000
AGXX40 KNHC 231807
MIMATS

MARINE WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
110 PM EST FRI JAN 23 2009

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

UPPER LEVELS...
SHORTWAVE EXTENDS NORTHEAST FROM THE WINDWARD PASSAGE TO BEYOND 
31N62W. THE SHORTWAVE WILL MOVE EAST OF 60W SATURDAY. OTHERWISE 
SOUTH OF 25N A BROAD RIDGE IS OVER THE AREA. MODERATE WESTERLIES 
ARE NORTH OF 25N AND WILL CHANGE LITTLE THROUGH SUNDAY NIGHT. 
RIDGE WILL BUILD NORTH OF THE GULF OF MEXICO WITH THE 
WESTERLIES NORTH OF THE GULF BY EARLY TUESDAY. WESTERLIES WILL 
ALSO MOVE NORTHWARD OVER THE ATLANTIC WITH THE MODERATE 
WESTERLIES NORTH OF 28N TUESDAY AND WEDNESDAY.

BROAD DEEP LAYER CYCLONIC CIRCULATION IS OVER THE SOUTHERN 
PORTION OF THE TROPICAL ATLC. THIS FEATURE WILL MOVE LITTLE 
THROUGH WEDNESDAY AND WEAKEN SLIGHTLY. LITTLE WEATHER AT THE 
SURFACE IS FORECAST TO RESULT FROM THIS FEATURE.

SURFACE...
RIDGE OVER MOST OF THE AREA WILL WEAKEN AND COLD FRONT MOVES 
OVER THE NORTHERN PART OF THE AREA LATE SATURDAY AHEAD OF A 
RIDGE BUILDING OVER THE EASTERN UNITED STATES. FRONT WILL WEAKEN 
SUNDAY. NEXT COLD FRONT MOVE OFF SOUTHEAST UNITED STATES SUN 
NIGHT AND MOVE ACROSS THE ATLC AREA NORTH OF 25N MOVING EAST OF 
60W WEDNESDAY.

TRADES WILL BE NEAR NORMAL INCREASING SOME TUESDAY AND WEDNESDAY.

ATLANTIC...
NONE.

CARIBBEAN...
NONE.

GULF OF MEXICO...
NONE.

FORECASTER LL. TROPICAL PREDICTION CENTER.