Hurricane Isaac

Forecast Advisory 14



324
WTNT25 KNHC 241433
TCMAT5

POST-TROPICAL CYCLONE JOYCE FORECAST/ADVISORY NUMBER 9
NWS NATIONAL HURRICANE CENTER MIAMI FL AL102012
1500 UTC FRI AUG 24 2012

THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.

POST-TROPICAL CYCLONE CENTER LOCATED NEAR 17.8N 46.2W AT 24/1500Z
POSITION ACCURATE WITHIN 40 NM

PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 300 DEGREES AT 14 KT

ESTIMATED MINIMUM CENTRAL PRESSURE 1009 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 17.8N 46.2W AT 24/1500Z
AT 24/1200Z CENTER WAS LOCATED NEAR 17.5N 45.4W

FORECAST VALID 25/0000Z 18.7N 48.6W...POST-TROP/REMNT LOW
MAX WIND 30 KT...GUSTS 40 KT.

FORECAST VALID 25/1200Z 20.3N 52.1W...POST-TROP/REMNT LOW
MAX WIND 25 KT...GUSTS 35 KT.

FORECAST VALID 26/0000Z 22.1N 55.5W...POST-TROP/REMNT LOW
MAX WIND 25 KT...GUSTS 35 KT.

FORECAST VALID 26/1200Z 24.5N 58.7W...POST-TROP/REMNT LOW
MAX WIND 25 KT...GUSTS 35 KT.

FORECAST VALID 27/1200Z 29.0N 63.5W...POST-TROP/REMNT LOW
MAX WIND 25 KT...GUSTS 35 KT.

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 28/1200Z 33.5N 62.0W...POST-TROP/REMNT LOW
MAX WIND 25 KT...GUSTS 35 KT.

OUTLOOK VALID 29/1200Z 37.5N 53.0W...POST-TROP/REMNT LOW
MAX WIND 25 KT...GUSTS 35 KT.

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 17.8N 46.2W

THIS IS THE LAST FORECAST/ADVISORY ISSUED BY THE NATIONAL HURRICANE
CENTER ON THIS SYSTEM UNLESS REGENERATION OCCURS. ADDITIONAL
INFORMATION ON THIS SYSTEM CAN BE FOUND IN HIGH SEAS FORECASTS
ISSUED BY THE NATIONAL WEATHER SERVICE...UNDER AWIPS HEADER
NFDHSFAT1 AND WMO HEADER FZNT01 KWBC.

$$
FORECASTER BERG




958
WTNT24 KNHC 241454
TCMAT4

TROPICAL STORM ISAAC FORECAST/ADVISORY NUMBER 14
NWS NATIONAL HURRICANE CENTER MIAMI FL AL092012
1500 UTC FRI AUG 24 2012

CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...

THE GOVERNMENT OF CUBA HAS ISSUED A TROPICAL STORM WARNING FOR THE
CUBAN PROVINCES OF CIEGO DE AVILA...SANCTI SPIRITUS...AND VILLA
CLARA.

THE GOVERNMENT OF THE BAHAMAS HAS ISSUED A TROPICAL STORM WARNING
FOR THE CENTRAL BAHAMAS INCLUDING CAT ISLAND...THE EXUMAS...LONG
ISLAND...RUM CAY...AND SAN SALVADOR.

THE GOVERNMENT OF CUBA HAS ISSUED A TROPICAL STORM WATCH FOR THE
CUBAN PROVINCES OF MATANZAS AND CIENFUEGOS.

SUMMARY OF WATCHES AND WARNINGS IN EFFECT...

A HURRICANE WATCH IS IN EFFECT FOR...
* HAITI

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 CENTRAL BAHAMAS INCLUDING CAT ISLAND...THE EXUMAS...LONG
ISLAND...RUM CAY...AND SAN SALVADOR
* SOUTHEASTERN BAHAMAS INCLUDING THE ACKLINS...CROOKED ISLAND...LONG
CAY...THE INAGUAS...MAYAGUANA...AND THE RAGGED ISLANDS
* TURKS AND CAICOS ISLANDS

A TROPICAL STORM WATCH IS IN EFFECT FOR...
* CUBAN PROVINCES OF MATANZAS AND CIENFUEGOS
* ANDROS ISLAND
* JAMAICA

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 THE REMAINDER OF CUBA...THE REMAINDER OF THE BAHAMAS...
SOUTH FLORIDA...AND THE FLORIDA KEYS SHOULD MONITOR THE PROGRESS OF
ISAAC. WATCHES WILL LIKELY BE REQUIRED FOR PORTIONS OF THE FLORIDA
KEYS OR THE SOUTHERN FLORIDA PENINSULA LATER TODAY.

TROPICAL STORM CENTER LOCATED NEAR 16.3N 70.8W AT 24/1500Z
POSITION ACCURATE WITHIN 30 NM

PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 295 DEGREES AT 12 KT

ESTIMATED MINIMUM CENTRAL PRESSURE 1000 MB
MAX SUSTAINED WINDS 50 KT WITH GUSTS TO 60 KT.
50 KT....... 60NE 0SE 0SW 0NW.
34 KT.......160NE 90SE 60SW 120NW.
12 FT SEAS..490NE 90SE 60SW 490NW.
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 16.3N 70.8W AT 24/1500Z
AT 24/1200Z CENTER WAS LOCATED NEAR 15.9N 70.4W

FORECAST VALID 25/0000Z 17.4N 72.6W
MAX WIND 55 KT...GUSTS 65 KT.
50 KT... 60NE 30SE 0SW 30NW.
34 KT...160NE 120SE 60SW 120NW.

FORECAST VALID 25/1200Z 19.2N 75.1W
MAX WIND 55 KT...GUSTS 65 KT.
50 KT... 60NE 30SE 0SW 30NW.
34 KT...160NE 120SE 60SW 120NW.

FORECAST VALID 26/0000Z 20.9N 77.6W...INLAND
MAX WIND 50 KT...GUSTS 60 KT.
50 KT... 30NE 0SE 0SW 0NW.
34 KT...160NE 120SE 40SW 120NW.

FORECAST VALID 26/1200Z 22.3N 79.5W...INLAND
MAX WIND 45 KT...GUSTS 55 KT.
34 KT...160NE 120SE 40SW 120NW.

FORECAST VALID 27/1200Z 25.0N 83.0W...OVER WATER
MAX WIND 55 KT...GUSTS 65 KT.
50 KT... 45NE 30SE 0SW 30NW.
34 KT...150NE 120SE 40SW 120NW.

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 28/1200Z 28.0N 85.5W
MAX WIND 65 KT...GUSTS 80 KT.

OUTLOOK VALID 29/1200Z 31.0N 86.5W...INLAND
MAX WIND 70 KT...GUSTS 85 KT.

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 16.3N 70.8W

NEXT ADVISORY AT 24/2100Z

$$
FORECASTER BEVEN