000 AGXX40 KNHC 291750 MIMATS MARINE WEATHER DISCUSSION NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 100 PM EST THU NOV 29 2007 MARINE WEATHER DISCUSSION FOR GULF OF MEXICO...CARIBBEAN SEA AND SOUTHWEST NORTH ATLC S OF 31N W OF 55W. GULF OF MEXICO... A FAIRLY WEAK COLD FRONT IS EMERGING OFF THE TEXAS COAST TODAY WITH OBSERVATIONAL DATA NOT SHOWING MUCH MORE THAN 15 KT BEHIND THE FRONT. LIGHT WINDS AND SMOOTH SEAS ARE BEING OBSERVED ELSEWHERE. HOWEVER... NE WINDS IN THE BAY OF CAMPECHE ALONG THE YUCATAN COAST ARE AROUND 15 KT. THE FRONT IN THE NRN GULF WILL STALL FRI AND SAT AND LOSE ITS IDENTITY AS HIGH PRES BUILDS SWD INTO THE NORTHERN WATERS BEGINNING TONIGHT. THE HIGH THEN SHIFTS EASTWARD SAT AND SUN IN RESPONSE TO A STRONGER COLD FRONT THAT APPROACHES THE TEXAS COAST LATE SUN. THE COLD FRONT WILL EXTEND FROM N FLORIDA TO THE E BAY OF CAMPECHE MON AFTERNOON...FROM SRN FLORIDA TO THE YUCATAN PENINSULA MON NIGHT... THEN EXIT THE SRN GULF TUE. IN ADVANCE OF THIS COLD FRONT WINDS WILL BE LIGHT AND VARIABLE SUN...BUT SHARPLY INCREASE LATE SUN AND MON AND SHIFT N-NE BEHIND THE FRONT WITH GUSTS LIKELY TO 30 KT. SW N ATLC... PREVIOUS STATIONARY FRONT ALONG 30N HAS DISSIPATED. A WEAK COLD FRONT WILL MOVE OFF THE GEORGIA COAST THIS AFTERNOON. WINDS BEHIND FRONT WILL BE LIGHT NORTHERLY. THE FRONT WILL EXTEND FROM 31N79W TO N FLORIDA TONIGHT...FROM 31N70W TO 27N80W FRI AFTERNOON...WEAKEN FROM 30N65W T0 27N73W SAT THEN SLIDE E OF AREA LATE SAT AS STRONG HIGH PRES BUILDS SWD OVER THE AREA. WINDS BEHIND THE FRONT BECOME E TO NE 15-20 KT...EXCEPT FAR W PART WHERE WINDS WILL BE SE TO S 10-15 KT AS YET ANOTHER...MUCH STRONGER...COLD FRONT MOVES ACROSS THE SE UNITED STATES. THIS FRONT WILL MOVE OFF THE NE FLORIDA COAST LATE SUN...AND QUICKLY REACH FROM 31N74W TO S FLORIDA MON...AND THEN FROM 27N65W TO 22N77W TUE. WINDS BEHIND IT WILL SHIFT NW AND INCREASE TO 20-25 KT. SLY FLOW AHEAD OF FRONT TO ALSO INCREASE WITH A PRE-FRONTAL SQUALL LINE POSSIBLE. BROAD TROUGH E OF THE AREA FROM 28N49W TO 21N54W TO 12N55W MOVING W 5-10 KT. THIS TROUGH WILL INTERACT WITH HIGH PRES ACROSS THE FORECAST WATERS TO MAINTAIN A TIGHT PRES GRADIENT E OF THE BAHAMAS. FRESH NE WINDS AND 8-10 FT SEAS W OF TROUGH AXIS WILL SHIFT SLOWLY W...MOVING INTO SW PORTION OF THE ZONE LATE TONIGHT AND CONTINUING THROUGH SUN. LARGE N SWELLS ENTER THE PICTURE E OF 68E SUN NIGHT...BUT ARE QUICKLY OVERWHELMED MON AND TUE BY WAVES GENERATED BY THE STRONG COLD FRONT. CARIBBEAN AND TROPICAL N ATLC... QUIKSCAT SHOWS PEAK TRADE WINDS NEAR THE COAST OF COLOMBIA AT 25 KT. THESE WINDS WILL DIMINISH THROUGH MON AS HIGH PRES OVER THE ATLC BREAKS DOWN. MODERATE TRADES ELSEWHERE THROUGH SUN...EXCEPT FRESH NE TRADES OVER THE NORTH CENTRAL CARIBBEAN FUNNELING THROUGH THE MONA AND WINDWARD PASSAGES THROUGH SUN...DIMINISHING MON. ATLC TROUGH MENTIONED ABOVE WILL MOVE INTO THE NORTHERN PART OF THE TROPICAL N ATLC SAT THEN SHIFT NE OF THE AREA SUN AND MON. A STRONG COLD FRONT ENTERS THE NW CARIBBEAN TUE. WARNINGS... ATLANTIC... NONE. CARIBBEAN... NONE. GULF OF MEXICO... NONE. FORECASTER MUNDELL