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HURRICANE ISAIAS FORECAST/ADVISORY NUMBER  14
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL092020
1500 UTC FRI JUL 31 2020
 
CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...
 
A HURRICANE WATCH HAS BEEN ISSUED FOR PORTIONS OF THE FLORIDA EAST
COAST FROM NORTH OF DEERFIELD BEACH NORTHWARD TO THE VOLUSIA- 
BREVARD COUNTY LINE.
 
A TROPICAL STORM WARNING HAS BEEN ISSUED FOR PORTIONS OF THE
FLORIDA EAST COAST FROM NORTH OF OCEAN REEF NORTHWARD TO SEBASTIAN
INLET AND FOR LAKE OKEECHOBEE. 
 
THE GOVERNMENT OF THE DOMINICAN REPUBLIC HAS DISCONTINUED THE
TROPICAL STORM WARNING FOR THE DOMINICAN REPUBLIC.
 
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
 
A HURRICANE WARNING IS IN EFFECT FOR...
* NORTHWESTERN BAHAMAS INCLUDING ANDROS ISLAND...NEW PROVIDENCE... 
ELEUTHERA...ABACOS ISLANDS...BERRY ISLANDS...GRAND BAHAMAS 
ISLAND...AND BIMINI
* SOUTHEASTERN BAHAMAS INCLUDING THE ACKLINS...CROOKED ISLAND...LONG
CAY...THE INAGUAS...MAYAGUANA...AND THE RAGGED ISLANDS
* CENTRAL BAHAMAS...INCLUDING CAT ISLAND...THE EXUMAS...LONG
ISLAND...RUM CAY...AND SAN SALVADOR
 
A HURRICANE WATCH IS IN EFFECT FOR...
* NORTH OF DEERFIELD BEACH TO VOLUSIA-BREVARD COUNTY LINE
 
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* TURKS AND CAICOS ISLANDS
* NORTH OF OCEAN REEF NORTHWARD TO SEBASTIAN INLET
* LAKE OKEECHOBEE
 
INTERESTS ELSEWHERE ALONG THE SOUTHEAST COAST OF THE UNITED STATES
SHOULD MONITOR THE PROGRESS OF THIS SYSTEM.  ADDITIONAL WATCHES OR
WARNINGS MAY BE REQUIRED LATER TODAY. 
 
A HURRICANE WARNING MEANS THAT HURRICANE CONDITIONS ARE EXPECTED
SOMEWHERE WITHIN THE WARNING AREA.  PREPARATIONS TO PROTECT LIFE
AND PROPERTY SHOULD BE RUSHED TO COMPLETION.
 
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 WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA WITHIN 36 HOURS.
 
HURRICANE CENTER LOCATED NEAR 21.7N  74.5W AT 31/1500Z
POSITION ACCURATE WITHIN  20 NM
 
PRESENT MOVEMENT TOWARD THE NORTHWEST OR 305 DEGREES AT  14 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  992 MB
MAX SUSTAINED WINDS  65 KT WITH GUSTS TO  80 KT.
64 KT....... 30NE  20SE   0SW  20NW.
50 KT....... 80NE  40SE  30SW  70NW.
34 KT.......180NE  90SE  50SW 150NW.
12 FT SEAS..300NE 180SE  90SW 300NW.
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 21.7N  74.5W AT 31/1500Z
AT 31/1200Z CENTER WAS LOCATED NEAR 21.3N  74.0W
 
FORECAST VALID 01/0000Z 23.0N  76.1W
MAX WIND  70 KT...GUSTS  85 KT.
64 KT... 30NE  20SE  10SW  20NW.
50 KT... 60NE  40SE  20SW  60NW.
34 KT...150NE  90SE  50SW 130NW.
 
FORECAST VALID 01/1200Z 24.8N  78.0W
MAX WIND  80 KT...GUSTS 100 KT.
64 KT... 20NE  15SE  10SW  20NW.
50 KT... 50NE  30SE  20SW  40NW.
34 KT...120NE  90SE  40SW 110NW.
 
FORECAST VALID 02/0000Z 26.3N  79.2W
MAX WIND  80 KT...GUSTS 100 KT.
64 KT... 20NE  15SE  10SW  20NW.
50 KT... 50NE  30SE  20SW  40NW.
34 KT...120NE  90SE  40SW  80NW.
 
FORECAST VALID 02/1200Z 27.7N  79.8W
MAX WIND  75 KT...GUSTS  90 KT.
64 KT... 20NE  15SE  10SW  20NW.
50 KT... 50NE  30SE  20SW  40NW.
34 KT...110NE  90SE  40SW  70NW.
 
FORECAST VALID 03/0000Z 29.2N  80.0W
MAX WIND  70 KT...GUSTS  85 KT.
50 KT... 40NE  30SE  20SW  40NW.
34 KT...110NE  90SE  50SW  70NW.
 
FORECAST VALID 03/1200Z 31.6N  79.5W
MAX WIND  65 KT...GUSTS  80 KT.
50 KT... 40NE  30SE  20SW  30NW.
34 KT...110NE  90SE  50SW  60NW.
 
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 04/1200Z 36.4N  76.2W
MAX WIND  55 KT...GUSTS  65 KT.
 
OUTLOOK VALID 05/1200Z 43.3N  69.0W...POST-TROP/EXTRATROP
MAX WIND  55 KT...GUSTS  65 KT.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 21.7N  74.5W
 
INTERMEDIATE PUBLIC ADVISORY...WTNT34 KNHC/MIATCPAT4...AT 31/1800Z
 
NEXT ADVISORY AT 31/2100Z
 
$$
FORECASTER STEWART
 
 
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