TROPICAL STORM ANDREA INTERMEDIATE ADVISORY NUMBER 4A NWS NATIONAL HURRICANE CENTER MIAMI FL AL012013 200 PM EDT THU JUN 06 2013 ANDREA EXPECTED TO MAKE LANDFALL SOON... TORNADO THREAT CONTINUES FOR MUCH OF THE FLORIDA PENINSULA... SUMMARY OF 200 PM EDT... LOCATION...29.0N 83.6W ABOUT 35 MI...55 KM WSW OF CEDAR KEY FLORIDA ABOUT 100 MI...160 KM ESE OF APALACHICOLA FLORIDA MAXIMUM SUSTAINED WINDS...60 MPH...95 KM/H PRESENT MOVEMENT...NE OR 35 DEGREES AT 17 MPH...28 KM/H MINIMUM CENTRAL PRESSURE...994 MB...29.35 INCHES A TROPICAL STORM WARNING IS IN EFFECT FOR THE WEST COAST OF FLORIDA FROM BOCA GRANDE TO INDIAN PASS FLAGLER BEACH FLORIDA TO CAPE CHARLES LIGHT VIRGINIA AT 200 PM EDT...1800 UTC...THE CENTER OF TROPICAL STORM ANDREA WAS LOCATED NEAR LATITUDE 29.0 NORTH...LONGITUDE 83.6 WEST. ANDREA IS MOVING TOWARD THE NORTHEAST NEAR 17 MPH...28 KM/H. A NORTHEASTWARD ACCELERATION IS EXPECTED DURING THE NEXT 48 HOURS. THE CENTER OF ANDREA WILL REACH THE COAST OF THE BIG BEND AREA OF FLORIDA IN THE NEXT FEW HOURS. ANDREA WILL THEN MOVE NORTHEASTWARD NEAR THE EAST COAST OF THE UNITED STATES THROUGH SATURDAY. MAXIMUM SUSTAINED WINDS ARE NEAR 60 MPH...95 KM/H...WITH HIGHER GUSTS. LITTLE CHANGE IN STRENGTH IS EXPECTED BEFORE THE CENTER REACHES THE COAST. SOME WEAKENING IS FORECAST TONIGHT AND EARLY FRIDAY WHILE THE CENTER OF ANDREA MOVES OVER LAND. ANDREA SHOULD LOSE TROPICAL CHARACTERISTICS IN ABOUT 36 TO 48 HOURS. TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 140 MILES...220 KM FROM THE CENTER. A WIND GUST OF 58 MPH...93 KM/H WAS RECENTLY REPORTED AT PUNTA GORDA FLORIDA. THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 994 MB...29.35 INCHES BASED ON DATA FROM A NOAA BUOY LOCATED IN THE NORTHEASTERN GULF OF MEXICO. 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 AUCILLA RIVER...2 TO 4 FT FLORIDA WEST COAST SOUTH OF TAMPA BAY...1 TO 2 FT FLAGLER BEACH NORTH TO CAPE CHARLES LIGHT...1 TO 2 FT THE DEEPEST WATER WILL OCCUR ALONG THE IMMEDIATE COAST NEAR AND TO THE SOUTH OF THE FLORIDA LANDFALL LOCATION. 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 10 INCHES POSSIBLE. TROPICAL STORM CONDITIONS ARE ALREADY OCCURRING ALONG THE WEST COAST OF FLORIDA WITHIN THE WARNING AREA. THESE CONDITIONS WILL GRADUALLY SPREAD NORTHWARD ALONG THE UNITED STATES EAST COAST DURING THE NEXT 24 TO 36 HOURS. A FEW TORNADOES ARE POSSIBLE OVER THE FLORIDA PENINSULA TODAY.
Posted on: Thu, 06 Jun 2013 18:11:17 +0000
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