ZCZC MIATCPAT2 ALL TTAA00 KNHC DDHHMM BULLETIN TROPICAL DEPRESSION GABRIELLE ADVISORY NUMBER 4 NWS NATIONAL HURRICANE CENTER MIAMI FL AL072013 1100 AM AST THU SEP 05 2013 ...GABRIELLE DOWNGRADED TO A DEPRESSION... ...WARNINGS DISCONTINUED FOR PUERTO RICO... SUMMARY OF 1100 AM AST...1500 UTC...INFORMATION ----------------------------------------------- LOCATION...17.5N 68.1W ABOUT 80 MI...125 KM SSE OF PUNTA CANA DOMINICAN REPUBLIC ABOUT 105 MI...170 KM WSW OF PONCE PUERTO RICO MAXIMUM SUSTAINED WINDS...35 MPH...55 KM/H PRESENT MOVEMENT...NW OR 305 DEGREES AT 9 MPH...15 KM/H MINIMUM CENTRAL PRESSURE...1011 MB...29.85 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY... ALL COASTAL WARNINGS AND WATCHES HAVE BEEN DISCONTINUED FOR PUERTO RICO. THE GOVERNMENT OF THE DOMINICAN REPUBLIC HAS CHANGED THE TROPICAL STORM WARNING FROM CABO ENGANO TO CABO FRANCES VIEJO TO A TROPICAL STORM WATCH...AND HAS DISCONTINUED THE TROPICAL STORM WATCH FROM SANTO DOMINGO TO CABO ENGANO. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A TROPICAL STORM WATCH IS IN EFFECT FOR... * DOMINICAN REPUBLIC FROM CABO ENGANO TO CABO FRANCES VIEJO INTERESTS ELSEWHERE IN HISPANIOLA...PUERTO RICO...THE SOUTHEASTERN BAHAMAS...AND THE TURKS AND CAICOS ISLANDS SHOULD MONITOR THE PROGRESS OF THIS SYSTEM. FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 1100 AM AST...1500 UTC...THE CENTER OF TROPICAL DEPRESSION GABRIELLE WAS LOCATED NEAR LATITUDE 17.5 NORTH...LONGITUDE 68.1 WEST. THE DEPRESSION IS MOVING TOWARD THE NORTHWEST NEAR 9 MPH... 15 KM/H...AND THIS MOTION IS EXPECTED TO CONTINUE FOR THE NEXT 24 HOUR OR SO. MAXIMUM SUSTAINED WINDS HAVE DECREASED TO NEAR 35 MPH...55 KM/H... WITH HIGHER GUSTS. GABRIELLE HAS BECOME VERY POORLY ORGANIZED...AND IT IS EXPECTED TO DEGENERATE TO A REMNANT LOW PRESSURE AREA TONIGHT OR FRIDAY AS THE CENTER MOVES OVER THE DOMINICAN REPUBLIC. THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 1011 MB...29.85 INCHES BASED ON A COMBINATION OF AIR FORCE RESERVE HURRICANE HUNTER AIRCRAFT AND SURFACE DATA. HAZARDS AFFECTING LAND ---------------------- RAINFALL...GABRIELLE IS EXPECTED TO PRODUCE TOTAL RAINFALL AMOUNTS OF 2 TO 4 INCHES OVER PUERTO RICO AND THE U.S. VIRGIN ISLANDS...WITH ISOLATED MAXIMUM AMOUNTS OF UP TO 8 INCHES POSSIBLE IN AREAS OF MOUNTAINOUS TERRAIN. THESE RAINS COULD CAUSE DANGEROUS FLASH FLOODS AND MUD SLIDES OVER MOUNTAINOUS TERRAIN. WIND...TROPICAL-STORM-FORCE WIND GUSTS ARE POSSIBLE TODAY OVER PORTIONS OF PUERTO RICO AND THE VIRGIN ISLANDS. NEXT ADVISORY ------------- NEXT INTERMEDIATE ADVISORY...200 PM AST. NEXT COMPLETE ADVISORY...500 PM AST. $$ FORECASTER BEVEN NNNN