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

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FZUS54 KLIX 221515
CWFLIX

Coastal Waters Forecast
National Weather Service New Orleans LA
915 AM CST Mon Jan 22 2018

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-GMZ501-230400-
Synopsis Pascagoula to SW Pass Mississippi-
Synopsis SW Pass Mississippi River to Atchafalaya River-
915 AM CST Mon Jan 22 2018

.SYNOPSIS...A cold front will move through the northern Gulf
today. Moderate offshore flow is expected after the frontal
passage and will persist through Wednesday. High pressure will
shift east by the end of the of week and yield a moderate easterly
flow over the coastal waters Thursday and Friday.

$$

GMZ534-230400-
Lake Borgne-
915 AM CST Mon Jan 22 2018

.REST OF TODAY...Southwest winds 10 to 15 knots. Waves 1 to
2 feet. Dominant period 4 seconds. Light rain likely and chance
of thunderstorms late in the morning, then chance of light rain
in the afternoon.
.TONIGHT...Northwest winds 10 to 15 knots. Waves 1 to 2 feet.
Dominant period 4 seconds.
.TUESDAY...Northwest winds 10 to 15 knots. Waves 1 to 2 feet.
Dominant period 4 seconds.
.TUESDAY NIGHT...North winds 10 to 15 knots. Waves 1 to 2 feet.
Dominant period 4 seconds.
.WEDNESDAY...North winds 10 to 15 knots. Waves 1 to 2 feet.
Dominant period 4 seconds.
.WEDNESDAY NIGHT...Northeast winds 10 to 15 knots. Waves 1 to
2 feet. Dominant period 4 seconds.
.THURSDAY...East winds 10 to 15 knots. Waves 1 to 2 feet.
Dominant period 4 seconds.
.THURSDAY NIGHT...East winds 10 to 15 knots. Waves 1 to 2 feet.
Dominant period 4 seconds.
.FRIDAY...Southeast winds 10 to 15 knots. Waves 2 to 4 feet.
Chance of showers.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots. Waves 2 to
4 feet. Showers likely and slight chance of thunderstorms.

$$

GMZ532-230400-
Mississippi Sound-
915 AM CST Mon Jan 22 2018

.REST OF TODAY...Southwest winds 10 to 15 knots. Waves 1 to
2 feet. Dominant period 4 seconds. Patchy fog late in the
morning. Light rain likely and chance of thunderstorms in the
late morning and early afternoon. Chance of light rain late in
the afternoon. Visibility 1 mile or less early in the afternoon.
.TONIGHT...Northwest winds 10 to 15 knots. Waves 2 to 4 feet.
Dominant period 4 seconds.
.TUESDAY...Northwest winds 10 to 15 knots. Waves 2 to 4 feet.
Dominant period 4 seconds.
.TUESDAY NIGHT...North winds 10 to 15 knots. Waves 1 to 2 feet.
Dominant period 4 seconds.
.WEDNESDAY...North winds 10 to 15 knots. Waves 2 to 4 feet.
Dominant period 4 seconds.
.WEDNESDAY NIGHT...Northeast winds 10 to 15 knots. Waves 2 to
4 feet. Dominant period 4 seconds.
.THURSDAY...East winds 10 to 15 knots. Waves 2 to 4 feet.
Dominant period 4 seconds.
.THURSDAY NIGHT...East winds 10 to 15 knots. Waves 2 to 4 feet.
Dominant period 4 seconds.
.FRIDAY...Southeast winds 10 to 15 knots. Waves 2 to 4 feet.
Chance of showers.
.FRIDAY NIGHT...Southeast winds 15 to 20 knots. Waves 3 to
5 feet. Showers likely and slight chance of thunderstorms.

$$

GMZ536-538-230400-
Chandeleur Sound-Breton Sound-
915 AM CST Mon Jan 22 2018

.REST OF TODAY...Southwest winds 10 to 15 knots. Waves 2 to
4 feet. Dominant period 4 seconds. Patchy fog late in the
morning. Chance of showers late in the morning. Chance of
thunderstorms through the day. Light rain likely in the
afternoon. Visibility 1 mile or less early in the afternoon.
.TONIGHT...Northwest winds 15 to 20 knots. Waves 3 to 5 feet.
Dominant period 4 seconds.
.TUESDAY...Northwest winds 15 to 20 knots. Waves 2 to 4 feet.
Dominant period 4 seconds.
.TUESDAY NIGHT...North winds 15 to 20 knots. Waves 3 to 5 feet.
Dominant period 4 seconds.
.WEDNESDAY...North winds 15 to 20 knots. Waves 3 to 5 feet.
Dominant period 4 seconds.
.WEDNESDAY NIGHT...Northeast winds 15 to 20 knots. Waves 3 to
5 feet. Dominant period 4 seconds.
.THURSDAY...East winds 15 to 20 knots. Waves 3 to 5 feet.
Dominant period 4 seconds.
.THURSDAY NIGHT...East winds 15 to 20 knots. Waves 3 to 5 feet.
Dominant period 4 seconds.
.FRIDAY...Southeast winds 15 to 20 knots. Waves 3 to 5 feet.
Chance of showers.
.FRIDAY NIGHT...Southeast winds 15 to 20 knots. Waves 3 to
5 feet. Showers likely and slight chance of thunderstorms.

