000
AGXX40 KNHC 070611
MIMATS

MARINE WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
200 AM EDT THU OCT 07 2010

MARINE WEATHER DISCUSSION FOR THE GULF OF MEXICO...CARIBBEAN SEA 
AND TROPICAL N ATLC...AND SOUTHWEST NORTH ATLC S OF 31N W OF 55W.

HIGH PRES ACROSS THE GULF OF MEXICO WITH PRES GRADIENT TIGHT 
ENOUGH TO PRODUCE N TO NE WINDS 15-20 KT ACROSS MUCH OF THE 
EASTERN HALF OF THE GULF WITH 10-15 KT WINDS OVER THE WESTERN 
HALF. THE GRADIENT WILL WEAKEN LATER TODAY AND THE 20 KT WINDS 
WILL BE CONFINED TO THE SE PORTION OF THE AREA. WEAK HIGH PRES 
WILL MOVE INTO THE NW GULF FRI AND INTO THE N CENTRAL GULF SUN 
WITH MOSTLY LIGHT WINDS OVER THE WEEKEND AND INTO MON.

SUBTROPICAL STORM OTTO CENTERED NEAR 23.5N 68.2W AT 0300 UTC IS 
FORECAST TO BECOME A HURRICANE BY THIS EVENING AND BEGAN ITS 
MOVE TO THE NE. THE LATEST NHC ADVISORY MOVES OTTO E OF THE 
FORECAST AREA BY LATE FRI...SO WILL KEEP HURICANE WARNINGS 
THROUGH EARLY FRI. A LARGE STRONG WINDS FIELD IS ASSOICATED WITH 
OTTO...HOWEVER WINDS WILL DECREASE OVER THE W PORTION OF THE 
AREA AS OTTO MOVES E. MOSTLY LIGHT WINDS ACROSS THE ENTIRE AREA 
BY SAT AFTERNOON AS HIGH PRES BUILDS ALONG 31N SUN AND MON. 
STATIONARY FRONT FROM 31N71W TO CENTRAL CUBA WILL DISSIPATE 
LATER TODAY.

S TO SW WINDS 20-25 KT OVER THE EASTERN CARIBBEAN ASSOICATED 
WITH THE LARGE WIND FIELD WITH SUBTROPICAL STORM OTTO TODAY AND 
TONIGHT WILL DECREASE EARLY FRI. TROUGH EXTENDS FROM CENTRAL 
CUBA TO PANAMA WILL MOVE TO HAITI TO PANAMA FRI AND BECOME 
STATIONARY. STRONG NLY WINDS OVER THE WESTERN CARIBBEAN MAINLY W 
OF 80W WILL DECREASE OVER THE NW CARIBBEAN SAT...BUT WILL 
CONTINUE ACROSS THE SW CARIBBEAN THROUGH MON. MODELS DEVELOP A 
SURFACE LOW OVER THE SW CARIBBEAN IN ABOUT 48-72 HOURS.

WARNINGS...

SW N ATLC...
.HURRICANE WARNING FROM 22N-28N E OF 70W...AMZ088,

CARIBBEAN...
.NONE.

TROPICAL N ATLC...
.NONE.
  
GULF OF MEXICO...
.NONE.

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

$$
FORECASTER GR