000 WTNT35 KNHC 090852 TCPAT5 BULLETIN TROPICAL STORM NATE ADVISORY NUMBER 7 NWS NATIONAL HURRICANE CENTER MIAMI FL AL152011 400 AM CDT FRI SEP 09 2011 ...NATE WEAKENS SLIGHTLY...STILL NEARLY STATIONARY... SUMMARY OF 400 AM CDT...0900 UTC...INFORMATION ---------------------------------------------- LOCATION...19.9N 92.3W ABOUT 115 MI...190 KM W OF CAMPECHE MEXICO ABOUT 180 MI...290 KM NE OF COATZACOALCOS MEXICO MAXIMUM SUSTAINED WINDS...65 MPH...100 KM/H PRESENT MOVEMENT...STATIONARY MINIMUM CENTRAL PRESSURE...998 MB...29.47 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY... NONE. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A TROPICAL STORM WARNING IS IN EFFECT FOR... * MEXICO FROM CHILITEPEC TO CELESTUN A TROPICAL STORM WATCH IS IN EFFECT FOR... * MEXICO FROM CELESTUN TO PROGRESO ADDITIONAL WATCHES OR WARNINGS MAY BE REQUIRED FOR THE WESTERN GULF COAST OF MEXICO LATER TODAY. FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 400 AM CDT...0900 UTC...THE CENTER OF TROPICAL STORM NATE WAS LOCATED NEAR LATITUDE 19.9 NORTH...LONGITUDE 92.3 WEST. NATE HAS BEEN NEARLY STATIONARY...BUT A SLOW MOTION TO THE NORTHWEST IS EXPECTED TO DEVELOP OVER THE NEXT DAY OR SO...WITH A TURN TO THE WEST AT A FASTER FORWARD SPEED EXPECTED BY SUNDAY. MAXIMUM SUSTAINED WINDS ARE NEAR 65 MPH...100 KM/H...WITH HIGHER GUSTS. ALTHOUGH NATE HAS WEAKENED A LITTLE OVERNIGHT...CONDITIONS APPEAR TO BE GENERALLY FAVORABLE FOR INTENSIFICATION...AND NATE IS EXPECTED TO BECOME A HURRICANE EITHER TODAY OR TOMORROW. TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 105 MILES...165 KM FROM THE CENTER. THE MINIMUM CENTRAL PRESSURE REPORTED BY AND AIR FORCE RESERVE UNIT RECONNAISSANCE AIRCRAFT WAS 998 MB...29.47 INCHES. HAZARDS AFFECTING LAND ---------------------- WIND...TROPICAL STORM CONDITIONS ARE EXPECTED TO CONTINUE ALONG THE COAST OF MEXICO WITHIN THE WARNING AREA TODAY. RAINFALL...NATE IS EXPECTED TO PRODUCE TOTAL RAIN ACCUMULATIONS OF 4 TO 6 INCHES WITH ISOLATED MAXIMUM AMOUNTS OF 12 INCHES OVER THE MEXICAN STATES OF CAMPECHE AND TABASCO...AND OVER SOUTHERN VERACRUZ. STORM SURGE...A STORM SURGE WILL RAISE WATER LEVELS BY AS MUCH AS 1 TO 3 FEET ABOVE NORMAL TIDE LEVELS ALONG THE IMMEDIATE COAST IN THE WARNING AREA. NEXT ADVISORY ------------- NEXT INTERMEDIATE ADVISORY...700 AM CDT. NEXT COMPLETE ADVISORY...1000 AM CDT. $$ FORECASTER FRANKLIN