000
AGXX40 KNHC 211704
MIMATS

MARINE WEATHER DISCUSSION  
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 
105 PM EDT WED MAR 21 2007

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

UPPER LEVELS...
WEAK UPPER PATTERN WILL SLOWLY EVOLVE TO A MODERATE RIDGE OVER 
THE AREA WEST OF 78W AND A MODERATE TROUGH EAST OF 78W. NO 
SIGNIFICANT MIDDLE LATITUDE SHORTWAVES WILL AFFECT THE AREA.

SURFACE...
STRONG RIDGE NORTH OF THE AREA WILL WEAKEN THURSDAY THROUGH 
SUNDAY THEN STRENGTHEN MONDAY. SATURDAY A TROUGH WILL DEVELOP 
OVER THE SOUTHEAST PART OF THE SW N ATLC AREA WITH INCREASING 
NORTHEASTERLY WINDS NW OF THE TROUGH. TROUGH WILL MOVE EAST AND 
DEVELOP FURTHER SUNDAY AND MONDAY.  LOW DEVELOPS ON TROUGH EAST 
OF THE AREA SUNDAY. NO MIDDLE LATITUDE FRONTS AFFECT THE AREA 
THROUGH MONDAY.  

WINDS IN THE CARIBBEAN WILL BE NEAR NORMAL THROUGH THURSDAY THEN 
BELOW NORMAL FRIDAY THROUGH MONDAY.

WARNINGS...

ATLANTIC...
NONE. 

CARIBBEAN...
NONE.

GULF OF MEXICO...
NONE.

FORECASTER LL