$$

GMZ555-557-230400-
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-
915 AM CST Mon Jan 22 2018

.REST OF TODAY...Southwest winds 10 to 15 knots. Seas 3 to
5 feet. Dominant period 6 seconds. Chance of showers late in the
morning. Chance of thunderstorms through the day. Light rain
likely in the afternoon.
.TONIGHT...Northwest winds 15 to 20 knots. Seas 3 to 5 feet with
occasional seas to 6 feet. Dominant period 7 seconds.
.TUESDAY...Northwest winds 15 to 20 knots. Seas 4 to 7 feet with
occasional seas to 8 feet. Dominant period 4 seconds. Waves or
Seas subsiding to 3 to 5 feet with occasional seas to 5 feet.
Dominant period 4 seconds in the afternoon.
.TUESDAY NIGHT...North winds 15 to 20 knots. Seas 3 to 5 feet.
Dominant period 4 seconds.
.WEDNESDAY...North winds 15 to 20 knots. Seas 3 to 6 feet.
Dominant period 5 seconds.
.WEDNESDAY NIGHT...Northeast winds 15 to 20 knots. Seas 3 to
5 feet with occasional seas to 6 feet. Dominant period 5 seconds.
.THURSDAY...East winds 15 to 20 knots. Seas 3 to 6 feet with
occasional seas to 8 feet. Dominant period 5 seconds.
.THURSDAY NIGHT...East winds 15 to 20 knots. Seas 3 to 6 feet
with occasional seas to 8 feet. Dominant period 7 seconds.
.FRIDAY...Southeast winds 15 to 20 knots. Seas 4 to 7 feet with
occasional seas to 9 feet. Chance of showers.
.FRIDAY NIGHT...Southeast winds 15 to 20 knots. Seas 5 to 8 feet
with occasional seas to 10 feet. Showers likely and slight chance
of thunderstorms.

$$

GMZ550-552-230400-
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-
915 AM CST Mon Jan 22 2018

.REST OF TODAY...West winds 10 to 15 knots. Seas 3 to 5 feet.
Dominant period 7 seconds. Patchy fog late in the morning. Chance
of showers and thunderstorms late in the morning, then chance of
light rain in the afternoon.
.TONIGHT...Northwest winds 15 to 20 knots. Seas 3 to 6 feet.
Dominant period 7 seconds.
.TUESDAY...North winds 15 to 20 knots. Seas 3 to 6 feet. Dominant
period 5 seconds. Waves or Seas subsiding to 2 to 4 feet.
Dominant period 5 seconds in the afternoon.
.TUESDAY NIGHT...North winds 15 to 20 knots. Seas 3 to 5 feet.
Dominant period 4 seconds.
.WEDNESDAY...Northeast winds 15 to 20 knots. Seas 3 to 5 feet.
Dominant period 4 seconds.
.WEDNESDAY NIGHT...Northeast winds 15 to 20 knots. Seas 3 to
5 feet with occasional seas to 6 feet. Dominant period 4 seconds.
.THURSDAY...East winds 15 to 20 knots. Seas 3 to 6 feet with
occasional seas to 8 feet. Dominant period 4 seconds.
.THURSDAY NIGHT...East winds 15 to 20 knots. Seas 3 to 6 feet
with occasional seas to 8 feet. Dominant period 7 seconds.
.FRIDAY...Southeast winds 15 to 20 knots. Seas 4 to 7 feet with
occasional seas to 9 feet. Chance of showers.
.FRIDAY NIGHT...Southeast winds 15 to 20 knots. Seas 4 to 7 feet
with occasional seas to 8 feet building to 5 to 8 feet with
occasional seas to 10 feet after midnight. Showers likely and
slight chance of thunderstorms.

$$

GMZ575-577-230400-
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-
915 AM CST Mon Jan 22 2018

