BULLETINHURRICANE SANDY ADVISORY NUMBER 13NWS NATIONAL HURRICANE CENTER MIAMI FL AL1820121100 AM EDT THU OCT 25 2012...SANDY APPROACHING THE CENTRAL BAHAMAS...SUMMARY OF 1100 AM EDT...1500 UTC...INFORMATION-----------------------------------------------LOCATION...22.4N 75.5WABOUT 65 MI...110 KM SSW OF LONG ISLANDABOUT 85 MI...135 KM SSE OF GREAT EXUMA ISLANDMAXIMUM SUSTAINED WINDS...105 MPH...165 KM/HPRESENT MOVEMENT...N OR 360 DEGREES AT 16 MPH...26 KM/HMINIMUM CENTRAL PRESSURE...964 MB...28.47 INCHESWATCHES AND WARNINGS--------------------CHANGES WITH THIS ADVISORY...THE GOVERNMENT OF CUBA HAS DISCONTINUED THE HURRICANE WARNING FORTHE CUBAN PROVINCES OF CAMAGUEY...LAS TUNAS...GRANMA...SANTIAGO DECUBA...HOLGUIN...AND GUANTANAMO.THE TROPICAL WARNING FOR HAITI HAS BEEN DISCONTINUED. HOWEVER...HEAVY RAINS AND GUSTY CONDITIONS ARE EXPECTED TO CONTINUE IN HAITITODAY.SUMMARY OF WATCHES AND WARNINGS IN EFFECT...A HURRICANE WARNING IS IN EFFECT FOR...* THE RAGGED ISLANDS IN THE SOUTHEASTERN BAHAMAS* THE CENTRAL BAHAMAS* THE NORTHWESTERN BAHAMASA TROPICAL STORM WARNING IS IN EFFECT FOR...* FLORIDA EAST COAST FROM OCEAN REEF TO FLAGLER BEACH* LAKE OKEECHOBEE* THE REMAINDER OF THE SOUTHEASTERN BAHAMASA TROPICAL STORM WATCH IS IN EFFECT FOR...* FLORIDA EAST COAST FROM NORTH OF FLAGLER BEACH TO FERNANDINA BEACH* FLORIDA UPPER KEYS FROM OCEAN REEF TO CRAIG KEY* FLORIDA BAYINTERESTS ELSEWHERE ALONG THE EAST COAST OF THE UNITED STATES SHOULDMONITOR THE PROGRESS OF SANDY.A HURRICANE WARNING MEANS THAT HURRICANE CONDITIONS ARE EXPECTEDSOMEWHERE WITHIN THE WARNING AREA. PREPARATIONS TO PROTECT LIFE ANDPROPERTY SHOULD BE RUSHED TO COMPLETION.A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS AREEXPECTED SOMEWHERE WITHIN THE WARNING AREA.A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS AREPOSSIBLE WITHIN THE WATCH AREA.FOR STORM INFORMATION SPECIFIC TO YOUR AREA IN THE UNITEDSTATES...INCLUDING POSSIBLE INLAND WATCHES AND WARNINGS...PLEASEMONITOR PRODUCTS ISSUED BY YOUR LOCAL NATIONAL WEATHER SERVICEFORECAST OFFICE. FOR STORM INFORMATION SPECIFIC TO YOUR AREA OUTSIDETHE UNITED STATES...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONALMETEOROLOGICAL SERVICE.DISCUSSION AND 48-HOUR OUTLOOK------------------------------AT 1100 AM EDT...1500 UTC...THE CENTER OF HURRICANE SANDY WASLOCATED NEAR LATITUDE 22.4 NORTH...LONGITUDE 75.5 WEST. SANDY ISMOVING TOWARD THE NORTH NEAR 16 MPH...26 KM/H...AND THIS MOTION ISEXPECTED TO CONTINUE TODAY. A TURN TOWARD THE NORTH-NORTHWEST AND ADECREASE IN FORWARD SPEED ARE EXPECTED TONIGHT. ON THE FORECASTTRACK THE CENTER OF SANDY WILL MOVE THROUGH THE CENTRAL BAHAMASLATER TODAY AND TONIGHT AND MOVE NEAR THE NORTHWESTERN BAHAMAS ONFRIDAY.DATA FROM AN AIR FORCE RESERVE HURRICANE HUNTER AIRCRAFT INDICATETHAT MAXIMUM SUSTAINED WINDS REMAIN NEAR 105 MPH...165 KM/H...WITHHIGHER GUSTS. SANDY IS A CATEGORY TWO HURRICANE ON THE SAFFIR-SIMPSON HURRICANE WIND SCALE. SOME WEAKENING IS FORECAST DURING THENEXT 48 HOURS...BUT SANDY IS EXPECTED TO REMAIN A HURRICANE AS ITMOVES THROUGH THE BAHAMAS.HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 30 MILES...45 KM...FROMTHE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 140MILES...220 KM.THE LATEST MINIMUM CENTRAL PRESSURE REPORTED BY THE AIRCRAFT IS 964MB...28.47 INCHES.HAZARDS AFFECTING LAND----------------------WIND...HURRICANE CONDITIONS ARE EXPECTED TO SPREAD ACROSS THECENTRAL AND NORTHWESTERN BAHAMAS TODAY