000 AGXX40 KNHC 141658 MIMATS MARINE WEATHER DISCUSSION NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 100 PM EDT MON APR 14 2008 MARINE WEATHER DISCUSSION FOR GULF OF MEXICO...CARIBBEAN SEA AND SOUTHWEST NORTH ATLC S OF 31N W OF 55W. GULF OF MEXICO... A SECONDARY SURGE OF COLD AIR OVER THE SOUTHERN GULF WATERS WILL MOVE SE OF AREA EARLY TONIGHT. BRISK N WINDS WILL BEGIN TO RELAX TONIGHT TO NE-E 10 KT OVER THE NW WATERS...WITH THESE CONDITIONS SPREADING E AND THE LAST OF THE NORTHERLY 20 KT WINDS OVER THE EXTREME E GULF AT SUNRISE WED. BY THEN SE RETURN FLOW OVER THE NW WATERS ALREADY INCREASING TO 15-20 KT AND THOSE CONDITIONS IN TURN WILL SPREAD E TO ALL WATERS BY SUNSET THU. NEXT COLD FRONT ALONG TX COAST AT SUNRISE FRI IS EXPECTED TO SHIFT E ACROSS ONLY THE NORTHERN WATERS THROUGH SAT NIGHT. SW N ATLC... LOW PRES DEVELOPED THIS AM OVER THE NW BAHAMAS ALONG THE INITIAL FRONT WHICH IS SLOWING AND BECOMING ORIENTATED N-S ATTM. A SECONDARY SURGE IS NOTED OFF THE N FL COAST AND EXPECTED TO MERGE WITH THE INITIAL FRONT AS THE LOW PRES MOVES N OF 31N NEAR 73W AROUND SUNRISE TUE. THIS LOW DEEPENS AND PERHAPS OCCLUDES JUST N OF AREA WHILE DRAGGING A SERIES OF COLD AIR SURGES INTO THE SW ATLC WATERS W OF 70W THROUGH MIDDLE OF THE WEEK. WILL GO WITH MAX NW-N WINDS OF 30 KT AND MAX SEAS OF 15 FT IN GULF STREAM TUE NIGHT. THIS WILL DRIVE N SWELL TO 12 FT TO NW BAHAMAS WED NIGHT. NOTE SLIGHT CHANCE OF NARROW LINE OF GALE FORCE BRIEFLY TUE NIGHT ALONG 79W...DEPENDANT OF STRENGTH OF LOW PRES. THE FINAL NW SURGE OF COLD AIR WILL MOVE E OF 65W THU NIGHT AS RIDGE BUILDS ALONG 29-30N FRI AND THEN SHIFTS N OF 31N SAT. CARIBBEAN AND TROPICAL NORTH ATLANTIC... MODELS CONTINUING TO FLUCTUATE ON WIND GUIDANCE ALONG COAST OF COLOMBIA SO GENERALLY EXPECT WINDS AT 20-25 KT THROUGH REMAINDER OF WEEK. A COLD FRONT OVER THE NW CARIBBEAN ATTM WILL BE REINFORCED BY A SECONDARY SURGE OF DRIER AIR TUE WITH THE BOUNDARY STALLING FROM WINDWARD PASSAGE TO HONDURAS AND GRADUALLY WASHING OUT THROUGH WED. THIS WILL MAINTAIN NE TO E 15-20 KT OVER NW CARIBBEAN WATERS INTO FRI THEN DIMINISH TO 15 KT SAT. LITTLE CHANGE EXPECTED REMAINDER TROPICS EXCEPT SEAS HEIGHTS DIMINISH TO MAX 8 FT E OF CARIBBEAN SAT. WARNINGS... ATLC... NONE. CARIBBEAN... NONE. GULF OF MEXICO... NONE. FORECASTER NELSON