POST-TROPICAL CYCLONE SANDY ADVISORY NUMBER 35...CORRECTED NWS HYDROMETEOROLOGICAL PREDICTION CENTER COLLEGE PARK MD AL182012 1100 PM EDT TUE OCT 30 2012 CORRECTED FOR CHESAPEAKE BAY STORM SURGE ...POST-TROPICAL CYCLONE SANDY CONTINUES TO WEAKEN OVER PENNSYLVANIA... SUMMARY OF 1100 PM EDT...0300 UTC...INFORMATION ----------------------------------------------- LOCATION...41.3N 79.4W ABOUT 50 MILES...80 KM...ENE OF PITTSBURGH PENNSYLVANIA. MAXIMUM SUSTAINED WINDS...40 MPH...64 KM/H PRESENT MOVEMENT...NW OR 320 DEGREES AT 08 MPH...13 KM/H MINIMUM CENTRAL PRESSURE...992 MB...29.29 INCHES WATCHES AND WARNINGS -------------------- SUMMARY OF WATCHES AND WARNINGS IN EFFECT... GALE WARNINGS AND SMALL CRAFT ADVISORIES ARE IN EFFECT FOR PORTIONS OF THE GREAT LAKES. SMALL CRAFT ADVISORIES ARE IN EFFECT ALONG MUCH OF THE MID-ATLANTIC AND NORTHEAST COASTS. FLOOD AND COASTAL FLOOD WATCHES...WARNINGS...AND ADVISORIES ARE IN EFFECT OVER PORTIONS OF THE MID-ATLANTIC AND NORTHEAST STATES. BLIZZARD WARNINGS REMAIN IN EFFECT ALONG THE HIGHER ELEVATIONS OF THE CENTRAL APPALACHIANS. WINTER STORM WARNINGS AND WINTER WEATHER ADVISORIES REMAIN IN EFFECT FOR THE MOUNTAINS OF SOUTHWEST PENNSYLVANIA...WESTERN MARYLAND...AND SOUTHWESTWARD INTO EASTERN TENNESSEE...EASTERN KENTUCKY...AND EXTREME WESTERN NORTH CAROLINA. FOR INFORMATION SPECIFIC TO YOUR AREA...INCLUDING POSSIBLE WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED BY YOUR LOCAL NATIONAL WEATHER SERVICE OFFICE AT WWW.WEATHER.GOV. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 1100 PM EDT...0300 UTC...THE CENTER OF SANDY WAS LOCATED NEAR LATITUDE 41.3 NORTH...AND LONGITUDE 79.4 WEST. THE POST-TROPICAL CYCLONE WAS MOVING TOWARD THE NORTHWEST AT 08 MPH...13 KM/H. SANDY IS EXPECTED TO TURN NORTH ACROSS WESTERN NEW YORK OR LAKE ERIE...AND CONTINUE TO MOVE NORTHWARD INTO CANADA ON WEDNESDAY. MAXIMUM SUSTAINED WINDS ARE NEAR 40 MPH...64 KM/H...WITH HIGHER GUSTS. MINIMUM CENTRAL PRESSURE IS 992 MB...29.29 INCHES. HAZARDS ------- WIND...STRONG WINDS WILL CONTINUE THROUGH WEDNESDAY MORNING OVER PORTIONS OF THE NORTHEAST...CENTRAL/SOUTHERN APPALACHIANS...AND ACROSS THE GREAT LAKES. STORM SURGE...EVEN THOUGH WATER LEVELS ALONG THE COAST HAVE BEEN SUBSIDING...THE COMBINATION OF STORM SURGE AND THE