Hurricane Isabel

Forecast Advisory 17



000
WTNT34 KNHC 100824
TCPAT4
BULLETIN
TROPICAL DEPRESSION FOURTEEN ADVISORY NUMBER 8
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
5 AM AST WED SEP 10 2003

...TROPICAL DEPRESSION BRINGING HEAVY RAINS TO THE CAPE VERDE
ISLANDS...

AT 5 AM AST...0900Z...THE POORLY DEFINED CENTER OF TROPICAL
DEPRESSION FOURTEEN WAS LOCATED NEAR LATITUDE 16.0 NORTH...
LONGITUDE 25.2 WEST...IN THE VICINITY OF THE WESTERNMOST CAPE VERDE
ISLANDS.

THE DEPRESSION IS MOVING TOWARD THE NORTH NEAR 12 MPH ...19 KM/HR.
AND THIS MOTION IS EXPECTED TO CONTINUE DURING THE NEXT 24 HOURS.

MAXIMUM SUSTAINED WINDS ARE NEAR 30 MPH... 45 KM/HR...WITH HIGHER
GUSTS. LITTLE CHANGE IN STRENGTH IS FORECAST DURING THE NEXT 12 TO
24 HOURS.

ESTIMATED MINIMUM CENTRAL PRESSURE IS 1009 MB...29.80 INCHES.

HEAVY RAINS AND GUSTY WINDS ARE POSSIBLE OVER PORTIONS OF THE CAPE
VERDE ISLANDS DURING THE NEXT 12 TO 24 HOURS.

REPEATING THE 5 AM AST POSITION...16.0 N... 25.2 W. MOVEMENT
TOWARD...NORTH NEAR 12 MPH. MAXIMUM SUSTAINED WINDS... 30 MPH.
MINIMUM CENTRAL PRESSURE...1009 MB.

THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT
11 AM AST.

FORECASTER AVILA



000
WTNT33 KNHC 100847
TCPAT3
BULLETIN
HURRICANE ISABEL ADVISORY NUMBER 17
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
5 AM AST WED SEP 10 2003

...DANGEROUS ISABEL BEGINS TO MOVE WESTWARD ...

AT 5 AM AST...0900Z...THE CENTER OF HURRICANE ISABEL WAS LOCATED
NEAR LATITUDE 20.9 NORTH...LONGITUDE 50.2 WEST OR ABOUT 785
MILES...1265 KM...EAST-NORTHEAST OF THE NORTHERN LEEWARD ISLANDS.

ISABEL IS MOVING TOWARD THE WEST NEAR 14 MPH ...22 KM/HR...AND THIS
GENERAL MOTION IS EXPECTED TO CONTINUE DURING THE NEXT 24 HOURS

MAXIMUM SUSTAINED WINDS ARE NEAR 135 MPH...215 KM/HR...WITH HIGHER
GUSTS. LITTLE OVERALL CHANGE IN STRENGTH IS EXPECTED OVER THE NEXT
24 HOURS...ALTHOUGH FLUCTUATIONS IN INTENSITY ARE COMMON IN MAJOR
HURRICANES.

HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 45 MILES... 75 KM...
FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP
TO 175 MILES...280 KM.

ESTIMATED MINIMUM CENTRAL PRESSURE IS 948 MB...27.99 INCHES.

REPEATING THE 5 AM AST POSITION...20.9 N... 50.2 W. MOVEMENT
TOWARD...WEST NEAR 14 MPH. MAXIMUM SUSTAINED WINDS...135 MPH.
MINIMUM CENTRAL PRESSURE... 948 MB.

THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT
11 AM AST.

FORECASTER AVILA