000 AGXX40 KNHC 150641 MIMATS MARINE WEATHER DISCUSSION NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 240 AM EDT MON SEP 15 2008 MARINE WEATHER DISCUSSION FOR GULF OF MEXICO... CARIBBEAN SEA AND SOUTHWEST NORTH ATLC S OF 31N W OF 55W. GULF OF MEXICO... CDFNT EXTENDS FROM 29N90W TO 26N97W WITH NE WINDS 20-25 KT NE OF THE BOUNDARY AND A FEW TS AHEAD OF WINDSHIFT. SLY WINDS 10-15 KT N OF 25N E OF FRONT. THE FRONT EXPECTED TO MOVE E REACHING PSN FROM EXTREME W FL PANHANDLE TO NW BAY OF CAMPECHE IN 24 HOURS...THEN BEGIN TO SLOW ALONG LINE FROM FL BIG BEND TO E BAY OF CAMPECHE SUNRISE WED...AND QUASI STATIONARY ALONG POINTS 28N82W TO 27N90W TO 19N93W SUNRISE THU. REMNANTS OF FRONT DRIFT WILL W CENTRAL WATERS THU INTO FRI AS RIDGE W OF FRONT WEAKENS AND ATLC RIDGE STRENGTHENS. CARIBBEAN AND TROPICAL ATLC... LATEST SCATTEROMETER PASSES AND A FEW SHIP OBS CONFIRM ELY TRADES AROUND 20 KT OVER THE S CENTRAL WATERS AND E 15-20 KT IN THE W GULF OF HONDURAS...10-15 KT ELY WINDS ELSEWHERE. A TROPICAL WAVE ALONG 82W ATTM CONTINUES TO FLARE CONVECTION BOTH SIDES OF ITS AXIS S OF 16N. THIS WAVE WILL MOVE W 15 KT THROUGH GULF OF HONDURAS TODAY AND TONIGHT THUS WILL CONTINUE MENTION OF 15-20 KT WINDS IN THAT AREA. ANOTHER TROPICAL WAVE IS LOCATED ALONG 71W AND MOVING W ABOUT 13 KT PAST 24 HOURS. THIS SHOULD MOVE ITS AXIS TO ALONG 77W TUE...83W WED AND W OF AREA AROUND MID MORNING THU. ANOTHER WAVE ALONG 53W HAS WEAK LOW NEAR 17N53W WITH IMPRESSIVE TS BLOWUP NEAR 17N48W...BUT UPPER LEVELS WILL BE EXTREMELY UNFAVORABLE WITHIN 24 HOURS THUS NOT MENTIONING LOW BUT WILL MOVE WAVE W TO ALONG 59W TUE...65W WED...71W THU...AND 77W FRI. YET ANOTHER WAVE IN E ATLC WAS RE-POSITIONED EARLIER AND ITS MOVEMENT IS NOW ESTIMATED AT W 15 KT. THIS SHOULD MOVE WAVE W TO ALONG 55W LATE THU NIGHT AND EXTREME E CARIBBEAN LATE FRI NIGHT. SW N ATLC... A COLD FRONT OVER NE DISCUSSION AREA NOW VERY BAROCLINIC AND NOW ANALYZED AS A TROUGH N OF 27N ALONG 66W. THIS TROUGH EXPECTED TO PUSH FURTHER S TO ALONG 31N63W TO 22N70W IN ABOUT 24 HOURS DIVIDING A LARGE LOW RIDGE OVER E ATLC FROM WEAK RIDGING OVER W ATLC NE OF BAHAMAS. THIS TROUGH WILL DRIFT NW AS E ATLC RIDGE STRENGTHENS AND W ATLC RIDGE WEAKENS TUE ALSO ALLOWING A COLD FRONT TO CREEP OFF GA COAST LATE TUE NIGHT. THIS FRONT WILL CONTINUE E TO PSN FROM 31N75W TO 28N80W THU AND FROM 31N73W TO 27N80W FRI. WARNINGS... ATLANTIC... NONE. CARIBBEAN... NONE. GULF OF MEXICO... NONE. FORECASTER NELSON. TROPICAL PREDICTION CENTER.