Monday, October 29, 2012

11 PM Update on Hurricane Sandy

Sandy strengthened slightly during the past few hours. The central pressure is 950 mb or 28.05 inches.  A portion of the latest NHC bulletin is below.

BULLETIN HURRICANE SANDY ADVISORY NUMBER 27 NWS NATIONAL HURRICANE CENTER MIAMI FL       1100 PM EDT SUN OCT 28 2012 ...

SANDY ABOUT TO START ITS NORTHWARD TURN...EXPECTED TO BRING LIFE-THREATENING STORM SURGE...COASTAL HURRICANE WINDS AND HEAVY APPALACHIAN SNOWS...

SUMMARY OF 1100 PM EDT...0300 UTC...
INFORMATION
LOCATION...34.5N 70.5W ABOUT 290 MI...E OF CAPE HATTERAS NORTH CAROLINA
ABOUT 470 MI...SSE OF NEW YORK CITY MAXIMUM SUSTAINED WINDS...75 MPH...
PRESENT MOVEMENT...NE OR 35 DEGREES AT 14 MPH...
MINIMUM CENTRAL PRESSURE...950 MB...28.05 INCHES

DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 1100 PM EDT...0300 UTC...THE CENTER OF HURRICANE SANDY WAS LOCATED NEAR LATITUDE 34.5 NORTH...LONGITUDE 70.5 WEST. SANDY IS MOVING TOWARD THE NORTHEAST NEAR 14 MPH...22 KM/H.  A TURN TOWARD THE NORTH IS EXPECTED DURING THE NEXT SEVERAL HOURS...WITH A TURN TOWARD THE NORTHWEST EXPECTED ON MONDAY.  ON THE FORECAST TRACK... THE CENTER OF SANDY WILL MOVE OVER THE COAST OF THE MID-ATLANTIC STATES LATE MONDAY OR MONDAY NIGHT.

MAXIMUM SUSTAINED WINDS ARE NEAR 75 MPH...120 KM/H...WITH HIGHER GUSTS.  SANDY IS EXPECTED TO TRANSITION INTO A FRONTAL OR WINTERTIME LOW PRESSURE SYSTEM PRIOR TO LANDFALL.  HOWEVER...THIS TRANSITION WILL NOT BE ACCOMPANIED BY A WEAKENING OF THE SYSTEM...AND IN FACT...A LITTLE STRENGTHENING IS POSSIBLE DURING THIS PROCESS. SANDY IS EXPECTED TO WEAKEN AFTER MOVING INLAND.

HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 175 MILES... 280 KM...MAINLY TO THE SOUTHWEST OF THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 520 MILES...835 KM.  A NATIONAL OCEAN SERVICE STATION AT THE WILLOUGHBY DEGAUSSING STATION NEAR NORFOLK NAVAL STATION VIRGINIA RECENTLY REPORTED SUSTAINED WINDS OF
45 MPH...72 KM/H...WITH A GUST TO 53 MPH...85 KM/H.  A WEATHERFLOW STATION AT THIMBLE SHOALS VIRGINIA RECENTLY REPORTED SUSTAINED WINDS OF 44 MPH...70 KM/H...AND A WIND GUST OF 52 MPH...83 KM/H.

THE MINIMUM CENTRAL PRESSURE BASED ON AIR FORCE RESERVE AND NOAA HURRICANE HUNTER AIRCRAFT DATA IS 950 MB...28.05 INCHES


George Wright is a Certified Consulting Meteorologist for Wright Weather Consulting, LLC. George is also a meteorologist with ABC News and Cablevision News 12. Our website is WrightWeather.com.