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| #457742 (Received by flhurricane at: 7:42 AM 08.Sep.2011) TCPAT4 BULLETIN TROPICAL STORM MARIA INTERMEDIATE ADVISORY NUMBER 7A NWS NATIONAL HURRICANE CENTER MIAMI FL AL142011 800 AM AST THU SEP 08 2011 ...MARIA A LITTLE SOUTH OF PREVIOUSLY INDICATED...NOT WELL ORGANIZED... SUMMARY OF 800 AM AST...1200 UTC...INFORMATION ---------------------------------------------- LOCATION...13.0N 50.0W ABOUT 760 MI...1225 KM E OF THE WINDWARD ISLANDS MAXIMUM SUSTAINED WINDS...50 MPH...85 KM/H PRESENT MOVEMENT...W OR 275 DEGREES AT 23 MPH...37 KM/H MINIMUM CENTRAL PRESSURE...1002 MB...29.59 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY... NONE. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A TROPICAL STORM WATCH IS IN EFFECT FOR... * THE LEEWARD ISLANDS OF ANTIGUA...BARBUDA...MONTSERRAT...NEVIS... AND SAINT KITTS. A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 48 HOURS. INTERESTS ELSEWHERE IN THE LEEWARD ISLANDS...THE VIRGIN ISLANDS...AND PUERTO RICO SHOULD MONITOR THE PROGRESS OF MARIA. FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ VISIBLE SATELLITE IMAGES INDICATE THAT THE CENTER OF MARIA IS A LITTLE TO THE SOUTH OF PREVIOUSLY INDICATED AND AT 800 AM AST... 1200 UTC...IT WAS LOCATED NEAR LATITUDE 13.0 NORTH...LONGITUDE 50.0 WEST. MARIA IS MOVING TOWARD THE WEST NEAR 23 MPH...37 KM/H. THIS GENERAL MOTION IS EXPECTED TO CONTINUE TODAY...FOLLOWED BY A TURN TOWARD THE WEST-NORTHWEST AND A DECREASE IN FORWARD SPEED ON FRIDAY. ON THE FORECAST TRACK...THE CENTER OF MARIA WILL APPROACH THE LEEWARD ISLANDS FRIDAY OR FRIDAY NIGHT. MAXIMUM SUSTAINED WINDS ARE NEAR 50 MPH...85 KM/H...WITH HIGHER GUSTS IN SQUALLS TO THE NORTH OF THE CENTER. HOWEVER...SURFACE OBSERVATIONS AND SATELLITE IMAGERY SUGGEST THAT MARIA COULD BE DEGENERATING INTO A TROPICAL WAVE. AN AIR FORCE RESERVE UNIT HURRICANE HUNTER AIRCRAFT IS SCHEDULED TO INVESTIGATE MARIA LATE TODAY. TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 115 MILES...185 KM TO THE NORTH AND EAST OF THE CENTER. ESTIMATED MINIMUM CENTRAL PRESSURE IS 1002 MB...29.59 INCHES. HAZARDS AFFECTING LAND ---------------------- WIND...TROPICAL STORM CONDITIONS ARE POSSIBLE IN THE WATCH AREA FRIDAY NIGHT OR SATURDAY. NEXT ADVISORY ------------- NEXT COMPLETE ADVISORY...1100 AM AST. $$ FORECASTER AVILA |