THROUGH FRIDAY. TROPICALSTORM CONDITIONS ARE EXPECTED IN THE WARNING AREA ALONG THE EASTCOAST OF FLORIDA TONIGHT AND FRIDAY...AND ARE POSSIBLE IN THE WATCHAREA FRIDAY NIGHT. WINDS WILL GRADUALLY SUBSIDE OVER EASTERN CUBATODAY.RAINFALL...SANDY IS EXPECTED TO PRODUCE TOTAL RAINFALL AMOUNTS OF6 TO 12 INCHES ACROSS HAITI AND THE DOMINICAN REPUBLIC...WITHISOLATED MAXIMUM AMOUNTS OF 20 INCHES POSSIBLE. THESE RAINS MAYPRODUCE LIFE-THREATENING FLASH FLOODS AND MUD SLIDES...ESPECIALLYIN AREAS OF MOUNTAINOUS TERRAIN. RAINFALL TOTALS OF 3 TO 6 INCHESARE EXPECTED OVER PORTIONS OF THE BAHAMAS...WITH ISOLATED MAXIMUMAMOUNTS OF 12 INCHES POSSIBLE. RAINFALL TOTALS OF 1 TO 3 INCHES AREPOSSIBLE ACROSS THE FLORIDA KEYS INTO SOUTHEAST AND EAST-CENTRALFLORIDA.STORM SURGE...THE COMBINATION OF A DANGEROUS STORM SURGE AND THETIDE WILL CAUSE NORMALLY DRY AREAS NEAR THE COAST TO BE FLOODED BYRISING WATERS. THE WATER COULD REACH THE FOLLOWING DEPTHS ABOVEGROUND IF THE PEAK SURGE OCCURS AT THE TIME OF HIGH TIDE...HURRICANE WARNING AREA IN THE BAHAMAS...5 TO 8 FTFLORIDA COAST WITHIN WARNING AREA...1 TO 2 FTSURGE-RELATED FLOODING DEPENDS ON THE RELATIVE TIMING OF THE SURGEAND THE TIDAL CYCLE...AND CAN VARY GREATLY OVER SHORT DISTANCES.FOR INFORMATION SPECIFIC TO YOUR AREA...PLEASE SEE PRODUCTS ISSUEDBY YOUR LOCAL WEATHER OFFICE.WATER LEVELS WILL BEGIN TO SUBSIDE IN CUBA AND JAMAICA LATER TODAY.NEXT ADVISORY-------------NEXT INTERMEDIATE ADVISORY...200 PM EDT.NEXT COMPLETE ADVISORY...500 PM EDT.$$FORECASTER BRENNAN
Tropical Meteorology 101: Here is why Sandy won't act like a "normal" hurricane. It will run into 50-60 knot shear zone in the next few days...even higher early next week. Shear cuts off the top of developing tropical systems and weakens them, HOWEVER, this same shear ENERGIZES non tropical storms. As Sandy transforms from a warm core (tropical) system, to a COLD core (non tropical) system as it passes over colder waters, the transformation will actually increase the wind field (Like traditional Noreasters) and strengthen it as well. So, the models won't do well with intensity or wind speed. That's where our experience helps out. Give it up for the human factor!!
Here is something I just received from Chief Meteorologist Denis Phillips of WFTS ABC Action News in Tampa, Florida. This is the key component of this storm...QuoteTropical Meteorology 101: Here is why Sandy won't act like a "normal" hurricane. It will run into 50-60 knot shear zone in the next few days...even higher early next week. Shear cuts off the top of developing tropical systems and weakens them, HOWEVER, this same shear ENERGIZES non tropical storms. As Sandy transforms from a warm core (tropical) system, to a COLD core (non tropical) system as it passes over colder waters, the transformation will actually increase the wind field (Like traditional Noreasters) and strengthen it as well. So, the models won't do well with intensity or wind speed. That's where our experience helps out. Give it up for the human factor!!
THANK YOU FOR ALL THE INFORMATION ... PLEASE KEEP IT UP ... THE INTEL YOU ARE GIVING US IS VERY HELPFUL IN PREPARING FOR THIS STORM
Can we have updates sent to our phones?
Good time to head to Disney World with the kids Matt.
http://magicseaweed.com/Casino-Pier-Surf-Report/387/10ft surf There's a good chance IBSP will be a wreck for next weekends planned gathering.
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