Coastal Waters Forecast
Issued by NWS Jacksonville, FL

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FZUS52 KJAX 190835
CWFJAX

Coastal Waters Forecast for Northeast Florida/Southeast Georgia
National Weather Service Jacksonville FL
435 AM EDT Thu Apr 19 2018

Atlantic Coastal Waters from Altamaha Sound GA to Flagler Beach FL
out to 60 nm.

Seas are provided as a range of the average height of the highest
1/3 of the waves...along with the occasional height of the average
highest 1/10 of the waves.

AMZ400-191645-
Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-
435 AM EDT Thu Apr 19 2018

.SYNOPSIS...
High pressure south of the region will shift eastward today. A
dry cold front will move through this evening with an abrupt
increase in northeasterly winds after midnight. Another large
area of high pressure will build north of the region Friday into
the weekend. A low pressure system will approach from the west
Sunday night into Monday.

$$

AMZ450-452-454-191645-
Coastal waters from Altamaha Sound to Fernandina Beach FL out
20 NM-
Coastal waters from Fernandina Beach to St. Augustine FL out
20 NM-
Coastal waters from St. Augustine to Flagler Beach FL out 20 NM-
435 AM EDT Thu Apr 19 2018

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH LATE
FRIDAY NIGHT...

.TODAY...Southwest winds 10 to 15 knots. Seas 2 to 3 feet.
Dominant period 8 seconds. Inland waters a moderate chop.
.TONIGHT...West southwest winds 5 to 10 knots becoming northwest
10 to 15 knots late in the evening, then becoming north northeast
20 to 25 knots after midnight with occasional gusts to around 35
knots. Seas 2 to 3 feet building to 3 to 5 feet with occasional
seas up to 6 feet after midnight. Dominant period 6 seconds.
Inland waters a moderate chop.
.FRIDAY...Northeast winds 20 to 25 knots with occasional gusts to
around 35 knots. Seas 5 to 7 feet with occasional seas up to 9
feet. Dominant period 7 seconds. Inland waters rough.
.FRIDAY NIGHT...East northeast winds 15 to 20 knots. Seas 5 to
7 feet with occasional seas up to 9 feet. Dominant period 6
seconds. Inland waters choppy.
.SATURDAY...East northeast winds 15 to 20 knots. Seas 4 to 6 feet
with occasional seas up to 8 feet. Inland waters choppy. A slight
chance of showers.
.SATURDAY NIGHT...East winds 15 to 20 knots. Seas 4 to 6 feet
with occasional seas up to 8 feet. Inland waters choppy. A slight
chance of showers.
.SUNDAY...East winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Inland waters choppy. A chance of
showers and a slight chance of thunderstorms.
.SUNDAY NIGHT...East southeast winds 20 to 25 knots. Seas 6 to
8 feet with occasional seas up to 10 feet. Inland waters rough.
Showers likely and a slight chance of thunderstorms.
.MONDAY...Southeast winds 20 to 25 knots. Seas 5 to 7 feet with
occasional seas up to 9 feet. Inland waters choppy. Showers and a
chance of thunderstorms.

$$

AMZ470-472-474-191645-
Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to
60 NM-
Waters from Fernandina Beach to St. Augustine FL from 20 to 60 NM-
Waters from St. Augustine to Flagler Beach FL from 20 to 60 NM-
435 AM EDT Thu Apr 19 2018

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH LATE
SUNDAY NIGHT...

.TODAY...Southwest winds 15 knots. Seas 3 to 4 feet. Dominant
period 8 seconds.
.TONIGHT...Southwest winds 10 to 15 knots becoming west northwest
late in the evening, then becoming north northeast 20 to 25 knots
after midnight with occasional gusts to around 35 knots. Seas 2
to 4 feet building to 5 to 7 feet with occasional seas up to 9
feet after midnight. Dominant period 8 seconds.
.FRIDAY...Northeast winds 20 to 25 knots with occasional gusts to
around 35 knots. Seas 6 to 9 feet with occasional seas up to 11
feet. Dominant period 7 seconds.
.FRIDAY NIGHT...East northeast winds 20 to 25 knots. Seas 6 to
8 feet with occasional seas up to 10 feet. Dominant period 7
seconds. A slight chance of showers after midnight.
.SATURDAY AND SATURDAY NIGHT...East winds 20 to 25 knots. Seas 6
to 8 feet with occasional seas up to 10 feet.
.SUNDAY...East winds 20 to 25 knots. Seas 6 to 8 feet with
occasional seas up to 10 feet. A chance of showers and a slight
chance of thunderstorms.
.SUNDAY NIGHT...East southeast winds 20 to 25 knots with gusts to
around 35 knots. Seas 7 to 10 feet with occasional seas up to
13 feet. Showers likely and a slight chance of thunderstorms.
.MONDAY...Southeast winds 20 to 25 knots with gusts to around
35 knots. Seas 7 to 10 feet with occasional seas up to 13 feet.
Showers and a chance of thunderstorms.

$$

JDS



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