000 AGXX40 KNHC 101813 MIMATS MARINE WEATHER DISCUSSION NWS NATIONAL HURRICANE CENTER MIAMI FL 115 PM EST SAT NOV 10 2012 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... HIGH PRES OVER THE SOUTHEAST U.S. EXTENDING SOUTHWESTWARD INTO THE GULF OF MEXICO WILL PREVAIL THROUGH SUN...WITH MODERATE TO FRESH EASTERLY FLOW INCREASING AND BECOMING MORE SOUTHEASTERLY SUN AND SUN NIGHT AHEAD OF A STRONG COLD FRONT MOVING THROUGH TEXAS AND OKLAHOMA. THE FRONT WILL REACH THE TEXAS COAST EARLY MON AND MOVE INTO THE NW GULF MON MORNING. IT WILL INITIALLY MOVE RAPIDLY MON AFTERNOON AND EVENING...EXTENDING FROM ALABAMA TO VERACRUZ MEXICO MON NIGHT...BUT BEGIN TO SLOW BY TUE MORNING REACHING FROM THE BIG BEND OF FLORIDA TO 23N94W TO THE WESTERN BAY OF CAMPECHE...THEN BECOME STATIONARY FROM CENTRAL FLORIDA TO THE BAY OF CAMPECHE WED. STRONG HIGH PRES SURGING SOUTH ALONG THE EAST COAST OF MEXICO WILL INCREASE WINDS BEHIND THE FRONT TO 30 KT IN THE WESTERN BAY OF CAMPECHE MON NIGHT AND TUE...WITH SEAS BUILDING TO 8-11 FT NW AND W OF THE FRONTAL BOUNDARY MON NIGHT THROUGH TUE NIGHT THEN SUBSIDE WED AND THU AS THE FRONT WEAKENS. SOUTHWEST NORTH ATLC S OF 31N W OF 65W... A COLD FRONT EXTENDING FROM THE CENTRAL ATLC THROUGH 31N54W TO 23N62W TO THE DOMINICAN REPUBLIC WILL BECOME STATIONARY TONIGHT THEN TRANSITION TO A SHEAR LINE SUN AND SUN NIGHT SOUTH OF THE NEUTRAL POINT SEPARATING SOUTHERLY AND EASTERLY FLOW E OF THE BOUNDARY...NEAR 26N56W SUN MORNING SHIFTING TO 28N54W SUN NIGHT. THE SHEAR LINE WILL BE DISTINGUISHED BY STRONG 25 KT NE WINDS W OF THE BOUNDARY...EXTENDING TO AROUND 77W...AND MODERATE 10-15 KT E-NE WINDS TO THE EAST. THIS FEATURE WILL BE MOST PROMINENT SUN THROUGH MON...THEN THE SHEAR LINE WILL BECOME DIFFUSE MON NIGHT AS A TROUGH DEVELOPS AND AMPLIFIES ALONG 65W TUE AND TUE NIGHT...WITH STRONGEST WINDS SHIFTING E OF THE AREA THROUGH THU. CARIBBEAN SEA AND TROPICAL N ATLC W OF 55W... STRONG HIGH PRES N OF THE AREA IS SUPPORTING FRESH TO STRONG NE WINDS OVER THE WESTERN AND CENTRAL CARIBBEAN...WITH SCATTEROMETER PASSES SHOWING 25-30 KT WINDS THROUGH THE WINDWARD PASSAGE ABOUT 15 HOURS AGO. EXPECT ATLC PASSAGE WINDS TO DIMINISH SOMEWHAT BUT REMAIN AT LEAST 20-25 KT TONIGHT. STRONG HIGH PRES N OF THE AREA WILL ALLOW FRESH NE WINDS TO CONTINUE SUN AND SUN NIGHT. WINDS AND SEAS WILL DIMINISH MON AS THE PRES GRADIENT WEAKENS...WITH LITTLE CHANGE EXPECTED TUE AND WED. MODERATE TO FRESH TRADE WINDS WILL PREVAIL ACROSS THE EASTERN CARIBBEAN AND TROPICAL N ATLC THROUGH THU WITH LITTLE CHANGE...EXCEPT FOR SEAS BUILDING TO 8-9 FT IN E-NE SWELL NE OF THE LEEWARD ISLANDS TUE THROUGH THU. NOTE...GRIDDED MARINE FORECAST IS AVAILABLE AT WWW.NHC.NOAA.GOV/TAFB/GRIDDED_MARINE GULF OF MEXICO... .NONE. CARIBBEAN SEA AND TROPICAL N ATLC... .NONE. SW N ATLANTIC... .NONE. FOR ADDITIONAL INFORMATION PLEASE VISIT WWW.HURRICANES.GOV/MARINE $$ FORECASTER MUNDELL