703 
 WTNT24 KNHC 250845
 TCMAT4
  
 TROPICAL STORM ISAAC FORECAST/ADVISORY NUMBER  17
 NWS NATIONAL HURRICANE CENTER MIAMI FL       AL092012
 0900 UTC SAT AUG 25 2012
  
 CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...
  
 A HURRICANE WARNING HAS BEEN ISSUED FOR THE FLORIDA KEYS INCLUDING
 THE DRY TORTUGAS...THE WEST COAST OF FLORIDA FROM BONITA BEACH
 SOUTHWARD...AND FLORIDA BAY.
  
 A HURRICANE WATCH HAS BEEN ISSUED FOR THE FLORIDA EAST COAST FROM
 GOLDEN BEACH SOUTHWARD.
  
 THE GOVERNMENT OF THE BAHAMAS HAS ISSUED A HURRICANE WATCH FOR
 ANDROS ISLAND.
  
 SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
  
 A HURRICANE WARNING IS IN EFFECT FOR...
 * THE FLORIDA KEYS INCLUDING THE DRY TORTUGAS
 * THE WEST COAST OF FLORIDA FROM BONITA BEACH SOUTHWARD
 * FLORIDA BAY
  
 A HURRICANE WATCH IS IN EFFECT FOR...
 * HAITI
 * THE FLORIDA EAST COAST FROM GOLDEN BEACH SOUTHWARD
 * ANDROS ISLAND IN THE BAHAMAS
  
 A TROPICAL STORM WARNING IS IN EFFECT FOR...
 * DOMINICAN REPUBLIC
 * HAITI
 * CUBAN PROVINCES OF CIEGO DE AVILA...SANCTI SPIRITUS...VILLA
 CLARA...CAMAGUEY...LAS TUNAS...GRANMA...HOLGUIN...SANTIAGO DE
 CUBA...AND GUANTANAMO
 * THE BAHAMAS
 * TURKS AND CAICOS ISLANDS
 * THE FLORIDA EAST COAST FROM JUPITER INLET SOUTHWARD
 * LAKE OKEECHOBEE
  
 A TROPICAL STORM WATCH IS IN EFFECT FOR...
 * CUBAN PROVINCES OF MATANZAS AND CIENFUEGOS
 * JAMAICA
 * THE FLORIDA EAST COAST NORTH OF JUPITER INLET TO SEBASTIAN INLET
  
 A HURRICANE WARNING MEANS THAT HURRICANE CONDITIONS ARE EXPECTED
 SOMEWHERE WITHIN THE WARNING AREA. A WARNING IS TYPICALLY ISSUED
 36 HOURS BEFORE THE ANTICIPATED FIRST OCCURRENCE OF TROPICAL STORM
 FORCE WINDS...CONDITIONS THAT MAKE OUTSIDE PREPARATIONS DIFFICULT
 OR DANGEROUS. PREPARATIONS TO PROTECT LIFE AND PROPERTY SHOULD BE
 RUSHED TO COMPLETION.
  
 A HURRICANE WATCH MEANS THAT HURRICANE CONDITIONS ARE POSSIBLE
 WITHIN THE WATCH AREA...IN THIS CASE WITHIN THE NEXT 24 TO 36 HOURS.
  
 A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
 EXPECTED SOMEWHERE WITHIN THE WARNING AREA WITHIN 36 HOURS.
  
 A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE
 POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 48 HOURS.
  
 INTERESTS IN THE REMAINDER OF CUBA AND THE REMAINDER OF THE FLORIDA
 PENINSULA SHOULD MONITOR THE PROGRESS OF ISAAC.
  
 TROPICAL STORM CENTER LOCATED NEAR 19.0N  73.3W AT 25/0900Z
 POSITION ACCURATE WITHIN  30 NM
  
 PRESENT MOVEMENT TOWARD THE NORTHWEST OR 320 DEGREES AT  12 KT
  
 ESTIMATED MINIMUM CENTRAL PRESSURE  992 MB
 MAX SUSTAINED WINDS  50 KT WITH GUSTS TO  60 KT.
 50 KT....... 60NE   0SE   0SW   0NW.
 34 KT.......200NE  90SE  75SW 200NW.
 12 FT SEAS..420NE 240SE  60SW 450NW.
 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 19.0N  73.3W AT 25/0900Z
 AT 25/0600Z CENTER WAS LOCATED NEAR 18.1N  72.7W
  
 FORECAST VALID 25/1800Z 20.4N  75.0W...INLAND
 MAX WIND  50 KT...GUSTS  60 KT.
 50 KT... 50NE   0SE   0SW   0NW.
 34 KT...180NE  90SE  60SW 180NW.
  
 FORECAST VALID 26/0600Z 22.2N  77.6W...OVER WATER
 MAX WIND  55 KT...GUSTS  65 KT.
 50 KT... 50NE   0SE   0SW  30NW.
 34 KT...180NE  90SE  60SW 180NW.
  
 FORECAST VALID 26/1800Z 23.8N  80.0W
 MAX WIND  65 KT...GUSTS  80 KT.
 64 KT... 30NE   0SE   0SW   0NW.
 50 KT... 60NE  40SE  20SW  50NW.
 34 KT...180NE 100SE  80SW 160NW.
  
 FORECAST VALID 27/0600Z 25.0N  81.8W
 MAX WIND  70 KT...GUSTS  85 KT.
 50 KT... 70NE  50SE  30SW  60NW.
 34 KT...180NE 110SE  90SW 150NW.
  
 FORECAST VALID 28/0600Z 27.7N  84.9W
 MAX WIND  80 KT...GUSTS 100 KT.
 50 KT... 80NE  60SE  50SW  70NW.
 34 KT...180NE 130SE 110SW 140NW.
  
 EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 175 NM
 ON DAY 4 AND 225 NM ON DAY 5...AND FOR INTENSITY NEAR 20 KT EACH DAY
  
 OUTLOOK VALID 29/0600Z 30.5N  86.0W...INLAND
 MAX WIND  70 KT...GUSTS  85 KT.
  
 OUTLOOK VALID 30/0600Z 32.5N  86.0W...INLAND
 MAX WIND  35 KT...GUSTS  45 KT.
  
 REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 19.0N  73.3W
  
 NEXT ADVISORY AT 25/1500Z
  
 $$
 FORECASTER BRENNAN