Coastal Waters Forecast
Issued by NWS New Orleans/Baton Rouge, LA

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FZUS54 KLIX 231543
CWFLIX

Coastal Waters Forecast
National Weather Service New Orleans LA
1043 AM CDT Mon Oct 23 2017

Pascagoula to Atchafalaya River Out to 60 mile

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
ten percent of the waves.

GMZ500-GMZ501-240430-
Synopsis Pascagoula to SW Pass Mississippi-
Synopsis SW Pass Mississippi River to Atchafalaya River-
1043 AM CDT Mon Oct 23 2017

.SYNOPSIS...A cold front will continue to push south of the
coastal waters and into the central Gulf of Mexico today. A
secondary cold front will move through the coastal waters late
tonight and early Tuesday. High pressure will settle over the area
during the middle of the week and shift to the east Thursday into
Friday. Another cold front will move through the region Friday
night into Saturday.

$$

GMZ534-240430-
Lake Borgne-
1043 AM CDT Mon Oct 23 2017

.REST OF TODAY...Northwest winds 10 to 15 knots. Waves 2 to
4 feet. Dominant period 4 seconds.
.TONIGHT...Northwest winds 10 to 15 knots. Waves 1 to 2 feet.
Dominant period 4 seconds.
.TUESDAY...Northwest winds 15 to 20 knots. Waves 2 to 4 feet.
Dominant period 4 seconds.
.TUESDAY NIGHT...Northwest winds 15 to 20 knots. Waves 2 to
4 feet. Dominant period 4 seconds.
.WEDNESDAY...Northwest winds 10 to 15 knots. Waves 2 to 4 feet.
Dominant period 4 seconds.
.WEDNESDAY NIGHT...North winds 10 to 15 knots. Waves 1 to 2 feet.
Dominant period 4 seconds.
.THURSDAY...North winds 5 to 10 knots becoming south in the late
morning and afternoon. Waves 1 foot or less. Dominant period
4 seconds.
.THURSDAY NIGHT...South winds 5 to 10 knots. Waves 1 foot or
less.
.FRIDAY...South winds 5 to 10 knots. Waves 1 foot or less.
.FRIDAY NIGHT...South winds near 10 knots becoming northeast in
the late evening. Waves 1 foot or less building to
2 to 4 feet after midnight. Chance of showers and thunderstorms.

$$

GMZ536-538-240430-
Chandeleur Sound-Breton Sound-
1043 AM CDT Mon Oct 23 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM CDT THIS EVENING...

.REST OF TODAY...Northwest winds 15 to 20 knots. Waves 3 to
5 feet. Dominant period 4 seconds.
.TONIGHT...Northwest winds 15 to 20 knots. Waves 2 to 4 feet.
Dominant period 4 seconds.
.TUESDAY...Northwest winds 15 to 20 knots. Waves 3 to 5 feet.
Dominant period 4 seconds.
.TUESDAY NIGHT...Northwest winds 15 to 20 knots. Waves 3 to
5 feet with occasional waves to 6 feet. Dominant period
4 seconds.
.WEDNESDAY...Northwest winds 15 to 20 knots. Waves 3 to 5 feet.
Dominant period 4 seconds.
.WEDNESDAY NIGHT...North winds 10 to 15 knots. Waves 2 to 4 feet.
Dominant period 4 seconds.
.THURSDAY...North winds 5 to 10 knots becoming south in the late
morning and afternoon. Waves 1 foot or less. Dominant period
4 seconds.
.THURSDAY NIGHT...South winds 5 to 10 knots. Waves 1 to 2 feet.
.FRIDAY...South winds 5 to 10 knots. Waves 1 to 2 feet.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots becoming northeast
15 to 20 knots in the late evening. Waves 1 to
2 feet building to 3 to 5 feet with occasional waves to 5 feet
after midnight. Chance of showers and thunderstorms.

$$

GMZ555-557-240430-
Coastal Waters from Boothville LA to Southwest Pass of the
Mississippi River out 20 nm-
Coastal waters from Pascagoula Mississippi to Stake Island out
20 mile-
1043 AM CDT Mon Oct 23 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM CDT THIS EVENING...

