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

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FZUS54 KLIX 211448
CWFLIX

Coastal Waters Forecast
National Weather Service New Orleans LA
948 AM CDT Sat Apr 21 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-GMZ501-220330-
Synopsis Pascagoula to SW Pass Mississippi-
Synopsis SW Pass Mississippi River to Atchafalaya River-
948 AM CDT Sat Apr 21 2018

.SYNOPSIS...An area of low pressure will pass north of the coastal waters this
weekend. A cold front trailing this low pressure system will move
through the region Sunday afternoon and evening. High pressure will
build in by Monday and remain in place through the middle of the
week.

$$

GMZ534-220330-
Lake Borgne-
948 AM CDT Sat Apr 21 2018

.REST OF TODAY...East winds 10 to 15 knots. Waves 2 to 4 feet.
Dominant period 4 seconds. Slight chance of showers in the late
morning and afternoon.
.TONIGHT...Southeast winds 10 to 15 knots. Waves 1 to 2 feet.
Dominant period 4 seconds. Chance of showers in the late evening
and overnight.
.SUNDAY...South winds 10 to 15 knots. Waves 2 to 4 feet. Dominant
period 4 seconds. Showers likely early in the morning. Chance of
thunderstorms through the day. Showers in the late morning and
afternoon.
.SUNDAY NIGHT...Northwest winds 10 to 15 knots. Waves 1 to
2 feet. Dominant period 4 seconds. Slight chance of showers in
the evening.
.MONDAY...Northwest winds 10 to 15 knots. Waves 1 to 2 feet.
Dominant period 4 seconds.
.MONDAY NIGHT...Northwest winds near 10 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...Northwest winds 10 to 15 knots. Waves 1 to 2 feet.
.WEDNESDAY NIGHT...Northwest winds 10 to 15 knots. Waves 2 to
4 feet.

$$

GMZ532-220330-
Mississippi Sound-
948 AM CDT Sat Apr 21 2018

...SMALL CRAFT EXERCISE CAUTION IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

.REST OF TODAY...East winds 15 to 20 knots. Waves 3 to 5 feet.
Dominant period 4 seconds. Slight chance of showers in the late
morning and afternoon.
.TONIGHT...Southeast winds 15 to 20 knots. Waves 2 to 4 feet.
Dominant period 4 seconds. Chance of showers in the late evening
and overnight.
.SUNDAY...South winds 10 to 15 knots. Waves 2 to 4 feet. Dominant
period 4 seconds. Showers likely in the morning. Chance of
thunderstorms through the day. Showers in the afternoon.
.SUNDAY NIGHT...Southwest winds 10 to 15 knots becoming northwest
after midnight. Waves 2 to 4 feet. Dominant period 4 seconds.
Slight chance of thunderstorms early in the evening. Chance of
showers in the evening.
.MONDAY...West winds 10 to 15 knots. Waves 1 to 3 feet. Dominant
period 4 seconds.
.MONDAY NIGHT...Northwest winds 10 to 15 knots. Waves 1 to
2 feet. Dominant period 4 seconds.
.TUESDAY...Northwest winds near 10 knots. Waves 1 to 2 feet.
Dominant period 4 seconds. Slight chance of showers in the
afternoon.
.TUESDAY NIGHT...North winds 10 to 15 knots. Waves 2 to 4 feet.
Dominant period 4 seconds.
.WEDNESDAY...Northwest winds 10 to 15 knots. Waves 1 to 2 feet.
.WEDNESDAY NIGHT...Northwest winds 10 to 15 knots. Waves 2 to
4 feet.

$$

GMZ536-538-220330-
Chandeleur Sound-Breton Sound-
948 AM CDT Sat Apr 21 2018

...SMALL CRAFT EXERCISE CAUTION IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

.REST OF TODAY...East winds 15 to 20 knots. Waves 3 to 5 feet.
Dominant period 4 seconds. Slight chance of showers in the late
morning and afternoon.
.TONIGHT...Southeast winds 15 to 20 knots. Waves 2 to 4 feet.
Dominant period 4 seconds. Chance of showers in the late evening
and overnight.
.SUNDAY...South winds 15 to 20 knots. Waves 3 to 5 feet. Dominant
period 4 seconds. Showers likely in the morning. Chance of
thunderstorms through the day. Showers in the afternoon.
.SUNDAY NIGHT...West winds 10 to 15 knots. Waves 2 to 4 feet.
Dominant period 4 seconds. Slight chance of thunderstorms early
in the evening. Slight chance of showers in the evening.
.MONDAY...West winds 10 to 15 knots. Waves 2 to 4 feet. Dominant
period 4 seconds.
.MONDAY NIGHT...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 2 to 4 feet.
Dominant period 4 seconds.
.WEDNESDAY...Northwest winds 10 to 15 knots. Waves 1 to 2 feet.
.WEDNESDAY NIGHT...Northwest winds 15 to 20 knots. Waves 2 to
4 feet.

