000
AGXX40 KNHC 301750
MIMATS

MARINE WEATHER DISCUSSION  
NWS NATIONAL HURRICANE CENTER MIAMI FL
200 PM EDT THU AUG 30 2012

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...
TROPICAL STORM ISAAC INLAND ACROSS SE LOUISIANA NEAR 31.7N 92.1W 
AT 1500 UTC. MAXIMUM SUSTAINED WINDS 25 KT GUSTS TO 50 KT MOVING 
NNW 8 KT WITH MINIMUM CENTRAL PRES OF 987 MB. ISAAC IS FORECAST 
TO CONTINUE MOVING FURTHER INLAND AND WEAKEN. STRONG WINDS AND 
LARGE SEAS WILL CONTINUE THROUGH LATE TODAY THEN WINDS AND SEAS 
SUBSIDE FRI AND INTO THE WEEKEND AS WEAK HIGH PRES RIDGE BUILDS 
ACROSS THE AREA WITH LIGHT WINDS.
  
SOUTHWEST NORTH ATLC S OF 31N W OF 65W...
HIGH PRES RIDGE ALONG 27N WITH MOSTLY LIGHT WINDS ACROSS THE 
AREA EXCEPT FOR 15-20 KT WINDS AROUND THE SOUTHERN PERIPHERY OF 
THE RIDGE GENERALLY S OF 22N. THESE WINDS WILL DECREASE TO LESS 
THEN 20 KT FRI AND INTO THE WEEKEND AS THE RIDGE WEAKENS AND 
MOVES E AS WEAK COLD FRONT BRUSHES THE FAR NORTHERN PORTION OF 
THE AREA THEN MOVES RAPIDLY E. OTHERWISE WEAK PRES PATTERN 
THROUGH THE WEEKEND. LARGE SWELLS...POSSIBLY UP TO 15 FT... 
GENERATED BY TROPICAL STORM LESLIE WHICH WILL BE MOVING TO THE 
E OF THE AREA WILL COVER THE AREA E OF 70W MON AND NE OF THE 
BAHAMAS E OF 75W TUE.

CARIBBEAN SEA AND TROPICAL N ATLC W OF 55W...
HIGH RIDGE ACROSS THE ATLC WILL MAINTAIN ELY TRADES 20-25 KT 
WITH SEAS TO 11 FT ACROSS THE S CENTRAL CARIBBEAN. THE ATLC 
RIDGE WEAKENS OVER THE WEEKEND WITH MOSTLY 15-20 KT WINDS 
BETWEEN 70W-80W AND 10-15 KT WINDS ELSEWHERE. TROPICAL STORM 
LESLIE IS FORECAST TO MOVE INTO THE TROPICAL ATLC ZONE AS S 
HURRICANE NEAR 18.5N 55.0W SAT AND NEAR 21.0N 59.0W SUN AND N OF 
THE AREA MON.

NOTE...GRIDDED MARINE FORECAST IS AVAILABLE AT 
WWW.NHC.NOAA.GOV/TAFB/GRIDDED_MARINE

GULF OF MEXICO...
.NONE.

CARIBBEAN SEA...
.NONE.

SW N ATLANTIC...
.NONE.
  
FOR ADDITIONAL INFORMATION PLEASE VISIT
WWW.HURRICANES.GOV/MARINE

$$
FORECASTER DGS