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

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FZUS54 KLIX 131459
CWFLIX

Coastal Waters Forecast
National Weather Service New Orleans LA
859 AM CST Wed Dec 13 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-GMZ501-140315-
Synopsis Pascagoula to SW Pass Mississippi-
Synopsis SW Pass Mississippi River to Atchafalaya River-
859 AM CST Wed Dec 13 2017

.SYNOPSIS...High pressure will settle into the north gulf today then
begin to move east through the week. A cold front will move
through the coastal waters Thursday night and stall offshore
Friday before returning inland as a warm front Saturday. Another
cold front will move through Sunday and could stall offshore for a
short time before another reinforcing front moves through the
gulf Monday or Tuesday.

$$

GMZ534-140315-
Lake Borgne-
859 AM CST Wed Dec 13 2017

.REST OF TODAY...Southwest winds 5 to 10 knots. Waves 1 to
2 feet. Dominant period 4 seconds.
.TONIGHT...West winds 5 to 10 knots. Waves 1 to 2 feet. Dominant
period 4 seconds.
.THURSDAY...West winds 5 to 10 knots. Waves 1 foot or less.
Dominant period 4 seconds.
.THURSDAY NIGHT...North winds 10 to 15 knots. Waves less than
1 foot. Dominant period 4 seconds. Waves building to 1 to 2 feet
after midnight.
.FRIDAY...North winds 10 to 15 knots. Waves 1 to 3 feet. Dominant
period 4 seconds.
.FRIDAY NIGHT...Northeast winds 10 to 15 knots. Waves 1 to
2 feet. Dominant period 4 seconds.
.SATURDAY...East winds 10 to 15 knots. Waves 1 to 2 feet.
Dominant period 4 seconds.
.SATURDAY NIGHT...South winds 10 to 15 knots. Waves 2 to 4 feet.
Dominant period 4 seconds. Chance of showers.
.SUNDAY...Southwest winds 10 to 15 knots. Waves 1 to 2 feet.
Showers and slight chance of thunderstorms.
.SUNDAY NIGHT...West winds near 10 knots. Waves 1 to 2 feet.
Chance of showers and thunderstorms.

$$

GMZ532-140315-
Mississippi Sound-
859 AM CST Wed Dec 13 2017

.REST OF TODAY...West winds 5 to 10 knots becoming southwest 10 to
15 knots in the late morning and afternoon. Waves 2 to 4 feet.
Dominant period 4 seconds.
.TONIGHT...West winds 10 to 15 knots. Waves 2 to 4 feet. Dominant
period 4 seconds.
.THURSDAY...West winds 5 to 10 knots. Waves 1 to 2 feet. Dominant
period 4 seconds.
.THURSDAY NIGHT...North winds 10 to 15 knots. Waves less than
1 foot. Dominant period 4 seconds. Waves building to 2 to 4 feet
after midnight.
.FRIDAY...North winds 10 to 15 knots. Waves 2 to 4 feet. Dominant
period 4 seconds.
.FRIDAY NIGHT...Northeast winds 10 to 15 knots. Waves 2 to
4 feet. Dominant period 4 seconds.
.SATURDAY...East winds 10 to 15 knots. Waves 2 to 4 feet.
Dominant period 4 seconds.
.SATURDAY NIGHT...Southeast winds 10 to 15 knots. Waves 2 to
4 feet. Dominant period 4 seconds. Chance of showers.
.SUNDAY...Southwest winds 10 to 15 knots. Waves 2 to 4 feet.
Showers and slight chance of thunderstorms.
.SUNDAY NIGHT...West winds 10 to 15 knots. Waves 1 to 2 feet.
Chance of showers and thunderstorms.

