000 AGXX40 KNHC 090906 CCA MIMATS MARINE WEATHER DISCUSSION NWS NATIONAL HURRICANE CENTER MIAMI FL 335 AM EDT FRI SEP 09 2011 MARINE WEATHER DISCUSSION FOR THE GULF OF MEXICO...CARIBBEAN SEA AND TROPICAL N ATLC...AND SOUTHWEST NORTH ATLC S OF 31N W OF 55W. GULF OF MEXICO... T.S NATE CONTINUES TO INTENSIFY IN THE SW GULF. THIS IS A STRONG TROPICAL STORM LOCATED NEAR 20N92W...AND IS FORECAST TO REACH HURRICANE STRENGTH THIS MORNING. NATE IS FORECAST SLOWLY MOVE NW THEN W THROUGH THE SW GULF...MAKING LANDFALL NEAR TAMPICO BY EARLY MON MORNING AND WILL GENERATE VERY LARGE SEAS OVER THE SW GULF THROUGH THE WEEKEND. SEE WTNT25 KNHC/TCMAT5 FOR MORE INFORMATION ON TROPICAL STORM NATE. ELSEWHERE...A STATIONARY FRONT IS WEAKENING FROM TAMPA FLORIDA TO THE CENTRAL GULF NEAR 25N89W. GENERALLY LIGHT TO MODERATE WINDS PERSIST ELSEWHERE OVER THE GULF OUTSIDE THE SW GULF. LIGHT WINDS AND SEAS WILL DOMINATE THE GULF TUE AFTER NATE MOVES INLAND. CARIBBEAN SEA AND TROPICAL N ATLC S OF 22N W OF 55W... T.S. MARIA IS CENTERED NEAR 13N55W MOVING W AT 18 KT. AN ARC OF STRONG CONVECTION IS NOTED WITHIN 240 NM N SEMICIRCLE OF MARIA. THE STORM IS FORECAST TO MOVE WNW THROUGH THE LEEWARDS AND NE CARIBBEAN THROUGH LATE SUN. SEE WTNT24 KNHC/TCMAT4 FOR LATEST DETAILS. REPORTS FROM BUOYS 41101 AND 41040 SHOWED SEAS REACHING AROUND 20 FT WITH LIKELY TRAPPED FETCH SWELL EFFECTS AT PLAY. THE FIRST OF THIS SWELL WILL START REACH THE LEEWARD ISLANDS LATER THIS MORNING. FURTHER W...A LOW AMPLITUDE TROPICAL WAVE ALONG 72W N OF 15N IS MOVING WNW AT 15-20 KT THROUGH HAITI TOWARD THE WINDWARD PASSAGE. A FEW SHOWERS AND TSTMS ARE NOTED WITHIN 300 NM OF THE WAVE AXIS...MOSTLY TO THE WEST. WEAK RIDGING IS NOTED E OF THE WAVE AXIS OVER THE NE CARIBBEAN...BETWEEN THE TROPICAL WAVE AND THE APPROACHING TROPICAL STORM MARIA. BUOY AND ASCAT DATA SHOW WINDS OF 15 TO 20 KT OVER THE NE CARIBBEAN CURRENTLY. LIGHT TO MODERATE FLOW DOMINATES ELSEWHERE. SW ATLC S OF 31N W OF 55W... HURRICANE KATIA CONTINUES TO MOVE FURTHER TO THE N AWAY FROM THE AREA. AN ASCAT PASS FROM 02 UTC SHOWED S-SW WINDS OF 20-25 KT COVERING THE PORTION OF THE AREA TO THE N OF 29N AND E OF 70W. A WEAKENING STATIONARY FRONT IS OVER THE FAR NW PORTION OF THE AREA AS A WEAK RIDGE EXTENDS ALONG 25N. THE WINDS AND SEAS N OF 27N E OF 74W WILL SLOWLY SUBSIDE THROUGH TONIGHT. THE RIDGE WILL LIFT N TO ALONG 27N FRI NIGHT...THEN LIFT N TO ALONG 30N SAT AND SUN AND TO N OF THE AREA MON. TROPICAL STORM MARIA CURRENTLY IN THE TROPICAL N ATLC IS FORECAST TO MOVE NW INTO THE FAR SE PORTION LATE SAT NIGHT...TO 19.5N 67.0W EARLY SUN AND TO 22.5N 72.0W BY EARLY MON AND TO NEAR 25.0N 75.0W BY TUE. THE NORTHERN PORTION OF A TROPICAL WAVE CURRENTLY ALONG 72W S OF 24N IS MOVING WNW 15-20 KT. THE WAVE IS FORECAST TO MOVE THROUGH THE SE BAHAMAS FRI AND CENTRAL BAHAMAS SAT. THE WAVE IS EXPECTED TO DAMPEN OUT AS IT POSSIBLY APPROACHES ANDROS ISLAND AND THE VICINITY OF S FLORIDA LATE SAT INTO SUN WITH LIGHT WIND CONDITIONS. WARNINGS... GULF OF MEXICO... .GMZ082...HURRICANE WARNING S OF 22N W OF 91W. .GMZ080...TROPICAL STORM CONDITIONS EXPECTED S OF 26N W OF 94W TUE.. CARIBBEAN AND TROP N ATLC... .AMZ086...TROPICAL STORM WARNING N OF 15N E OF 67W. .AMZ087...TROPICAL STORM WARNING FROM 13N-18N. SW N ATLC... .AMZ080...TROPICAL STORM CONDITIONS EXPECTED S OF 26N E OF 76W. FOR ADDITIONAL INFORMATION PLEASE VISIT HTTP://WWW.HURRICANES.GOV/MARINE $$ FORECASTER CHRISTENSEN