GMZ005-200900-
Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas
454 PM EDT Sun Jul 19 2026
.SYNOPSIS...At 5:00 p.m. EDT, Tropical Depression Two was
centered over the northeastern Gulf of America, and is expected to
move slowly northwestward or north-northwestward during the next
day or two, followed by a turn toward the west. On the forecast
track, the depression will move near or along the northern Gulf
coast during the next several days. An Atlantic ridge of high
pressure will extend to the Florida Peninsula for the next several
days. Gentle to moderate south to southeasterly breezes are
expected to prevail across Florida Keys coastal waters from this
afternoon through Thursday.
The Approximate Shoreward Edge of the Gulf Stream as of July 17,
2026...
49 NM South of Dry Tortugas Light...on Loggerhead Key.
51 NM South of Cosgrove Shoal Light...off the Marquesas Keys.
38 NM South of Sand Key Light...off Key West.
22 NM South of Looe Key...off Big Pine Key.
13 NM South of Sombrero Key Light...off Marathon.
6 NM Southeast of Alligator Reef Light...off Islamorada.
2 NM Southeast of Molasses Reef Light...off Key Largo.
1 NM Southeast of Carysfort Reef Light...off Ocean Reef.
Gulf Stream Information Courtesy of the National Weather Service in
Key West, using data from RTOFS and NASA SPoRT SST.
$$
GMZ033-034-200900- Gulf of America from East Cape Sable to Chokoloskee 20 to 60 NM out and beyond 5 fathoms- Gulf of America including Dry Tortugas and Rebecca Shoal Channel- 454 PM EDT Sun Jul 19 2026 TONIGHT South to southwest winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 2 feet at 4 seconds. A chance of showers with a slight chance of thunderstorms. MONDAY South to southwest winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South to southwest 2 feet at 4 seconds. A slight chance of showers and thunderstorms. MONDAY NIGHT South winds 10 to 15 knots. Seas 1 to 2 feet. Wave Detail: South to southwest 2 feet at 3 seconds. A slight chance of showers and thunderstorms. TUESDAY Southeast to south winds 10 to 15 knots, becoming 5 to 10 knots in the afternoon. Seas 1 to 2 feet. TUESDAY NIGHT Southeast winds 5 to 10 knots. Seas 1 to 2 feet. WEDNESDAY East to southeast winds 5 to 10 knots. Seas 1 to 2 feet. A slight chance of showers and thunderstorms. WEDNESDAY NIGHT East to southeast winds 5 to 10 knots. Seas around 1 foot. THURSDAY East winds 5 to 10 knots. Seas around 1 foot. A slight chance of showers. THURSDAY NIGHT East winds 5 to 10 knots. Seas around 1 foot. A slight chance of showers and thunderstorms. FRIDAY East winds 5 to 10 knots. Seas around 1 foot. FRIDAY NIGHT East to southeast winds 5 to 10 knots. Seas around 1 foot. A slight chance of showers and thunderstorms. $$
GMZ033-034-200900- Gulf of America from East Cape Sable to Chokoloskee 20 to 60 NM out and beyond 5 fathoms- Gulf of America including Dry Tortugas and Rebecca Shoal Channel- 454 PM EDT Sun Jul 19 2026 TONIGHT South to southwest winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 2 feet at 4 seconds. A chance of showers with a slight chance of thunderstorms. MONDAY South to southwest winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South to southwest 2 feet at 4 seconds. A slight chance of showers and thunderstorms. MONDAY NIGHT South winds 10 to 15 knots. Seas 1 to 2 feet. Wave Detail: South to southwest 2 feet at 3 seconds. A slight chance of showers and thunderstorms. TUESDAY Southeast to south winds 10 to 15 knots, becoming 5 to 10 knots in the afternoon. Seas 1 to 2 feet. TUESDAY NIGHT Southeast winds 5 to 10 knots. Seas 1 to 2 feet. WEDNESDAY East to southeast winds 5 to 10 knots. Seas 1 to 2 feet. A slight chance of showers and thunderstorms. WEDNESDAY NIGHT East to southeast winds 5 to 10 knots. Seas around 1 foot. THURSDAY East winds 5 to 10 knots. Seas around 1 foot. A slight chance of showers. THURSDAY NIGHT East winds 5 to 10 knots. Seas around 1 foot. A slight chance of showers and thunderstorms. FRIDAY East winds 5 to 10 knots. Seas around 1 foot. FRIDAY NIGHT East to southeast winds 5 to 10 knots. Seas around 1 foot. A slight chance of showers and thunderstorms. $$