000
AGXX40 KNHC 161753
MIMATS

MARINE WEATHER DISCUSSION    
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
200 PM EDT MON AUG 16 2010

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

A 1009 MB LOW PRES OVER THE NE GULF OF MEXICO IN THE COASTAL 
WATERS OFF THE FLORIDA PANHANDLE NEAR 28N87W. THE LOW IS 
FORECAST TO NEAR THE MOUTH OF THE MISSISSIPPI TONIGHT THEN ALONG 
THE LOUISIANA COASTAL WATERS NEAR 29N90W EARLY TUE AND MOVE 
INLAND TUE AFTERNOON. THE COULD POSSIBLY DEVELOP INTO A TROPICAL 
CYCLONE BEFORE MOVING INLAND. SLY WINDS INCREASE TO 20-25 KT 
OVER THE E SEMICIRCLE OF THE LOW BY TONIGHT. THE WINDS WILL 
DECREASE TO BELOW 20 KT BY LATE WED AS THE LOW MOVES FURTHER 
INLAND AND WEAKENS. HIGH PRES RIDGE BUILDS ALONG 27N WED AND 
SHIFTS SLOWLY TO THE N BY FRI AND SAT.

AN UNUSUAL AUG STATIONARY FRONT IN THE ATLC FROM 31N65W TO 
27N75W 31N80W. THE FRONT IS DISSIPATING AND IS EXPECTED TO 
BECOME DIFFUSE TONIGHT. HIGH PRES WILL BUILD ALONG 27N WED AND 
REMAIN STATIONARY THROUGH SAT. ELY WINDS WILL INCREASE TO AROUND 
20 KT OVER THE FAR SE PORTION OF THE AREA TUE AS THE PRES 
GRADIENT BETWEEN THE RIDGE TO THE N AND A TROPICAL WAVE MOVING 
THE CARIBBEAN. THESE WINDS WILL SHIFT W AS THE CARIBBEAN 
TROPICAL WAVE MOVES WWD. THE TROPICAL WAVE WILL W OF THE 
CARIBBEAN THU AND THE WINDS DECREASE TO BELOW 20 KT. OTHERWISE 
MOSTLY LIGHT WINDS ACROSS THE AREA THROUGH SAT.

TROPICAL WAVE IN THE EASTERN CARIBBEAN FROM THE NORTHERN 
WINDWARD ISLANDS TO 11N63W WILL MOVE THROUGH THE CENTRAL 
CARIBBEAN TONIGHT AND TUE THEN INTO THE WESTERN CARIBBEAN WED 
AND WED NIGHT AND W OF THE AREA THU. TRADES INCREASE TO 20 KT 
OVER THE CENTRAL CARIBBEAN TUE THROUGH WED THEN SHIFT TO THE W 
AS THE TROPICAL WAVE MOVES WWD. SCATTERED SHOWERS AND TSTMS WILL 
ACCOMPANY THE WAVE.

WARNINGS...

SW N ATLC...
.NONE.

CARIBBEAN...
.NONE.

.GULF OF MEXICO...
.NONE.

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

$$
FORECASTER DGS