337  
AGXX40 KNHC 051900  
MIMATS  
 
MARINE WEATHER DISCUSSION  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
200 PM EST MON FEB 5 2018  
 
MARINE WEATHER DISCUSSION FOR THE GULF OF MEXICO, CARIBBEAN SEA,  
AND TROPICAL NORTH ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W  
AND THE SOUTHWEST NORTH ATLANTIC INCLUDING THE BAHAMAS  
   
..GULF OF MEXICO
 
 
A STATIONARY FRONT EXTENDS FROM SW FLORIDA TO 25N87W TO 27N95W  
TO NEAR BROWNSVILLE, TEXAS. MODERATE TO LOCALLY FRESH NE-E WINDS  
ARE NOTED N OF THE FRONT, WITH SEAS OF 4-5 FT BASED ON ALTIMETER  
DATA. S OF THE FRONT, MAINLY GENTLE EASTERLY WINDS PREVAIL, WITH  
SEAS OF 2-3 FT. THE FRONT WILL DISSIPATE AS IT CONTINUES TO LIFT  
NORTHWARD OVER THE WESTERN GULF THROUGH EARLY TUE, AHEAD OF ANOTHER  
COLD FRONT MOVING INTO THE NORTHWEST GULF LATE WED. FRESH TO  
STRONG NORTHERLY WINDS AND SEAS BUILDING TO 8 FT WILL FOLLOW THE  
SECOND FRONT MAINLY OFF THE COAST OF MEXICO AS THE FRONT REACHES  
A POSITION FROM CENTRAL FLORIDA TO THE SOUTHWEST GULF BY LATE  
THU. THIS FRONT IS FORECAST TO LIFT NORTHWARD OVER THE WESTERN  
GULF WHILE WEAKENING BY FRI.  
 
...CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN  
55W AND 64W...  
 
HIGH PRESSURE NORTH OF THE AREA IS SUPPORTING MINIMAL GALE FORCE  
WINDS OFF THE COAST OF COLOMBIA. SEAS ARE 8 TO 11 FT OVER MUCH  
OF THE SOUTH CENTRAL AND SOUTHWEST CARIBBEAN, AND GENERALLY 5 TO  
7 ELSEWHERE IN THE CARIBBEAN. A COUPLE OF ALTIMETER PASSES  
INDICATE SEAS TO 9 FT E OF THE LEEWARD AND WINDWARD ISLANDS WITH  
FRESH TO OCCASIONALLY STRONG TRADES BASED ON A RECENT ASCAT  
PASS. THESE SEA HEIGHTS MAY BE PUSHING INTO EXPOSED ATLANTIC  
PASSAGES. THE WEATHER PATTERN WILL CONTINUE TO SUPPORT FRESH TO  
OCCASIONALLY STRONG TRADES EAST OF THE LEEWARD AND WINDWARD  
ISLANDS, ACCOMPANIED BY NE TO E SWELL IN EXCESS OF 8 FT. BUILDING  
HIGH PRESSURE N OF THE AREA WILL BRING AN INCREASE IN THE AERIAL  
EXTENT OF THE FRESH TO STRONG TRADES ACROSS THE EAST AND CENTRAL  
CARIBBEAN, IN THE LEE OF CUBA, THROUGH THE WINDWARD PASSAGE AND  
IN THE LEE OF HISPANIOLA THROUGH FRI, WITH WINDS REACHING MINIMAL  
GALE FORCE NEAR THE COAST OF COLOMBIA, PARTICULARLY BETWEEN 03Z  
AND 12Z, EACH NIGHT.  
   
..SW N ATLANTIC INCLUDING THE BAHAMAS
 
 
A COLD FRONT EXTENDS FROM 31N73W TO SOUTH FLORIDA. FRESH NW WINDS  
ARE NOTED IN THE WAKE OF THE FRONT AND SEAS TO 8 FT. FRESH S-SW  
WINDS ARE ALSO OBSERVED AHEAD OF THE FRONT BUT N OF 30W TO NEAR  
70W. WINDS ARE FORECAST TO DIMINISH ON EITHER SIDE OF THE FRONT  
OVER THE FORECAST WATERS BY TONIGHT. A RIDGE DOMINATES THE  
REMAINDER OF THE AREA WITH A WEAK SURFACE TROUGH ACROSS THE SE  
WATERS. THE FRONT WILL REACH FROM BERMUDA TO SOUTH FLORIDA BY  
LATE TODAY, STALL FROM 29N65W TO THE STRAITS OF FLORIDA LATE TUE,  
THEN DISSIPATE BY MID WEEK. HIGH PRESSURE WILL BUILD BEHIND THE  
FRONT, SUPPORTING FRESH TO OCCASIONALLY STRONG E WINDS SOUTH OF  
22N BY MID WEEK.  
 

 
   
WARNINGS
 
ANY CHANGES IMPACTING COASTAL NWS OFFICES WILL BE  
COORDINATED THROUGH AWIPS II COLLABORATION CHAT, OR BY  
TELEPHONE:  
   
GULF OF MEXICO
 
 
NONE.  
 
.CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN  
55W AND 64W...   
AMZ031
 
CARIBBEAN FROM 11N TO 15N BETWEEN 72W AND 80W  
INCLUDING COLOMBIA BASIN...  
GALE WARNING TONIGHT.  
GALE WARNING TUE NIGHT INTO WED.  
GALE CONDITIONS POSSIBLE WED NIGHT INTO SAT NIGHT.  
   
SW N ATLANTIC INCLUDING THE BAHAMAS
 
 
NONE.  
 

 
 
*FOR DETAILED ZONE DESCRIPTIONS, PLEASE VISIT:  
HTTP://WWW.NHC.NOAA.GOV/ABOUTTAFBPROD.SHTML#OWF  
 
NOTE: GRIDDED MARINE FORECASTS ARE AVAILABLE IN THE NATIONAL  
DIGITAL FORECAST DATABASE (NDFD) AT:  
HTTP://WWW.NHC.NOAA.GOV/MARINE/GRIDS.PHP  
 
FOR ADDITIONAL INFORMATION, PLEASE VISIT:  
HTTP://WWW.NHC.NOAA.GOV/MARINE  
 

 
 
.FORECASTER GR. NATIONAL HURRICANE CENTER.  
 
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