.REST OF TODAY...Southwest winds 10 to 15 knots. Seas 3 to
5 feet. Dominant period 7 seconds. Chance of showers late in the
morning. Chance of thunderstorms through the day. Light rain
likely in the afternoon.
.TONIGHT...Northwest winds 15 to 20 knots. Seas 3 to 6 feet with
occasional seas to 8 feet. Dominant period 7 seconds.
.TUESDAY...North winds 15 to 20 knots. Seas 3 to 6 feet with
occasional seas to 8 feet. Dominant period 6 seconds.
.TUESDAY NIGHT...North winds 15 to 20 knots. Seas 3 to 5 feet
with occasional seas to 6 feet. Dominant period 5 seconds.
.WEDNESDAY...Northeast winds 15 to 20 knots. Seas 3 to 5 feet
with occasional seas to 6 feet. Dominant period 5 seconds.
.WEDNESDAY NIGHT...Northeast winds 15 to 20 knots. Seas 3 to
6 feet with occasional seas to 8 feet. Dominant period 5 seconds.
.THURSDAY...East winds 15 to 20 knots. Seas 3 to 6 feet with
occasional seas to 8 feet. Dominant period 6 seconds.
.THURSDAY NIGHT...East winds 15 to 20 knots. Seas 4 to 7 feet
with occasional seas to 9 feet. Dominant period 7 seconds.
.FRIDAY...Southeast winds near 20 knots. Seas 5 to 8 feet with
occasional seas to 10 feet. Chance of showers.
.FRIDAY NIGHT...Southeast winds 20 to 25 knots. Seas 8 to 12 feet
with occasional seas to 13 feet. Showers likely and slight chance
of thunderstorms.

$$

GMZ570-572-230400-
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-
915 AM CST Mon Jan 22 2018

.REST OF TODAY...West winds 10 to 15 knots. Seas 3 to 5 feet.
Dominant period 7 seconds. Chance of showers and thunderstorms
late in the morning, then chance of light rain in the afternoon.
.TONIGHT...Northwest winds 15 to 20 knots. Seas 3 to 6 feet with
occasional seas to 8 feet. Dominant period 7 seconds.
.TUESDAY...North winds 15 to 20 knots. Seas 3 to 6 feet with
occasional seas to 8 feet. Dominant period 5 seconds.
.TUESDAY NIGHT...Northeast winds 15 to 20 knots. Seas 3 to
5 feet. Dominant period 5 seconds.
.WEDNESDAY...Northeast winds 15 to 20 knots. Seas 3 to 5 feet
with occasional seas to 6 feet. Dominant period 6 seconds.
.WEDNESDAY NIGHT...Northeast winds 15 to 20 knots. Seas 3 to
5 feet with occasional seas to 6 feet. Dominant period 6 seconds.
.THURSDAY...East winds 15 to 20 knots. Seas 3 to 6 feet with
occasional seas to 8 feet. Dominant period 6 seconds.
.THURSDAY NIGHT...East winds 15 to 20 knots. Seas 4 to 7 feet
with occasional seas to 9 feet. Dominant period 7 seconds.
.FRIDAY...Southeast winds 15 to 20 knots. Seas 5 to 8 feet with
occasional seas to 10 feet. Chance of showers.
.FRIDAY NIGHT...Southeast winds 15 to 20 knots. Seas 8 to 12 feet
with occasional seas to 13 feet. Showers likely and slight chance
of thunderstorms.

$$

GMZ530-230400-
Lake Pontchartrain and Lake Maurepas-
915 AM CST Mon Jan 22 2018

.REST OF TODAY...West winds 5 to 10 knots. Waves 1 to 2 feet.
Dominant period 4 seconds. Light rain likely and chance of
thunderstorms late in the morning, then chance of light rain in
the afternoon.
.TONIGHT...Northwest winds 5 to 10 knots. Waves 1 to 2 feet.
Dominant period 4 seconds.
.TUESDAY...Northwest winds 5 to 10 knots. Waves 1 to 2 feet.
Dominant period 4 seconds.
.TUESDAY NIGHT...North winds 5 to 10 knots. Waves 1 foot or less.
Dominant period 4 seconds.
.WEDNESDAY...North winds 5 to 10 knots. Waves 1 to 2 feet.
Dominant period 4 seconds.
.WEDNESDAY NIGHT...Northeast winds 5 to 10 knots. Waves 1 to
2 feet. Dominant period 4 seconds.
.THURSDAY...East winds 5 to 10 knots. Waves 1 to 2 feet. Dominant
period 4 seconds.
.THURSDAY NIGHT...East winds 5 to 10 knots. Waves 1 foot or less.
Dominant period 4 seconds.
.FRIDAY...Southeast winds 10 to 15 knots. Waves 1 to 2 feet.
Chance of showers.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots. Waves 1 to
2 feet. Showers likely and slight chance of thunderstorms.

$$



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