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| #445381 (Received by flhurricane at: 1:43 PM 28.Jul.2011) TCPAT4 BULLETIN TROPICAL STORM DON INTERMEDIATE ADVISORY NUMBER 4A NWS NATIONAL HURRICANE CENTER MIAMI FL AL042011 100 PM CDT THU JUL 28 2011 ...CENTER OF DON NOW OVER THE CENTRAL GULF OF MEXICO... SUMMARY OF 100 PM CDT...1800 UTC...INFORMATION ---------------------------------------------- LOCATION...24.6N 90.7W ABOUT 475 MI...765 KM ESE OF CORPUS CHRISTI TEXAS ABOUT 430 MI...690 KM E OF BROWNSVILLE TEXAS MAXIMUM SUSTAINED WINDS...45 MPH...75 KM/H PRESENT MOVEMENT...NW OR 305 DEGREES AT 15 MPH...24 KM/H MINIMUM CENTRAL PRESSURE...1005 MB...29.68 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY... NONE. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A TROPICAL STORM WARNING IS IN EFFECT FOR... * TEXAS COAST FROM PORT MANSFIELD TO SAN LUIS PASS A TROPICAL STORM WATCH IS IN EFFECT FOR... * TEXAS COAST SOUTH OF PORT MANSFIELD TO THE MOUTH OF THE RIO GRANDE A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE EXPECTED SOMEWHERE WITHIN THE WARNING AREA WITHIN 36 HOURS. A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 48 HOURS. 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. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 100 PM CDT...1800 UTC...THE CENTER OF TROPICAL STORM DON WAS LOCATED NEAR LATITUDE 24.6 NORTH...LONGITUDE 90.7 WEST. DON IS MOVING TOWARD THE NORTHWEST NEAR 15 MPH...23 KM/H. A GENERAL MOTION TOWARD THE NORTHWEST OR WEST-NORTHWEST IS EXPECTED THROUGH SATURDAY. ON THIS TRACK...THE CENTER OF DON SHOULD CROSS THE CENTRAL GULF OF MEXICO TODAY...APPROACH THE TEXAS COAST ON FRIDAY....AND REACH THE TEXAS COAST FRIDAY NIGHT OR SATURDAY. MAXIMUM SUSTAINED WINDS ARE NEAR 45 MPH...75 KM/H...WITH HIGHER GUSTS. GRADUAL STRENGTHENING IS FORECAST DURING THE NEXT 36 HOURS. TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 60 MILES...95 KM FROM THE CENTER. THE MINIMUM CENTRAL PRESSURE JUST REPORTED BY AN AIR FORCE RESERVE HURRICANE HUNTER AIRCRAFT IS 1005 MB...29.68 INCHES. HAZARDS AFFECTING LAND ---------------------- WIND...TROPICAL STORM CONDITIONS ARE EXPECTED WITHIN THE WARNING AREA BY LATE FRIDAY OR FRIDAY NIGHT. TROPICAL STORM CONDITIONS ARE POSSIBLE IN THE WATCH AREA BY LATE FRIDAY OR FRIDAY NIGHT. STORM SURGE...A STORM SURGE WILL RAISE WATER LEVELS BY AS MUCH AS 1 TO 2 FEET ABOVE GROUND LEVEL...MAINLY ALONG THE IMMEDIATE COAST NEAR AND TO THE NORTHEAST OF WHERE THE CENTER MAKES LANDFALL. NEAR THE COAST...THE SURGE WILL BE ACCOMPANIED BY LARGE AND DAMAGING WAVES. RAINFALL...DON IS EXPECTED TO PRODUCE TOTAL RAIN ACCUMULATIONS OF 3 TO 5 INCHES FROM THE CENTRAL TEXAS COAST WESTWARD INTO SOUTH CENTRAL TEXAS...WITH POSSIBLE ISOLATED MAXIMUM AMOUNTS OF 7 INCHES. NEXT ADVISORY ------------- NEXT COMPLETE ADVISORY...400 PM CDT. $$ FORECASTER BEVEN/KIMBERLAIN |
