000
AGXX40 KNHC 290613
MIMATS

MARINE WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
200 AM EST WED DEC 29 2010

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

HIGH PRES ACROSS THE EASTERN GULF OF MEXICO WITH SLY WINDS TO 20 
KT ACROSS THE WESTERN GULF. THE WINDS COULD INCREASE TO 25 KT W 
OF 95W ON TODAY AS THE GRADIENT BETWEEN THE HIGH AND LOWER PRES 
DEVELOPING OVER S TEXAS TIGHTENS WITH SEAS BUILDING TO 9 FT. 
STRONG SLY WINDS OVER MOST OF THE GULF BY THE END OF THE WEEK AS 
A COLD FRONT APPROACHES THE TEXAS COAST AND EXTENDS FROM SE 
LOUISIANA TO THE MEXICAN COAST NEAR 21N97W AND FROM THE FLORIDA 
PANHANDLE TO BAY OF CAMPECHE ON SUN. N WINDS INCREASE TO 20-25 
KT W OF THE FRONT.

VERY LARGE SWELLS UP TO AROUND 27 FT ACROSS THE ATLC E OF THE 
BAHAMAS. OTHERWISE HIGH PRES ACROSS THE AREA WITH MOSTLY LIGHT 
WINDS. SWELLS SLOWLY SUBSIDE FROM W TO E WITH THE LARGE SWELLS 
CONFINED TO THE E PORTION OF THE AREA E OF 70 BY THU AND BELOW 8 
FT BY THE WEEKEND. AS THE HIGH STRAIGHTENS AND MOVES N OF THE 
AREA AND ELY WINDS INCREASE TO 20 KT S OF AROUND 25N OVER THE 
WEEKEND.

COLD FRONT IN THE TROPICAL ATLC ZONE EXTENDS FROM 22N57W ACROSS 
THE LEEWARD ISLANDS INTO CARIBBEAN TO 15N70W. THE FRONT WILL 
MOVE E OF THE AREA LATER TODAY. LARGE NLY SWELLS MOVE INTO THE 
TROPICAL ATLC AREA TODAY AND SPREAD S COVERING THE ENTIRE AREA 
BY FRI. AS THE ATLC RIDGE BUILDS THE TRADES INCREASE ACROSS MUCH 
OF THE CARIBBEAN BY THE END OF THE WEEK WITH SEAS BUILDING TO 12 
FT.

WARNINGS..

ATLC...
.NONE.

CARIBBEAN...
.NONE.

GULF OF MEXICO...
.NONE.

FOR ADDITIONAL INFORMATION PLEASE VISIT 
HTTP://WWW.HURRICANES.GOV/MARINE

$$
FORECASTER DGS