TIDE COULD STILL CAUSE NORMALLY DRY AREAS NEAR THE COAST TO BE FLOODED BY RISING WATERS...ESPECIALLY IN AREAS APPROACHING HIGH TIDE. THE WATER COULD REACH THE FOLLOWING DEPTHS ABOVE GROUND AT THE TIME OF HIGH TIDE: UPPER AND MIDDLE CHESAPEAKE BAY 1 TO 3 FEET. THE FRESHWATER FLOOD WATERS ORIGINATING IN THE UPPER POTOMAC FROM THE RAINS OF SANDY WILL START TO IMPACT THE TIDAL POTOMAC...RESULTING IN A SIGNIFICANT FLOOD STARTING THIS EVENING AND CONTINUING THROUGH FRIDAY AFTERNOON. ELSEWHERE ELEVATED WATER LEVELS ALONG THE COAST OF NORTH CAROLINA TO MASSACHUSETTS WILL SUBSIDE OVERNIGHT AND ON WEDNESDAY. DUE TO STRONG AND PERSISTENT NORTHERLY WINDS...COASTAL FLOODING ALONG PORTIONS OF THE GREAT LAKES IS POSSIBLE. SURGE-RELATED FLOODING DEPENDS ON THE RELATIVE TIMING OF THE SURGE AND THE TIDAL CYCLE...AND CAN VARY GREATLY OVER SHORT DISTANCES. THE SURGE COULD BE ACCOMPANIED BY LARGE AND DANGEROUS WAVES ALONG PORTIONS OF THE COAST EXPOSED TO THE ATLANTIC OCEAN. FOR INFORMATION SPECIFIC TO YOUR AREA...PLEASE SEE PRODUCTS ISSUED BY YOUR LOCAL NATIONAL WEATHER SERVICE OFFICE. RAINFALL...ADDITIONAL RAINFALL ACCUMULATIONS OF UP TO AN INCH ARE EXPECTED FROM THE EASTERN GREAT LAKES...ACROSS THE MID-ATLANTIC AND INTO SOUTHERN NEW ENGLAND. THIS WILL BRING STORM TOTAL PRECIPITATION AMOUNTS OF 6 TO 12 INCHES ACROSS THE MID-ATLANTIC REGION FROM SOUTHERN NEW JERSEY ACROSS DELAWARE...MARYLAND...NORTHERN VIRGINIA AND SOUTHERN PENNSYLVANIA. ADDITIONAL PRECIPITATION AMOUNTS OF 1 TO 2 INCHES ARE EXPECTED OVER EASTERN MAINE THROUGH WEDNESDAY. SNOWFALL...ADDITIONAL SNOWFALL ACCUMULATIONS OF 5 TO 10 INCHES ARE EXPECTED IN THE MOUNTAINS OF WEST VIRGINIA INTO FAR WESTERN MARYLAND...WITH ISOLATED AMOUNTS UP TO 15 INCHES. THIS WILL BRING STORM SNOWFALL TOTALS TO 2 TO 3 FEET OVER PORTIONS OF THE CENTRAL APPALACHIANS...AND 1 TO 2 FEET OVER EASTERN PORTIONS OF KENTUCKY AND THE MOUNTAINS ALONG THE NORTH CAROLINA/TENNESSEE BORDER. SURF...DANGEROUS SURF CONDITIONS WILL CONTINUE FROM FLORIDA THROUGH NEW ENGLAND FOR THE NEXT COUPLE OF DAYS. RAINFALL TOTALS --------------- SELECTED STORM TOTAL RAINFALL IN INCHES THROUGH 10 PM EDT ...WASHINGTON DC... WASHINGTON 5.1 NW 5.83 WASHINGTON/NATIONAL 4.78 ...DELAWARE... GEORGETOWN 10.20 DOVER 6.4 WNW 9.62 MILFORD 9.55 INDIAN