$$

GMZ555-557-220330-
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-
948 AM CDT Sat Apr 21 2018

...SMALL CRAFT EXERCISE CAUTION IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

.REST OF TODAY...East winds 15 to 20 knots. Seas 3 to 5 feet with
occasional seas to 6 feet. Dominant period 6 seconds. Slight
chance of showers in the late morning and afternoon.
.TONIGHT...Southeast winds 15 to 20 knots. Seas 3 to 5 feet with
occasional seas to 6 feet. Dominant period 7 seconds. Slight
chance of showers in the late evening.
.SUNDAY...South winds 15 to 20 knots. Seas 3 to 5 feet with
occasional seas to 6 feet. Dominant period 7 seconds. Chance of
showers in the morning. Chance of thunderstorms in the late
morning and afternoon. Showers in the afternoon.
.SUNDAY NIGHT...West winds 15 to 20 knots. Seas 3 to 5 feet with
occasional seas to 6 feet. Dominant period 6 seconds. Slight
chance of thunderstorms early in the evening. Chance of showers
in the evening.
.MONDAY...West winds 10 to 15 knots. Seas 3 to 5 feet with
occasional seas to 6 feet. Dominant period 6 seconds.
.MONDAY NIGHT...Northwest winds 10 to 15 knots. Seas 3 to 5 feet.
Dominant period 5 seconds.
.TUESDAY...Northwest winds 10 to 15 knots. Seas 3 to 5 feet.
Dominant period 4 seconds.
.TUESDAY NIGHT...North winds 10 to 15 knots. Seas 3 to 5 feet.
Dominant period 4 seconds.
.WEDNESDAY...Northwest winds 10 to 15 knots becoming west late in
the afternoon. Seas 2 to 4 feet.
.WEDNESDAY NIGHT...Northwest winds 15 to 20 knots. Seas 2 to
4 feet.

$$

GMZ550-552-220330-
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-
948 AM CDT Sat Apr 21 2018

.REST OF TODAY...East winds 10 to 15 knots. Seas 2 to 4 feet.
Dominant period 4 seconds. Slight chance of showers in the
afternoon.
.TONIGHT...Southeast winds 10 to 15 knots. Seas 3 to 5 feet.
Dominant period 4 seconds. Chance of showers after midnight.
Slight chance of thunderstorms after midnight.
.SUNDAY...Southwest winds 15 to 20 knots. Seas 3 to 5 feet with
occasional seas to 6 feet. Dominant period 5 seconds. Chance of
showers early in the morning. Chance of thunderstorms through the
day. Showers in the late morning and afternoon.
.SUNDAY NIGHT...Northwest winds 15 to 20 knots. Seas 3 to 6 feet.
Dominant period 5 seconds. Slight chance of showers in the
evening.
.MONDAY...West winds 15 to 20 knots. Seas 3 to 5 feet with
occasional seas to 6 feet. Dominant period 4 seconds.
.MONDAY NIGHT...Northwest winds 15 to 20 knots. Seas 3 to 5 feet.
Dominant period 5 seconds.
.TUESDAY...Northwest winds 10 to 15 knots. Seas 3 to 5 feet.
Dominant period 4 seconds.
.TUESDAY NIGHT...North winds 10 to 15 knots. Seas 3 to 5 feet.
Dominant period 4 seconds.
.WEDNESDAY...North winds 10 to 15 knots becoming northwest late in
the afternoon. Seas 1 to 2 feet.
.WEDNESDAY NIGHT...Northwest winds 15 to 20 knots. Seas 2 to
4 feet.

$$

GMZ575-577-220330-
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-
948 AM CDT Sat Apr 21 2018

...SMALL CRAFT EXERCISE CAUTION IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

