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

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FZUS54 KLIX 230315
CWFLIX

Coastal Waters Forecast
National Weather Service New Orleans LA
1015 PM CDT Thu Oct 22 2020

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-GMZ501-231615-
Synopsis Pascagoula to SW Pass Mississippi-
Synopsis SW Pass Mississippi River to Atchafalaya River-
1015 PM CDT Thu Oct 22 2020

.SYNOPSIS...An easterly wave near the coast will weaken and decay
through tomorrow as a cold front approaches from the northwest.
High pressure will briefly build into the northern Gulf on
Saturday before quickly moving eastward by Sunday.

$$

GMZ534-231615-
Lake Borgne-
1015 PM CDT Thu Oct 22 2020

.REST OF TONIGHT...East winds 5 to 10 knots. Waves 1 foot or
less. Dominant period 4 seconds.
.FRIDAY...East winds near 10 knots. Waves 1 to 2 feet. Dominant
period 4 seconds. Chance of showers and slight chance of
thunderstorms in the morning, then showers and thunderstorms
likely in the afternoon.
.FRIDAY NIGHT...Northeast winds near 10 knots. Waves 1 foot or
less. Dominant period 4 seconds. Slight chance of showers and
thunderstorms.
.SATURDAY...Northeast winds 5 to 10 knots. Waves 1 foot or less.
Dominant period 4 seconds. Slight chance of showers and
thunderstorms through the day.
.SATURDAY NIGHT...Northeast winds 5 to 10 knots. Waves 1 foot or
less. Dominant period 4 seconds.
.SUNDAY...East winds 5 to 10 knots. Waves 1 foot or less.
Dominant period 4 seconds.
.SUNDAY NIGHT...Southeast winds 5 to 10 knots. Waves 1 foot or
less. Dominant period 4 seconds.
.MONDAY...East winds 5 to 10 knots. Waves 1 to 2 feet. Dominant
period 4 seconds.
.MONDAY NIGHT...East winds 5 to 10 knots. Waves 1 foot or less.
Dominant period 4 seconds.
.TUESDAY...Southeast winds 5 to 10 knots. Waves 1 to 2 feet.
Dominant period 4 seconds. Slight chance of showers and
thunderstorms in the afternoon.
.TUESDAY NIGHT...East winds 5 to 10 knots. Waves 1 foot or less.
Dominant period 4 seconds. Slight chance of showers.

$$

GMZ532-231615-
Mississippi Sound-
1015 PM CDT Thu Oct 22 2020

.REST OF TONIGHT...East winds 10 to 15 knots. Waves 1 to 2 feet.
Dominant period 4 seconds. Slight chance of showers and
thunderstorms after midnight.
.FRIDAY...East winds 10 to 15 knots. Waves 1 to 2 feet. Dominant
period 4 seconds. Chance of showers and slight chance of
thunderstorms in the morning, then showers and thunderstorms
likely in the afternoon.
.FRIDAY NIGHT...Northeast winds 5 to 10 knots. Waves 1 to 2 feet.
Dominant period 4 seconds. Chance of showers and slight chance of
thunderstorms.
.SATURDAY...Northeast winds 5 to 10 knots becoming southeast in
the afternoon. Waves 1 to 2 feet. Dominant period 4 seconds.
Waves subsiding to less than 1 foot in the afternoon. Dominant
period 4 seconds in the afternoon. Slight chance of showers and
thunderstorms.
.SATURDAY NIGHT...Northeast winds 5 to 10 knots. Waves less than
1 foot. Dominant period 4 seconds. Waves or Seas building to 1 to
2 feet. Dominant period 4 seconds after midnight.
.SUNDAY...Southeast winds 5 to 10 knots. Waves 1 foot or less.
Dominant period 4 seconds.
.SUNDAY NIGHT...Southeast winds 5 to 10 knots. Waves 1 foot or
less. Dominant period 4 seconds.
.MONDAY...Southeast winds 5 to 10 knots. Waves 1 to 2 feet.
Dominant period 4 seconds.
.MONDAY NIGHT...East winds 5 to 10 knots. Waves 1 to 2 feet.
Dominant period 4 seconds.
.TUESDAY...Southeast winds 5 to 10 knots. Waves 1 to 2 feet.
Dominant period 4 seconds. Slight chance of showers and
thunderstorms in the afternoon.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Waves 1 to
2 feet. Dominant period 4 seconds. Slight chance of showers.

