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TROPICAL STORM GONZALO FORECAST/ADVISORY NUMBER   9
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL072020
2100 UTC THU JUL 23 2020
 
CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...
 
THE GOVERNMENT OF TRINIDAD AND TOBAGO HAS ISSUED A TROPICAL STORM
WATCH FOR TOBAGO AND GRENADA.
 
SUMMARY OF WATCHES AND WARNING IN EFFECT...
 
A HURRICANE WATCH IS IN EFFECT FOR...
* BARBADOS
* ST. VINCENT AND THE GRENADINES
 
A TROPICAL STORM WATCH IS IN EFFECT FOR...
* TOBAGO
* GRENADA
 
A HURRICANE WATCH MEANS THAT HURRICANE CONDITIONS ARE POSSIBLE
WITHIN THE WATCH AREA.  A WATCH IS TYPICALLY ISSUED 48 HOURS BEFORE
THE ANTICIPATED FIRST OCCURRENCE OF TROPICAL-STORM-FORCE
WINDS...CONDITIONS THAT MAKE OUTSIDE PREPARATIONS DIFFICULT OR
DANGEROUS.
 
A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE
POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 48 HOURS.
 
INTERESTS ELSEWHERE IN THE WINDWARD ISLANDS SHOULD MONITOR THE
PROGRESS OF THIS SYSTEM.  ADDITIONAL WATCHES OR WARNINGS WILL
LIKELY BE REQUIRED FOR SOME OF THESE ISLANDS TONIGHT OR ON FRIDAY.
 
TROPICAL STORM CENTER LOCATED NEAR  9.8N  49.4W AT 23/2100Z
POSITION ACCURATE WITHIN  20 NM
 
PRESENT MOVEMENT TOWARD THE WEST OR 275 DEGREES AT  11 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE 1000 MB
MAX SUSTAINED WINDS  50 KT WITH GUSTS TO  60 KT.
50 KT....... 10NE   0SE   0SW  10NW.
34 KT....... 20NE  10SE  10SW  20NW.
12 FT SEAS.. 45NE  30SE  30SW  45NW.
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  9.8N  49.4W AT 23/2100Z
AT 23/1800Z CENTER WAS LOCATED NEAR  9.7N  48.8W
 
FORECAST VALID 24/0600Z 10.0N  51.2W
MAX WIND  55 KT...GUSTS  65 KT.
50 KT... 20NE   0SE   0SW  20NW.
34 KT... 30NE  20SE  10SW  30NW.
 
FORECAST VALID 24/1800Z 10.5N  53.8W
MAX WIND  60 KT...GUSTS  75 KT.
50 KT... 20NE  10SE   0SW  20NW.
34 KT... 40NE  30SE  20SW  40NW.
 
FORECAST VALID 25/0600Z 11.1N  56.6W
MAX WIND  65 KT...GUSTS  80 KT.
64 KT... 10NE   0SE   0SW  10NW.
50 KT... 20NE  10SE   0SW  20NW.
34 KT... 50NE  30SE  20SW  50NW.
 
FORECAST VALID 25/1800Z 12.0N  59.7W
MAX WIND  65 KT...GUSTS  80 KT.
64 KT... 10NE   0SE   0SW  10NW.
50 KT... 20NE  10SE  10SW  20NW.
34 KT... 50NE  30SE  20SW  50NW.
 
FORECAST VALID 26/0600Z 13.0N  62.6W
MAX WIND  60 KT...GUSTS  75 KT.
50 KT... 20NE  10SE  10SW  20NW.
34 KT... 50NE  20SE  20SW  50NW.
 
FORECAST VALID 26/1800Z 13.8N  65.6W
MAX WIND  55 KT...GUSTS  65 KT.
50 KT... 20NE   0SE   0SW  20NW.
34 KT... 50NE  20SE  20SW  50NW.
 
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 27/1800Z 14.5N  72.0W
MAX WIND  40 KT...GUSTS  50 KT.
 
OUTLOOK VALID 28/1800Z...DISSIPATED
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF  9.8N  49.4W
 
INTERMEDIATE PUBLIC ADVISORY...WTNT32 KNHC/MIATCPAT2...AT 24/0000Z
 
NEXT ADVISORY AT 24/0300Z
 
$$
FORECASTER BERG
 
 
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