Hurricane Isaac

Public Advisory 21



261
WTNT34 KNHC 022033
TCPAT4
BULLETIN
TROPICAL STORM ISAAC ADVISORY NUMBER 21
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL092006
500 PM AST MON OCT 02 2006

...ISAAC BECOMING EXTRATROPICAL AFTER PASSING NEAR SOUTHEASTERN
NEWFOUNDLAND...

ENVIRONMENT CANADA IS DISCONTINUING THE TROPICAL STORM WARNING FOR
THE AVALON PENINSULA OF SOUTHEASTERN NEWFOUNDLAND.

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

SATELLITE IMAGES AND SURFACE OBSERVATIONS INDICATE THAT ISAAC IS
LOSING TROPICAL CHARACTERISTICS AS IT HEADS FOR THE FAR NORTH
ATLANTIC.

AT 500 PM AST...2100Z...THE CENTER OF ISAAC WAS LOCATED NEAR
LATITUDE 47.1 NORTH...LONGITUDE 52.2 WEST OR ABOUT 50 MILES...
80 KM...EAST-NORTHEAST OF CAPE RACE NEWFOUNDLAND.

ISAAC IS MOVING TOWARD THE NORTHEAST NEAR 40 MPH...65 KM/HR...
A TURN TO THE EAST-NORTHEAST IS FORECAST DURING THE NEXT 24 HOURS.

MAXIMUM SUSTAINED WINDS ARE NEAR 60 MPH...95 KM/HR...WITH HIGHER
GUSTS. SOME WEAKENING IS FORECAST DURING THE NEXT 24 HOURS.

TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 260 MILES...415 KM
FROM THE CENTER.

ESTIMATED MINIMUM CENTRAL PRESSURE IS 992 MB...29.29 INCHES.

REPEATING THE 500 PM AST POSITION...47.1 N...52.2 W. MOVEMENT
TOWARD...NORTHEAST NEAR 40 MPH. MAXIMUM SUSTAINED WINDS...60 MPH.
MINIMUM CENTRAL PRESSURE...992 MB.

THIS IS THE LAST PUBLIC ADVISORY ISSUED BY THE NATIONAL HURRICANE
CENTER ON ISAAC. ADDITIONAL INFORMATION ON THIS SYSTEM CAN BE
FOUND IN HIGH SEAS FORECASTS ISSUED BY THE NATIONAL WEATHER
SERVICE...UNDER AWIPS HEADER NFDHSFAT1 AND WMO HEADER FZNT01 KWBC.

$$
FORECASTER BROWN/PASCH