000
AGXX40 KNHC 300703
MIMATS

MARINE WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
300 AM EDT THU SEP 30 2010

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

GULF OF MEXICO...
MODERATE NORTHERLY WINDS WILL PREVAIL OVER THE GULF THROUGH 
SATURDAY. AFTER SATURDAY...THE FORECAST BECOMES A LITTLE MORE 
UNCERTAIN. MODELS CONTINUE TO HINT A ANOTHER AREA OF BROAD LOW 
PRESSURE FORMING OVER THE WESTERN CARIBBEAN BY SAT...AND MOVING  
INTO THE SW N ATLC. IF THIS SOLUTION IS CORRECT...FRESH TO 
STRONG NORTH TO NORTHEASTERLY WINDS WILL PREVAIL ACROSS MUCH OF 
THE GULF SUN THROUGH THE END OF THE PERIOD. 

CARIBBEAN SEA AND TROPICAL N ATLC...
A TROUGH WILL PREVAIL ACROSS THE WESTERN CARIBBEAN THROUGH 
FRI...THEN SHIFT INTO THE CENTRAL CARIBBEAN THIS WEEKEND. THERE 
REMAINS UNCERTAINTY REGARDING THE FORMATION OF A LOW IN THE 
WESTERN CARIBBEAN BY SAT...THEN MOVING INTO THE SW N ATLC SUN. 
IN THE EASTERN CARIBBEAN...MODERATE TRADES WILL PREVAIL OVER THE 
THROUGH THE FORECAST PERIOD. MODERATE TO FRESH TRADES WILL 
PREVAIL OVER THE TROPICAL N ATLC WATERS THROUGH LATE TONIGHT. A 
WIND SURGE PRECEDING A TROPICAL WAVE WILL PRODUCE FRESH TO 
STRONG TRADES OVER THE N PART OF THE AREA FRI. THE TROPICAL WAVE 
WILL MOVE INTO THE TROPICAL N ATLC THIS WEEKEND.

SW N ATLC...
A GALE WARNING REMAINS IN EFFECT FOR THE WATERS BETWEEN 74W AND 
80W. CONDITIONS WILL DIMINISH TO LESS THAN GALE FORCE BY THIS 
EVENING. UNCERTAINTY STILL REMAINS OVER THE SECOND HALF OF THE 
FORECAST PERIOD. MODELS CONTINUE TO HINT AT ANOTHER AREA OF LOW 
PRES DEVELOPING OVER THE CARIBBEAN...AND MOVING INTO THE SW N 
ATLC SUN.

WARNINGS...

SW N ATLC...
.AMZ080...GALE WARNING BETWEEN 74W AND 80W.

CARIBBEAN...
.NONE.

TROPICAL N ATLC...
.NONE.
  
GULF OF MEXICO...
.NONE.

FOR ADDITIONAL INFORMATION PLEASE VISIT 
HTTP://WWW.HURRICANES.GOV/MARINE

$$
FORECASTER AL