000
AGXX40 KNHC 090706
MIMATS

MARINE WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
306 AM EDT WED JUL 9 2014

MARINE WEATHER DISCUSSION FOR THE GULF OF MEXICO...CARIBBEAN
SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND
64W...AND THE SW N ATLANTIC INCLUDING THE BAHAMAS.

...GULF OF MEXICO... 

MODEL PREFERENCE: GFS BLEND. HIGH CONFIDENCE.

PRIMARY SYNOPTIC FEATURE CONTINUES TO BE WESTERN PERIPHERY OF 
ATLC RIDGE THAT EXTENDS WESTWARD OVER NORTHERN GULF WATERS. A 
1019 MB HIGH CENTER IS ANALYZED NEAR 28N86W. LATEST OBSERVATIONS 
SHOW LIGHT TO GENTLE WINDS OVER MOST OF THE AREA. HIGH PRESSURE 
CENTER WILL MEANDER THROUGH SUN AND HELP ANCHOR PERSISTENT RIDGE 
OVER THE REGION. EXPECT LIGHT TO MODERATE WINDS AND SLIGHT SEAS 
TO PREVAIL IN THE REGION THROUGH SAT EXCEPT NEAR YUCATAN WHERE 
GUIDANCE SUGGESTS A TIGHTER GRADIENT WILL SUPPORT 20-25 KT WINDS 
ALONG THE YUCATAN PENINSULA EACH EVENING THROUGH THE WEEKEND.
 
...CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 
55W AND 64W...

MODEL PREFERENCE: GFS BLEND. HIGH CONFIDENCE.

A TIGHT PRES GRADIENT BETWEEN CENTRAL ATLC HIGH PRES AND BROAD 
LOW PRES OVER THE SW CARIBBEAN AND COLOMBIA IS PRODUCING FRESH 
TO STRONG TRADES OVER THE CENTRAL AND SW CARIBBEAN ZONES...WITH 
NE-E WINDS TO NEAR GALE FORCE S OF 13N BETWEEN 74W AND 77W. MOST 
RECENT GFS GUIDANCE SHOWS MAX WINDS EXCEEDING 35 KT NEAR THE 
COAST OF COLOMBIA BETWEEN 0600 AND 1500 UTC THIS MORNING. ASCAT 
PASS AT 0200 UTC SHOWED 30-34 KT WINDS IN THIS AREA...WHICH IS 
EXPECTED TO INCREASE IN INTENSITY AND EXPAND IN AEREAL COVERAGE 
LATER THIS MORNING. A GALE WARNING IS IN EFFECT FOR MARINE ZONE 
AMZ031 UNTIL 18Z. WINDS WILL BRIEFLY INCREASE TO NEAR GALE EACH 
NIGHT THIS WEEK NEAR THE COAST OF COLOMBIA. SEAS ARE EXPECTED TO 
REACH 14-15 FT MAX THIS AFTERNOON AND WED AFTERNOON. WINDS IN 
THE GULF OF HONDURAS WILL APPROACH 25 KT THIS EVENING AND WED 
EVENING...WITH A 20 KT MAX EXPECTED THU AND FRI EVENINGS.
  
...SW N ATLANTIC INCLUDING THE BAHAMAS...

MODEL PREFERENCE: GFS BLEND. HIGH CONFIDENCE.

A RIDGE STRETCHING FROM NEAR 30N65W TO CENTRAL FLORIDA CONTINUES 
TO BE THE DOMINANT SYNOPTIC FEATURE CONTROLLING THE ANTICYCLONIC 
WIND FLOW REGIME ACROSS THE REGION. S TO SW FLOW N OF THE RIDGE 
IS EXPECTED REACH 10-15 KT AT NIGHT AND DIMINISH TO 10 KT DURING 
THE DAY. FRESH EASTERLY TRADES S OF THE RIDGE ARE EXPECTED TO 
CONTINUE...WITH LATE AFTERNOON TO EARLY EVENING 20-25 KT PULSES 
ALONG THE N COAST OF HISPANIOLA AND EASTERN APPROACHES TO THE 
WINDWARD PASSAGE THROUGH THE WEEKEND.

$$

.WARNINGS...ANY CHANGES IMPACTING COASTAL NWS OFFICES WILL BE
COORDINATED THROUGH AWIPS 12 PLANET 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 13N BETWEEN 73W AND 78W TODAY. 

.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.HURRICANE WARNINGS.GOV/MARINE

$$

.FORECASTER MUNDELL. NATIONAL HURRICANE CENTER.