES FAVORECEN LA ACTIVIDAD MAS SIGNIFICATIVA CERCA DE SANTA CRUZ EL LUNES...Y SOBRE TODAS LAS ISLAS VIRGENES EL MARTES. INUNDACIONES REPENTINAS LOCALIZADAS NO SE PUEDEN DESCARTAR. UNA MAREJADA DEL NORTE SE ESPERA QUE INVADE LAS AGUAS LOCALES EL LUNES. ESTO RESULTARA OLAS SOBRE 7 PIES A TRAVES DE LAS AGUAS DEL ATLANTICO Y PASAJES LOCALES PARA EL LUNES AL ANOCHECER...DURANDO HASTA EL MIERCOLES. .COMUNICADO SOBRE INFORMACION REPORTADA POR OBSERVADORES... NO SE ANTICIPA ACTIVACION AMPLIA DE OBSERVADORES...SIN EMBARGO...SE LES EXHORTA A LOS OBSERVADORES INDIVIDUALES A REPORTAR CORRIENTES SUBMARINAS AL SERVICIO NACIONAL DE METEOROLOGIA EN SAN JUAN.
The office that day
Everything else NWS JSJ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 17, 8:59 PM CDT | Rip Current Statement | JSJ | 4 days | |
| Apr 18, 9:58 AM CDT | High Surf Advisory | JSJ | 41 hr | |
| Apr 18, 2:00 PM CDT | Areal Flood Advisory | JSJ | 4 hr | |
| Apr 18, 2:08 PM CDT | Areal Flood Advisory | JSJ | 4 hr | |
| Apr 18, 3:48 PM CDT | Areal Flood Advisory | JSJ | 117 min | |
| Apr 18, 6:33 PM CDT | Areal Flood Advisory | JSJ | 3 hr |
Nearby
Small Craft Advisories in Puerto Rico, 2016Every small craft advisory in 2016
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.