TROPICAL STORM ANDREA SPECIAL ADVISORY NUMBER 1 NWS NATIONAL HURRICANE CENTER MIAMI FL WED JUN 05 2013 TROPICAL STORM FORMS IN THE EAST-CENTRAL GULF OF MEXICO. TROPICAL STORM WARNING ISSUED FOR PARTS OF THE FLORIDA WEST COAST. SUMMARY OF 600 PM EDT LOCATION...25.3N 86.5W ABOUT 310 MI...500 KM SW OF TAMPA FLORIDA ABOUT 320 MI...510 KM SSW OF APALACHICOLA FLORIDA. MAXIMUM SUSTAINED WINDS 40 MPH 65 KM/H PRESENT MOVEMENT N OR 360 DEGREES AT 3 MPH 6 KM/H MINIMUM CENTRAL PRESSURE 1002 MB 29.59 INCHES A TROPICAL STORM WARNING HAS BEEN ISSUED FOR THE WEST COAST OF FLORIDA FROM BOCA GRANDE TO OCHLOCKONEE RIVER. A TROPICAL STORM WATCH HAS BEEN ISSUED FOR THE U.S. EAST COAST FROM FLAGLER BEACH FLORIDA TO SURF CITY NORTH CAROLINA. A TROPICAL STORM WARNING IS IN EFFECT FOR THE WEST COAST OF FLORIDA FROM BOCA GRANDE TO OCHLOCKNEE RIVER. A TROPICAL STORM WATCH IS IN EFFECT FOR FLAGLER BEACH FLORIDA TO SURF CITY NORTH CAROLINA. A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE EXPECTED SOMEWHERE WITHIN THE WARNING AREA WITHIN 36 HOURS. A NORTHEASTWARD MOTION AT A FASTER FORWARD SPEED IS EXPECTED ON THURDAY AND THAT GENERAL MOTION SHOULD CONTINUE THROUGH FRIDAY. THE CENTER OF ANDREA IS FORECAST TO REACH THE COAST OF THE FLORIDA BIG BEND ON THURSDAY AFTERNOON OR EVENING AND MOVE OVER SOUTHEASTERN GEORGIA AND EASTERN SOUTH CAROLINA THURSDAY NIGHT AND FRIDAY. LITTLE CHANGE IN STRENGTH IS FORECAST DURING THE NEXT 48 HOURS. TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 140 MILES 220 KM MAINLY TO THE EAST AND SOUTHEAST OF THE CENTER. TROPICAL STORM CONDITIONS ARE EXPECTED TO FIRST REACH THE COAST WITHIN THE WARNING AREA BY THURSDAY AFTERNOON MAKING OUTSIDE PREPARATIONS DIFFICULT OR DANGEROUS. THE COMBINATION OF A 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... TAMPA BAY NORTHWARD TO APALACHICOLA 2 TO 4 FT FLORIDA WEST COAST SOUTH OF TAMPA BAY 1 TO 2 FT THE DEEPEST WATER WILL OCCUR ALONG THE IMMEDIATE COAST NEAR AND TO THE SOUTH OF THE LANDFALL LOCATION. SURGE-RELATED FLOODING DEPENDS ON THE RELATIVE TIMING OF THE SURGE AND THE TIDAL CYCLE AND CAN VARY GREATLY OVER SHORT DISTANCES. ANDREA IS EXPECTED TO PRODUCE TOTAL RAIN ACCUMULATIONS OF 3 TO 6 INCHES OVER MUCH OF THE FLORIDA PENINSULA...EASTERN PARTS OF THE FLORIDA PANHANDLE...AND SOUTHEASTERN GEORGIA WITH ISOLATED MAXIMUM AMOUNTS OF 8 INCHES POSSIBLE. TOTAL RAIN ACCUMULATIONS OF 2 TO 4 INCHES ARE ALSO EXPECTED OVER EASTERN SOUTH CAROLINA AND EASTERN NORTH CAROLINA. ISOLATED TORNADOES ARE POSSIBLE OVER THE FLORIDA PENINSULA LATE TONIGHT THROUGH THURSDAY.
Posted on: Wed, 05 Jun 2013 22:24:24 +0000
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