000
AGXX40 KNHC 131821
MIMATS

MARINE WEATHER DISCUSSION 
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
130 PM EST SAT DEC 13 2008

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

RADIOFAX SCHEDULE FOR GRAPHICAL WIND WAVE...SURFACE FORECAST AND 
PEAK WAVE PERIOD CHARTS HAS CHANGED. FOR THE ATLANTIC BASIN THIS 
INCLUDES 24...36...48 AND 72 HOUR WIND WAVE..24...48..72 HOUR 
SURFACE FORECAST AND 48 AND 72 HOUR PEAK WAVE PERIOD CHARTS.
FOR ADDITIONAL INFORMATION PLEASE REFER TO THE FAX SCHEDULE
ON THE NHC WEB SITE AT HTTP://WWW.NHC.NOAA.GOV/RADIOFAX.SHTML

AN ATLANTIC/CARIBBEAN COLD/STATIONARY FRONT EXTENDS FROM JUST W 
OF BERMUDA TO 25N73W ACROSS E CUBA AND PARALLEL TO THE NICARAGUA 
COAST. A PRE-FRONTAL TROUGH LIES FROM 30N67W TO 25N70W WITH 
SCATTERED SHOWERS AND TSTMS LOCATED UP TO 180 NM E OF THIS 
FEATURE. A SECONDARY FRONT IS LOCATED FROM 30N72W ACROSS THE 
NORTHERN BAHAMAS. NORTH TO NORTHEAST WINDS 20 TO 30 KT AND SEAS 
8 TO 12 FT ARE LOCATED W OF THE FRONT OVER THE SW N ATLANTIC 
ZONE. THE FRONT IS FORECAST TO MOVE FAIRLY RAPIDLY TO THE E OVER 
THE NEXT FEW DAYS ESPECIALLY THE N END. A RIDGE IS SITUATED OVER 
THE GULF OF MEXICO FROM THE CENTRAL FLORIDA PANHANDLE TO NEAR 
23N93W. SOUTHEAST RETURN FLOW COVERS ROUGHLY THE WESTERN HALF OF 
THE GULF WITH WINDS 20 TO 25 KT. A WEAK FRONT IS FORECAST TO 
MOVE OFF THE TEXAS COAST MON AFTERNOON BUT IS NOT EXPECTED TO 
MOVE ACROSS THE NW ZONE. THE GFS MODEL FROM 12Z INDICATES A 
SURFACE LOW DEVELOPING IN THE VICINITY OF 26N56W LATE MONDAY 
NIGHT/EARLY TUE MORNING. THE LOW IS FORECAST TO MOVE SLOWLY W 
THROUGH WED AND DEEPEN SLIGHTLY AND ON THU WILL DIP TO THE SW. 
WINDS WILL BE STRONGEST OVER THE W SEMICIRCLE BUT BELOW GALE 
FORCE. OTHER GLOBAL MODELS ALSO FORECAST THE DEVELOPMENT OF THE 
LOW CENTER.

ATLANTIC...
NONE.

CARIBBEAN...
NONE.

GULF OF MEXICO...
NONE.

FORECASTER CAB. TROPICAL PREDICTION CENTER.