000 AGXX40 KNHC 101830 MIMATS MARINE WEATHER DISCUSSION NWS NATIONAL HURRICANE CENTER MIAMI FL 245 PM EDT SAT SEP 10 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... TROPICAL STORM NATE IS MOVING WESTWARD TOWARD THE SOUTHWEST COAST OF THE GULF OF MEXICO. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. NATE IS EXPECTED TO SLOWLY INTENSIFY AND MOVE W TO NEAR 19.9N 95.OW THIS EVENING...19.8N 96.1W SUN MORNING...THEN MOVE INLAND TO 19.7N 97.2W BY SUN EVENING. NATE CONTINUES TO HAVE A SOMEWHAT ATYPICAL APPEARANCE...WITH A LARGE CENTER FILLED WITH LOW CLOUDS SURROUNDED BY SOME WEAK CONVECTIVE BANDING. SEAS GREATER THAN 8 FT WITH HIGHEST SEAS TO 16 FT ARE LIKELY S OF 22N THROUGH THE REMAINDER OF THE WEEKEND...WITH WINDS AND SEAS DIMINISHING RAPIDLY AS NATE MOVES INLAND SUN EVENING. SEE WTNT25 KNHC/TCMAT5 FOR MORE INFORMATION ON TROPICAL STORM NATE. ELSEWHERE LIGHT TO MODERATE WINDS AND SEAS WILL DOMINATE THE GULF...WITH WEAK HIGH PRES BUILDING OVER THE NORTHERN GULF MON THROUGH TUE. CARIBBEAN SEA AND TROPICAL N ATLC S OF 22N W OF 55W... TROPICAL STORM MARIA NEAR 17.3N 61.5W 1009 MB AT 11 AM EDT MOVING NW AT 13 KT. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. MARIA IS FORECAST TO WEAKEN TO A TROPICAL DEPRESSION AND MOVE NW TO 18.4N 63.2W THIS EVENING...19.9N 64.9W SUN MORNING BEFORE EXITING THE AREA LATER ON SUN. SEE WTNT24 KNHC/TCMAT4 FOR LATEST DETAILS. ELSEWHERE OVER THE CARIBBEAN A TROPICAL WAVE ALONG 80W WILL MIGRATE W INTO THE NW CARIBBEAN THROUGH SUN. SCATTERED CONVECTION PERSISTS BEHIND THE WAVE AXIS. WINDS AND SEAS REMAIN FAIRLY LIGHT HOWEVER OUTSIDE OF THE NE CARIBBEAN...WITH NO MAJOR CHANGES EXPECTED INTO EARLY NEXT WEEK UNTIL A SECOND TROPICAL WAVE MIGRATES W OF 55W BY MON BRINGING A NEW ROUND OF WINDS IN EXCESS OF 20 KT TO THE AREA NE OF THE LEEWARDS. SW ATLC S OF 31N W OF 55W... A TROUGH ALONG 75W...ACTUALLY THE NORTHERN EXTENT OF A TROPICAL WAVE IN THE CARIBBEAN...WILL MIGRATE NW THROUGH THE BAHAMAS THE REST OF TODAY...SOUTH OF A RIDGE ALONG 28N. WINDS AND SEAS WILL INCREASE OVER THE WATERS N OF THE PUERTO RICO LATE TODAY AHEAD OF TROPICAL STORM MARIA FORECAST TO WEAKEN TO A TROPICAL DEPRESSION TONIGHT. MARIA WILL MOVE TO NEAR 21.4N 66.5W SUN EVENING. IT IS FORECAST TO RE-GAIN TROPICAL STORM FORCE NEAR 22.7N 68.0W MON MORNING WITH MAX WINDS OF 45 KT G TO 55 KT...AND REACH 24.9N 70.2W TUE MORNING... 29.0N 71.0W WED MORNING. SEE WTNT24 KNHC/TCMAT4 FOR LATEST DETAILS ON MARIA. WARNINGS... GULF OF MEXICO... .GMZ082...TROPICAL STORM WARNING S OF 22N W OF 91W. CARIBBEAN AND TROP N ATLC... .AMZ087...TROPICAL STORM WARNING N OF 16N. SW N ATLC... .AMZ080...TROPICAL STORM CONDITIONS EXPECTED E OF 72W MON THROUGH WED. FOR ADDITIONAL INFORMATION PLEASE VISIT HTTP://WWW.HURRICANES.GOV/MARINE $$ FORECASTER GR/EC