000 WTNT34 KNHC 212339 TCPAT4 BULLETIN HURRICANE DEAN INTERMEDIATE ADVISORY NUMBER 35A NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL042007 700 PM CDT TUE AUG 21 2007 ...DEAN OVER THE BAY OF CAMPECHE...AIR FORCE PLANE APPROACHING... A HURRICANE WARNING REMAINS IN EFFECT ALONG THE GULF COAST OF MEXICO FROM SOUTH OF PROGRESO WESTWARD TO TAMPICO. THE HURRICANE WARNING FOR PORTIONS OF NORTHERN YUCATAN WILL BE GRADUALLY DISCONTINUED LATER TONIGHT. PREPARATIONS IN THE WESTERN PORTION OF THE HURRICANE WARNING AREA SHOULD BE RUSHED TO COMPLETION. A TROPICAL STORM WARNING REMAINS IN EFFECT FROM NORTH OF TAMPICO TO LA PESCA. FOR STORM INFORMATION SPECIFIC TO YOUR AREA...INCLUDING POSSIBLE INLAND WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED BY YOUR LOCAL WEATHER OFFICE. AT 700 PM CDT...0000Z...THE CENTER OF HURRICANE DEAN WAS LOCATED NEAR LATITUDE 19.7 NORTH...LONGITUDE 92.2 WEST OR ABOUT 110 MILES... 175 KM...WEST OF CAMPECHE MEXICO AND ABOUT 345 MILES...555 KM...EAST OF TUXPAN MEXICO. DEAN IS MOVING BETWEEN THE WEST AND WEST-NORTHWEST NEAR 20 MPH...32 KM/HR...AND THIS GENERAL MOTION IS EXPECTED DURING THE NEXT 24 HOURS. ON THE FORECAST TRACK...DEAN IS EXPECTED TO BE VERY NEAR THE COAST OF CENTRAL MEXICO DURING THE DAY WEDNESDAY. MAXIMUM SUSTAINED WINDS REMAIN NEAR 80 MPH...130 KM/HR...WITH HIGHER GUSTS. DEAN IS A CATEGORY ONE HURRICANE ON THE SAFFIR-SIMPSON SCALE. AN AIR FORCE PLANE IS CURRENTLY APPROACHING DEAN. SOME RE-STRENGTHENING IS FORECAST DURING THE NEXT 24 HOURS. HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 35 MILES...55 KM...FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 140 MILES...220 KM. ESTIMATED MINIMUM CENTRAL PRESSURE IS 970 MB...28.64 INCHES. STORM SURGE FLOODING OF 6 TO 8 FEET ABOVE NORMAL TIDE LEVELS IS POSSIBLE...ALONG WITH LARGE AND DANGEROUS BATTERING WAVES...ALONG THE COAST OF MEXICO WITHIN THE HURRICANE WARNING AREA. DEAN IS EXPECTED TO PRODUCE STORM TOTAL RAINFALL OF 5 TO 10 INCHES OVER PARTS OF SOUTHERN AND CENTRAL MEXICO...AND GUATEMALA...WITH MAXIMUM AMOUNTS OF UP TO 20 INCHES. THESE RAINS COULD CAUSE LIFE-THREATENING FLASH FLOODS AND MUDSLIDES. STORM TOTAL RAINFALL OF 1 TO 2 INCHES IS POSSIBLE OVER PORTIONS OF SOUTH TEXAS. REPEATING THE 700 PM CDT POSITION...19.7 N...92.2 W. MOVEMENT TOWARD...WEST-NORTHWEST NEAR 20 MPH. MAXIMUM SUSTAINED WINDS...80 MPH. MINIMUM CENTRAL PRESSURE...970 MB. THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 1000 PM CDT. $$ FORECASTER AVILA