$$

GMZ536-538-231615-
Chandeleur Sound-Breton Sound-
1015 PM CDT Thu Oct 22 2020

.REST OF TONIGHT...East winds 10 to 15 knots. Waves 1 to 2 feet.
Dominant period 4 seconds. Slight chance of showers and
thunderstorms through the night.
.FRIDAY...East winds 10 to 15 knots. Waves 1 to 2 feet. Dominant
period 4 seconds. Chance of showers and slight chance of
thunderstorms in the morning, then showers and thunderstorms
likely in the afternoon.
.FRIDAY NIGHT...Northeast winds 5 to 10 knots. Waves 1 to 2 feet.
Dominant period 4 seconds. Chance of showers and slight chance of
thunderstorms.
.SATURDAY...Northeast winds 10 to 15 knots. Waves 1 to 2 feet.
Dominant period 4 seconds. Slight chance of showers and
thunderstorms through the day.
.SATURDAY NIGHT...Northeast winds 5 to 10 knots. Waves 1 to
2 feet. Dominant period 4 seconds.
.SUNDAY...East winds near 10 knots. Waves 1 foot or less.
Dominant period 4 seconds.
.SUNDAY NIGHT...Southeast winds 5 to 10 knots. Waves 1 foot or
less. Dominant period 4 seconds.
.MONDAY...East winds 10 to 15 knots. Waves 1 to 2 feet. Dominant
period 4 seconds.
.MONDAY NIGHT...East winds 10 to 15 knots. Waves 1 to 2 feet.
Dominant period 4 seconds.
.TUESDAY...East winds 10 to 15 knots. Waves 1 to 2 feet. Dominant
period 4 seconds. Slight chance of showers and thunderstorms in
the afternoon.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Waves 1 foot or
less. Dominant period 4 seconds. Slight chance of showers.

$$

GMZ555-557-231615-
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-
1015 PM CDT Thu Oct 22 2020

.REST OF TONIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet
with occasional seas to 6 feet. Dominant period 7 seconds. Chance
of showers and slight chance of thunderstorms through the night.
.FRIDAY...East winds 10 to 15 knots. Seas 3 to 5 feet. Dominant
period 7 seconds. Slight chance of thunderstorms in the morning.
Showers likely through the day. Thunderstorms likely in the
afternoon.
.FRIDAY NIGHT...Northeast winds 10 to 15 knots. Seas 2 to 4 feet.
Dominant period 6 seconds. Chance of showers and slight chance of
thunderstorms.
.SATURDAY...Northeast winds 10 to 15 knots. Seas 2 to 4 feet.
Dominant period 6 seconds. Slight chance of showers and
thunderstorms through the day.
.SATURDAY NIGHT...Northeast winds 5 to 10 knots. Seas 2 to
4 feet. Dominant period 6 seconds.
.SUNDAY...East winds 5 to 10 knots. Seas 2 to 4 feet. Dominant
period 6 seconds.
.SUNDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 to 2 feet.
Dominant period 6 seconds.
.MONDAY...East winds 10 to 15 knots. Seas 1 to 2 feet. Dominant
period 5 seconds.
.MONDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 4 feet.
Dominant period 5 seconds.
.TUESDAY...East winds 10 to 15 knots. Seas 2 to 4 feet. Dominant
period 5 seconds. Slight chance of showers and thunderstorms in
the afternoon.
.TUESDAY NIGHT...Southeast winds near 10 knots. Seas 2 to 4 feet.
Dominant period 5 seconds. Slight chance of showers.

$$

GMZ550-552-231615-
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-
1015 PM CDT Thu Oct 22 2020