.REST OF TODAY...East winds 15 to 20 knots. Seas 3 to 5 feet with
occasional seas to 6 feet. Dominant period 6 seconds. Slight
chance of showers in the late morning and afternoon.
.TONIGHT...Southeast winds 15 to 20 knots. Seas 3 to 5 feet with
occasional seas to 6 feet. Dominant period 7 seconds. Slight
chance of showers in the late evening.
.SUNDAY...South winds 15 to 20 knots. Seas 3 to 5 feet with
occasional seas to 6 feet. Dominant period 7 seconds. Slight
chance of showers late in the morning. Chance of thunderstorms in
the late morning and afternoon. Showers in the afternoon.
.SUNDAY NIGHT...West winds 15 to 20 knots. Seas 3 to 6 feet.
Dominant period 5 seconds. Slight chance of thunderstorms in the
evening. Chance of showers through the night.
.MONDAY...West winds near 15 knots. Seas 3 to 5 feet. Dominant
period 5 seconds.
.MONDAY NIGHT...Northwest winds near 15 knots. Seas 3 to 5 feet.
Dominant period 5 seconds.
.TUESDAY...Northwest winds near 15 knots. Seas 3 to 5 feet.
Dominant period 5 seconds.
.TUESDAY NIGHT...Northwest winds near 15 knots. Seas 3 to 5 feet.
Dominant period 4 seconds.
.WEDNESDAY...Northwest winds 10 to 15 knots. Seas 2 to 4 feet.
.WEDNESDAY NIGHT...Northwest winds 10 to 15 knots. Seas 2 to
4 feet.

$$

GMZ570-572-220330-
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-
948 AM CDT Sat Apr 21 2018

.REST OF TODAY...Southeast winds 10 to 15 knots. Seas 2 to
4 feet. Dominant period 5 seconds.
.TONIGHT...Southeast winds 15 to 20 knots. Seas 3 to 5 feet.
Dominant period 5 seconds. Slight chance of showers after
midnight.
.SUNDAY...Southwest winds 15 to 20 knots. Seas 3 to 5 feet with
occasional seas to 6 feet. Dominant period 5 seconds. Chance of
showers in the morning. Chance of thunderstorms through the day.
Showers likely in the afternoon.
.SUNDAY NIGHT...Northwest winds 15 to 20 knots. Seas 3 to 6 feet
with occasional seas to 8 feet. Dominant period 5 seconds. Slight
chance of thunderstorms early in the evening. Slight chance of
showers in the evening.
.MONDAY...Northwest winds near 15 knots. Seas 3 to 5 feet with
occasional seas to 6 feet. Dominant period 5 seconds.
.MONDAY NIGHT...Northwest winds near 15 knots. Seas 3 to 5 feet.
Dominant period 5 seconds.
.TUESDAY...Northwest winds near 15 knots. Seas 3 to 5 feet.
Dominant period 4 seconds.
.TUESDAY NIGHT...North winds near 15 knots. Seas 3 to 5 feet.
Dominant period 4 seconds.
.WEDNESDAY...Northwest winds 10 to 15 knots. Seas 2 to 4 feet.
.WEDNESDAY NIGHT...Northwest winds 10 to 15 knots. Seas 2 to
4 feet.

$$

GMZ530-220330-
Lake Pontchartrain and Lake Maurepas-
948 AM CDT Sat Apr 21 2018

.REST OF TODAY...East winds 10 to 15 knots. Waves 2 to 4 feet.
Dominant period 4 seconds. Slight chance of showers in the
afternoon.
.TONIGHT...Southeast winds 10 to 15 knots. Waves 1 to 2 feet.
Dominant period 4 seconds. Chance of showers in the late evening
and overnight. Slight chance of thunderstorms after midnight.
.SUNDAY...Southwest winds 10 to 15 knots. Waves 2 to 4 feet.
Dominant period 4 seconds. Showers in the morning. Chance of
thunderstorms through the day. Showers likely in the afternoon.
.SUNDAY NIGHT...Northwest winds 10 to 15 knots. Waves 1 to
2 feet. Dominant period 4 seconds. Slight chance of showers in
the evening.
.MONDAY...Northwest winds 10 to 15 knots. Waves 1 to 2 feet.
Dominant period 4 seconds.
.MONDAY NIGHT...Northwest winds near 10 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 5 to 10 knots. Waves 1 to 2 feet.
Dominant period 4 seconds.
.WEDNESDAY...Northwest winds near 10 knots. Waves 1 to 2 feet.
.WEDNESDAY NIGHT...Northwest winds 10 to 15 knots. Waves 2 to
4 feet. Slight chance of showers.

$$



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