Nouvelles des Navigateurs

Ce blogue a été conçu par Nycole - VE2KOU et se veut un point de rencontre
entre les navigateurs, familles et amis du Réseau du Capitaine et de la CONAM.

vendredi 26 octobre 2012

OURAGAN SANDY - mise à jour 14h00 vendredi

HURRICANE SANDY INTERMEDIATE ADVISORY NUMBER 17A


NWS NATIONAL HURRICANE CENTER MIAMI FL AL182012

200 PM EDT FRI OCT 26 2012



...SANDY WEAKENS A LITTLE...

SUMMARY OF 200 PM EDT...1800 UTC...INFORMATION

----------------------------------------------

LOCATION...27.1N 77.1W

ABOUT 30 MI...50 KM NNE OF GREAT ABACO ISLAND

ABOUT 430 MI...695 KM SSE OF CHARLESTON SOUTH CAROLINA

MAXIMUM SUSTAINED WINDS...75 MPH...120 KM/H

PRESENT MOVEMENT...N OR 350 DEGREES AT 7 MPH...11 KM/H

MINIMUM CENTRAL PRESSURE...971 MB...28.67 INCHES





WATCHES AND WARNINGS

--------------------

CHANGES WITH THIS ADVISORY...



THE GOVERNMENT OF THE BAHAMAS HAS REPLACED THE HURRICANE WARNING

WITH A TROPICAL STORM WARNING FOR GREAT ABACO AND GRAND BAHAMA

ISLANDS...AND DISCONTINUED THE TROPICAL STORM WARNING FOR THE

REMAINDER OF THE NORTHWEST BAHAMAS.



THE TROPICAL STORM WARNING FOR THE FLORIDA EAST COAST FROM OCEAN

REEF TO DEERFIELD BEACH HAS BEEN DISCONTINUED.



SUMMARY OF WATCHES AND WARNINGS IN EFFECT...



A TROPICAL STORM WARNING IS IN EFFECT FOR...

* FLORIDA EAST COAST FROM NORTH OF DEERFIELD BEACH TO FLAGLER BEACH

* LAKE OKEECHOBEE

* GREAT ABACO AND GRAND BAHAMA ISLANDS



A TROPICAL STORM WATCH IS IN EFFECT FOR...

* SAVANNAH RIVER TO OREGON INLET NORTH CAROLINA

* PAMLICO SOUND

* FLORIDA EAST COAST FROM NORTH OF FLAGLER BEACH TO FERNANDINA BEACH

* BERMUDA



DISCUSSION AND 48-HOUR OUTLOOK

------------------------------

AT 200 PM EDT...1800 UTC...THE CENTER OF HURRICANE SANDY WAS

LOCATED NEAR LATITUDE 27.1 NORTH...LONGITUDE 77.1 WEST. SANDY IS

MOVING TOWARD THE NORTH NEAR 7 MPH...11 KM/H...AND A GENERAL

NORTHWARD MOTION IS EXPECTED TO CONTINUE TODAY AND TONIGHT...

FOLLOWED BY A TURN TOWARD THE NORTH-NORTHEAST WITH AN INCREASE IN

FORWARD SPEED ON SATURDAY...AND A TURN TOWARD THE NORTHEAST ON

SUNDAY. ON THE FORECAST TRACK...THE CENTER OF SANDY WILL BE MOVING

AWAY FROM THE NORTHWESTERN BAHAMAS.



REPORTS FROM AN AIR FORCE HURRICANE HUNTER AIRCRAFT INDICATE THAT

THE MAXIMUM SUSTAINED WINDS HAVE DECREASED TO NEAR 75 MPH...120

KM/H...WITH HIGHER GUSTS. SANDY IS A CATEGORY ONE HURRICANE ON THE

SAFFIR-SIMPSON HURRICANE WIND SCALE. NO SIGNIFICANT CHANGE IN

STRENGTH IS FORECAST DURING THE NEXT COUPLE OF DAYS



HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 35 MILES...55 KM...FROM

THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 275

MILES...445 KM. A NOAA AUTOMATED STATION AT SETTLEMENT POINT ON

GRAND BAHAMA ISLAND RECENTLY REPORTED A SUSTAINED WIND OF 49

MPH...80 KM/H...AND A WIND GUST OF 58 MPH...93 KM/H.



THE MINIMUM CENTRAL PRESSURE ESTIMATED FROM HURRICANE HUNTER

AIRCRAFT DATA IS 971 MB...28.67 INCHES.



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