000
WTNT34 KNHC 211443
TCPAT4
BULLETIN
HURRICANE DEAN ADVISORY NUMBER  34
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   AL042007
1000 AM CDT TUE AUG 21 2007
 
...DEAN WEAKENING AS IT MOVES ACROSS THE YUCATAN PENINSULA...

AT 10 AM CDT...THE GOVERNMENT OF BELIZE HAS DOWNGRADED THE HURRICANE
WARNING FOR BELIZE TO A TROPICAL STORM WARNING.

AT 10 AM CDT...1500 UTC...THE GOVERNMENT OF MEXICO HAS EXTENDED THE
HURRICANE WARNING NORTHWARD FROM VERACRUZ TO TAMPICO. A HURRICANE
WARNING IS NOW IN EFFECT ALONG THE EAST COAST OF THE YUCATAN
PENINSULA OF MEXICO FROM THE BELIZE/MEXICO BORDER NORTHWARD TO
CANCUN. A HURRICANE WARNING IS ALSO IN EFFECT ALONG THE WEST COAST
OF THE YUCATAN PENINSULA AND THE GULF COAST OF MEXICO FROM SOUTH OF
PROGRESO WESTWARD TO TAMPICO. PREPARATIONS IN THE HURRICANE WARNING
AREA ALONG THE GULF COAST OF MEXICO SHOULD BE RUSHED TO COMPLETION.
 
AT 10 AM CDT...1500 UTC...THE GOVERNMENT OF MEXICO HAS ISSUED A
TROPICAL STORM WARNING FROM NORTH OF TAMPICO TO LA PESCA.  A
TROPICAL STORM WARNING IS NOW IN EFFECT ALONG THE NORTHERN COAST
OF THE YUCATAN PENINSULA FROM NORTH OF CANCUN TO PROGRESSO...AND
FROM NORTH OF TAMPICO TO LA PESCA.

AT 10 AM CDT...THE GOVERNMENT OF CUBA HAS DISCONTINUED ALL REMAINING
WATCHES FOR CUBA.
 
FOR STORM INFORMATION SPECIFIC TO YOUR AREA...INCLUDING POSSIBLE
INLAND WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED
BY YOUR LOCAL WEATHER OFFICE.
 
AT 1000 AM CDT...1500Z...THE CENTER OF HURRICANE DEAN WAS LOCATED
NEAR LATITUDE 19.0 NORTH...LONGITUDE 89.6 WEST OR ABOUT 90 MILES...
150 KM...WEST-NORTHWEST OF CHETUMAL MEXICO AND ABOUT 85 MILES...140
KM...SOUTHEAST OF CAMPECHE MEXICO.
 
DEAN IS MOVING TOWARD THE WEST NEAR 20 MPH...32 KM/HR...AND A
WEST-NORTHWESTWARD TO WESTWARD MOTION IS EXPECTED TODAY AND
TONIGHT. ON THE FORECAST TRACK...THE CENTER OF DEAN WILL REACH THE
SOUTHERN BAY OF CAMPECHE IN A FEW HOURS.  
 
MAXIMUM SUSTAINED WINDS ARE NEAR 105 MPH...165 KM/HR...WITH HIGHER
GUSTS.  DEAN IS A CATEGORY TWO HURRICANE ON THE SAFFIR-SIMPSON
SCALE.  ALTHOUGH CONTINUED WEAKENING IS FORECAST AS DEAN CROSSES THE
YUCATAN PENINSULA...DEAN IS EXPECTED TO STILL BE A HURRICANE WHEN
IT REACHES THE BAY OF CAMPECHE.
 
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 45 MILES...75 KM...FROM
THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 240
MILES...390 KM.
 
ESTIMATED MINIMUM CENTRAL PRESSURE IS 950 MB...28.05 INCHES.
 
STORM SURGE FLOODING AND WAVES WILL GRADUALLY DIMINISH ALONG THE
EAST COAST OF THE YUCATAN PENINSULA TODAY.  WITHIN THE HURRICANE
WARNING AREA IN THE GULF OF MEXICO...STORM SURGE FLOODING OF 6 TO
8 FEET ABOVE NORMAL TIDE LEVELS IS POSSIBLE...ALONG WITH LARGE AND
DANGEROUS BATTERING WAVES.

DEAN IS EXPECTED TO PRODUCE STORM TOTAL RAINFALL OF 5 TO 10 INCHES
OVER PARTS OF SOUTHERN AND CENTRAL MEXICO...INCLUDING THE YUCATAN
PENINSULA...BELIZE...GUATEMALA...AND NORTHERN HONDURAS...WITH
MAXIMUM AMOUNT OF UP TO 20 INCHES.  THESE RAINS COULD CAUSE
LIFE-THREATENING FLASH FLOODS AND MUDSLIDES.
 
REPEATING THE 1000 AM CDT POSITION...19.0 N...89.6 W.  MOVEMENT
TOWARD...WEST NEAR 20 MPH.  MAXIMUM SUSTAINED WINDS...105 MPH.
MINIMUM CENTRAL PRESSURE...950 MB.
 
AN INTERMEDIATE ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE
CENTER AT 100 PM CDT FOLLOWED BY THE NEXT COMPLETE ADVISORY AT 400
PM CDT.
 
$$
FORECASTER FRANKLIN/RHOME