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| #147421 (Received by flhurricane at: 7:58 AM 22.Aug.2007) TCPAT4 BULLETIN HURRICANE DEAN INTERMEDIATE ADVISORY NUMBER 37A NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL042007 700 AM CDT WED AUG 22 2007 ...DEAN BEGINNING TO STRENGTHEN OVER THE BAY OF CAMPECHE...EXPECTED TO MAKE LANDFALL LATER TODAY... A HURRICANE WARNING REMAINS IN EFFECT ALONG THE GULF COAST OF MEXICO FROM SOUTH OF CAMPECHE WESTWARD TO LA CRUZ. PREPARATIONS IN THE WESTERN PORTION OF THE HURRICANE WARNING AREA SHOULD BE RUSHED TO COMPLETION. A TROPICAL STORM WARNING REMAINS IN EFFECT ALONG THE GULF COAST OF MEXICO FROM NORTH OF LA CRUZ TO BAHIA ALGODONES. FOR STORM INFORMATION SPECIFIC TO YOUR AREA...INCLUDING POSSIBLE INLAND WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED BY YOUR LOCAL WEATHER OFFICE. AT 700 AM CDT...1200Z...THE CENTER OF HURRICANE DEAN WAS LOCATED NEAR LATITUDE 20.5 NORTH...LONGITUDE 95.5 WEST OR ABOUT 100 MILES... 160 KM...NORTH-NORTHEAST OF VERACRUZ MEXICO AND ABOUT 120 MILES... 195 KM...EAST-SOUTHEAST OF TUXPAN MEXICO. DEAN IS MOVING TOWARD THE WEST-NORTHWEST NEAR 20 MPH...32 KM/HR... AND THIS GENERAL MOTION IS EXPECTED TO CONTINUE FOR THE NEXT 24 HOURS. THIS MOTION SHOULD BRING THE CENTER OF DEAN ACROSS THE GULF COAST OF MEXICO THIS AFTERNOON. MAXIMUM SUSTAINED WINDS ARE NEAR 90 MPH...150 KM/HR...WITH HIGHER GUSTS. DEAN IS A CATEGORY ONE HURRICANE ON THE SAFFIR-SIMPSON SCALE. SOME STRENGTHENING IS POSSIBLE PRIOR TO LANDFALL. HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 70 MILES...110 KM...FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 200 MILES...325 KM. THE LATEST PRESSURE REPORTED BY AN AIR FORCE RESERVE UNIT RECONNAISSANCE AIRCRAFT WAS 976 MB...28.82 INCHES. STORM SURGE FLOODING OF 6 TO 8 FEET ABOVE NORMAL TIDE LEVELS IS POSSIBLE...ALONG WITH LARGE AND DANGEROUS BATTERING WAVES...NEAR AND TO THE NORTH OF WHERE THE CENTER MAKES LANDFALL. DEAN IS EXPECTED TO PRODUCE STORM TOTAL RAINFALL OF 5 TO 10 INCHES OVER PARTS OF SOUTHERN AND CENTRAL MEXICO...WITH MAXIMUM AMOUNTS OF UP TO 20 INCHES. THESE RAINS COULD CAUSE LIFE-THREATENING FLASH FLOODS AND MUDSLIDES. REPEATING THE 700 AM CDT POSITION...20.5 N...95.5 W. MOVEMENT TOWARD...WEST-NORTHWEST NEAR 20 MPH. MAXIMUM SUSTAINED WINDS...90 MPH. MINIMUM CENTRAL PRESSURE...976 MB. THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 1000 AM CDT. $$ FORECASTER FRANKLIN/MAINELLI |