.REST OF TODAY...Northwest winds 15 to 20 knots with frequent
higher gusts. Seas 3 to 6 feet with occasional seas to 8 feet.
Dominant period 7 seconds.
.TONIGHT...North winds 15 to 20 knots. Seas 3 to 6 feet. Dominant
period 4 seconds.
.TUESDAY...Northwest winds 15 to 20 knots. Seas 3 to 6 feet with
occasional seas to 8 feet. Dominant period 4 seconds.
.TUESDAY NIGHT...North winds 15 to 20 knots. Seas 4 to 7 feet
with occasional seas to 9 feet. Dominant period 5 seconds.
.WEDNESDAY...Northwest winds 15 to 20 knots. Seas 3 to 6 feet
with occasional seas to 8 feet. Dominant period 5 seconds.
.WEDNESDAY NIGHT...North winds 10 to 15 knots. Seas 3 to 5 feet.
Dominant period 4 seconds.
.THURSDAY...North winds 5 to 10 knots becoming southeast in the
late morning and afternoon. Seas 1 to 2 feet. Dominant period
4 seconds.
.THURSDAY NIGHT...South winds near 10 knots. Seas 1 foot or less.
.FRIDAY...Southeast winds near 10 knots. Seas 1 to 3 feet.
.FRIDAY NIGHT...East winds 10 to 15 knots becoming northeast 15 to
20 knots after midnight. Seas 2 to 4 feet building to 3 to 6 feet
with occasional seas to 6 feet after midnight. Chance of showers
and thunderstorms.

$$

GMZ550-552-240430-
Coastal Waters from Port Fourchon LA to Lower Atchafalaya River
LA out 20 nm-
Coastal waters from the Southwest Pass of the Mississippi River
to Port Fourchon Louisiana out 20 mile-
1043 AM CDT Mon Oct 23 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM CDT THIS EVENING...

.REST OF TODAY...North winds 15 to 20 knots with frequent higher
gusts. Seas 3 to 6 feet with occasional seas to 8 feet. Dominant
period 4 seconds.
.TONIGHT...North winds 15 to 20 knots. Seas 3 to 5 feet with
occasional seas to 6 feet. Dominant period 4 seconds.
.TUESDAY...North winds 15 to 20 knots. Seas 3 to 6 feet. Dominant
period 4 seconds.
.TUESDAY NIGHT...North winds 20 to 25 knots. Seas 3 to 6 feet
with occasional seas to 8 feet. Dominant period 5 seconds.
.WEDNESDAY...North winds 15 to 20 knots. Seas 3 to 5 feet with
occasional seas to 6 feet. Dominant period 4 seconds.
.WEDNESDAY NIGHT...North winds 10 to 15 knots. Seas 3 to 5 feet.
Dominant period 4 seconds.
.THURSDAY...Northeast winds 5 to 10 knots becoming south in the
late morning and afternoon. Seas 1 to 2 feet. Dominant period
4 seconds.
.THURSDAY NIGHT...South winds 10 to 15 knots. Seas 1 to 2 feet.
.FRIDAY...South winds 5 to 10 knots. Seas 1 to 2 feet. Slight
chance of showers and thunderstorms in the afternoon.
.FRIDAY NIGHT...Southwest winds 10 to 15 knots becoming northeast
15 to 20 knots in the late evening. Seas 2 to
4 feet building to 3 to 6 feet with occasional seas to 6 feet
after midnight. Chance of showers and thunderstorms.

$$

GMZ575-577-240430-
Coastal Waters from Stake Island LA to Southwest Pass of the
Mississippi River from 20 to 60 nm-
Coastal waters from Pascagoula Mississippi to Stake Island
Louisiana out 20 to 60 mile-
1043 AM CDT Mon Oct 23 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM CDT THIS EVENING...

.REST OF TODAY...Northwest winds 15 to 20 knots with frequent
higher gusts. Seas 3 to 6 feet with occasional seas to 8 feet.
Dominant period 7 seconds.
.TONIGHT...North winds 15 to 20 knots. Seas 3 to 6 feet with
occasional seas to 8 feet. Dominant period 6 seconds.
.TUESDAY...North winds near 20 knots. Seas 4 to 7 feet with
occasional seas to 9 feet. Dominant period 4 seconds.
.TUESDAY NIGHT...North winds 20 to 25 knots. Seas 5 to 8 feet
with occasional seas to 10 feet. Dominant period 6 seconds.
.WEDNESDAY...Northwest winds 15 to 20 knots. Seas 4 to 7 feet
with occasional seas to 9 feet. Dominant period 6 seconds.
.WEDNESDAY NIGHT...North winds 10 to 15 knots. Seas 3 to 5 feet.
Dominant period 5 seconds.
.THURSDAY...North winds near 10 knots becoming southeast in the
late morning and afternoon. Seas 2 to 4 feet. Dominant period
5 seconds.
.THURSDAY NIGHT...Southeast winds near 10 knots. Seas 1 to
2 feet.
.FRIDAY...Southeast winds 10 to 15 knots. Seas 1 to 3 feet.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots becoming northeast
15 to 20 knots after midnight. Seas 2 to 4 feet building to 3 to
6 feet with occasional seas to 6 feet after midnight. Chance of
showers and thunderstorms.

$$

GMZ570-572-240430-
Coastal waters from Port Fourchon Louisiana to Lower Atchafalaya
River LA from 20 to 60 mile-
Coastal waters from Southwest Pass of the Mississippi River to
Port Fourchon Louisiana from 20 to 60 mile-
1043 AM CDT Mon Oct 23 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM CDT THIS EVENING...

