000
AGXX40 KNHC 220838
MIMATS

MARINE WEATHER DISCUSSION 
NWS NATIONAL HURRICANE CENTER MIAMI FL
340 AM EST FRI FEB 22 2013

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 COLD FRONT FROM 30N92W TO 26N97W STALLS FROM 30N90W TO 
25N97W TONIGHT THEN IS FORCED SE BY LARGE BUILDING HIGH PRES 
OVER CENTRAL PLAINS.  FRONT REACHES FROM NW FLORIDA TO BAY OF 
CAMPECHE SUN WHERE IT STALLS AGAIN UNTIL SECOND COLD FRONT 
ENTERS NW GULF EARLY MON.  SECOND FRONT IS STRONGER AND BRINGS 
NEAR GALE FORCE N-NE WINDS W OF FRONT AND STRONG SW BREEZE AHEAD 
OF FRONT N OF 26N THROUGH TUE.  MODEL GUIDANCE DOES NOT BUILD 
SEAS ABOVE 9 FT APPARENTLY DUE TO FAST MOVING FRONT NOT ABLE TO 
SUSTAIN FETCH OR DURATION.  FRONT EXITS GULF WATERS TUE AND WIND 
AND SEAS SUBSIDE WITH REMNANT NE 7-8 FT SWELL LINGERING S OF 24N 
W OF 90W.   

CARIBBEAN SEA AND TROPICAL N ATLC S OF 22N W OF 55W... 
BUILDING HIGH PRES RIDGE OVER SW N ATLC COMBINES WITH STATIONARY 
1008 MB LOW PRES OVER COLOMBIA TO INCREASE WINDS ALONG COAST OF 
COLOMBIA TO NEAR GALE STRENGTH...FRINGING INTO MINIMAL GALE 
FORCE FRI NIGHT.  WINDS QUICKLY DIMINISH TO A STRONG BREEZE AS 
COLD FRONT FORCES RIDGE FURTHER E SAT AND SUN.  FRESH TO STRONG 
E-NE TRADE WINDS PREVAIL ELSEWHERE THROUGH SUN.  LARGE LONG- 
PERIOD N SWELL REACH THE NORTHERN PART OF TROPICAL N ATLC SAT 
AND SEEP THROUGH PASSAGES INTO CARIBBEAN SAT NIGHT THROUGH TUE.
  
SW N ATLC S OF 31N W OF 55W...
SOME STRONG NW WINDS REMAIN N OF 28N E OF 68W ASSOCIATED WITH 
COLD FRONT E OF 65W...BUT ARE QUICKLY DIMINISHING TODAY AS COLD 
FRONT CONTINUES MOVING FARTHER E.  APPROACH OF SECOND COLD FRONT 
...THIS OVER FLORIDA...INCREASES SLY RETURN FLOW ALONG FLORIDA E 
COAST N OF 27N SAT.  SECOND FRONT ENTERS SW N ATLC WATERS LATE 
SAT NIGHT WITH STRONG SW BREEZE AND SEAS TO 9 FT N OF 28N 
EXTENDING AS FAR AS 65W.  FRONT REACH FROM BERMUDA TO CENTRAL 
FLORIDA LATE SUN.  A THIRD COLD FRONT APPROACHES SW N ATLC 
WATERS MON WITH STRONG RETURN FLOW AND SEAS TO 8 FT ALONG E 
COAST OF FLORIDA N OF 28N.

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

WARNINGS...

GULF OF MEXICO...
.NONE. 

CARIBBEAN SEA AND TROPICAL N ATLC...
.GALE WARNING FROM 11N TO 13N BETWEEN 74W AND 77W....AMZ031.

SW N ATLC...
.NONE.

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

$$
FORECASTER WALLY BARNES