Sunday, July 10, 2005

HURR Dennis Public Advisory 25 - 10 a.m. CDT

000
WTNT34 KNHC 101451
TCPAT4
BULLETIN
HURRICANE DENNIS ADVISORY NUMBER 25
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
10 AM CDT SUN JUL 10 2005

...EXTREMELY DANGEROUS DENNIS MOVING A LITTLE FASTER TOWARD THE
COASTLINE...

A HURRICANE WARNING REMAINS IN EFFECT ALONG THE NORTHEASTERN COAST
OF THE GULF OF MEXICO FROM THE OCHLOCKONEE RIVER WESTWARD TO THE
MOUTH OF THE PEARL RIVER.

AT 10 AM CDT...1500Z...THE TROPICAL STORM WARNING IS DISCONTINUED
WEST OF GRAND ISLE LOUISIANA...AND SOUTH OF LONGBOAT KEY FLORIDA. A
TROPICAL STORM WARNING IS NOW IN EFFECT FROM WEST OF THE PEARL
RIVER TO GRAND ISLE...INCLUDING METROPOLITAN NEW ORLEANS AND
LAKE PONTCHARTRAIN...AND FROM EAST OF THE OCHLOCKONEE RIVER TO
LONGBOAT KEY FLORIDA.

PREPARATIONS TO PROTECT LIFE AND PROPERTY SHOULD ALREADY HAVE BEEN
COMPLETED.

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

AT 10 AM CDT...1500Z...THE CENTER OF HURRICANE DENNIS WAS LOCATED
NEAR LATITUDE 29.4 NORTH...LONGITUDE 86.7 WEST OR ABOUT 125 MILES
SOUTHEAST OF MOBILE ALABAMA AND ABOUT 80 MILES SOUTH-SOUTHEAST OF
PENSACOLA FLORIDA.

DENNIS IS MOVING TOWARD THE NORTH-NORTHWEST NEAR 18 MPH AND THIS
MOTION IS EXPECTED TO CONTINUE FOR THE NEXT 24 HOURS. ON THE
FORECAST TRACK...DENNIS IS EXPECTED TO MAKE LANDFALL THIS
AFTERNOON.

MAXIMUM SUSTAINED WINDS ARE NOW NEAR 140 MPH...WITH HIGHER
GUSTS. SOME SLIGHT ADDITIONAL WEAKENING IS POSSIBLE PRIOR TO
LANDFALL...HOWEVER...DENNIS IS EXPECTED TO REACH THE COAST NEAR THE
CATEGORY THREE/FOUR THRESHOLD ON THE SAFFIR-SIMPSON SCALE.

HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 40 MILES...FROM THE
CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP
TO 230 MILES.

THE ESTIMATED MINIMUM CENTRAL PRESSURE REPORTED BY RECONNAISSANCE
AIRCRAFT WAS 930 MB...27.46 INCHES.

STORM SURGE FLOODING OF 10 TO 15 FEET ABOVE NORMAL TIDE LEVELS...
ACCOMPANIED BY LARGE AND DANGEROUS BATTERING WAVES...IS POSSIBLE
NEAR AND JUST TO THE EAST OF WHERE THE CENTER OF DENNIS CROSSES THE
NORTHERN GULF COAST LATER TODAY. A STORM SURGE OF 4 TO 6 FEET IS
LIKELY ELSEWHERE IN THE HURRICANE WARNING AREA TO THE EAST OF THE
CENTER.

DENNIS IS EXPECTED TO PRODUCE TOTAL RAINFALL ACCUMULATIONS OF 5 TO
10 INCHES OVER THE FLORIDA PANHANDLE...ALABAMA...EASTERN
MISSISSIPPI...AND SOUTHWESTERN GEORGIA. ISOLATED MAXIMUM RAINFALL
AMOUNTS TO NEAR 15 INCHES ARE POSSIBLE NEAR WHERE DENNIS MAKES
LANDFALL.

ISOLATED TORNADOES ARE POSSIBLE TODAY OVER THE WEST-CENTRAL FLORIDA
PENINSULA...FLORIDA PANHANDLE...WESTERN GEORGIA AND CENTRAL AND
SOUTHERN ALABAMA.

REPEATING THE 10 AM CDT POSITION...29.4 N... 86.7 W. MOVEMENT
TOWARD...NORTH-NORTHWEST NEAR 18 MPH. MAXIMUM SUSTAINED
WINDS...140 MPH. MINIMUM CENTRAL PRESSURE... 930 MB.

INTERMEDIATE ADVISORIES WILL BE ISSUED BY THE NATIONAL
HURRICANE CENTER AT NOON CDT AND 2 PM CDT FOLLOWED
BY THE NEXT COMPLETE ADVISORY AT 4 PM CDT.

FORECASTER FRANKLIN

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