000
AGXX40 KNHC 061801
MIMATS

MARINE WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
200 PM EDT TUE JUL 06 2010

MARINE WEATHER DISCUSSION FOR GULF OF MEXICO...CARIBBEAN SEA AND 
TROPICAL N ATLC FROM 07N TO 22N BETWEEN 55W AND 65W...AND 
SOUTHWEST NORTH ATLC S OF 31N W OF 55W

GULF OF MEXICO TROPICAL WAVE CURRENTLY ALONG 89W WILL CONTINUE 
TO MOVE W. A LOW PRES IS FORECAST TO DEVELOP ALONG THE TROPICAL 
WAVE NEAR 23N92W. THE LOW IS EXPECTED TO MOVE TO THE NW TO 
27N94W THU AND INLAND THU NIGHT. THE LOW HAS THE POSSIBILITY OF 
DEVELOPING INTO A TROPICAL CYCLONE. OTHERWISE THE PRES GRADIENT
BETWEEN THE WAVE AND RIDGE TO THE E WILL REMAIN TIGHT WITH 
STRONG SE WINDS...20-25 KT...WILL BE E OF 90W. AS THE LOW/WAVE  
MOVES W WITH STRONG WINDS AND ROUGH SEAS WILL ALSO SHIFT W LATE 
WED INTO THU. WINDS AND SEAS DECREASE FROM E TO W...WITH
WINDS 10-15 KT BY FRI AND SAT AND MOSTLY 10 KT OR LESS ON
SUN.

WEAK ATLC TROUGH WITH AXIS FROM 29N76W TO 25N73W WILL MOVE TO 
32N68W 27N77W WED NIGHT THEN N OF THE AREA THU. GFS DEVELOPS A 
LOW ALONG THE TROUGH AND THEREFORE INCREASES THE WINDS E OF THE 
TROUGH...HOWEVER OTHER MODELS DO NOT SO WILL CONTINUE WITH 
CURRENT FORECAST TRENDS. RIDGE BUILDS ACROSS THE AREA FRI THEN 
MOVES E AS A WEAK FRONT APPROACHES THE SE U.S. ON SUN. OTHERWISE 
MOSTLY LIGHT WINDS ACROSS THE AREA.

THE TROPICAL WAVE ALONG THE COAST OF THE YUCATAN PENINSULA WILL 
CONTINUE TO BRING 20-25 KT SE WINDS OVER THE NW CARIBBEAN 
THROUGH TONIGHT THEN DECREASE BY WED NIGHT AS THE TROPICAL WAVE 
MOVES W INTO THE GULF OF MEXICO. THE TROPICAL WAVE ALONG 67W 
CURRENTLY HAS LITTLE CONVECTION OR WIND ASSOCIATED WITH IT...AND 
IT IS FORECAST TO REMAIN RELATIVELY QUIET AS IT CONTINUES W 
THROUGH THE CARIBBEAN THROUGH THU. MEANWHILE...THE TROPICAL WAVE 
ALONG 53W/54W IS EXPECTED TO BRING A WIND SURGE INTO THE 
TROPICAL ATLC ZONE BY THIS EVENING AND THROUGH THE CARIBBEAN WED 
THROUGH FRI.

WARNINGS...

ATLC...
.NONE.

CARIBBEAN...
.NONE.

GULF OF MEXICO...
.NONE.

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

$$
FORECASTER  DGS