.REST OF TODAY...North winds 15 to 20 knots with frequent higher
gusts. Seas 3 to 6 feet with occasional seas to 8 feet. Dominant
period 5 seconds.
.TONIGHT...North winds 15 to 20 knots. Seas 3 to 6 feet with
occasional seas to 8 feet. Dominant period 5 seconds.
.TUESDAY...North winds 20 to 25 knots. Seas 4 to 7 feet with
occasional seas to 9 feet. Dominant period 4 seconds.
.TUESDAY NIGHT...North winds 20 to 25 knots. Seas 5 to 8 feet
with occasional seas to 10 feet. Dominant period 6 seconds.
.WEDNESDAY...North winds 15 to 20 knots. Seas 4 to 7 feet with
occasional seas to 9 feet. Dominant period 6 seconds.
.WEDNESDAY NIGHT...North winds 10 to 15 knots. Seas 3 to 5 feet
with occasional seas to 6 feet. Dominant period 5 seconds. Waves
or Seas subsiding to 2 to 4 feet. Dominant period 5 seconds after
midnight.
.THURSDAY...Northeast winds 5 to 10 knots becoming southeast in
the late morning and afternoon. Seas 2 to 4 feet. Dominant period
5 seconds.
.THURSDAY NIGHT...South winds 10 to 15 knots. Seas 1 to 2 feet.
.FRIDAY...Southeast winds near 10 knots. Seas 1 to 3 feet. Slight
chance of showers and thunderstorms.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots becoming northeast
15 to 20 knots in the late evening. Seas 2 to
4 feet building to 3 to 6 feet with occasional seas to 6 feet
after midnight. Chance of showers and thunderstorms.

$$

GMZ532-240430-
Mississippi Sound-
1043 AM CDT Mon Oct 23 2017

...SMALL CRAFT EXERCISE CAUTION IN EFFECT UNTIL 6 PM CDT THIS
EVENING...

.REST OF TODAY...Northwest winds 15 to 20 knots. Waves 2 to 4
feet. Dominant period 4 seconds.
.TONIGHT...Northwest winds 10 to 15 knots. Waves 1 to 2 feet.
Dominant period 4 seconds.
.TUESDAY...Northwest winds 15 to 20 knots. Waves 3 to 5 feet.
Dominant period 4 seconds.
.TUESDAY NIGHT...Northwest winds 15 to 20 knots. Waves 3 to
5 feet. Dominant period 4 seconds.
.WEDNESDAY...Northwest winds 10 to 15 knots. Waves 2 to 4 feet.
Dominant period 4 seconds.
.WEDNESDAY NIGHT...North winds 10 to 15 knots. Waves 1 to 2 feet.
Dominant period 4 seconds.
.THURSDAY...Northwest winds 5 to 10 knots becoming south in the
late morning and afternoon. Waves 1 foot or less. Dominant period
4 seconds.
.THURSDAY NIGHT...South winds 5 to 10 knots. Waves 1 to 2 feet.
.FRIDAY...South winds 5 to 10 knots. Waves 1 to 2 feet.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots becoming northeast
in the late evening. Waves 2 to 4 feet. Chance of
showers and thunderstorms.

$$

GMZ530-240430-
Lake Pontchartrain and Lake Maurepas-
1043 AM CDT Mon Oct 23 2017

.REST OF TODAY...Northwest winds 10 to 15 knots. Waves 2 to
4 feet. Dominant period 4 seconds.
.TONIGHT...Northwest winds 10 to 15 knots. Waves 1 to 2 feet.
Dominant period 4 seconds.
.TUESDAY...Northwest winds 15 to 20 knots. Waves 2 to 4 feet.
Dominant period 4 seconds.
.TUESDAY NIGHT...Northwest winds 10 to 15 knots. Waves 2 to
4 feet. Dominant period 4 seconds.
.WEDNESDAY...Northwest winds 10 to 15 knots. Waves 2 to 4 feet.
Dominant period 4 seconds.
.WEDNESDAY NIGHT...North winds 5 to 10 knots. Waves 1 to 2 feet.
Dominant period 4 seconds.
.THURSDAY...Northeast winds 5 to 10 knots becoming south in the
late morning and afternoon. Waves 1 foot or less. Dominant period
4 seconds.
.THURSDAY NIGHT...South winds 5 to 10 knots. Waves 1 foot or
less.
.FRIDAY...South winds 5 to 10 knots becoming west late in the
afternoon. Waves 1 foot or less. Slight chance of showers and
thunderstorms in the afternoon.
.FRIDAY NIGHT...North winds 10 to 15 knots. Waves 1 to 2 feet.
Chance of showers and thunderstorms.

$$



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