000
AGXX40 KNHC 191749
MIMATS

MARINE WEATHER DISCUSSION 
NWS NATIONAL HURRICANE CENTER MIAMI FL
200 PM EDT THU MAY 19 2011

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...
RIDGE OF HIGH PRES WILL CONTINUE OVER THE FAR N GULF OF MEXICO 
THROUGH THE FORECAST PERIOD. AS A RESULT...ANTICYCLONIC FLOW 
WITH 20 TO OCCASIONALLY 25 KT WINDS OVER THE WESTERN GULF 
THROUGH THE WEEKEND. THE WINDS DECREASE SOME ON MON AND TUE. 
LIGHT WINDS AND NEARLY FLAT SEAS WILL PREVAIL OVER THE NE GULF 
THROUGH THE FORECAST PERIOD...WITH 10-15 KT ELY WINDS OVER THE 
SE GULF THROUGH THE PERIOD.

SW N ATLC...
A WEAKENING TROUGH OVER THE NW PORTION OF THE AREA WILL REMAIN 
NEARLY STATIONARY WHILE IT DISSIPATES THIS EVENING. A HIGH PRES 
RIDGE BUILDS ALONG 30N/31N TONIGHT THROUGH TUE WITH MODERATE 
TRADE WINDS PREVAILING S OF 25N AND LIGHT WINDS PREVAILING N OF 
25N THROUGH TUE.

CARIBBEAN SEA AND THE TROPICAL N ATLC ...
PERSISTENT SURFACE TROUGH OVER THE CENTRAL CARIBBEAN. THE TROUGH 
WILL MOVE W AND FINALLY DISSIPATE OVER THE OVER THE WESTERN 
CARIBBEAN TONIGHT. A TROPICAL OVER THE EASTERN CARIBBEAN WILL 
MOVE INTO THE CENTRAL CARIBBEAN FRI OVER THE SW CARIBBEAN OVER 
THE WEEKEND. ELY WINDS INCREASE TO 20 KT IN NW CARIBBEAN S OF 
20N W OF 85W TONIGHT THROUGH SAT THEN DECREASE SUN THROUGH MON 
AS THE GRADIENT RELAXES.

WARNINGS..

ATLC...
.NONE.

CARIBBEAN...
.NONE.

GULF OF MEXICO...
.NONE.

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

$$
FORECASTER DGS