RIVER ACRES 9.49 REHOBOTH BEACH 9.37 CLAYTON 6.6 W 8.62 DOVER AFB 8.47 DELANEY CORNER 8.33 MILTON 8.30 SMYRNA 2.7 SSE 8.30 SEAFORD 2.3 SSE 8.27 FELTON 3.6 NE 8.00 DOVER 7.98 VIOLA 7.84 GEORGETOWN 5.8 W 7.76 NEWARK 3.9 SSW 7.68 WILMINGTON ARPT 4.34 ...MASSACHUSETTS... NORTH ASHBURNHAM 3.70 FITCHBURG 3.69 PEPPERELL 3.30 ASHBURNHAM 3.20 AYER 3.11 EAST MILTON 3.03 LEOMINSTER 1.5 S 2.92 NATICK 1.7 NNE 2.85 NORTON 1.8 NNE 2.80 ACTON 1.3 SW 2.76 MILLIS 0.6 SSE 2.65 NORTHBOROUGH 0.6 SSE 2.60 NORWOOD 1.3 NW 2.59 FITCHBURG 1.6 SSW 2.58 ANDOVER 1.5 W 2.48 BEDFORD/HANSCOM FIELD 2.40 NANTUCKET MEMORIAL ARPT 2.01 ...MARYLAND... EASTON 0.7 NNW 12.55 1 NNW EASTON 12.49 GREENSBORO 1.4 ENE 10.53 1 E GREENSBORO 9.93 QUEENSTOWN 2.6 S 9.89 TRAPPE 3.5 NE 9.78 BISHOPVILLE 3.1 E 9.48 DENTON 5.8 WSW 9.18 PRINCESS ANNE 4.4 WSW 8.81 PASADENA 2.6 ESE 8.60 PATUXENT RIVER NAS 8.32 LA PLATA 5.8 SE 8.23 SALISBURY RGNL ARPT 7.53 OCEAN CITY MUNI ARPT 7.20 BALIMORE SCIENCE CENTER 7.15 ANNAPOLIS - US NAVAL ACADEMY 7.09 BALTIMORE/WASHINGTON INTL ARPT 6.65 ...NORTH CAROLINA... SALVO 0.9 NNE 8.09 AVON 0.7 NE 8.00 COROLLA 3.2 SSE 7.66 DUCK 0.3 SE 7.22 KILL DEVIL HILLS 2.5 NNW 6.47 HATTERAS/BILLY MITCHELL AP 6.26 COROLLA 11.7 NNW 5.90 KITTY HAWK 4.0 NNW 5.89 TRENT WOODS 1.3 SSE 4.11 JAMESVILLE 6.1 SW 3.84 JACKSONVILLE 2.0 E 3.75 HOLLY RIDGE 4.8 ENE 3.63 ELIZABETH CITY 10.5 NNW 3.56 MERRY HILL 3.8 E 3.51 ...NEW HAMPSHIRE... GORHAM 3.1 S 4.85 JAFFREY MUNI ARPT 4.63 CENTER SANDWICH 4.9 E 4.57 RANDOLPH 1.4 NE 4.51 MT WASHINGTON 4.05 NEWBURY 1.6 NW 4.00 EFFINGHAM 0.9 NNW 3.35 NEWBURY 4.0 SE 3.07 HILLSBOROUGH 2.1 NNW 3.00 BROOKLINE 2.1 SW 3.00 MADISON 1.7 SE 2.99 GREENVILLE 1.1 ENE 2.96 BROOKFIELD 0.9 WSW 2.91 PETERBOROUGH 2.98 KEENE 2.85 ...NEW JERSEY... WILDWOOD CREST 0.6 NNE 11.91 NORTH WILDWOOD 10.24 WEST CAPE MAY 9.37 LOWER TWP 2.2 NE 8.41 ERMA 8.20 ATLANTIC CITY 8.15 CAPE MAY 8.10 WOODBINE 0.8 NNW 7.84 UPPER TWP 3.2 SE 7.75 HAMILTON TWP 2.1 SE 7.56 WOODBINE 5.1 NE 7.52 NEWPORT 7.30 CAPE MAY 0.4 NNW 7.28 VINELAND 2.6 WSW 7.07 ESTELL MANOR 7.06 CEDARVILLE 7.00 EGG HARBOR TWP 1.3 NW 6.83 LINWOOD 0.7 SSW 6.82 UPPER DEERFIELD TWP 1.9 E 6.22 ...NEW YORK... WHITESVILLE 4.83 1 S HAMBURG 4.59 PERRYSBURG 4.41 1 SW DUNKIRK 4.09 BATAVIA GENESSEE 3.80 3 ENE LOCKPORT 3.63 SHERMAN 0.4 