Hurricane SANDY
ZCZC MIATCPAT3 ALL
TTAA00 KNHC DDHHMM
BULLETIN
HURRICANE SANDY ADVISORY NUMBER 17
NWS NATIONAL HURRICANE CENTER MIAMI FL AL182012
1100 AM EDT FRI OCT 26 2012
...SANDY MOVING SLOWLY NORTHWARD NEAR GREAT ABACO ISLAND...
SUMMARY OF 1100 AM EDT...1500 UTC...INFORMATION
-----------------------------------------------
LOCATION...26.7N 76.9W
ABOUT 25 MI...40 KM NNE OF GREAT ABACO ISLAND
ABOUT 460 MI...740 KM SSE OF CHARLESTON SOUTH CAROLINA
MAXIMUM SUSTAINED WINDS...80 MPH...130 KM/H
PRESENT MOVEMENT...N OR 360 DEGREES AT 6 MPH...9 KM/H
MINIMUM CENTRAL PRESSURE...970 MB...28.64 INCHES
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY...
THE GOVERNMENT OF THE BAHAMAS HAS DISCONTINUED THE TROPICAL STORM
WARNING FOR THE CENTRAL BAHAMAS...AND REPLACED THE HURRICANE
WARNING WITH A TROPICAL STORM WARNING FOR THE NORTHWEST BAHAMAS
EXCEPT FOR GREAT ABACO AND GRAND BAHAMA ISLANDS.
THE TROPICAL STORM WATCH FOR THE FLORIDA KEYS SOUTH OF OCEAN REEF TO
CRAIG KEY AND FOR FLORIDA BAY HAS BEEN DISCONTINUED.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
A HURRICANE WARNING IS IN EFFECT FOR...
* GREAT ABACO AND GRAND BAHAMA ISLANDS
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* FLORIDA EAST COAST FROM OCEAN REEF TO FLAGLER BEACH
* LAKE OKEECHOBEE
* THE NORTHWEST BAHAMAS EXCEPT FOR 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
INTERESTS ELSEWHERE ALONG THE EAST COAST OF THE UNITED STATES SHOULD
MONITOR THE PROGRESS OF SANDY.
A HURRICANE WARNING MEANS THAT HURRICANE CONDITIONS ARE EXPECTED
SOMEWHERE WITHIN THE WARNING AREA.
A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA.
A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE
POSSIBLE WITHIN THE WATCH AREA.
FOR STORM INFORMATION SPECIFIC TO YOUR AREA IN THE UNITED STATES...
INCLUDING POSSIBLE INLAND WATCHES AND WARNINGS...PLEASE MONITOR
PRODUCTS ISSUED BY YOUR LOCAL NATIONAL WEATHER SERVICE FORECAST
OFFICE. FOR STORM INFORMATION SPECIFIC TO YOUR AREA OUTSIDE THE
UNITED STATES...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL
METEOROLOGICAL SERVICE.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 1100 AM EDT...1500 UTC...THE CENTER OF HURRICANE SANDY WAS
LOCATED NEAR LATITUDE 26.7 NORTH...LONGITUDE 76.9 WEST. SANDY IS
MOVING TOWARD THE NORTH NEAR 6 MPH...9 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 MOVE
AWAY FROM THE NORTHWESTERN BAHAMAS TONIGHT.
MAXIMUM SUSTAINED WINDS ARE NEAR 80 MPH...130 KM/H...WITH HIGHER
GUSTS. SANDY IS A CATEGORY ONE HURRICANE ON THE SAFFIR-SIMPSON
HURRICANE WIND SCALE. SOME WEAKENING IS POSSIBLE DURING THE NEXT
DAY OR SO.
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 NATIONAL OCEAN SERVICE SITE AT LAKE WORTH
RECENTLY REPORTED SUSTAINED WINDS OF 47 MPH...76 KM/H WITH A GUST
TO 53 MPH...85 KM/H.
THE MINIMUM CENTRAL PRESSURE PRESSURE ESTIMATED FROM HURRICANE
HUNTER AIRCRAFT DATA IS 970 MB...28.64 INCHES.
HAZARDS AFFECTING LAND
----------------------
WIND...HURRICANE CONDITIONS WILL CONTINUE IN THE HURRICANE WARNING
AREA OVER THE NORTHWESTERN BAHAMAS FOR THE NEXT SEVERAL HOURS.
TROPICAL STORM CONDITIONS ARE EXPECTED TO CONTINUE TO SPREAD
NORTHWARD IN THE WARNING AREA ALONG THE EAST COAST OF FLORIDA TODAY
AND TONIGHT...AND ARE POSSIBLE IN THE WATCH AREA IN FLORIDA TONIGHT
AND SATURDAY. TROPICAL STORM CONDITIONS ARE POSSIBLE IN THE WATCH
AREA IN THE CAROLINAS SATURDAY AND SATURDAY NIGHT.
RAINFALL...SANDY IS EXPECTED TO PRODUCE TOTAL RAINFALL AMOUNTS OF 6
TO 12 INCHES ACROSS HAITI AND THE DOMINICAN REPUBLIC..WITH ISOLATED
MAXIMUM TOTALS OF 20 INCHES POSSIBLE. THESE RAINS MAY PRODUCE
LIFE-THREATENING FLASH FLOODS AND MUD SLIDES...ESPECIALLY IN AREAS
OF MOUNTAINOUS TERRAIN. RAINFALL TOTALS OF 3 TO 6 INCHES ARE
EXPECTED OVER PORTIONS OF THE BAHAMAS..WITH ISOLATED MAXIMUM
AMOUNTS OF 12 INCHES POSSIBLE. RAINFALL TOTALS OF 1 TO 3 INCHES ARE
EXPECTED ACROSS THE FLORIDA KEYS INTO SOUTHEASTERN AND EAST-CENTRAL
FLORIDA..WITH ISOLATED MAXIMUM AMOUNTS OF 6 INCHES POSSIBLE.
RAINFALL TOTALS OF 4 TO 8 INCHES ARE POSSIBLE OVER FAR EASTERN
NORTH CAROLINA.
STORM SURGE...THE COMBINATION OF A DANGEROUS STORM SURGE AND THE
TIDE WILL CAUSE NORMALLY DRY AREAS NEAR THE COAST TO BE FLOODED BY
RISING WATERS. THE WATER COULD REACH THE FOLLOWING DEPTHS ABOVE
GROUND IF THE PEAK SURGE OCCURS AT THE TIME OF HIGH TIDE...
WARNING AREAS IN THE BAHAMAS...3 TO 5 FT
FLORIDA COAST WITHIN WARNING AREA...1 TO 3 FT
SURGE-RELATED FLOODING DEPENDS ON THE RELATIVE TIMING OF THE SURGE
AND THE TIDAL CYCLE...AND CAN VARY GREATLY OVER SHORT DISTANCES.
FOR INFORMATION SPECIFIC TO YOUR AREA...PLEASE SEE PRODUCTS ISSUED
BY YOUR LOCAL WEATHER OFFICE.
NEXT ADVISORY
-------------
NEXT INTERMEDIATE ADVISORY...200 PM EDT.
NEXT COMPLETE ADVISORY...500 PM EDT.
$$
FORECASTER PASCH
NNNN