000
AGXX40 KNHC 250754
MIMATS

MARINE WEATHER DISCUSSION  
NWS NATIONAL HURRICANE CENTER MIAMI FL
355 AM EDT FRI MAR 25 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...
WEAK STATIONARY FRONT DISSIPATES OVER NE GULF EARLY TODAY.  HIGH 
PRES BUILDS BEHIND FRONT OVER SE CONUS LATER TODAY AND DRIFT E 
SAT PROMPTING E TO SE FLOW ACROSS ENTIRE BASIN.  WEAK COLD FRONT 
MOVING ACROSS SOUTHERN PLAINS SUN TIGHTENS PRES GRADIENT OVER 
WESTERN GULF INCREASING IT TO A FRESH SOUTHERLY BREEZE.  FRONT 
MOVES ALONG N OF AREA DIMINISHING WINDS BY MON AND TUE.  BOTH 
NAM AND ECMWF FASTER WITH WIND CHANGES BUT GFS KEEPING GOOD 
TRACK RECORD WITH PREVIOUS FRONT AND SEEMS ON TIME WITH NEXT 
ONE.  

SW N ATLC W OF 55W...
COLD FRONT FROM 31N76W TO 29N81W BRINGS STRONG SW BREEZE N OF 
26N SHIFTING NW IN WAKE OF BOUNDARY.  FRONT REACH FROM 31N55W TO 
29N72W THEN TO 31N78W FRI AND FROM 31N50W TO 31N65W LATE SAT. 
HEALTHY RIDGE REMAIN ALONG 25N THROUGH SAT FORCE COLD FRONT N OF 
AREA.   SECOND COLD FRONT ENTER NW CORNER LATE SUN WITH STRONG 
SW BREEZE REMAINING N OF 29N THROUGH TUE.  WHILE GUIDANCE 
INDICATES A STRONGER SECOND FRONT MOST OF IMPACT EXPECTED TO 
REMAIN N OF ZONE. 

CARIBBEAN SEA AND TROPICAL N ATLC W OF 55W...
FRESH EASTERLY BREEZE WEAKENS ACROSS BASIN LATE FRI ONLY TO 
RETURN MON AND TUE AS LOW PRES OVER COLOMBIA TIGHTENS GRADIENT 
AGAIN.  WINDS REMAIN STRONGER ALONG COAST OF COLOMBIA REACHING 
25 KT WITH SEAS UP TO 9 FT.  ATLC RIDGE REMAINS ACROSS SW N ATLC 
MAINTAINING STEADY WIND FLOW ACROSS CARIBBEAN BASIN THROUGH TUE. 

WARNINGS..
ATLC...
.NONE.

CARIBBEAN...
.NONE.

GULF OF MEXICO...
.NONE.

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

$$
FORECASTER WALLY BARNES