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 Hazardous marine condition(s):
 Short Term Forecast
   GMZ005-200830-  Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas  1031 PM EDT Thu Oct 19 2017      .SYNOPSIS...A building high pressure ridge across the Southeastern  US will cause a surge in the winds overnight, with breezes  freshening into Friday and Saturday. The ridge will remain in  place through Sunday night, before sliding well into the Atlantic  during Monday. A weaker pressure gradient will return early next  week.    The Approximate Shoreward Edge of the Gulf Stream current as of  October Nineteenth, 2017,    4 NM South of Dry Tortugas Light...on Loggerhead Key.  9 NM South of Cosgrove Shoal Light...off the Marquesas Keys.  6 NM South of Sand Key Light...off Key West.  Less than 1 NM South of Looe Key...off Big Pine Key.  3 NM South of Sombrero Key Light...off Marathon.  1 NM Southeast of Alligator Reef Light...off Islamorada.  2 NM Southeast of Molasses Reef Light...off Key Largo.  3 NM East of Carysfort Reef Light...off Ocean Reef.    Gulf Stream Information Courtesy of the Naval Oceanographic  Office.    $$
   GMZ033-034-200830-  Gulf waters from East Cape Sable to Chokoloskee 20 to 60 NM out  and beyond 5 fathoms-  Gulf of Mexico including Dry Tortugas and Rebecca Shoal Channel-  1031 PM EDT Thu Oct 19 2017    SMALL CRAFT SHOULD EXERCISE CAUTION FOR INCREASING WINDS    OVERNIGHT  Northeast to east winds near 10 to 15 knots,  increasing to 15 to 20 knots late. Seas 2 to 3 feet building to 3  to 5 feet late. Scattered showers and isolated thunderstorms.  FRIDAY  Northeast to east winds 15 to 20 knots. Seas 2 to  4 feet. Scattered showers.  FRIDAY NIGHT  Northeast to east winds near 20 knots. Seas 4 to  6 feet. Scattered showers.  SATURDAY  East winds near 20 knots. Seas 3 to 5 feet. Scattered  showers and isolated thunderstorms.  SATURDAY NIGHT AND SUNDAY  East to southeast winds near 20  knots. Seas 3 to 5 feet. Scattered showers and isolated  thunderstorms.  SUNDAY NIGHT  East to southeast winds 15 to 20 knots. Seas 3 to  5 feet. Scattered showers and isolated thunderstorms.  MONDAY  Southeast winds 10 to 15 knots. Seas 2 to 4 feet.  Scattered showers and isolated thunderstorms.  MONDAY NIGHT  Southeast to south winds 10 to 15 knots. Seas  2 to 3 feet. Scattered showers and isolated thunderstorms.  TUESDAY  West winds near 10 knots. Seas 2 to 3 feet. Scattered  showers and isolated thunderstorms.  TUESDAY NIGHT  Northwest to north winds 10 to 15 knots. Seas  2 to 4 feet. Scattered showers and isolated thunderstorms.    $$

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Page last modified: Mar 4, 2014
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