000 FZNT26 KNHC 071506 OFFN05 NAVTEX MARINE FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1106 AM EDT FRI AUG 7 2015 ...PLEASE REFER TO COASTAL WATERS FORECASTS (CWF) AVAILABLE THROUGH NOAA WEATHER RADIO AND OTHER MEANS FOR DETAILED COASTAL WATERS FORECASTS... .SYNOPSIS...1017 MB HIGH NEAR 28N70W THIS MORNING EXTENDS A WEAK RIDGE TO EXTREME SE FLORIDA...AND WILL SHIFT SOUTHWARD TO STRAITS OF FLORIDA SAT AS A FRONTAL TROUGH MOVES SE INTO THE W ATLC THEN DRIFTS SE AND OFFSHORE OF FLORIDA THEN WEAKENS SUN THROUGH MON. THE RESULTANT PRESSURE GRADIENT LOCALLY IS ALSO WEAK AND WILL REMAIN SO THROUGH THE WEEKEND...CAUSING MAINLY MODERATE TRADES AND LOW SEAS. HIGH PRES TO COLLAPSE SUN THEN STRONG CENTRAL ATLC RIDGE TO GRADUALLY BUILD INTO AREA ALONG 28N MON AND TUE. SAN JUAN ATLANTIC WATERS .THIS AFTERNOON...E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. ISOLATED SHOWERS. .TONIGHT...E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. ISOLATED SHOWERS. .SAT...SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. ISOLATED SHOWERS. .SAT NIGHT...E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .SUN...E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .SUN NIGHT...E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. .MON...E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. .MON NIGHT...E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. .TUE...E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. .TUE NIGHT...E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. SAN JUAN CARIBBEAN WATERS .THIS AFTERNOON...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. ISOLATED SHOWERS. .TONIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. SCATTERED SHOWERS. .SAT...E WINDS 15 TO 20 KT. SEAS 3 TO 5 FT. ISOLATED SHOWERS. .SAT NIGHT...E WINDS 15 TO 20 KT. SEAS 4 TO 5 FT. .SUN...E WINDS 15 TO 20 KT. SEAS 4 TO 5 FT. .SUN NIGHT...E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. .MON...E WINDS 15 TO 20 KT. SEAS 3 TO 5 FT. .MON NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .TUE...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .TUE NIGHT...E WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.