Marine Weather Net

Straits of Florida from Halfmoon Shoal to 20 NM west of Dry Tortugas out 20 to 60 NM Marine Forecast


OVERNIGHT

N
WINDS
20 - 25
KNOTS

TUESDAY

N
WINDS
20 - 25
KNOTS

TUESDAY NIGHT

WEDNESDAY

NE
WINDS
25
KNOTS

The Marine Weather Forecast In Detail:
GMZ075 Forecast Issued: 1025 PM EST Mon Jan 20 2020

SMALL CRAFT ADVISORY IN EFFECT
Overnight...North Winds 20 To 25 Knots. Seas 5 To 10 Feet Due To Northwest To North Swell.
Tuesday...North Winds 20 To 25 Knots. Seas 5 To 8 Feet, Building To 6 To 10 Feet In The Afternoon. Isolated Showers.
Tuesday Night...North Winds Increasing To Near 25 Knots. Seas Building To 9 To 12 Feet Due To Northwest To North Swell.
Wednesday...North To Northeast Winds Near 25 Knots, Decreasing To 15 To 20 Knots In The Afternoon. Seas 7 To 10 Feet, Subsiding To 5 To 8 Feet In The Afternoon.
Wednesday Night...Northeast Winds 15 To 20 Knots. Seas 5 To 6 Feet.
Thursday...East Winds Near 15 Knots. Seas 3 To 5 Feet. Isolated Showers.
Thursday Night...Winds Becoming Southeast To South And Decreasing To Near 10 Knots. Seas Subsiding To 2 To 4 Feet. Scattered Showers.
Friday...South To Southwest Winds Near 10 Knots. Seas 2 To 4 Feet. Scattered Showers.
Friday Night...Southwest To West Winds Near 10 Knots. Seas 2 To 3 Feet. Scattered Showers.
Saturday...Winds Becoming Northwest To North And Increasing To 15 To 20 Knots. Seas Building To 3 To 4 Feet. Isolated Showers.
Saturday Night...Northwest Winds Near 15 Knots. Seas 3 To 5 Feet. Isolated Showers.
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GMZ005 Synopsis Issued: 1025 PM EST Mon Jan 20 2020

Synopsis...
A Strong High Pressure Center In The Upper Great Plains Will Move Southeast To The Mid-Mississippi Valley On Tuesday, Maintaining Strong North Breezes Over The Keys Waters. Late Tuesday Through Early Wednesday, North Breezes Will Freshen Further On The Back Side Of Low Pressure That Will Rapidly Develop Northeast Of The Northernmost Bahamas. Low Pressure Will Exit Past Bermuda On Wednesday Night. High Pressure Will Then Move From The Ohio Valley On Wednesday To The U.S. Eastern Seaboard On Thursday And Friday. A Cold Front Will Slip Into The Northeast Gulf On Friday Night Or Saturday. The Approximate Shoreward Edge Of The Gulf Stream As Of January 20... 9 Nm South Of Dry Tortugas Light...On Loggerhead Key. 2 Nm South Of Cosgrove Shoal Light...Off The Marquesas Keys. Less Than 1 Nm South Of Sand Key Light...Off Key West. 2 Nm South Of Looe Key...Off Big Pine Key. 3 Nm South Of Sombrero Key Light...Off Marathon. 2 Nm Southeast Of Alligator Reef Light...Off Islamorada. Less Than 1 Nm Southeast Of Molasses Reef Light...Off Key Largo. Less Than 1 Nm East Of Carysfort Reef Light...Off Ocean Reef. Gulf Stream Information Courtesy Of The Naval Oceanographic Office.

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