nhc marine weather discussion
TRANSCRIPT
NHC Marine Weather Discussion
000
AGXX40 KNHC 281740
MIMATS
MARINE WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
140 PM EDT SUN JUN 28 2015
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: LATEST GFS BLENDED WITH PREVIOUS OFFICIAL FOR
WINDS. TAFB NWPS BLENDED WITH PREVIOUS OFFICIAL FOR WAVES. HIGH
CONFIDENCE.
RIDGE AXIS EXTENDS FROM SOUTH FLORIDA TO THE NW GULF. LATEST
SATELLITE DERIVED WINDS AND SEAS ALONG WITH SHIP...BUOY...AND CMAN
DATA DEPICT LIGHT TO GENTLE WINDS ALONG THE RIDGE AXIS AND GENTLE
TO MODERATE WINDS OVER THE NORTHERN AND SOUTHERN GULF. SEAS ARE IN
THE 1-3 FT RANGE OVER THE MAJORITY OF THE GULF EXCEPT FOR THE SE
GULF WHERE SEAS ARE IN THE 4-5 FT RANGE. A THERMAL TROUGH WILL
DEVELOP OVER THE YUCATAN EACH EVENING...DRIFT WESTWARD INTO THE SW
GULF...THEN DISSIPATE OVER THE SW GULF EARLY EACH MORNING. A
LOCALLY TIGHTER GRADIENT BETWEEN THE RIDGE AND THE TROUGH WILL
FRESHEN WINDS DURING THE EVENING AND OVERNIGHT HOURS. THE RIDGE
WILL PREVAIL OVER THE GULF WATERS THROUGH THE FORECAST PERIOD.
...CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN
55W AND 64W...
MODEL PREFERENCE: LATEST GFS BLENDED WITH PREVIOUS OFFICIAL FOR
WINDS. TAFB NWPS BLENDED WITH PREVIOUS OFFICIAL FOR WAVES. HIGH
CONFIDENCE.
LATEST SATELLITE DERIVED WINDS AND SEAS ALONG WITH SHIP...BUOY...
AND CMAN DATA DEPICT STRONG TO NEAR GALE WINDS OVER THE S CENTRAL
CARIBBEAN WITH FRESH TO STRONG WINDS OVER THE N CENTRAL CARIBBEAN.
FRESH TRADES PREVAIL OVER THE E CARIBBEAN...AND MODERATE TO FRESH
TRADES OVER THE WESTERN CARIBBEAN AND TROPICAL N ATLC WATERS. SEAS
ARE IN THE 10-16 FT RANGE OVER THE S CENTRAL CARIBBEAN...8-10 FT
OVER THE N CENTRAL CARIBBEAN...5-7 FT OVER THE E CARIBBEAN...4-6
FT OVER THE W CARIBBEAN...AND 7-8 FT OVER THE TROPICAL N ATLC
WATERS. THE RIDGE N OF THE AREA WILL REMAIN STRONG CONTINUING FOR
A TIGHT PRESSURE GRADIENT TO SUPPORT THE STRONG TRADEWIND FLOW
OVER THE WATERS. WINDS WILL PULSE TO MINIMAL GALE FORCE OVER THE
LATE NIGHT AND EARLY MORNING HOURS OFF THE COAST OF COLOMBIA. A
LARGE FETCH OF FRESH TRADES S OF THE SUBTROPICAL HIGH WILL
MAINTAIN SEAS IN THE 6-8 FT RANGE OVER THE TROPICAL N ATLC WATERS.
...SW N ATLANTIC INCLUDING THE BAHAMAS...
MODEL PREFERENCE: LATEST GFS BLENDED WITH PREVIOUS OFFICIAL FOR
WINDS. TAFB NWPS BLENDED WITH PREVIOUS OFFICIAL FOR WAVES. HIGH
CONFIDENCE.
RIDGE AXIS EXTENDS FROM NEAR 27N65W TO S FLORIDA. LATEST
SATELLITE DERIVED WINDS AND SEAS ALONG WITH SHIP...BUOY...AND CMAN
DATA DEPICT GENTLE TO MODERATE WINDS PREVAILING ACROSS THE SW N
ATLC WATERS. SEAS ARE IN THE 4-6 FT RANGE OUTSIDE THE
BAHAMAS...AND 1-3 FT W OF THE BAHAMAS. THE RIDGE WILL PREVAIL OVER
THE SW N ATLC WATERS THROUGH IT WILL SHIFT SLIGHTLY NORTHWARD
EARLY IN THE WEEK WHERE IT WILL REMAIN THROUGH THE WEEK. WINDS
WILL STRENGTHEN ALONG THE N COAST OF HISPANIOLA AND THE ATLC
APPROACH TO THE WINDWARD PASSAGE DURING THE LATE AFTERNOONS INTO
EARLY EVENINGS.
$$
.WARNINGS...ANY CHANGES IMPACTING COASTAL NWS OFFICES WILL BE
COORDINATED THROUGH AWIPS 12 PLANET CHAT OR BY TELEPHONE:
.GULF OF MEXICO...
NONE.
.CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN
55W AND 64W...
.AMZ031...CARIBBEAN FROM 11N TO 15N BETWEEN 72W AND 80W INCLUDING COLOMBIABASIN...
GALE WARNING TONIGHT INTO TUE.
GALE CONDITIONS POSSIBLE TUE NIGHT INTO WED.
.SW N ATLANTIC INCLUDING THE BAHAMAS...
NONE.
$$
*FOR DETAILED ZONE DESCRIPTIONS PLEASE VISIT:
WWW.NHC.NOAA.GOV/ABOUTTAFBPROD.SHTML#OWF
NOTE: GRIDDED MARINE FORECASTS ARE AVAILABLE IN THE
NATIONAL DIGITAL FORECAST DATABASE (NDFD) AT:
WWW.NHC.NOAA.GOV/MARINE/GRIDS.PHP
FOR ADDITIONAL INFORMATION PLEASE VISIT:
HTTP://WWW.HURRICANE WARNINGS.GOV/MARINE
$$
.FORECASTER AL. NATIONAL HURRICANE CENTER.
http://www.nhc.noaa.gov/text/MIAMIMATS.shtml