ENE 3.42 NIAGARA FALLS INTL ARPT 3.27 LOCKPORT 2.8 ENE 3.31 LANCASTER 4.1 ENE 3.26 ALCOTT CENTER 3.25 ELMA CENTER 0.7 SE 3.06 DANSVILLE 1.0 ENE 3.06 LOCKPORT 0.8 NE 3.05 WEST ALMOND 3.6 SW 3.04 ...OHIO... KIRTLAND 0.9 SW 5.69 MAYFIELD 0.2 NW 5.10 NORTH RIDGEVILLE 2.8 SSW 5.06 PAINESVILLE 3.8 SSW 5.02 ASHTABULA CO. ARPT 4.70 ELYRIA 3.0 SE 4.77 LORAIN/ELYRIA 4.61 CLEVELAND-HOPKINS INTL ARPT 4.56 BROADVIEW HEIGHTS 1.5 NW 4.44 AVON 1.6 SW 4.14 BRUNSWICK 0.5 NE 4.08 PARMA 1.9 NNW 3.96 RICHMOND HEIGHTS 0.4 NNE 3.88 WAKEMAN 4.6 NNE 3.77 ELYRIA 0.4 SE 3.70 ...PENNSYLVANIA... HANOVER 5.4 S 7.61 SCHELLSBURG 2.6 WNW 7.32 GLEN ROCK 2.2 ESE 6.54 MALVERN 0.5 NNE 6.32 LANDENBERG 1.8 ENE 5.96 NEW SALEM 0.3 WSW 5.92 2 ENE LANDEBERG 5.90 LITTLESTOWN 3.7 WNW 5.84 WEST CHESTER 5.78 LATROBE 0.6 NW 5.76 EXTON 5.59 WEST CHESTER 1.8 SE 5.54 HANOVER 3.0 WSW 5.51 ABBOTTSTOWN 2.4 N 5.43 ...RHODE ISLAND... WOONSOCKET 1.3 ESE 1.87 MANVILLE 0.2 NE 1.76 PAWTUCKET/NORTH CENTRAL ST ARPT 1.57 ...VIRGINIA... REEDVILLE 9.90 VIRGINIA BEACH 9.58 OCEANA NAS/SOUCEK 9.57 CASHVILLE .01 S 9.38 WHITE STONE 8.0 SSW 8.96 GREENBACKVILLE 0.4 WNW 8.64 PORT HAYWOOD 1.0 SE 8.59 ONLEY 0.6 SE 8.47 WALLOPS ISLAND 8.48 ONANCOCK 3.9 SW 8.39 VIRGINIA BEACH 1.7 NE 7.99 PURCELLVILLE 7.89 5 S MAYSVILLE 7.75 YORKTOWN 0.8 SE 7.73 NEWPORT NEWS 5.8 NE 7.63 ...WEST VIRGINIA... SHENANDOAH JUNCTION 4.46 FALLING WATERS 2.4 NW 4.36 SLANESVILLE 2.1 SE 3.99 MCMECHEN 6.0 E 3.56 MORGANTOWN/HART FIELD 3.42 CHARLES TOWN 2.5 NE 3.15 BUNKER HILL 0.8 WNW 3.06 SPRINGFIELD 2.3 ESE 3.04 BOOTHSVILLE 1.4 SE 2.83 MIDDLEBOURNE 0.3 ENE 2.80 SNOWFALL TOTALS --------------- SELECTED STORM TOTAL SNOWFALL IN INCHES THROUGH 10 PM EDT ..KENTUCKY... PAYNE GAP 14.0 LYNCH 3S 12.0 ELKO 1NW 9.0 BENHAM 3S 6.0 ...MARYLAND... REDHOUSE 29.0 FINZEL 24.0 OAKLAND 24.0 DEEP CREEK LAKE 20.0 4 SE CHAMPOIN 13.0 GRANTSVILLE 12.0 FROSTBURG 6.0 ...NORTH CAROLINA... COVE CREEK 10NW 24.0 FAUST 24.0 NEWFOUND GAP 22.0 ELK PARK 14.0 BULADEAN 12.0 BAKERSVILLE 5N 11.0 BEECH MOUNTAIN 1 SE 10.0 FLAT SPRINGS 9.8 ASHLAND 9.0 LANSING 8.0 FLAT SPRINGS 1E 7.0 ...OHIO... BELLEFONTAINE 4.5 BELLEFONTAINE 2N 3.0 WASHINGTON COURT HOUSE 3.0 MANSFIELD 2.5 ...PENNSYLVANIA... CHAMPION 4SE 13.0 LAUREL SUMMIT 10.0 MOUNT DAVIS 9.0 FARMINGTON 8.8 LAUREL SUMMIT 9.6 ...TENNESSEE... GATLINBURG 7SE 22.0 ROAN MOUNTAIN 19.0 NEWFOUND GAP 18.0 MOUNT LECONTE 17.0 ...VIRGINIA... NORTON 2S 24.0 TAZEWELL 2N 15.0 WISE 6E 14.0 LEBANON 12.0 BURKES GARDEN 8.4 RICHLANDS 8.0 HONAKER 8.0 MOUTH OF WILSON 8.0 ...WEST VIRGINIA... 