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| #455565 (Received by flhurricane at: 4:41 AM 02.Sep.2011) TCPAT3 BULLETIN TROPICAL DEPRESSION THIRTEEN ADVISORY NUMBER 3 NWS NATIONAL HURRICANE CENTER MIAMI FL AL132011 400 AM CDT FRI SEP 02 2011 ...CENTER OF THE DEPRESSION MEANDERING SOUTH OF THE LOUISIANA COAST... SUMMARY OF 400 AM CDT...0900 UTC...INFORMATION ---------------------------------------------- LOCATION...26.5N 91.7W ABOUT 240 MI...385 KM SW OF THE MOUTH OF THE MISSISSIPPI RIVER ABOUT 270 MI...435 KM SSE OF PORT ARTHUR TEXAS MAXIMUM SUSTAINED WINDS...35 MPH...55 KM/H PRESENT MOVEMENT...NW OR 315 DEGREES AT 2 MPH...4 KM/H MINIMUM CENTRAL PRESSURE...1006 MB...29.71 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY... NONE SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A TROPICAL STORM WARNING IS IN EFFECT FOR... * PASCAGOULA MISSISSIPPI WESTWARD TO SABINE PASS TEXAS...INCLUDING THE CITY OF NEW ORLEANS...LAKE PONTCHARTRAIN...AND LAKE MAUREPAS A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE EXPECTED SOMEWHERE WITHIN THE WARNING AREA...IN THIS CASE WITHIN 24 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 400 AM CDT...0900 UTC...THE CENTER OF TROPICAL DEPRESSION THIRTEEN WAS LOCATED NEAR LATITUDE 26.5 NORTH...LONGITUDE 91.7 WEST. THE DEPRESSION IS MOVING TOWARD THE NORTHWEST NEAR 2 MPH...4 KM/H. A SLOW AND POSSIBLY ERRATIC NORTHWESTWARD MOTION IS EXPECTED TODAY...FOLLOWED BY A TURN TOWARD THE NORTH TONIGHT OR SATURDAY. ON THE FORECAST TRACK...THE CENTER OF THE CYCLONE IS EXPECTED TO APPROACH THE COAST OF SOUTHERN LOUISIANA DURING THE WEEKEND. MAXIMUM SUSTAINED WINDS ARE NEAR 35 MPH...55 KM/H...WITH HIGHER GUSTS. GRADUAL STRENGTHENING IS FORECAST DURING THE NEXT 48 HOURS AND THE DEPRESSION COULD BECOME A TROPICAL STORM LATER TODAY. WINDS OF TROPICAL-STORM FORCE ARE BEING REPORTED ON OIL RIGS NORTH AND NORTHEAST OF THE CENTER AT ELEVATIONS OF SEVERAL HUNDRED FEET. ESTIMATED MINIMUM CENTRAL PRESSURE IS 1006 MB...29.71 INCHES. HAZARDS AFFECTING LAND ---------------------- RAINFALL...THE DEPRESSION IS EXPECTED TO PRODUCE TOTAL RAIN ACCUMULATIONS OF 10 TO 15 INCHES OVER SOUTHERN LOUISIANA...SOUTHERN MISSISSIPPI...AND SOUTHERN ALABAMA THROUGH SUNDAY...WITH POSSIBLE ISOLATED MAXIMUM AMOUNTS OF 20 INCHES. STORM SURGE...A STORM SURGE WILL RAISE WATER LEVELS BY AS MUCH AS 2 TO 4 FEET ABOVE GROUND LEVEL ALONG THE NORTHERN GULF COAST IN AREAS OF ONSHORE FLOW. NEXT ADVISORY ------------- NEXT INTERMEDIATE ADVISORY...700 AM CDT. NEXT COMPLETE ADVISORY...1000 AM CDT. $$ FORECASTER BEVEN |
