000
AGXX40 KNHC 190552
MIMATS

MARINE WEATHER DISCUSSION  
NWS NATIONAL HURRICANE CENTER MIAMI FL
200 AM EDT SAT MAR 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...
BROAD HIGH PRES CENTER 1025 MB OVER THE NE GULF NEAR 29N87W WITH 
LIGHT AND VARIABLE WINDS ACROSS NE GULF AND MODERATE WINDS 
ELSEWHERE. ONLY EXCEPTION ARE 15-20 KT WINDS FROM ATLC SPILLING 
INTO SE GULF ACROSS STRAITS OF FLORIDA ARE EXPECTED THROUGH MON 
AND TUE. OTHER NO SIGNIFICANT CHANGE ELSEWHERE THROUGH FORECAST 
PERIOD.

SW N ATLC W OF 55W...
HIGH PRES CENTER 1024 MB ACROSS THE NW PORTION OF THE AREA NEAR 
29N78W. THE HIGH MOVES E AS A COLD FRONT BRUSHES THE FAR N 
PORTION OF THE AREA SAT NIGHT AND SUN. HIGH PRES BUILDS BEHIND 
THE FRONT OFF THE E COAST OF THE U.S. AND TIGHTENS THE PRES 
GRADIENT WITH NE WINDS INCREASING TO 20-25 KT N OF 25N SUN AND 
ACROSS MUCH OF THE AREA ON MON. THE RIDGE MOVES S TO AROUND 28N 
TUE AND WINDS BECOME LIGHT AND VARIABLE N OF 25N...BUT REMAIN 
ELY 15-20 KT S OF 25N. WINDS BECOME LIGHT ACROSS THE ENTIRE AREA 
BY WED.

CARIBBEAN SEA AND TROPICAL N ATLC W OF 55W...
TIGHT PRES GRADIENT BETWEEN HIGH PRES TO THE N OF THE AREA AND 
LOW PRES OVER COLOMBIA IS PRODUCING MODERATE TO STRONG NE TRADES 
ACROSS MUCH OF THE CARIBBEAN WITH THE STRONGEST WINDS ALONG 
COAST OF COLOMBIA AND ALSO IN THE VICINITY OF ATLC PASSAGES.  
SEAS BUILD UP TO 12 FT ALONG COAST OF COLOMBIA THROUGH TUE THEN 
SUBSIDE ON WED AS THE WINDS DECREASE WITH A WEAKENING PRES 
GRADIENT.

WARNINGS..

ATLC...
.NONE.

CARIBBEAN...
.NONE.

GULF OF MEXICO...
.NONE.

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

$$
FORECASTER DGS