Coastal Waters Forecast
Issued by NWS Jacksonville, FL

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FZUS52 KJAX 201332
CWFJAX

Coastal Waters Forecast for Northeast Florida/Southeast Georgia
National Weather Service Jacksonville FL
932 AM EDT Wed Sep 20 2017

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.

AMZ400-202200-
Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-
932 AM EDT Wed Sep 20 2017

.SYNOPSIS...Weak high pressure will build east of north Florida
toady, then high pressure will strengthen and persist north of the
area through the weekend. The combination of persistent onshore
flow and swells from distant Tropical Storm Jose and Hurricane
Maria will bring an extended period of elevated seas within the
local Atlantic waters.

$$

AMZ450-452-454-202200-
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-
932 AM EDT Wed Sep 20 2017

.REST OF TODAY...West northwest winds around 5 knots becoming
southeast 10 knots in the afternoon. Seas 3 to 5 feet with
occasional seas up to 6 feet. Dominant period 12 seconds. Inland
waters smooth.
.TONIGHT...South southeast winds 5 to 10 knots becoming west
southwest in the morning. Seas 2 to 4 feet. Dominant period 13 seconds.
Inland waters smooth.
.THURSDAY...East winds 5 to 10 knots. Seas 2 to 4 feet. Dominant period
11 seconds. Inland waters a light chop.
.THURSDAY NIGHT...East northeast winds 5 to 10 knots. Seas 3 to
5 feet with occasional seas up to 6 feet. Dominant period 11 seconds
increasing to 16 seconds after midnight. Inland waters a light
chop.
.FRIDAY...East northeast winds 10 to 15 knots. Seas 4 to 6 feet
with occasional seas up to 8 feet. Inland waters a moderate chop.
A chance of showers and thunderstorms.
.FRIDAY NIGHT...East northeast winds 10 to 15 knots. Seas 5 to
7 feet with occasional seas up to 9 feet. Inland waters a
moderate chop. A chance of showers.
.SATURDAY...Northeast winds 10 to 15 knots. Seas 5 to 7 feet with
occasional seas up to 9 feet. Inland waters a moderate chop. A
chance of showers and a slight chance of thunderstorms.
.SATURDAY NIGHT...Northeast winds 10 to 15 knots. Seas 7 to
10 feet with occasional seas up to 13 feet. Inland waters a
moderate chop. A slight chance of showers and thunderstorms.
.SUNDAY...North northeast winds 10 to 15 knots. Seas 7 to 10 feet
with occasional seas up to 13 feet. Inland waters a moderate
chop. A slight chance of showers.

$$

AMZ470-472-474-202200-
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-
932 AM EDT Wed Sep 20 2017

...SMALL CRAFT EXERCISE CAUTION DUE TO SEAS...

.REST OF TODAY...Northwest winds around 5 knots becoming east
southeast 10 knots or less in the afternoon. Seas 4 to 6 feet
with occasional seas up to 8 feet. Dominant period 11 seconds.
.TONIGHT...Southeast winds 5 to 10 knots becoming east in the
morning. Seas 3 to 5 feet with occasional seas up to 6 feet.
Dominant period 12 seconds.
.THURSDAY...East northeast winds 10 to 15 knots. Seas 3 to 5 feet
with occasional seas up to 6 feet. Dominant period 11 seconds.
.THURSDAY NIGHT...East northeast winds 10 to 15 knots. Seas 4 to
6 feet with occasional seas up to 8 feet. Dominant period 11 seconds
increasing to 16 seconds after midnight. A chance of showers and
a slight chance of thunderstorms after midnight.
.FRIDAY...East northeast winds 10 to 15 knots. Seas 5 to 7 feet
with occasional seas up to 9 feet building to 6 to 9 feet with
occasional seas up to 11 feet. A chance of showers and
thunderstorms.
.FRIDAY NIGHT...East northeast winds 10 to 15 knots. Seas 7 to
10 feet with occasional seas up to 13 feet. A chance of showers
and a slight chance of thunderstorms.
.SATURDAY...Northeast winds 15 to 20 knots. Seas 9 to 12 feet
with occasional seas up to 15 feet. A chance of showers and a
slight chance of thunderstorms.
.SATURDAY NIGHT...Northeast winds 15 to 20 knots. Seas 10 to
13 feet with occasional seas up to 17 feet. A slight chance of
showers and thunderstorms.
.SUNDAY...North northeast winds 10 to 15 knots. Seas 10 to
15 feet with occasional seas up to 19 feet. A slight chance of
showers.

$$


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