000
AGXX40 KNHC 030508
MIMATS

MARINE WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
108 AM EDT THU APR 3 2008

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

UPPER LEVELS...
BROAD RIDGE OVER THE AREA WITH WESTERLIES NORTH OF 31N. STRONG 
SHORTWAVE MOVE OFF UPPER TEXAS COAST FRIDAY NIGHT AND MOVE EAST 
ALONG THE NORTH GULF COAST AND WEAKEN. ON SUNDAY BROAD TROUGH 
OVER THE GULF OF MEXICO N OF 22N AND BROAD RIDGE ELSEWHERE.

SURFACE...
STRONG HIGH CENTERED NEAR 30N53W WITH A STRONG ASSOCIATED 
PRESSURE GRADIENT SOUTH OF 24N. HIGH WILL WEAKEN SOME TODAY THEN 
CHANGE LITTLE THROUGH SUNDAY. THE ASSOCIATED PRESSURE GRADIENT 
WILL CHANGE LITTLE THROUGH SATURDAY THEN WEAKEN SUNDAY. THIS 
PRESSURE GRADIENT WILL KEEP THE TRADES IN THE ATLC AND THE 
CARIBBEAN EAST OF 75W ABOVE NORMAL THROUGH THE PERIOD.

RIDGE WILL BUILD WEST ALONG 30N TODAY AND TONIGHT WITH 
INCREASING SOUTHERLY FLOW OVER THE GULF OF MEXICO. COLD FRONT 
ASSOCIATED WITH THE SHORTWAVE WILL MOVE OFF TEXAS COAST FRIDAY 
AFTERNOON. FRONT WILL WEAKEN SATURDAY AND BE ALONG A LINE FROM 
FLORIDA PANHANDLE TO BAY OF CAMPECHE MIDDAY SATURDAY. FRONT WILL 
STALL AND BEGIN TO MOVE BACK NORTH SATURDAY NIGHT AND BY LATE 
SUNDAY BECOME DIFFUSE OVER THE NORTHWEST PART OF THE GULF.  THE 
GFS SPINS UP A COUPLE OF LOWS ON MONDAY ONE OFF THE UPPER 
FLORIDA COAST AND ONE IN THE CENTRAL GULF OF MEXICO.  FAR BE IT 
FROM ME TO OUT GUESS THE MODEL THAT FAR OUT BUT THE PATTERN 
LOOKS UNUSUAL AND WILL NOT MENTION EITHER SYSTEM IN THE FORECAST.

WARNINGS...

ATLC...
NONE. 

CARIBBEAN...
NONE.

GULF OF MEXICO...
NONE.

FORECASTER LL