000
AGXX40 KNHC 041716
MIMATS

MARINE WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
125 AM EDT WED APR 4 2007

MARINE WEATHER DISCUSSION FOR GULF OF MEXICO...CARIBBEAN SEA AND 
SOUTHWEST NORTH ATLC S OF 31N W OF 55W.

UPPER LEVELS...
BROAD RIDGE CENTERED AT 10N74W ENTIRE FORECAST BASINS WITH 
ANTICYCLONIC FLOW ALOFT.  LARGE AMPLITUDE LONGWAVE ALONG 100W 
FORCES ITS WAY EASTWARD OFF TEXAS COAST WITH ASSOCIATED COLD 
FRONT INCREASING WIND AND SEAS OVER NWRN GULF.  MOISTURE 
ADVECTED BY WEAK 75 KT JET CORE AVAILABLE OVER ENTIRE GULF AND 
WRN CARIBBEAN WHILE REMAINDER CARIBBEAN AND SW N ATLC REMAIN 
FAIRLY DRY UNDER RIDGE SUBSIDENCE. 

SURFACE...
RIDGE AT 27N75W HAS WEAKENED CONSIDERABLY DOWN TO 1018 MB BEING 
FORCED SE BY COLD FRONT OFF SE CONUS COAST.  BY FRI FRONT WILL 
EXTEND FROM NEAR BERMUDA ACROSS S FLORIDA TO YUCATAN PENINSULA 
AND BY SUN EXTEND THROUGH 25N65W TO CENTRAL CUBA.  SECOND COLD 
FRONT MOVE OFF N GULF COAST FRI NIGHT AND BY SUN EXTEND FROM 
31N73W ACROSS CENTRAL FLORIDA AND ACROSS GULF ALONG 26N TO BAY 
OF CAMPECHE.  NWW3 HAS REGAINED ITS HOLD ON SEA HEIGHTS BUT GFS 
MIGHT BE OVERBLOWING WINDS BEHIND SECOND COLD FRONT ENTERING 
GULF. 

CARIBBEAN TRADES AND TROPICAL ATLANTIC WIND AND SEAS REMAIN 
BELOW NORMAL THROUGH SUN AS ATLC RIDGE SHIFTS SE.  

WARNINGS...
ATLANTIC...
NONE.

CARIBBEAN...
NONE.

GULF OF MEXICO...
NONE.

FORECASTER WALLY BARNES