000
AGXX40 KNHC 180543
MIMATS

MARINE WEATHER DISCUSSION  
NWS NATIONAL HURRICANE CENTER MIAMI FL
200 AM EDT FRI MAR 18 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...
BROAD HIGH PRES CENTER OVER THE SE U.S. WITH 5-10 KT WINDS 
ACROSS THE NE GULF AND 10-15 KT WINDS ELSEWHERE, ELY WINDS 
INCREASE TO 20 KT ACROSS THE FAR SE GULF SAT OTHERWISE LITTLE 
CHANGE IS EXPECTED THROUGH THE FORECAST PEROID.

SW N ATLC W OF 55W...
HIGH PRES CENTER N OF AREA RIDGES INTO NORTHERN WATERS THROUGH 
31N68W BEHIND COLD FRONT FROM 31N69W TO NRN BAHAMAS. THE COLD 
WILL FRONT MOVES E OF 65W AND DISSIPATES LATER TODAY.  WEAK COLD 
FRONT BRUSHES THE NE PORTION OF THE AREA SUN AND HIGH PRES 
STRENGTHENS MON WITH WINDS INCREASING TO 15-20 KT ACROSS MUCH OF 
THE AREA. 

CARIBBEAN SEA AND TROPICAL N ATLC W OF 55W...
FRESH TO STRONG NE TRADES FORCED BY TIGHT PRES GRADIENT BETWEEN 
HIGH PRES N OF THE AREA AND DEEPENING LOW PRES OVER NORTHERN 
COLOMBIA CONTINUE THROUGH MON. STRONGEST WINDS ALONG COAST OF 
COLOMBIA WHERE NEAR GALE WINDS HAVE BEEN NOTED AND IN VICINITY 
OF ATLC PASSAGES. SEAS BUILD UP TO 13 FT ALONG COAST OF COLOMBIA 
TODAY AS NE FETCH AND DURATION LENGTHEN.  MEANWHILE FRESH NE-E 
TRADES WITH 5-7 FT SEAS RULE ACROSS TROPICAL N ATLC THROUGH 
PERIOD.

WARNINGS..

ATLC...
.NONE.

CARIBBEAN...
.NONE.

GULF OF MEXICO...
.NONE.

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

$$
FORECASTER DGS