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#356613 (Received by flhurricane at: 1:40 AM 01.Jul.2010) TCPAT1 BULLETIN HURRICANE ALEX INTERMEDIATE ADVISORY NUMBER 22A NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL012010 100 AM CDT THU JUL 01 2010 ...ALEX WEAKENS...BUT IS STILL A HURRICANE AS IT MOVES INLAND OVER NORTHEASTERN MEXICO... SUMMARY OF 100 AM CDT...0600 UTC...INFORMATION ---------------------------------------------- LOCATION...24.1N 98.2W ABOUT 35 MI...60 KM NW OF LA PESCA MEXICO ABOUT 135 MI...215 KM SSW OF BROWNSVILLE TEXAS MAXIMUM SUSTAINED WINDS...85 MPH...140 KM/HR PRESENT MOVEMENT...WSW OR 245 DEGREES AT 10 MPH...17 KM/HR MINIMUM CENTRAL PRESSURE...960 MB...28.35 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY... NONE. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A HURRICANE WARNING IS IN EFFECT FOR... * THE COAST OF MEXICO FROM THE MOUTH OF THE RIO GRANDE TO LA CRUZ A TROPICAL STORM WARNING IN IN EFFECT FOR... * THE COAST OF TEXAS FROM THE MOUTH OF THE RIO GRANDE TO PORT OCONNOR * THE COAST OF MEXICO SOUTH OF LA CRUZ TO CABO ROJO 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. FOR STORM INFORMATION SPECIFIC TO YOUR AREA OUTSIDE UNITED STATES...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 100 AM CDT...0600 UTC...THE CENTER OF HURRICANE ALEX WAS LOCATED NEAR LATITUDE 24.1 NORTH...LONGITUDE 98.2 WEST. FOR THE PAST FEW HOURS ALEX HAS BEEN MOVING TOWARD THE WEST-SOUTHWEST NEAR 10 MPH ...17 KM/HR...BUT A GENERAL WESTWARD MOTION IS EXPECTED TO RESUME AND CONTINUE FOR THE NEXT DAY OR SO. ON THIS TRACK...THE CENTER OF ALEX WILL CONTINUE MOVING INLAND OVER NORTHEASTERN MEXICO TODAY. MAXIMUM SUSTAINED WINDS HAVE DECREASED TO NEAR 85 MPH...140 KM/HR... WITH HIGHER GUSTS. ALEX IS A CATEGORY ONE HURRICANE ON THE SAFFIR-SIMPSON HURRICANE WIND SCALE. ADDITIONAL WEAKENING WILL OCCUR AS THE TROPICAL CYCLONE MOVES INLAND...AND ALEX IS EXPECTED TO WEAKEN TO A TROPICAL STORM LATER TODAY AND DISSIPATE OVER MEXICO BY FRIDAY. HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 35 MILES...55 KM...FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 205 MILES...335 KM...MAINLY NORTH AND EAST OF THE CENTER. AN AUTOMATED MEXICAN NAVY STATION AT LA PESCA RECENTLY REPORTED A SUSTAINED WIND OF 35 MPH...57 KM/HR...AND A GUST TO 53 MPH...86 KM/HR. THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 960 MB...28.35 INCHES. HAZARDS AFFECTING LAND ---------------------- RAINFALL...ALEX IS EXPECTED TO PRODUCE TOTAL RAINFALL ACCUMULATIONS OF 6 TO 12 INCHES OVER PORTIONS OF NORTHEASTERN MEXICO AND SOUTHERN TEXAS...WITH ISOLATED MAXIMUM AMOUNTS OF 20 INCHES. THESE RAINS COULD CAUSE LIFE-THREATENING FLASH FLOODS AND MUD SLIDES... ESPECIALLY OVER MOUNTAINOUS TERRAIN. WIND...HURRICANE-FORCE WINDS ARE SPREADING INLAND OVER A PORTION OF THE HURRICANE WARNING AREA IN NORTHEASTERN MEXICO. TROPICAL STORM CONDITIONS ARE OCCURRING WITHIN THE TROPICAL STORM WARNING AREAS OVER SOUTH TEXAS AND NORTHEASTERN MEXICO. THESE WINDS WILL DECREASE LATER TODAY. STORM SURGE...A DANGEROUS STORM TIDE WILL RAISE WATER LEVELS BY AS MUCH AS 4 TO 6 FEET ABOVE GROUND LEVEL ALONG THE IMMEDIATE COAST TO THE NORTH OF WHERE THE CENTER HAS MADE LANDFALL. THE WATER COULD PENETRATE INLAND AS FAR AS SEVERAL MILES FROM THE SHORE WITH DEPTH GENERALLY DECREASING AS THE STORM TIDE MOVES INLAND. NEAR THE COAST...THE SURGE WILL BE ACCOMPANIED BY LARGE AND DESTRUCTIVE WAVES. THE STORM TIDE AND WAVES WILL GRADUALLY DIMINISH LATER TODAY. TORNADOES...ISOLATED TORNADOES ARE POSSIBLE OVER PORTIONS OF EXTREME SOUTHERN TEXAS OVERNIGHT. NEXT ADVISORY ------------- NEXT COMPLETE ADVISORY...400 AM CDT. $$ FORECASTER BRENNAN |