000 AGXX40 KNHC 100648 MIMATS MARINE WEATHER DISCUSSION NWS NATIONAL HURRICANE CENTER MIAMI FL 200 AM EST THU MAR 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... COLD FRONT FROM THE FLORIDA PANHANDLE TO THE BAY OF CAMPECHE. WINDS ARE EXPECTED TO BRIEFLY INCREASE TO GALE FORCE OVER THE SW GULF S OF 21N W OF 94W THROUGH THIS AFTERNOON THEN DECREASE TO BELOW GALE FORCE LATE THIS AFTERNOON. THE FRONT WILL EXTEND FROM S OF TAMPA BAY TO THE YUCATAN PENINSULA THIS AFTERNOON AND MOVE E OF THE AREA FRI. 20-30 KT WINDS WILL DECREASE FROM W TO E WITH WINDS LESS THAN 20 KT OVER THE NW GULF BY TONIGHT. HIGH PRES BUILDS ACROSS THE NORTHERN GULF FRI HOWEVER NLY SWELLS 8-9 FT WILL BE ACROSS THE S CENTRAL GULF THEN SUBSIDE FRI NIGHT. THE HIGH MOVES INTO THE NE GULF FRI NIGHT AND SLY RETURN FLOW INCREASE TO 15-20 KT IN THE NW GULF. THE HIGH WEAKENS SUN AND MON WITH DECREASING WINDS. SW N ATLC... SLY WINDS INCREASING OVER THE NW PORTION OF THE AREA AHEAD OF THE NEXT APPROACHING COLD FRONT. THE FRONT WILL MOVE OFF SHORE THIS EVENING AND EXTEND FROM 31N74W TO CENTRAL CUBA FRI MORNING AND FROM 31N65W TO E CUBA SAT MORNING THEN DISSIPATE SUN MORNING. NLY WINDS INCREASE TO 20-25 KT W OF THE FRONT TONIGHT THROUGH FRI NIGHT THEN DECREASE SUN AS THE FRONT WEAKENS. LARGE NLY SWELLS 8 TO 10 FT ACROSS THE AREA N OF 25N E OF 75W THROUGH SUN THEN SUBSIDE MON. CARIBBEAN AND TROPICAL N ATLC W OF 55W... E WINDS TO 20 KT ACROSS THE CARIBBEAN E OF 77W. THE PRES GRADIENT WEAKENS TONIGHT ALLOWING WINDS TO DECREASE AS HIGH PRES OVER THE ATLC MOVES EWD. A COLD FRONT WILL MOVE INTO THE THROUGH YUCATAN CHANNEL LATE TONIGHT AND EXTEND FROM CENTRAL CUBA TO N BELIZE FRI MORNING THEN DISSIPATE FRI NIGHT. HIGH PRES BEHIND THE FRONT WILL MOVE N OF REGION SAT THROUGH MON TO FRESHEN TRADES ACROSS CENTRAL CARIBBEAN. WARNINGS.. ATLC... .NONE. CARIBBEAN... .NONE. GULF OF MEXICO... .GMZ084...S OF 21N W OF 94W THROUGH THIS MORNING. FOR ADDITIONAL INFORMATION PLEASE VISIT HTTP://WWW.HURRICANES.GOV/MARINE $$ FORECASTER DGS