000
AGXX40 KNHC 231754
MIMATS

MARINE WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 
100 PM EST SAT DEC 23 2006

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

UPPER LEVELS...
ANTICYCLONE CENTERED OVER THE ATLANTIC AREA NEAR 24N66W AND 
STRONG SHORTWAVE OVER WEST TEXAS.  ANTICYCLONE WILL REMAIN 
STATIONARY AND SHORTWAVE WILL MOVE TO TEXAS COAST SUNDAY AND BE 
REINFORCED BY ANOTHER SHORTWAVE MONDAY WITH A STRONG TROUGH OVER 
THE GULF OF MEXICO MONDAY NIGHT.  THE SHORTWAVE WILL MOVE EAST 
MOVING MOSTLY NORTH OF THE ATLANTIC ANTICYCLONE WHICH WILL ALSO 
MOVE EAST BUT AT A SLOWER PACE.  BY THURSDAY NEAR ZONAL FLOW 
WILL BE OVER THE GULF AND FLORIDA WITH AN ANTICYCLONIC 
CIRCULATION OVER THE ATLANTIC EAST OF 75W WITH A CENTER NEAR 
24N55W.

SURFACE...
ABOVE SHORTWAVE WILL DEVELOP LOW PRESSURE CENTER AND FRONTAL 
TROUGH OVER THE WESTERN GULF OF MEXICO SUNDAY WITH GALE 
CONDITIONS BEHIND THE FRONT IN THE WEST GULF LATE TONIGHT AND 
SUNDAY.  THE FRONT WILL MOVE TO THE EAST GULF MONDAY AND PASS 
EAST OF THE GULF AREA MONDAY NIGHT.  BY TUESDAY THE FRONT WILL 
BE FROM NEAR 31N75W TO WEST CENTRAL CUBA WITH GALE CONDITIONS 
NEAR THE FRONT NORTH OF 28N MON NIGHT AND TUE.  BY WEDNESDAY THE 
FRONT WILL BE WEAKENING SOME AND BE FROM 31N66W TO EAST CUBA 
WITH A LARGE HIGH PRESSURE CENTERED OVER THE NORTH CENTRAL GULF 
OF MEXICO COAST.  BY THURSDAY THE FRONT WILL WEAKEN FURTHER AS 
THE RIDGE EXTENDS EAST JUST NORTH OF THE ATLANTIC AREA.

THIS FRONT WILL ENTER THE NORTHWEST PART OF THE CARIBBEAN AREA 
MONDAY NIGHT AND BY MIDDAY TUESDAY EXTEND FROM WEST CENTRAL CUBA 
TO HONDURAS THEN WEDNESDAY WEAKEN TO A FRONTAL TROUGH FROM EAST 
CUBA TO EASTERN HONDURAS AND BE DIFFUSE BY THURSDAY.  

TRADES IN THE CARIBBEAN AND TROPICAL ATLANTIC WILL BE NEAR OR 
ABOVE NORMAL.

WARNINGS...

ATLANTIC...
NONE.

CARIBBEAN...
NONE.

GULF OF MEXICO...
GALE GMZ080 AND GMZ082.

FORECASTER LL