Cayman Islands + 2 more

Hurricane Dennis Advisory Number 11

Source
Posted
Originally published
000
WTNT34 KNHC 070839
TCPAT4
BULLETIN
HURRICANE DENNIS ADVISORY NUMBER 11
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
5 AM EDT THU JUL 07 2005

...HURRICANE DENNIS EXPECTED TO BECOME STRONGER...HEADING FOR JAMAICA...

A HURRICANE WARNING IS 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.

THE HURRICANE WARNING AND THE HURRICANE WATCH FOR CUBA WILL LIKELY BE EXTENDED WESTWARD LATER THIS 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 5 AM EDT...0900Z...THE CENTER OF HURRICANE DENNIS WAS LOCATED NEAR LATITUDE 17.0 NORTH...LONGITUDE 74.6 WEST OR ABOUT 160 MILES...260 KM...EAST-SOUTHEAST OF KINGSTON JAMAICA AND ABOUT 225 MILES... 360 KM...SOUTH OF GUANTANAMO CUBA.

DENNIS IS MOVING TOWARD THE WEST-NORTHWEST NEAR 15 MPH...24 KM/HR. THIS GENERAL MOTION IS EXPECTED TO CONTINUE DURING THE NEXT 24 HOURS. ON THIS TRACK...DENNIS IS EXPECTED TO BE OVER OR VERY NEAR JAMAICA LATER TODAY.

MAXIMUM SUSTAINED WINDS HAVE INCREASED TO NEAR 90 MPH...150 KM/HR...WITH HIGHER GUSTS. DENNIS IS A CATEGORY ONE HURRICANE ON THE SAFFIR-SIMPSON SCALE. ADDITIONAL STRENGTHENING IS FORECAST ...AND DENNIS COULD BECOME A STRONG CATEGORY 2 HURRICANE BY THE TIME IT REACHES JAMAICA LATER TODAY.

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.

LATEST MINIMUM CENTRAL PRESSURE REPORTED BY AN AIR FORCE RESERVE RECONNAISSANCE PLANE WAS 970 MB...28.64 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 TO 20 INCHES ARE POSSIBLE OVER THE MOUNTAINOUS TERRAIN OF JAMAICA. THESE RAINS COULD PRODUCE LIFE-THREATENING FLASH FLOODS AND MUD SLIDES.

REPEATING THE 5 AM EDT POSITION...17.0 N... 74.6 W. MOVEMENT TOWARD...WEST-NORTHWEST NEAR 15 MPH. MAXIMUM SUSTAINED WINDS...90 MPH. MINIMUM CENTRAL PRESSURE...970 MB.

AN INTERMEDIATE ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 8 AM EDT FOLLOWED BY THE NEXT COMPLETE ADVISORY AT 11 AM EDT.

FORECASTER AVILA