$$

GMZ536-538-140315-
Chandeleur Sound-Breton Sound-
859 AM CST Wed Dec 13 2017

.REST OF TODAY...Southwest winds 10 to 15 knots. Waves 2 to
4 feet. Dominant period 4 seconds.
.TONIGHT...West winds 10 to 15 knots. Waves 2 to 4 feet. Dominant
period 4 seconds.
.THURSDAY...West winds 5 to 10 knots. Waves 1 to 2 feet. Dominant
period 4 seconds.
.THURSDAY NIGHT...North winds 10 to 15 knots. Waves less than
1 foot. Dominant period 4 seconds. Waves building to 2 to 4 feet
after midnight. Slight chance of showers after midnight.
.FRIDAY...North winds 15 to 20 knots. Waves 3 to 5 feet. Dominant
period 4 seconds. Slight chance of showers.
.FRIDAY NIGHT...Northeast winds 15 to 20 knots. Waves 2 to
4 feet. Dominant period 4 seconds.
.SATURDAY...East winds 10 to 15 knots. Waves 2 to 4 feet.
Dominant period 4 seconds.
.SATURDAY NIGHT...Southeast winds 15 to 20 knots. Waves 3 to
5 feet. Dominant period 4 seconds. Chance of showers.
.SUNDAY...Southwest winds 10 to 15 knots. Waves 2 to 4 feet.
Showers and slight chance of thunderstorms.
.SUNDAY NIGHT...West winds 10 to 15 knots. Waves 2 to 4 feet.
Chance of showers and thunderstorms.

$$

GMZ550-552-555-557-140315-
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-
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-
859 AM CST Wed Dec 13 2017

.REST OF TODAY...Southwest winds 10 to 15 knots. Seas 1 to
2 feet. Dominant period 4 seconds.
.TONIGHT...West winds 10 to 15 knots. Seas 1 to 2 feet. Dominant
period 4 seconds.
.THURSDAY...West winds 5 to 10 knots. Seas 1 to 2 feet. Dominant
period 4 seconds.
.THURSDAY NIGHT...Northwest winds 10 to 15 knots. Seas 1 to
2 feet. Dominant period 4 seconds. Slight chance of showers after
midnight.
.FRIDAY...North winds 15 to 20 knots. Seas 2 to 4 feet. Dominant
period 4 seconds. Slight chance of showers.
.FRIDAY NIGHT...Northeast winds 15 to 20 knots. Seas 2 to 4 feet.
Dominant period 4 seconds.
.SATURDAY...East winds 10 to 15 knots. Seas 2 to 4 feet. Dominant
period 4 seconds. Slight chance of showers in the afternoon.
.SATURDAY NIGHT...South winds 15 to 20 knots. Seas 3 to 5 feet.
Dominant period 4 seconds. Seas building to 4 to 7 feet with
occasional seas to 8 feet after midnight. Chance of showers.
.SUNDAY...Southwest winds 15 to 20 knots. Seas 4 to 7 feet with
occasional seas to 9 feet. Showers and slight chance of
thunderstorms.
.SUNDAY NIGHT...West winds 10 to 15 knots. Seas 4 to 7 feet with
occasional seas to 9 feet. Chance of showers and thunderstorms.

$$

GMZ577-140315-
Coastal waters from Pascagoula Mississippi to Stake Island
Louisiana out 20 to 60 mile-
859 AM CST Wed Dec 13 2017

.REST OF TODAY...Southwest winds 10 to 15 knots. Seas 2 to
4 feet. Dominant period 4 seconds.
.TONIGHT...West winds near 15 knots. Seas 2 to 4 feet. Dominant
period 4 seconds.
.THURSDAY...West winds 10 to 15 knots. Seas 1 to 2 feet. Dominant
period 4 seconds.
.THURSDAY NIGHT...Northwest winds 10 to 15 knots. Seas 1 to 2
feet. Dominant period 4 seconds. Slight chance of showers after
midnight.
.FRIDAY...North winds 15 to 20 knots. Seas 2 to 4 feet. Dominant
period 4 seconds. Chance of showers.
.FRIDAY NIGHT...Northeast winds 15 to 20 knots. Seas 2 to 4 feet.
Dominant period 5 seconds.
.SATURDAY...East winds near 15 knots. Seas 2 to 4 feet. Dominant
period 4 seconds.
.SATURDAY NIGHT...Southeast winds 15 to 20 knots. Seas 3 to
5 feet. Dominant period 4 seconds. Seas building to 3 to 6 feet
with occasional seas to 8 feet after midnight. Chance of showers.
.SUNDAY...South winds 15 to 20 knots. Seas 4 to 7 feet with
occasional seas to 9 feet. Showers and slight chance of
thunderstorms.
.SUNDAY NIGHT...West winds 15 to 20 knots. Seas 4 to 7 feet with
occasional seas to 9 feet. Showers and thunderstorms likely.

