000
AGXX40 KNHC 161914
MIMATS

MARINE WEATHER DISCUSSION 
NWS NATIONAL HURRICANE CENTER MIAMI FL
230 PM EST SAT FEB 16 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...
A FAST MOVING COLD FRONT CURRENTLY EXTENDING FROM NEAR TAMPA BAY 
TO 23N97W WILL REACH FROM S FLORIDA TO THE BAY OF CAMPECHE 
THIS EVENING THEN QUICKLY PUSH SE OF THE GULF TONIGHT. FRESH TO 
NEAR-GALE FORCE WINDS ARE EXPECTED BEHIND THE FRONT THROUGH 
TONIGHT. THE 1626 UTC HI-RESOLUTION ASCAT PASS SHOWED NLY WINDS 
IN THE 20 TO 25 KT RANGE OVER THE WESTERN GULF. SURFACE AND 
BUOYS OBSERVATIONS INDICATE NW TO N WINDS OF 20 TO 30 KT OVER 
THE EASTERN GULF. WINDS WILL BEGIN TO DIMINISH FROM W TO E BY 
EARLY SUN AS HIGH PRES BUILDS IN THE WAKE OF THE FRONT. SLY 
RETURN FLOW WILL SET UP OVER THE WESTERN GULF SUN AND SPREAD 
E...INCREASING TO 20-25 KT THROUGH MON. A WEAKER COLD FRONT WILL 
REACH THE NW GULF TUE...THEN STALL AND DISSIPATE WED MORNING. 

CARIBBEAN SEA AND TROPICAL N ATLC S OF 22N W OF 55W...
EXPECT FRESH TO STRONG NE TO E WINDS ACROSS THE TROPICAL N ATLC 
AND THE EAST AND CENTRAL CARIBBEAN THROUGH MOST OF THE FORECAST 
PERIOD. A COLD FRONT EXTENDING FROM WESTERN CUBA TO THE GULF OF 
HONDURAS WILL MERGE WITH A REINFORCING COLD FRONT CURRENTLY 
MOVING ACROSS THE GULF OF MEXICO. THE MERGED FRONT WILL REACH 
FROM CENTRAL CUBA TO SOUTHERN BELIZE THIS EVENING...FROM THE
WINDWARD PASSAGE TO NE NICARAGUA SUN MORNING THEN STALL AND 
BECOME DIFFUSE SUN EVENING. FRESH TO STRONG NLY WINDS AND 
BUILDING SEAS OF UP TO 10 FT WILL FOLLOW THE FRONT. STRONG HIGH 
PRES WILL BUILD N OF THE AREA AS THE FRONT WEAKENS...AND SUPPORT 
FRESH TO STRONG NE WINDS OVER THE WEST-CENTRAL CARIBBEAN MON. 
FRESH TO STRONG NE TO E WINDS WILL SPREADING EASTWARD ACROSS THE 
REMAINDER OF THE AREA MON NIGHT AND TUE...THEN DIMINISH IN THE 
NW CARIBBEAN TUE AS PRES GRADIENT RELAXES.

SW N ATLC S OF 31N W OF 55W...
A COLD FRONT EXTENDING FROM 31N73W TO WESTERN CUBA WILL MERGE 
WITH A REINFORCING FRONT NOW MOVING OFF THE SE U.S. COAST. THE 
MERGED COLD FRONT WILL REACH FROM 31N75W TO CENTRAL CUBA THIS 
EVENING...FROM 31N66W TO THE WINDWARD PASSAGE SUN MORNING...AND 
FROM 23N65W TO HISPANIOLA MON MORNING...THEN STALL AND DISSIPATE 
MON NIGHT. GALE FORCE WINDS ARE EXPECTED N OF 27N W OF THE FRONT 
THIS EVENING AND SPREAD EASTWARD TO 65W THROUGH SUN EVENING. A 
GALE WARNING IS IN EFFECT FOR ZONES AMZ111 AND AMZ113 THIS 
EVENING AND TONIGHT AND FOR ZONE AMZ115 ON SUN. LARGE NW SWELL 
TO 16 FT ALONG 31N WILL FOLLOW THE FRONT...SLOWLY SUBSIDING 
EARLY NEXT WEEK. HIGH PRES WILL BUILD BEHIND THE FRONT SUN 
NIGHT...AND WINDS WILL DIMINISH ACROSS MOST OF THE WATERS. FRESH 
TO STRONG NE-E WINDS WILL DEVELOP S OF 24N MON THROUGH WED WHERE 
THE PRES GRADIENT WILL BE TIGHT. A WEAK COLD FRONT WILL REACH 
THE NW PORTION WED.

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...
.NONE.

SW N ATLC...
.GALE WARNING...AMZ111-113-115.

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

$$
FORECASTER GR