000 AGXX40 KNHC 271828 MIMATS MARINE WEATHER DISCUSSION NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 130 PM EST SAT FEB 27 2010 MARINE WEATHER DISCUSSION FOR GULF OF MEXICO...CARIBBEAN SEA AND SOUTHWEST NORTH ATLC S OF 31N W OF 55W GULF OF MEXICO... LOW PRES OVER THE NE GULF WILL MOVE E ACROSS CENTRAL FL THIS EVENING WITH ITS TRAILING CDFNT PASSING THRU THE FL STRAITS BY MIDNIGHT. ASSOCIATED WINDS CYCLONIC 20-30 KT NEAR LOW BECOMING NW 20-30 KT BEHIND FRONT SHOULD DIMINISH TO LESS THAN 20 KT... EXCEPT PERHAPS FAR EASTERN FL STRAITS...BY MIDDAY SUN. BY THEN WINDS WILL HAVE CLOCKED TO SE OVER W GULF AND PULSING TO 20 KT. THIS 15-20 KT RETURN FLOW WILL SPREAD E OVER ALL WATERS SUN NIGHT. PATTERN REPEATS WITH ANOTHER LOW OVER TX COAST NEAR 29N96W AT SUNRISE MON RACING E TO FL BIG BEND AREA AROUND SUNRISE TUE TRAILING STRONG CDFNT TO FL STRAITS TUE AFTERNOON. HIGH PRES BUILDS WED WITH SLY FLOW INCREASING OVER THE W GULF THU NIGHT. CARIBBEAN SEA... SLY WINDS OVER EXTREME NW CARIBBEAN CURRENTLY AT 15 TO 20 KT WITH PREFRONTAL TROUGH IN YUCATAN CHANNEL ATTM. ACTUAL COLD FRONT EXPECTED YUCATAN CHANNEL LITTLE LATER THIS AFTERNOON. W TO NW WINDS 25-30 KT BEHIND FRONT EARLY TONIGHT...WITH MAX SEAS 11 FT IN YUCATAN CHANNEL...WILL DIMINISH TO 20 KT BY SUNRISE SUN WITH REMNANTS OF FRONT FROM PUERTO RICO TO SE NICARAGUA SUNRISE MON. SLY WINDS INCREASE AGAIN NW WATERS MON THEN SHIFTING TO NW BEHIND NEXT FRONT AFTER SUNRISE TUE MORNING. WINDS CLOCK TO N WED AND THU. NE TO E WINDS DOMINATE E CARIBBEAN THROUGH PERIOD AS FRONTS WASH OUT OVER THE CENTRAL AND SW WATERS. SW N ATLC AND TROPICAL ATLC W OF 55W... PROGRESSIVE PATTERN REPEATS. MERGED FRONTAL TROUGH LYING NE-SW ACROSS TROPICAL WATERS FROM 22N55W TO PUERTO RICO ARE LIFT N AS NEXT STRONG COLD FRONT MOVES OFF FL COAST TONIGHT AND RACES TO E TO PSN FROM 31N70W TO E CUBA SUNRISE SUN...REACHING ATLC WATERS NE VIRGIN ISLANDS SUN NIGHT. NW TO SE RIDGE JUST E AND PARALLEL TO BAHAMAS ON MON NIGHT...WILL SHIFT RAPIDLY NE PASSING S OF BERMUDA LATE TUE. BY THEN ANOTHER STRONG COLD FRONT RACES OFF GA COAST PASSING THROUGH CENTRAL BAHAMAS TUE NIGHT STALLING OVER ATLC WATERS NE VIRGIN ISLANDS THU AND THU NIGHT. WARNINGS... ATLC... .AMZ080...GALE WARNING N OF 25N E CDFNT...N 28N W CDFNT. .AMZ080...GALE CONDITIONS EXPECTED N OF 27N W OF 70W TUE-WED. CARIBBEAN... .NONE. GULF OF MEXICO... .GMZ084...GALE CONDITIONS EXPECTED N OF 25N MON. .GMZ086...GALE CONDITIONS EXPECTED N OF 26N MON NIGHT-TUE. FOR ADDITIONAL INFORMATION PLEASE VISIT HTTP://WWW.HURRICANES.GOV/MARINE $$ FORECASTER NELSON