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HURRICANE DENNIS ADVISORY NUMBER 10

Published on July 6, 2005 10:50 PM | Comments

HURRICANE DENNIS ADVISORY NUMBER 10
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
11 PM EDT WED JUL 06 2005

...DENNIS CONTINUING TO INTENSIFY EAST-SOUTHEAST OF JAMAICA...
...HURRICANE WARNING ISSUED FOR THE CAYMAN ISLANDS...

AT 11 PM EDT...0300Z...THE GOVERNMENT OF THE CAYMAN ISLANDS HAS
CHANGED THE HURRICANE WATCH TO A HURRICANE WARNING FOR ALL OF THE
CAYMAN ISLANDS.

A HURRICANE WARNING IS NOW IN EFFECT FOR THE SOUTHWESTERN PENINSULA
OF HAITI FROM THE DOMINICAN REPUBLIC BORDER WESTWARD...ALL OF
JAMAICA...ALL OF THE CAYMAN ISLANDS...AND PORTIONS OF EASTERN CUBA
FOR THE PROVINCES OF GRANMA...SANTIAGO DE CUBA...AND GUANTANAMO.

A HURRICANE WARNING MEANS THAT HURRICANE CONDITIONS ARE EXPECTED
WITHIN THE WARNING AREA WITHIN THE NEXT 24 HOURS. PREPARATIONS TO
PROTECT LIFE AND PROPERTY SHOULD BE RUSHED TO COMPLETION.

A HURRICANE WATCH REMAINS IN EFFECT FOR PORTIONS OF CENTRAL AND
EASTERN CUBA FOR THE PROVINCES OF SANCTI SPIRITUS...CIEGO DE
AVILA...CAMAGUEY...LAS TUNAS...AND HOLGUIN. A HURRICANE WARNING MAY
BE REQUIRED FOR PORTIONS OF THE WATCH AREA THURSDAY MORNING.

INTERESTS IN THE CENTRAL AND WESTERN CARIBBEAN SEA SHOULD MONITOR
THE PROGRESS OF THIS SYSTEM.

FOR STORM INFORMATION SPECIFIC TO YOUR AREA...INCLUDING POSSIBLE
INLAND WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED
BY YOUR LOCAL WEATHER OFFICE.

AT 11 PM EDT...0300Z...THE CENTER OF HURRICANE DENNIS WAS LOCATED
NEAR LATITUDE 16.5 NORTH... LONGITUDE 73.4 WEST OR ABOUT 245
MILES... 400 KM... EAST-SOUTHEAST OF KINGSTON JAMAICA AND ABOUT 280
MILES... 455 KM...SOUTH-SOUTHEAST OF GUANTANAMO CUBA.

DENNIS IS MOVING TOWARD THE WEST-NORTHWEST NEAR 15 MPH...24 KM/HR...
AND THIS GENERAL MOTION IS EXPECTED TO CONTINUE DURING THE NEXT 24
HOURS. ON THIS TRACK...DENNIS IS EXPECTED TO PASS OVER OR JUST
EAST OF JAMAICA BY THURSDAY AFTERNOON.

MAXIMUM SUSTAINED WINDS ARE NEAR 85 MPH...140 KM/HR...WITH HIGHER
GUSTS. THIS MAKES DENNIS A CATEGORY 1 HURRICANE ON THE
SAFFIR-SIMPSON SCALE. ADDITIONAL STRENGTHENING IS FORECAST DURING
THE NEXT 24 HOURS...AND DENNIS COULD BECOME A STRONG CATEGORY 2
HURRICANE BY THE TIME IT REACHES JAMAICA THURSDAY AFTERNOON.

HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 25 MILES... 35 KM...
FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP
TO 125 MILES...205 KM.

THE MINIMUM CENTRAL PRESSURE RECENTLY MEASURED BY A NOAA HURRICANE
HUNTER AIRCRAFT WAS 980 MB...28.94 INCHES.

DENNIS IS EXPECTED TO PRODUCE TOTAL RAINFALL ACCUMULATIONS OF 5 TO
10 INCHES OVER SOUTHERN HISPANIOLA...JAMAICA...EASTERN CUBA...AND
THE CAYMAN ISLANDS. ISOLATED MAXIMUM AMOUNTS OF 15 INCHES ARE
POSSIBLE OVER THE MOUNTAINOUS TERRAIN OF JAMAICA. THESE RAINS
COULD PRODUCE LIFE-THREATENING FLASH FLOODS AND MUD SLIDES.

REPEATING THE 11 PM EDT POSITION...16.5 N... 73.4 W. MOVEMENT
TOWARD...WEST-NORTHWEST NEAR 15 MPH. MAXIMUM SUSTAINED
WINDS... 85 MPH. MINIMUM CENTRAL PRESSURE... 980 MB.

AN INTERMEDIATE ADVISORY WILL BE ISSUED BY THE NATIONAL
HURRICANE CENTER AT 2 AM EDT FOLLOWED BY THE NEXT
COMPLETE ADVISORY AT 5 AM EDT.



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