000
AGXX40 KNHC 230536
MIMATS

MARINE WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
140 AM EDT WED APR 23 2008

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

GULF OF MEXICO...N TO S RIDGE ALONG 88W WITH AN OCCASIONAL HIGH 
CENTER NEAR 28N88W WILL SUPPORT E TO SE RETURN FLOW 10 TO 15 KT 
W OF 88W WITH OCCASIONAL SURGES TO 20 KT. N TO NE WINDS 10 KT E 
OF 88W TURNING NE 15 TO 20 KT ALONG NW YUCATAN COAST. RIDGE WILL 
SHIFT E OF AREA THU TURNING WINDS E OVER WATERS E OF 88W. 
GRADIENT WILL RELAX SAT AS A WEAK TROUGH DIPS INTO NW WATERS BUT 
LOSES IDENTITY SAT NIGHT. THEN A SIGNIFICANT COLD FRONT MOVES 
INTO NW WATERS MIDDAY SUN REACHING FROM FL PANHANDLE TO BAY OF 
CAMPECHE SUNRISE MON ACCOMPANIED BY STRONG N WINDS. 

SW ATLC..COMPLEX PATTERN CONTINUES. A COUPLE OF SURFACE LOW 
PRES CENTERS WILL BE HANDLED IN TEXT PRODUCTS USING A MEAN 
CENTER AND REFERENCING WINDS AND SEAS TO THIS MEAN CENTER. 
BASICALLY BROAD LOW PRES WILL DOMINATE THE AREA NEAR 27N75W 
TODAY SHIFTING E TO NEAR 27N65W THU AND LIFTING OUT E OF 55W 
FRI. A WEAK COLD FRONT WILL EVENTUALLY FORM AHEAD OF THE COOLER 
AIR ROTATING AROUND THIS MEAN CENTER AND THIS WEAK FRONT WILL IN 
TURN WILL MOVE E OF 55W FRI NIGHT. BY THEN A RIDGE SETS UP ALONG 
33N AND THEN SHIFTS S TO ALONG 31N SUN NIGHT INTO MON.

CARIBBEAN AND TROPICAL ATLC WATERS...A WEAK TROUGH IS STILL 
EXPECTED TO MOVE E ACROSS THE NORTHERN WATERS OF THE TROPICAL 
ATLC ZONE THROUGH SAT...BUT ACCOMPANIED BY LIGHT AND VARIABLE 
WINDS AND SCATTERED SHOWERS ISOLATED TSTMS. THE ATLC RIDGE WILL
SHIFT SE OF AREA RELAXING THE NE TO E TRADES ELSEWHERE THROUGH 
THE WEEKEND WITH 15-20 KT ONLY EXPECTED S OF 13N E OF 80W AND 
OVER THE SW WATERS OF THE GULF OF HONDURAS.

WARNINGS...

ATLC...
NONE. 

CARIBBEAN...
NONE.

GULF OF MEXICO...
NONE.

.FORECASTER NELSON. TROPICAL PREDICTION CENTER.