000 AGXX40 KNHC 220626 MIMATS MARINE WEATHER DISCUSSION NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 225 AM EDT TUE APR 22 2008 MARINE WEATHER DISCUSSION FOR GULF OF MEXICO...CARIBBEAN SEA AND SOUTHWEST NORTH ATLC S OF 31N W OF 55W. GULF OF MEXICO...STILL SOME REMNANTS OF SECONDARY N DRY SURGE OVER THE SE WATERS ATTM. SE RETURN FLOW STEADY 10 TO 15 KT PER BUOYS OVER THE NW WATERS. GUIDANCE HAS BACKED OFF ON THE INCREASE TO THE 15 TO 20 KT RETURN FLOW TILL WED NIGHT. MODELS CONTINUE TO FAVOR SHARP N TO S RIDGE OVER CENTRAL WATERS WITH LOW LEVEL FLOW N TO NE OVER AREA E OF 90W TILL THU NIGHT. WITH THIS PERSISTENT NE FLOW WILL MENTION AN AREA OF HIGHER NE WINDS ALONG NW COAST YUCATAN PENINSULA TILL RIDGE LIFTS N OF AREA LATE THU CLOCKING WINDS OVER EASTERN WATERS TO E AS WELL. SW ATLC AND TROPICAL ATLC...PATTERN SLIGHTLY COMPLEX...TWO N SURGES HAVE ALMOST STALLED COMPLETELY OVER ATLC WATERS W OF 75W AND WAITING FOR CYCLONE OVER THE CAROLINAS TO SHIFT SE INTO THE NW WATERS TODAY AND DRIVE THE BOUNDARIES SE THROUGH THE CENTRAL BAHAMAS. UPPER TROUGH DOMINATING AREA HAS BECOME NEGATIVE TILT BUT STILL HELPING SPIN UP SURFACE LOW PRES CENTERS OVER THE E PORTION. MODELS SLIGHTLY DISAGREE...AND FOR SIMPLICITY WILL GO WITH BROAD LOW PRES...DENOTED AS A COUPLE LOW CENTERS ON GRAPHICS...OVER THE SW ATLC ZONE WITH A VERY WEAK COLD FRONT... MOSTLY A BOUNDARY OF DRIER AIR ROTATING SE THROUGH BAHAMAS TODAY. THE LOWS WILL LIFT OUT TO THE NE MID WEEK WITH THE WESTERNMOST LOW E OF 65W LATE FRI. NE FLOW ACROSS ALL WATERS W OF 65W AND BROAD TROUGH BETWEEN 65W AND 55W ON SAT. CARIBBEAN...A WEAK FRONTAL TROUGH OVER THE NW WATERS OF THE TROPICAL ATLC ZONE WILL BECOME ABSORBED BY THE WEAK AND DRY COLD FRONT OR TROUGH SWINGING E THROUGH THE AREA LATE IN THE WEEK...BUT ACCOMPANIED BY LIGHT AND VARIABLE WINDS. THE ATLC RIDGE WILL THEN SHIFT SE OF AREA RELAXING THE NE TO E TRADES ELSEWHERE THROUGH THE WEEKEND. WARNINGS... ATLC... NONE. CARIBBEAN... NONE. GULF OF MEXICO... NONE. .FORECASTER NELSON. TROPICAL PREDICTION CENTER.