000 AGXX40 KNHC 271808 MIMATS MARINE WEATHER DISCUSSION NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 208 PM EDT MON OCT 27 2008 MARINE WEATHER DISCUSSION FOR GULF OF MEXICO... CARIBBEAN SEA AND SOUTHWEST NORTH ATLC S OF 31N W OF 55W. SW N ATLC... QUASI-STATIONARY FRONT EXTENDS FROM 31N69W THROUGH THE NW BAHAMAS TO THE STRAITS OF FLORIDA. W OF THE FRONT...CONDITIONS HAVE IMPROVED WITH NW WINDS OF 10-15 KT MOST AREAS...EXCEPT 20 KT WINDS ALONG THE SE FL COAST. E OF THE FRONT...1000 UTC QUIKSCAT PASS AND MORE RECENT SHIP REPORTS INDICATED S TO SW WINDS OF ABOUT 20 KT N OF 29N WITHIN 210 NM E OF THE FRONT. A STRONG COLD FRONT ABOUT TO EMERGE OFF THE NE COAST OF FLORIDA AND EXTENDING INTO THE NRN GULF WILL SWEEP RAPIDLY SE...MERGE WITH THE CURRENT FRONT IN THE AREA AND EXTEND FROM 31N67W TO E CUBA BY MID-DAY TUE. FRONT USHERS IN NW TO N WINDS OF 20-25 KT WITH HIGHER GUSTS NEAR THE GULF STREAM LATER THIS AFTERNOON THROUGH TUE. MERGED FRONTS STALL FROM 25N65W TO TO E CUBA BY LATE WED WITH MODERATE NE WINDS OF 20+ KT LINGERING W OF THE FRONT S OF 26N. HIGH PRESS BUILDS N OF THE STALLED BOUNDARY WITH NE WINDS INCREASING 20-25 KT THU AND FRI. HIGH WEAKENS SOME SAT WITH WINDS ALSO DECREASING. GULF OF MEXICO... STRONG COLD FRONT EXTENDING FROM APALACHICOLA FL TO 26N97W IS SWEEPING SWD AT 30-35 KT WITH INCREASING NLY WINDS OF 25-30 KT WITH HIGHER GUSTS IN ITS WAKE PER AN 1142 UTC HIGH RESOLUTION QUIKSCAT PASS. FRONT IS EXPECTED TO CLEAR THE ENTIRE GULF BY EARLY TUE MORNING WITH NLY WINDS OF 20-30 KT SPREADING OVER ALL AREAS OF THE GULF TONIGHT AND TUE. WINDS BEGIN TO SUBSIDE OVER THE GULF N OF 27N LATE TUE AND TUE NIGHT AS HIGH PRESS BUILDS IN TO THE AREA. ON WED...HIGH PRES BUILDS ACROSS THE NRN GULF AND ALLOWS WINDS TO VEER NE TO E AND LIGHTEN. HIGH PRESS BUILDS OVER THE MID ATLC THU AND FRI WITH NE WINDS INCREASING 20-25 KT OVER THE GULF E OF 90W. HIGH WEAKENS SAT HOWEVER NE WINDS OF 15-20 KT REMAIN OVER THE E GULF. CARIBBEAN AND TROPICAL N ATLC... 0958 AND 1138 UTC QUIKSCAT PASSES SHOW MOSTLY 10-15 KT WINDS ACROSS THE REGION EXCEPT FOR A SMALL AREA OF 20 AND LOCALLY 25 KT OVER THE TYPICALLY ENHANCED ZONE NEAR THE COAST OF COLOMBIA. OVERALL SCENARIO CHANGES MARKEDLY AS A STRONG COLD FRONT CURRENTLY IN THE GULF OF MEXICO SWEEPS RAPIDLY SE AND ENTERS THE YUCATAN CHANNEL TONIGHT AND EXTENDS FROM SE CUBA TO NICARAGUA/ HONDURAS BORDER BY LATE TUE WHERE IT STALLS THROUGH FRI. NLY WINDS INCREASE TO 20 KT OVER THE YUCATAN CHANNEL LATER TODAY AND TO 25 KT WITH HIGHER GUSTS ALL AREAS W OF THE STRONG COLD FRONT TONIGHT AND TUE. WITH STRONG HIGH PRESS IN PLACE TO THE N OF THE STALLED FRONT THE AREA OF STRONG NE WINDS KEEP GOING THROUGH FRI. AS HIGH WEAKENS ON SAT WINDS DECREASE TO 15-20 KT N OF THE LEFTOVER BOUNDARY. IN THE TROPICAL N ATLC NE 15-20 KT WINDS N OF 19N ENHANCED BY A FRONTAL TROUGH JUST E OF THE ZONE...COMBINED WITH N SWELL IS PRODUCING 8-9 FT SEAS OVER THE N WATERS OF THE ZONE. SOME OF THIS SWELL HAS FILTERED THROUGH THE ANEGADA AND MONA PASSAGES. WINDS AND SEAS ARE EXPECTED TO SUBSIDE TO 10-15 KT AND 5-7 FT THROUGH WED AS THE TROUGH SHIFTS FARTHER E. WINDS REMAIN LIGHT THU THROUGH SAT..HOWEVER SEAS BUILD TO 9 FT IN LONG PERIOD SWELL EMERGING FROM THE E ATLC. ATLANTIC... NONE. CARIBBEAN... NONE. GULF OF MEXICO... NONE. FORECASTER COBB. TROPICAL PREDICTION CENTER.