000
AGXX40 KNHC 240939
MIMATS

MARINE WEATHER DISCUSSION 
NWS NATIONAL HURRICANE CENTER MIAMI FL
300 AM EST SUN FEB 24 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...
LOW PRES CENTER 1011 MB OVER BIG BEND FLORIDA WITH WEAK COLD 
FRONT TO 26N90W TO 18N97W.  GENTLE TO MODERATE S TO SW BREEZE E 
OF 87W WHILE A MODERATE E TO NE BREEZE IS W OF COLD FRONT.  SEA 
REMAIN 3-4 FT THROUGHOUT ENTIRE BASIN.   FRONT EXPECTED TO STALL 
FROM SW FLORIDA WESTWARD ALONG 26N AND END IN CENTRAL BAY OF  
CAMPECHE THEN THE EASTERN PART MOVE N AS WARM FRONT AS SECOND 
COLD FRONT MOVE OFF TEXAS COAST EARLY MON WITH GALE FORCE WINDS 
EXPECTED W OF FRONT.  GALE CONDITIONS EXPECTED TO BE SHORT LIVED 
UPPER LEVEL SUPPORTING CYCLONE CURRENTLY OVER CENTRAL SHIFT NE.  
SECOND COLD FRONT REACHES FROM CENTRAL FLORIDA TO YUCATAN 
PENINSULA EARLY TUE AND MOVE SE OF AREA TUE NIGHT.  WEAK HIGH 
PRES 1015 MB BUILDS BEHIND FRONT OVER WESTERN GULF STRENGTHENS 
RAPIDLY TO 1029 BY LATE THU BRINGING BLAST OF COLD AIR INTO 
CENTRAL GULF ZONES. 

CARIBBEAN SEA AND TROPICAL N ATLC S OF 22N W OF 55W...
TIGHT PRES RESULTING FROM CENTRAL ATLC HIGH PRES 1020 MB AND LOW 
PRES OVER WRN COLOMBIA CONTINUE PRODUCING STRONG TO NEAR GALE 
FORCE WINDS...MAINLY ALONG COAST OF COLOMBIA...AND FRESH TO 
STRONG E-NE BREEZE ELSEWHERE.  WINDS FORECAST TO DIMINISH INTO 
MON AND TUE AS COLD FRONT WHICH JUST ENTERED SW N ATLC PUSHES 
RIDGE FURTHER E AND LOW PRES WEAKENS AT THE SAME TIME.  WINDS 
EXPECTED TO REDUCE IN COVERAGE AND BECOME A GENTLE TO MODERATE E 
BREEZE OVER MOST OF BASIN EXCEPT A FRESH BREEZE ALONG COAST OF 
COLOMBIA BY TUE AND WED.

SW N ATLC S OF 31N W OF 55W...
HIGH PRES CENTER 1020 MB FORCED E BY INCOMING COLD FRONT 
CURRENTLY FROM 31N77W TO 28N81W.  FRESH SW RETURN FLOW ALONG E 
COAST OF FLORIDA INCREASES TO A STRONG BREEZE N OF 28N AHEAD OF 
FRONT.  FRONT EXPECTED TO REACH FROM BERMUDA TO CENTRAL FLORIDA 
TONIGHT THEN LIFT BACK N AS WARM FRONT MON AHEAD OF SECOND AND 
STRONGER COLD FRONT EXPECTED TO MOVE OFF NE FLORIDA COAST TUE. 
SECOND COLD FRONT BECOME STATIONARY FROM 31N68W TO STRAITS OF 
FLORIDA WED.

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

WARNINGS...

GULF OF MEXICO...
.GALE CONDITIONS EXPECTED MON AND MON NIGHT...GMZ011...GMZ013 
AND GMZ017. 

CARIBBEAN SEA AND TROPICAL N ATLC...
.NONE.

SW N ATLC...
.NONE.

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

$$
FORECASTER WALLY BARNES