000
WTNT23 KNHC 201450
TCMAT3
 
TROPICAL DEPRESSION THIRTEEN FORECAST/ADVISORY NUMBER   3
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL132020
1500 UTC THU AUG 20 2020
 
CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...
 
NONE
 
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
 
A TROPICAL STORM WATCH IS IN EFFECT FOR...
* SABA AND ST. EUSTATIUS
* ST. MAARTEN
* ANTIGUA...BARBUDA...ST. KITTS...NEVIS...AND ANGUILLA
 
A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE
POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 48 HOURS.
 
INTERESTS ELSEWHERE IN THE NORTHERN LEEWARD ISLANDS...THE VIRGIN
ISLANDS...AND PUERTO RICO SHOULD MONITOR THE PROGRESS OF THIS
SYSTEM...AS ADDITIONAL TROPICAL STORM WATCHES OR WARNINGS WILL
BE REQUIRED FOR PORTIONS OF THOSE AREAS LATER TODAY.
 
TROPICAL DEPRESSION CENTER LOCATED NEAR 16.0N  52.0W AT 20/1500Z
POSITION ACCURATE WITHIN  30 NM
 
PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 290 DEGREES AT  18 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE 1008 MB
MAX SUSTAINED WINDS  30 KT WITH GUSTS TO  40 KT.
WINDS AND SEAS VARY GREATLY IN EACH QUADRANT.  RADII IN NAUTICAL
MILES ARE THE LARGEST RADII EXPECTED ANYWHERE IN THAT QUADRANT.
 
REPEAT...CENTER LOCATED NEAR 16.0N  52.0W AT 20/1500Z
AT 20/1200Z CENTER WAS LOCATED NEAR 15.7N  50.9W
 
FORECAST VALID 21/0000Z 17.0N  54.7W
MAX WIND  35 KT...GUSTS  45 KT.
34 KT... 30NE  30SE   0SW  30NW.
 
FORECAST VALID 21/1200Z 18.0N  58.3W
MAX WIND  40 KT...GUSTS  50 KT.
34 KT... 40NE  40SE   0SW  30NW.
 
FORECAST VALID 22/0000Z 18.9N  61.6W
MAX WIND  45 KT...GUSTS  55 KT.
34 KT... 70NE  60SE   0SW  50NW.
 
FORECAST VALID 22/1200Z 19.6N  64.7W
MAX WIND  50 KT...GUSTS  60 KT.
50 KT... 30NE   0SE   0SW   0NW.
34 KT... 90NE  80SE  20SW  70NW.
 
FORECAST VALID 23/0000Z 20.4N  68.1W
MAX WIND  55 KT...GUSTS  65 KT.
50 KT... 40NE   0SE   0SW  30NW.
34 KT...110NE  90SE  30SW  90NW.
 
FORECAST VALID 23/1200Z 21.5N  71.8W
MAX WIND  60 KT...GUSTS  75 KT.
50 KT... 50NE  30SE   0SW  30NW.
34 KT...110NE  90SE  40SW  90NW.
 
EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 150 NM
ON DAY 4 AND 175 NM ON DAY 5...AND FOR INTENSITY NEAR 15 KT EACH DAY
 
OUTLOOK VALID 24/1200Z 24.0N  78.6W
MAX WIND  65 KT...GUSTS  80 KT.
 
OUTLOOK VALID 25/1200Z 27.0N  83.4W
MAX WIND  65 KT...GUSTS  80 KT.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 16.0N  52.0W
 
INTERMEDIATE PUBLIC ADVISORY...WTNT33 KNHC/MIATCPAT3...AT 20/1800Z
 
NEXT ADVISORY AT 20/2100Z
 
$$
FORECASTER BROWN