Marine Weather Discussion

000
AGXX40 KNHC 051841
MIMATS

MARINE WEATHER DISCUSSION        
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
245 PM EDT TUE MAY O5 2009

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

GULF OF MEXICO...
FORECASTS SIMPLIFIES AS RIDGE DOMINATES ENTIRE GULF REGION 
PRODUCING MODERATE E-SE BREEZE PERSISTING THROUGH PERIOD...WITH 
POSSIBLE CAVEAT OF SE-S RETURN FLOW W OF 93W EXPECTED TO 
INCREASE ONCE AGAIN TONIGHT AS HIGH PRES OVER ATLC OCEAN 
GRADUALLY REBUILDS.    

SW N ATLC...
SURFACE TROUGH FROM 31N70W TO 23N69W CONTINUE DRIFTING NW ACROSS 
BASIN THROUGH TONIGHT WHILE WEAKENING FURTHER EXPECTED TO BECOME 
DIFFUSE TONIGHT. AREA OF SCATTERED SHOWERS WITHIN 300 NM E OF 
AXIS.  ELONGATED AREA OF 20-25 KT WINDS AND SEAS OF UP TO 9 FT 
SE OF TROUGH.  WINDS REMAIN UNDER 20 KT AND SEAS BELOW 8 FT W OF 
AXIS.  HIGH PRES RIDGING BUILDS OVER W ATLC WED THROUGH SAT.

CARIBBEAN AND TROPICAL N ATLC...
SURFACE TROUGH FROM 18N67W TO 12N64W DRIFTING W THROUGH TONIGHT 
EXPECTED TO BECOME DIFFUSE LATE TONIGHT.  TRADE WINDS REACH A 
NOTCH ABOVE MODERATE BREEZE WITHIN 240 NM E OF TROUGH BUT EVEN 
LIGHTER W OF AXIS.  

TROPICAL ATLC N OF 17N REMAINS UNDER INFLUENCE OF SW N ATLC 
TROUGH AS MENTIONED ABOVE.  ONCE TROUGH DIFFUSES...FRESH BREEZE 
CAUSED BY CENTRAL ATLC HIGH PRES INCREASE EASTERLY WINDS AND 
MODERATE SWELLS ACROSS ENTIRE BASIN.  

ATLC...
.NONE.. 

CARIBBEAN...
.NONE.

GULF OF MEXICO...
.NONE.

FORECASTER WALLY BARNES. TROPICAL PREDICTION CENTER.