000
AGXX40 KNHC 210637
MIMATS

MARINE WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
200 AM EST TUE DEC 21 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 NEAR THE FLORIDA GEORGIA BORDER WITH INCREASING 
SOUTHERLY WINDS OVER THE WESTERN GULF OF MEXICO. WINDS DECREASE 
WED AS THE HIGH MOVES S AND THE PRES GRADIENT WEAKENS. THE HIGH 
WILL MOVE TO THE W AS A WEAK COLD FRONT WILL MOVE ACROSS THE NE 
GULF LATE WED THEN MOVES RAPIDLY E OF THE AREA THU. WINDS WILL BE
MOSTLY LIGHT WITH THE FRONT. ANOTHER STRONGER FRONT WILL MOVE 
OFF THE TEXAS COAST FRI WITH NLY WINDS INCREASING TO 20-25 KT W 
OF THE FRONT. THE FRONT WILL EXTEND FROM THE FLORIDA PANHANDLE 
TO NEAR TAMPICO MEXICO SAT.

ATLC COLD FRONT HAS MOVED E OF THE AREA HOWEVER GALE FORCE WINDS 
WILL CONTINUE OVER THE FAR NE PORTION OF THE AREA THROUGH EARLY 
TONIGHT. HIGH PRES RIDGE WILL BUILD ACROSS THE AREA WITH 
DECREASING WINDS TONIGHT AND WED HOWEVER LARGE NLY SWELLS NE OF 
BAHAMAS WILL DECREASE W OF 75W. ANOTHER COLD FRONT WILL MOVE 
THROUGH THE FAR N PORTION OF THE AREA WED NIGHT AND EXTEND FROM
29N65W TO NORTHERN BAHAMAS THU AFTERNOON THEN E OF THE AREA LATE 
FRI. STRONG NLY WITH THE FRONT WILL DECREASE FROM W TO E FRI. 
HIGH PRES BUILDS ACROSS THE AREA SAT WITH MOSTLY LIGHT WINDS
WITH NLY SWELLS TO 13 FT E OF 75W.

CARIBBEAN TROUGH EXTENDS FROM JUST S OF PUERTO RICE TO  13N70W 
WILL DISSIPATE LATE TODAY. COLD FRONT EXTENDS INTO THE TROPICAL 
ATLC ZONE FROM 22N59W TO THE VIRGIN ISLAND WILL MOVE TO 22N55W 
17N58W THIS EVENING THEN MOVE E OF THE AREA WED. LARGE NLY 
SWELLS MOVE INTO THE N PORTION OF TROPICAL ATLC ZONE WED AND N 
OF AROUND 10N BY FRI AND THE ENTIRE AREA BY SAT.

WARNINGS..

ATLC...
.GALE WARNING N OF 27N E OF 69W...AMZ080.

CARIBBEAN...
.NONE.

GULF OF MEXICO...
.NONE.

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

$$
FORECASTER DGS