5 WSW HUTTONSVILLE 28.0 DAVIS 28.0 FLAT TOP 28.0 QUINWOOD 24.0 NETTIE 24.0 TERRA ALTA 24.0 KITZMILLER 24.0 BEVERLY 21.0 BAYARD 21.5 HUTTONSVILLE 18.0 BEAVER 18.0 1 E MACARTHUR 18.0 1 N TERRA ALTA 18.0 CRAIGSVILLE 17.0 WEBSTER SPINGS 17.0 FAYETTEVILLE 11E 15.0 SHADY SPRING 14.0 MORGANTOWN 3SE 12.0 WIND GUSTS ----------- SELECTED PEAK WIND GUSTS IN MILES PER HOUR FROM EARLIER IN THE EVENT ...CONNECTICUT... MADISON 85 BRIDGEPORT AIRPORT 76 GROTON 76 GREENWICH 70 ...MAINE... BATH 76 PORTLAND JETPORT 63 KENNEBUNK 2NE 62 ...MARYLAND... LAYTONSVILLE 1ESE 76 OCEAN CITY 74 CROCHERON 2SSE 70 ANNAPOLIS 69 ARBUTUS 68 FREDRICK 1NE 62 ...MASSACHUSETTS... CUTTYHUNK 83 WELLFLEET 81 BARNSTABLE 79 WRENTHAM 77 ...MICHIGAN... FORT GRATIOT 74 TOLEDO HARBOR 66 PORT SANILAC 65 SOUTH BASS ISLAND 63 SOUTH HAVEN 1W 60 ...NEW HAMPSHIRE... GOSHEN 70 LONDONDERRY 62 PORTSMOUTH INTL AIRP 60 ...NEW JERSEY... TOMPKINSVILLE 2N 90 SURF CITY 89 TUCKERTON 88 MONTCLAIR 1N 88 NEWPORT 87 SANDY HOOK NOS BUOY 87 DENNISVILLE 81 CLIFTON 80 NEWARK 78 ATLANTIC CITY 77 BAYONNE 1ENE 77 ...NEW YORK... ISLIP 90 PLUM ISLAND 4 ENE 85 SYOSSET 82 POINT LOOKOUT 1E 80 JFK 79 ..OHIO... BURKE LAKEFRONT ARPT 67 CLEVELAND HOPKINS ARPT 63 SOUTH BASS ISLAND 62 ...PENNSYLVANIA... ALLENTOWN 81 BENSALEM 76 BUSHKILL CENTER 70 PHILADELPHIA INTL ARPT 68 MOUNT POCONO AIRPORT 66 MOUNT AETNA 64 WIND GAP 62 ...RHODE ISLAND... WESTERLY 86 WARREN 73 ...VERMONT... STOWE 8NW 72 LYNDON CENTER 61 UNDERHILL 60 ...VIRGINIA... CHESTER GAP 3NNE 79 WINTERGREEN 4 NW 72 WALLOPS ISLAND 68 MELFA/ACCOMACK ARPT 62 HACKSHECK 1NW 60 ...WEST VIRGINIA... RANSON 1 NNW 65 KEYSER 2 SSW 64 MARTINSBURG ARPT 60 NEXT ADVISORY ------------- NEXT ADVISORY WILL BE ISSUED AT 500 AM EDT. PLEASE REFER TO YOUR LOCAL NATIONAL WEATHER SERVICE OFFICE FOR FURTHER INFORMATION ON THIS STORM. PETERSEN/MONARSKI/SULLIVAN/ORRISON FORECAST POSITIONS ------------------ INITIAL 31/0300Z 41.3N 79.4W POST-TROP/EXTRATROP 12HR VT 31/1200Z 42.3N 79.5W POST-TROP/EXTRATROP 24HR VT 01/0000Z 46.2N 77.7W ABSORBED