000 AGXX40 KNHC 091724 MIMATS MARINE WEATHER DISCUSSION NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 130 PM EDT WED APR 9 2008 MARINE WEATHER DISCUSSION FOR GULF OF MEXICO...CARIBBEAN SEA AND SOUTHWEST NORTH ATLC S OF 31N W OF 55W. GULF OF MEXICO... AN E TO W RIDGE ALONG 35N AND A DEVELOPING TROUGH OVER CENTRAL CONUS WILL SUPPORT MOSTLY E-SE WINDS 15 TO 20 KT...EXCEPT 20-25 KT OVER THE CENTRAL WATERS TILL A COLD FRONT MOVES OFF TX COAST AROUND NOON FRI. WINDS MAY RELAX A BIT JUST AHEAD OF FRONT. EXPECT WINDS TO QUICKLY VEER TO N-NE 20-25 KT BEHIND FRONT SAT NIGHT EXCEPT 25 TO 30 KT OVER WATERS W OF 94W. STILL SOME UNCERTAINTY OF BRIEF N GALE FORCE WINDS W PORTION OF THE SW ZONE SUN AS THE FRONT MOVES THROUGH YUCATAN CHANNEL. ALSO LOOKS LIKE GRADIENT WEAKENS RAPIDLY SUN NIGHT WITH WINDS BECOMING VARIABLE NW WATERS. FOR NOW NWW3 MAXING AT 13 FT SW ZONE SUNRISE SUN AND HOLDING OFF TO MAX WINDS 30 KT. SW N ATLC... BROAD FRONTAL TROUGH CURRENTLY DISSECTS ZONE WITH MULTIPLE CYCLONIC SWIRLS ALONG BOUNDARY. EXPECT THIS TROUGH TO MOVE E OF 65W FRI NIGHT...AND LOSE IDENTITY BETWEEN 65W AND 55W SAT. WEAK HIGH PRES BUILDS W OF TROUGH WITH THE SLY RETURN FLOW INCREASING OVER NW WATERS IN ADVANCE OF NEXT COLD FRONT ALONG GA COAST LATE SAT AFTERNOON. GOOD COLD AIR ADVECTION BEHIND THIS NEXT FRONT WILL PUSH IT THROUGH BERMUDA AND WINDWARD PASSAGE LATE MON. LOOKS LIKE MOSTLY 25 KT BOTH SIDES OF FRONT OVER THE NORTHERN WATERS SUN AND MON WITH NWW3 SHOWING MAX OF 13 FT ALONG 31N. MOSTLY 15-20 KT WIND SHIFT ELSEWHERE WITH FRONT. CRUISERS TO BAHAMAS CAN EXPECT VARIABLE 10 KT AND NE-E SWELLS 4 TO 7 FT IN AREAS EXPOSED TO OPEN ATLC...AND 2 FT IN PROTECTED WATERS W OF BAHAMAS FROM FRI THROUGH SUN MORNING...BUT CAUTION...A QUICK 15-20 KT SHIFT TO NW SUN AFTERNOON OVER THE NW BAHAMAS WITH CONDITIONS SPREADING SE INTO CENTRAL BAHAMAS MON. CARIBBEAN AND TROPICAL NORTH ATLANTIC... BRISK TRADES OVER THE GULF OF HONDURAS AND ALONG COLOMBIAN COAST WILL CONTINUE THROUGH SAT. COLD FRONT ENTERS YUCATAN CHANNEL SUN AFTERNOON REACHING FROM WINDWARD PASSAGE TO GULF OF HONDURAS MON NIGHT. EXPECT N WINDS TO 20 KT BEHIND FRONT AND SEAS TO 8 FT IN AND DOWNSTREAM YUCATAN CHANNEL SUN NIGHT AND MON. OTHERWISE 10-15 KT TRADES THROUGH SAT EXCEPT INCREASING S OF 15N 15-20 KT TROPICAL ATLC WATERS SUN. WARNINGS... ATLC... NONE. CARIBBEAN... NONE. GULF OF MEXICO... NONE. FORECASTER NELSON