GMZ005-061545-
Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas
1039 PM EST Mon Jan 5 2026
.SYNOPSIS...High pressure centered just off the Mid-Atlantic
coastline will slowly slide eastward into the central North
Atlantic throughout the work week. As a result, light to gentle
northeast to east breezes through Wednesday will gradually veer
to the east to southeast and freshen for the latter part of the
week.
The Approximate Shoreward Edge of the Gulf Stream as of January
01...
14 NM South of Dry Tortugas Light...on Loggerhead Key.
14 NM South of Cosgrove Shoal Light...off the Marquesas Keys.
14 NM South of Sand Key Light...off Key West.
13 NM South of Looe Key...off Big Pine Key.
12 NM Southeast of Sombrero Key Light...off Marathon.
9 NM Southeast of Alligator Reef Light...off Islamorada.
3 NM Southeast of Molasses Reef Light...off Key Largo.
2 NM Southeast of Carysfort Reef Light...off Ocean Reef.
Gulf Stream Information Courtesy of the National Weather Service in
Key West based on products from NASA SPoRT and RTOFS.
$$
GMZ033-034-061545-
Gulf of America from East Cape Sable to Chokoloskee 20 to 60 NM
out and beyond 5 fathoms-
Gulf of America including Dry Tortugas and Rebecca Shoal Channel-
1039 PM EST Mon Jan 5 2026
OVERNIGHT
Northeast to east winds 5 to 10 knots. Seas 1 to
2 feet. Wave Detail: West to northwest 2 feet at 5 seconds.
TUESDAY
Northeast to east winds 5 to 10 knots. Seas 1 to
2 feet. Wave Detail: East 1 foot at 2 seconds and west 1 foot at
5 seconds.
TUESDAY NIGHT
Northeast winds 5 to 10 knots. Seas around 1
foot. Wave Detail: Southwest to west 1 foot at 5 seconds.
WEDNESDAY
Northeast winds 5 to 10 knots. Seas around 1 foot.
WEDNESDAY NIGHT
Northeast to east winds 5 to 10 knots,
increasing to near 10 knots. Seas building to 1 to 2 feet.
Isolated showers.
THURSDAY
Northeast to east winds near 10 knots, becoming east
to southeast and increasing to 10 to 15 knots. Seas 1 to 2 feet,
building to around 2 feet.
THURSDAY NIGHT
East to southeast winds 10 to 15 knots,
increasing to near 15 knots. Seas around 2 feet, building to 2 to
4 feet, occasionally to 5 feet.
FRIDAY
East to southeast winds near 15 knots, decreasing to 10
to 15 knots. Seas 2 to 4 feet, occasionally to 5 feet.
FRIDAY NIGHT
East to southeast winds 10 to 15 knots. Seas 2 to
3 feet.
SATURDAY
East winds 10 to 15 knots, decreasing to 5 to 10
knots. Seas 2 to 3 feet. Isolated showers.
SATURDAY NIGHT
Northeast to east winds near 10 knots. Seas
around 2 feet. Isolated showers.
$$
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