000 AGXX40 KNHC 270800 MIMATS MARINE WEATHER DISCUSSION NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 300 AM EDT FRI AUG 27 2010 MARINE WEATHER DISCUSSION FOR THE GULF OF MEXICO...CARIBBEAN SEA AND SOUTHWEST NORTH ATLC S OF 31N W OF 55W. GULF OF MEXICO... A FRONTAL TROUGH EXTENDS FROM NEAR MOBILE BAY SW TO 25N93W ...THEN S TO BAY OF CAMPECHE. BOTH BUOY DATA ALONG WITH ASCAT DATA FROM LATE LAST NIGHT SHOW PRES GRADIENT W OF TROUGH SUPPORTING NE WINDS OF 15-20 KT. MODELS PRETTY MUCH INDICATE THESE WINDS AS WELL. THE TROUGH WILL BEGIN TO SLOWLY MOVE W TODAY MOVING INLAND THE TEXAS COAST EARLY SAT EVENING ALLOWING FOR THESE WINDS TO DECREASE. HIGH PRES WILL BUILD SW ACROSS MUCH OF THE EASTERN GULF THROUGH SAT NIGHT...AND ACROSS THE REMAINDER OF THE AREA SUN THROUGH TUE ALLOWING FOR E WINDS TO INCREASE TO 15-20 KT ACROSS THE NE SECTION BEGINNING ON SAT AND DIMINISHING TO 10-15 KT MON AFTERNOON...HOWEVER WITH LIMITED FETCH SEAS SHOULD NOT BUILD HIGHER THAN ABOUT 4 FT. SW N ATLC... ATLC RIDGE EXETNDING FROM 31N68W TO S FLORIDA WILL BE NUDGED NORTHWARD AS HURRICANE DANIELLE CURRENTLY E OF AREA NEAR 26.2N 58.1W AT 27/0600 UTC MAKES IT CLOSES APPRAOCH TO THE NE PORTION OF THE AREA ON SAT. WINDS REACH TO JUST BELOW TROPICAL STORM FORCE N OF 28N E OF 66W ON SAT. WITH DANIELLE THEN TURNIN NE WINDS THEN DIMINISH THROUGH SUN. SEAS MAY BUILD AS HIGH AS 18 FT SAT AT DANIELLE CLOSEST POINT. DIMINISHING WINDS AND SUBSIDING SEAS SUN THROUGH TUE. MODERATE ELY TRADES IN CARIBBEAN WEAKEN THROUGH TUE AS DANIELLE FORCES RIDGE FURTHER N FLATTENING PRES GRADIENT ACROSS BASIN. LINGERING NE SWELLS TO 8 FT REMAIN SEEPING THROUGH ATLC PASSAGES TONIGHT AND FRI. TROPICAL STORM EARL EXPECTED TO STRENGTHEN TO HURRICANE AS IT APPROACH TROPICAL N ATLC LATE SAT WITH WINDS BECOMING N-NE AND INCREASING TO STRONG BREEZE. CONDITIONS ARE FORECAST TO WORSEN THEREAFTER. WARNINGS... SW N ATLC... .NONE. CARIBBEAN... .NONE GULF OF MEXICO... .NONE. FOR ADDITIONAL INFORMATION PLEASE VISIT HTTP://WWW.HURRICANES.GOV/MARINE $$ FORECASTER AGUIRRE