000
AGXX40 KNHC 121750
MIMATS

MARINE WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
200 PM EDT TUE JUN 12 2012

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...
HIGH PRES RIDGE ALONG 27N...WITH A HIGH PRES CENTER FORECAST TO 
DEVELOP OVER THE NE GULF THIS AFTERNOON THEN MOVE INTO THE 
CENTRAL GULF WED AND THU AND DISSIPATE FRI AS A COLD FRONT MOVES 
NE OF THE AREA. MODELS INDICATE WINDS WILL REMAIN LESS THEN 20 
KT ACROSS THE ENTIRE AREA THROUGH FRI. HIGH PRES STRENGTHENS 
OVER THE SE U.S. OVER THE WEEKEND WITH NE WINDS INCREASING TO 
15-20 KT SAT AND SUN.

SOUTHWEST NORTH ATLC S OF 31N W OF 65W...
COLD FRONT EXTENDS FROM 29N65W TO 30N69W WILL MOVE E OF THE AREA 
LATER TODAY. TROUGH ALONG 74W WILL DRIFT THROUGH THE BAHAMAS 
THROUGH WED THEN DISSIPATE THU. HIGH PRES BUILDS N OF THE AREA 
AND MODELS INDICATE MOSTLY LIGHT WINDS THROUGH THU THEN A COLD 
FRONT FRONT MOVES OFF THE SE U.S. COAST LATE THU AND WINDS SHIFT 
TO THEN NE BE BEHIND THE FRONT. THE FRONT WILL WEAKEN TO A 
TROUGH AND EXTEND FROM 31N72W TO NORTHERN BAHAMAS FRI AND FROM 
A 1011 MB LOW NEAR 30N74W TO CENTRAL BAHAMAS SAT. LOW AND TROUGH 
DRIFT E SUN. NLY WINDS TO 15 KT W OF THE FRONT.

CARIBBEAN SEA AND TROPICAL N ATLC W OF 55W...
HIGH PRES N OF THE AREA WILL MAINTAIN MODERATE TO FRESH TRADES 
ACROSS MUCH OF THE AREA. THE PRES GRADIENT RELAXES SOME AND 
WINDS DECREASE TO 15-20 KT S OF AROUND 18N E OF 82W ON WED AND 
THU AND MAINLY ACROSS THE CENTRAL AND EASTERN CARIBBEAN FRI 
THROUGH SUN. TROPICAL WAVE CURRENTLY FROM THE DOMINICAN REPUBLIC 
TO NE COLOMBIA WILL MOVE THROUGH THE CENTRAL CARIBBEAN TONIGHT 
AND INTO THE WESTERN CARIBBEAN WED AND THU AND INTO THE YUCATAN 
PENINSULA FRI. THERE DOES NOT APPEAR TO BE A REASON TO STRAY 
FROM THE GFS FORECAST.

NOTE...GRIDDED MARINE OUTPUT IS AVAILABLE AT 
WWW.NHC.NOAA.GOV/TAFB/GRIDDED_MARINE (LOWER CASE)

GULF OF MEXICO...
.NONE.

CARIBBEAN SEA...
.NONE.

SW N ATLANTIC...
.NONE.
    
FOR ADDITIONAL INFORMATION PLEASE VISIT
WWW.HURRICANES.GOV/MARINE

$$
FORECASTER DGS