$$

GMZ570-572-575-140315-
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-
Coastal Waters from Stake Island LA to Southwest Pass of the
Mississippi River from 20 to 60 nm-
859 AM CST Wed Dec 13 2017

.REST OF TODAY...Southwest winds 10 to 15 knots. Seas 2 to
4 feet. Dominant period 4 seconds.
.TONIGHT...West winds 10 to 15 knots. Seas 1 to 2 feet. Dominant
period 4 seconds.
.THURSDAY...West winds 5 to 10 knots. Seas 1 to 2 feet. Dominant
period 4 seconds.
.THURSDAY NIGHT...West winds 10 to 15 knots. Seas 1 to 2 feet.
Dominant period 4 seconds. Chance of showers.
.FRIDAY...North winds 15 to 20 knots. Seas 3 to 5 feet with
occasional seas to 6 feet. Dominant period 5 seconds. Chance of
showers.
.FRIDAY NIGHT...Northeast winds 15 to 20 knots. Seas 3 to 5 feet.
Dominant period 5 seconds.
.SATURDAY...East winds 15 to 20 knots. Seas 3 to 5 feet. Dominant
period 4 seconds. Slight chance of showers in the afternoon.
.SATURDAY NIGHT...South winds 15 to 20 knots. Seas 3 to 6 feet
with occasional seas to 8 feet. Dominant period 4 seconds. Chance
of showers.
.SUNDAY...Southwest winds 15 to 20 knots. Seas 4 to 7 feet with
occasional seas to 9 feet. Showers and slight chance of
thunderstorms.
.SUNDAY NIGHT...West winds 10 to 15 knots. Seas 4 to 7 feet with
occasional seas to 9 feet. Showers and thunderstorms likely.

$$

GMZ530-140315-
Lake Pontchartrain and Lake Maurepas-
859 AM CST Wed Dec 13 2017

.REST OF TODAY...Southwest winds 5 to 10 knots. Waves 1 to
2 feet. Dominant period 4 seconds.
.TONIGHT...West winds 5 to 10 knots. Waves 1 to 2 feet. Dominant
period 4 seconds.
.THURSDAY...West winds near 5 knots. Waves 1 foot or less.
Dominant period 4 seconds.
.THURSDAY NIGHT...North winds 10 to 15 knots. Waves less than
1 foot. Dominant period 4 seconds. Waves building to 1 to 2 feet
after midnight.
.FRIDAY...North winds 10 to 15 knots. Waves 1 to 2 feet. Dominant
period 4 seconds.
.FRIDAY NIGHT...Northeast winds 5 to 10 knots. Waves 1 to 2 feet.
Dominant period 4 seconds.
.SATURDAY...East winds 10 to 15 knots. Waves 1 to 2 feet.
Dominant period 4 seconds.
.SATURDAY NIGHT...Southeast winds 10 to 15 knots. Waves 1 to
3 feet. Dominant period 4 seconds. Chance of showers.
.SUNDAY...Southwest winds 5 to 10 knots. Waves 1 to 2 feet.
Showers likely and slight chance of thunderstorms.
.SUNDAY NIGHT...West winds 5 to 10 knots. Waves 1 to 2 feet.
Chance of showers and thunderstorms.

$$



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