000
AGXX40 KNHC 021824
MIMATS

MARINE WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
230 PM EDT MON APR 2 2007

MARINE WEATHER DISCUSSION FOR GULF OF MEXICO...CARIBBEAN SEA AND 
SOUTHWEST NORTH ATLC S OF 31N W OF 55W.
FLATTENED MID/UPPER LEVEL RIDGE OVER ENTIRE AREA MAINTAINS 
ANTICYCLONIC FLOW AS DOMINANT FEATURE...OR LACK THEREOF.  
MODERATE TO STRONG SUBSIDING AIR MASS SHOWS UP AS FAIRLY DRY IN 
THE ENTIRE CARIBBEAN BASIN...IN THE ATLC S OF 30N AND IN SE HALF 
OF GULF OF MEXICO.  

UPPER LEVEL TROUGH MOVING ACROSS MIDWESTERN STATES HAS WEAK 
SHORTWAVE TROUGH APPROACHING WRN TEXAS WITH FRONTOGENESIS LIKELY 
TO KICK IN WITHIN 24 HRS.  COLD FRONT HAS PLENTY OF MOISTURE TO 
PLAY WITH AS WEAK JET CORE ADVECTS LARGE AMOUNT OF WATER FROM E 
PAC ACROSS CENTRAL MEXICO INTO POSITION.  GFS BRINGS COLD FRONT 
EASTWARD JUST N OF GULF NRN COASTAL WATERS AND WINDS EXPECTED TO 
INCREASE SLIGHTLY N OF 27N.  

SURFACE HIGH PRES 1027 MB AT 31N66W IS TO MOVE S AND WEAKEN NEXT 
24-36 HRS.  STRONG NE TRADES PRESENTLY ACROSS ATLC S OF 25N WILL 
SUBSIDE AS GRADIENT SLACKENS.  NWW3 6-7 FT SEAS NOT UP TO PAR 
WITH ATLC SHIP REPORTS OF 9-10 FT NOR WITH CARIBBEAN 
OBSERVATIONS OF 10-15 FT.  SIMILARLY CARIBBEAN WINDS HAVE BEEN 
MUCH STRONGER THAN GFS SOLUTION...WHICH PARTIALLY EXPLAIN THE 
SEA HEIGHTS SHORTCOMING...BUT ARE BY THIS AFTERNOON SUBSIDING.  

WINDS AND SEAS DIMINISH ACROSS THE BOARD IN ATLC AND CARIBBEAN 
WHILE HOLDING STEADY OR INCREASING SLIGHTLY OVER NRN GULF OF 
MEXICO.  

WARNINGS...
ATLANTIC...
NONE.

CARIBBEAN...
NONE.

GULF OF MEXICO...
NONE.

FORECASTER WALLY BARNES