000 WTNT31 KNHC 070835 TCPAT1 BULLETIN TROPICAL STORM ANDREA ADVISORY NUMBER 7 NWS NATIONAL HURRICANE CENTER MIAMI FL AL012013 500 AM EDT FRI JUN 07 2013 ...ANDREA RACING NORTHEASTWARD ALONG THE EASTERN SEABOARD... SUMMARY OF 500 AM EDT...0900 UTC...INFORMATION ---------------------------------------------- LOCATION...32.4N 80.7W ABOUT 30 MI...50 KM NE OF SAVANNAH GEORGIA ABOUT 50 MI...80 KM SW OF CHARLESTON SOUTH CAROLINA MAXIMUM SUSTAINED WINDS...45 MPH...75 KM/H PRESENT MOVEMENT...NE OR 40 DEGREES AT 28 MPH...44 KM/H MINIMUM CENTRAL PRESSURE...996 MB...29.41 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY... A TROPICAL STORM WARNING HAS BEEN DISCONTINUED FROM ALTAMAHA SOUND GEORGIA SOUTHWARD SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A TROPICAL STORM WARNING IS IN EFFECT FOR... * NORTH OF ALTAMAHA SOUND GEORGIA TO CAPE CHARLES LIGHT VIRGINIA * PAMLICO AND ALBEMARLE SOUNDS * LOWER CHESAPEAKE BAY SOUTH OF NEW POINT COMFORT 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. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 500 AM EDT...0900 UTC...THE CENTER OF TROPICAL STORM ANDREA WAS LOCATED NEAR LATITUDE 32.4 NORTH...LONGITUDE 80.7 WEST. ANDREA HAS INCREASED ITS FORWARD SPEED AND IS NOW MOVING TOWARD THE NORTHEAST NEAR 28 MPH...44 KM/H. THIS GENERAL MOTION IS EXPECTED TO CONTINUE FOR THE NEXT DAY OR TWO WITH AN ADDITIONAL INCREASE IN FORWARD SPEED. ON THE FORECAST TRACK...THE CENTER OF ANDREA WILL CONTINUE TO MOVE NEAR THE EAST COAST OF THE UNITED STATES THROUGH SATURDAY. MAXIMUM SUSTAINED WINDS REMAIN NEAR 45 MPH...75 KM/H...WITH HIGHER GUSTS. THESE WINDS ARE CONFINED TO RAINBANDS PRIMARILY OVER WATER TO THE EAST OF THE CENTER. LITTLE CHANGE IN STRENGTH IS FORECAST DURING THE NEXT 48 HOURS...AND ANDREA IS EXPECTED TO LOSE TROPICAL CHARACTERISTICS LATER TODAY. TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 140 MILES...220 KM TO THE EAST OF THE CENTER. THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 996 MB...29.41 INCHES. HAZARDS AFFECTING LAND ---------------------- RAINFALL...ANDREA IS EXPECTED TO PRODUCE TOTAL RAIN ACCUMULATIONS OF 2 TO 4 INCHES FROM CENTRAL AND EASTERN NORTH CAROLINA NORTHEASTWARD ALONG THE EASTERN SEABOARD INTO COASTAL MAINE. ADDITIONAL RAIN TOTALS OF UP TO 2 INCHES ARE EXPECTED OVER PORTIONS OF EASTERN GEORGIA AND SOUTH CAROLINA THROUGH LATE FRIDAY MORNING WHICH COULD BRING STORM TOTAL AMOUNTS UP TO 6 INCHES ACROSS THOSE AREAS. STORM SURGE...THE COMBINATION OF 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 HEIGHTS ABOVE GROUND IF THE PEAK SURGE OCCURS AT THE TIME OF HIGH TIDE... NORTH OF ALTAMAHA SOUND TO CAPE CHARLES LIGHT...1 TO 2 FT THE DEEPEST WATER WILL OCCUR ALONG THE IMMEDIATE COAST. 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 NATIONAL WEATHER SERVICE OFFICE. WIND...TROPICAL STORM CONDITIONS WILL GRADUALLY SPREAD NORTHEASTWARD IN THE WARNING AREA ALONG THE U.S. EAST COAST DURING THE NEXT 24 HOURS. TORNADOES...A FEW TORNADOES ARE POSSIBLE OVER COASTAL SECTIONS FROM NORTH CAROLINA THROUGH VIRGINIA. NEXT ADVISORY ------------- NEXT INTERMEDIATE ADVISORY...800 AM EDT. NEXT COMPLETE ADVISORY...1100 AM EDT. $$ FORECASTER AVILA