000 WTNT33 KNHC 040840 TCPAT3 BULLETIN TROPICAL STORM LEE ADVISORY NUMBER 11 NWS NATIONAL HURRICANE CENTER MIAMI FL AL132011 400 AM CDT SUN SEP 04 2011 ...CENTER OF LEE ON THE COAST OF SOUTHERN LOUISIANA... SUMMARY OF 400 AM CDT...0900 UTC...INFORMATION ---------------------------------------------- LOCATION...29.6N 92.5W ABOUT 80 MI...125 KM W OF MORGAN CITY LOUISIANA ABOUT 50 MI...80 KM SW OF LAFAYETTE LOUISIANA MAXIMUM SUSTAINED WINDS...45 MPH...75 KM/H PRESENT MOVEMENT...N OR 360 DEGREES AT 2 MPH...4 KM/H MINIMUM CENTRAL PRESSURE...987 MB...29.15 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY... NONE SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A TROPICAL STORM WARNING IS IN EFFECT FOR... * DESTIN FLORIDA WESTWARD TO SABINE PASS TEXAS...INCLUDING THE CITY OF NEW ORLEANS...LAKE PONTCHARTRAIN...AND LAKE MAUREPAS FOR STORM INFORMATION SPECIFIC TO YOUR AREA...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 STORM LEE WAS LOCATED NEAR LATITUDE 29.6 NORTH...LONGITUDE 92.5 WEST. LEE IS MOVING TOWARD THE NORTH NEAR 2 MPH...4 KM/H. A SLOW NORTHEASTWARD MOTION IS EXPECTED LATER TODAY...FOLLOWED BY A TURN TO THE EAST-NORTHEAST TONIGHT. ON THE FORECAST TRACK...THE CENTER WILL MOVE SLOWLY OVER SOUTHERN LOUISIANA TODAY AND TONIGHT. MAXIMUM SUSTAINED WINDS ARE NEAR 45 MPH...75 KM/H...WITH HIGHER GUSTS. GRADUAL WEAKENING IS FORECAST DURING THE NEXT COUPLE OF DAYS. TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 275 MILES...445 KM FROM THE CENTER. ESTIMATED MINIMUM CENTRAL PRESSURE IS 987 MB...29.15 INCHES. HAZARDS AFFECTING LAND ---------------------- RAINFALL...TROPICAL STORM LEE IS EXPECTED TO PRODUCE TOTAL RAIN ACCUMULATIONS OF 10 TO 15 INCHES FROM THE CENTRAL GULF COAST NORTHWARD INTO THE TENNESSEE VALLEY...WITH POSSIBLE ISOLATED MAXIMUM AMOUNTS OF 20 INCHES THROUGH MONDAY NIGHT. THESE RAINS ARE EXPECTED TO CAUSE EXTENSIVE FLOODING AND FLASH FLOODING. STORM SURGE...WATER LEVELS OF AS MUCH AS 3 TO 5 FEET ABOVE GROUND LEVEL ARE OCCURRING OVER PORTIONS OF THE LOUISIANA COAST. WATER LEVELS OF AS MUCH AS 1 TO 3 FEET ABOVE GROUND LEVEL ARE OCCURRING ALONG THE MISSISSIPPI AND ALABAMA COASTS...INCLUDING MOBILE BAY. WIND...TROPICAL STORM CONDITIONS ARE EXPECTED TO CONTINUE OVER PORTIONS OF THE WARNING AREA TODAY AND TONIGHT. TORNADOES...A FEW TORNADOES WILL BE POSSIBLE TODAY AND TONIGHT OVER PORTIONS OF SOUTHERN LOUISIANA...SOUTHERN MISSISSIPPI...SOUTHERN ALABAMA...AND THE FAR WESTERN FLORIDA PANHANDLE. NEXT ADVISORY ------------- NEXT INTERMEDIATE ADVISORY...700 AM CDT. NEXT COMPLETE ADVISORY...1000 AM CDT. $$ FORECASTER PASCH