| HOME | ARCHIVES | FORECASTS | IMAGERY | ABOUT NHC | RECONNAISSANCE |

Tropical Storm ISAAC (Text)


ZCZC MIATCMAT4 ALL
TTAA00 KNHC DDHHMM
 
TROPICAL STORM ISAAC FORECAST/ADVISORY NUMBER   9
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL092012
0900 UTC THU AUG 23 2012
 
CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...
 
NONE.
 
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
 
A HURRICANE WARNING IS IN EFFECT FOR...
* SOUTH COAST OF DOMINICAN REPUBLIC FROM ISLA SAONA WESTWARD TO THE
HAITI-DOMINICAN REPUBLIC SOUTHERN BORDER
* HAITI
 
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* DOMINICA
* ST. KITTS...NEVIS...ANTIGUA...BARBUDA...MONTSERRAT...AND ANGUILLA
* SABA...ST. EUSTATIUS...AND ST. MAARTEN
* BRITISH VIRGIN ISLANDS
* PUERTO RICO...VIEQUES...CULEBRA...AND THE U.S. VIRGIN ISLANDS
* NORTH COAST OF DOMINICAN REPUBLIC FROM THE HAITI-DOMINICAN
REPUBLIC NORTHERN BORDER EASTWARD TO NORTH OF ISLA SAONA
 
A TROPICAL STORM WATCH IS IN EFFECT FOR...
* SOUTHEASTERN BAHAMAS INCLUDING THE ACKLINS...CROOKED
ISLAND...LONG CAY...THE INAGUAS...MAYAGUANA...AND THE RAGGED
ISLANDS AND THE TURKS AND CAICOS ISLANDS
 
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 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 CUBA...JAMAICA...AND ELSEWHERE IN THE BAHAMAS SHOULD
MONITOR THE PROGRESS OF ISAAC.
 
TROPICAL STORM CENTER LOCATED NEAR 15.3N  64.0W AT 23/0900Z
POSITION ACCURATE WITHIN  30 NM
 
PRESENT MOVEMENT TOWARD THE WEST OR 270 DEGREES AT  10 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE 1004 MB
MAX SUSTAINED WINDS  35 KT WITH GUSTS TO  45 KT.
34 KT.......120NE   0SE   0SW  60NW.
12 FT SEAS..390NE  60SE   0SW 240NW.
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 15.3N  64.0W AT 23/0900Z
AT 23/0600Z CENTER WAS LOCATED NEAR 15.3N  63.5W
 
FORECAST VALID 23/1800Z 16.2N  65.9W
MAX WIND  40 KT...GUSTS  50 KT.
34 KT...120NE  30SE   0SW  90NW.
 
FORECAST VALID 24/0600Z 16.9N  68.4W
MAX WIND  50 KT...GUSTS  60 KT.
50 KT... 25NE   0SE   0SW  25NW.
34 KT...130NE  50SE  30SW 100NW.
 
FORECAST VALID 24/1800Z 17.8N  71.1W
MAX WIND  65 KT...GUSTS  80 KT.
64 KT... 20NE   0SE   0SW  20NW.
50 KT... 40NE  20SE   0SW  40NW.
34 KT...140NE  60SE  40SW 120NW.
 
FORECAST VALID 25/0600Z 19.1N  73.4W
MAX WIND  55 KT...GUSTS  65 KT.
50 KT... 40NE  20SE   0SW  40NW.
34 KT...140NE  60SE  40SW 120NW.
 
FORECAST VALID 26/0600Z 21.8N  77.4W...INLAND
MAX WIND  60 KT...GUSTS  75 KT.
50 KT... 40NE  20SE   0SW  40NW.
34 KT...140NE  60SE  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 27/0600Z 24.4N  80.9W...OVER WATER
MAX WIND  65 KT...GUSTS  80 KT.
 
OUTLOOK VALID 28/0600Z 27.4N  83.7W
MAX WIND  70 KT...GUSTS  85 KT.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 15.3N  64.0W
 
NEXT ADVISORY AT 23/1500Z
 
$$
FORECASTER STEWART
 
 
NNNN

Standard version of this page

Alternate Formats
About Alternates - E-Mail Advisories - RSS Feeds

Cyclone Forecasts
Latest Advisory - Past Advisories - About Advisories

Marine Forecasts
Latest Products - About Marine Products

Tools & Data
Satellite Imagery - US Weather Radar - Aircraft Recon - Local Data Archive - Forecast Verification - Deadliest/Costliest/Most Intense

Learn About Hurricanes
Storm Names Wind Scale - Prepare - Climatology - NHC Glossary - NHC Acronyms - Frequently Asked Questions - AOML Hurricane-Research Division

About Us
About NHC - Mission/Vision - Other NCEP Centers - NHC Staff - Visitor Information - NHC Library

Contact Us


NOAA/ National Weather Service
National Centers for Environmental Prediction
National Hurricane Center
11691 SW 17th Street
Miami, Florida, 33165-2149 USA
nhcwebmaster@noaa.gov
Disclaimer
Privacy Policy
Credits
About Us
Glossary
Career Opportunities
Page last modified: Monday, 31-Dec-2012 12:09:23 UTC