000
AGXX40 KNHC 211656
MIMATS

MARINE WEATHER DISCUSSION 
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
100 PM EDT TUE OCT 21 2008

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

HIGH PRES RIDGE CURRENTLY ACROSS THE NORTHERN GULF OF MEXICO 
WILL MOVE E AS A COLD FRONT APPROACHES THE NW GULF LATE WED AND 
EXTEND FROM THE SE LOUISIANA COAST TO THE BAY OF CAMPECHE THU 
AFTERNOON AND FROM THE FLORIDA PANHANDLE TO THE YUCATAN 
PENINSULA FRI AFTERNOON...THEN ACROSS THE STRAITS OF FLORIDA SAT 
AND E OF THE AREA SUN. LOW PRES IS FORECAST TO DEVELOP E OF THE 
FRONT OVER THE S CENTRAL GULF LATE THU THEN MOVE INTO THE NE 
GULF FRI THEN INTO SOUTHERN GEORGIA FRI NIGHT. STRONG NLY WINDS 
BEHIND THE FRONT WILL DECREASE FROM W TO E FRI AND SAT. THE 
STRONGEST WINDS E OF THE FRONT WILL BE N OF THE LOW PRES CENTER.

ATLC STATIONARY FRONT FROM 22N65W TO CENTRAL CUBA WILL DISSIPATE 
WED. RIDGE BUILDS ACROSS THE AREA WED THROUGH FRI. THE NEXT
COLD FRONT MOVES OFF THE SE U.S. COAST EARLY SAT AND WILL EXTEND
FROM 31N71W TO CENTRAL CUBA SUN AFTERNOON. STRONG ELY WINDS 
ACROSS THE AREA N OF 25N THU. THE COMBINATION OF THE FRONT 
APPROACHING FROM THE W AND THE RIDGE TO THE E WILL INCREASE THE 
WINDS N OF 27N E OF THE FRONT TO 30 KT SAT AND EARLY SUN THEN 
DECREASE LATE SUN.

THE LOW IN THE NW CARIBBEAN HAS DISSIPATED WITH A TROUGH NOW 
EXTENDING FROM CENTRAL CUBA TO THE GULF OF HONDURAS. STILL 
PLENTY OF TSTMS ACROSS THE NW CARIBBEAN. OTHERWISE TYPICAL 
TRADES ACROSS THE REMAINDER OF THE CARIBBEAN. A COLD FRONT WILL 
MOVE INTO THE YUCATAN CHANNEL LATE SAT AND EXTEND FROM CENTRAL 
CUBA TO BELIZE BY SUN AFTERNOON. THE STRONGEST NLY WINDS BEHIND 
THE FRONT WILL MOSTLY BE NEAR THE YUCATAN CHANNEL.
 
WARNINGS...

ATLANTIC...
NONE.

CARIBBEAN...
NONE.

GULF OF MEXICO...
NONE.

FORECASTER DGS. TROPICAL PREDICTION CENTER.