.REST OF TONIGHT...East winds near 15 knots. Seas 3 to 5 feet
with occasional seas to 6 feet. Dominant period 7 seconds. Chance
of showers and slight chance of thunderstorms.
.FRIDAY...East winds 10 to 15 knots. Seas 3 to 5 feet. Dominant
period 7 seconds. Chance of showers and slight chance of
thunderstorms in the morning, then showers and thunderstorms
likely in the afternoon.
.FRIDAY NIGHT...Northeast winds 10 to 15 knots. Seas 2 to 4 feet.
Dominant period 7 seconds. Slight chance of showers and
thunderstorms through the night.
.SATURDAY...North winds 10 to 15 knots. Seas 2 to 4 feet.
Dominant period 7 seconds.
.SATURDAY NIGHT...Northeast winds 5 to 10 knots. Seas 2 to
4 feet. Dominant period 6 seconds.
.SUNDAY...East winds 5 to 10 knots. Seas 1 to 2 feet. Dominant
period 6 seconds.
.SUNDAY NIGHT...Southeast winds 10 to 15 knots. Seas 1 to 2 feet.
Dominant period 4 seconds.
.MONDAY...East winds 10 to 15 knots. Seas 1 to 2 feet. Dominant
period 4 seconds.
.MONDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 4 feet.
Dominant period 5 seconds.
.TUESDAY...East winds 10 to 15 knots. Seas 2 to 4 feet. Dominant
period 5 seconds. Slight chance of showers and thunderstorms in
the afternoon.
.TUESDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet.
Dominant period 5 seconds. Slight chance of showers.

$$

GMZ575-577-231615-
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-
1015 PM CDT Thu Oct 22 2020

.REST OF TONIGHT...East winds near 15 knots. Seas 3 to 5 feet
with occasional seas to 6 feet. Dominant period 7 seconds. Chance
of showers and slight chance of thunderstorms.
.FRIDAY...East winds 10 to 15 knots. Seas 3 to 5 feet. Dominant
period 7 seconds. Slight chance of thunderstorms in the morning.
Showers likely through the day. Thunderstorms likely in the
afternoon.
.FRIDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet.
Dominant period 6 seconds. Chance of showers and slight chance of
thunderstorms.
.SATURDAY...Northeast winds 5 to 10 knots. Seas 3 to 5 feet.
Dominant period 6 seconds. Chance of showers and slight chance of
thunderstorms through the day.
.SATURDAY NIGHT...Northeast winds 5 to 10 knots. Seas 2 to
4 feet. Dominant period 6 seconds.
.SUNDAY...East winds 10 to 15 knots. Seas 2 to 4 feet. Dominant
period 6 seconds.
.SUNDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 4 feet.
Dominant period 6 seconds.
.MONDAY...East winds 10 to 15 knots. Seas 2 to 4 feet. Dominant
period 5 seconds.
.MONDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 4 feet.
Dominant period 5 seconds.
.TUESDAY...East winds 10 to 15 knots. Seas 2 to 4 feet. Dominant
period 5 seconds. Slight chance of showers and thunderstorms
through the day.
.TUESDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to
4 feet. Dominant period 5 seconds. Slight chance of showers.

$$

GMZ570-572-231615-
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-
1015 PM CDT Thu Oct 22 2020

.REST OF TONIGHT...East winds near 15 knots. Seas 3 to 6 feet.
Dominant period 7 seconds. Chance of showers and slight chance of
thunderstorms.
.FRIDAY...East winds 10 to 15 knots. Seas 3 to 5 feet. Dominant
period 7 seconds. Chance of showers and thunderstorms.
.FRIDAY NIGHT...Northeast winds 10 to 15 knots. Seas 3 to 5 feet.
Dominant period 7 seconds. Slight chance of showers and
thunderstorms through the night.
.SATURDAY...North winds 10 to 15 knots. Seas 3 to 5 feet.
Dominant period 7 seconds. Slight chance of showers and
thunderstorms in the morning.
.SATURDAY NIGHT...Northeast winds 5 to 10 knots. Seas 2 to
4 feet. Dominant period 6 seconds.
.SUNDAY...East winds near 10 knots. Seas 2 to 4 feet. Dominant
period 6 seconds.
.SUNDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to 4 feet.
Dominant period 6 seconds.
.MONDAY...East winds 10 to 15 knots. Seas 2 to 4 feet. Dominant
period 5 seconds.
.MONDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 4 feet.
Dominant period 5 seconds.
.TUESDAY...East winds 10 to 15 knots. Seas 2 to 4 feet. Dominant
period 6 seconds. Slight chance of showers and thunderstorms
through the day.
.TUESDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet.
Dominant period 5 seconds. Slight chance of showers.

$$

GMZ530-231615-
Lake Pontchartrain and Lake Maurepas-
1015 PM CDT Thu Oct 22 2020

.REST OF TONIGHT...East winds 5 to 10 knots. Waves 1 to 2 feet.
Dominant period 4 seconds.
.FRIDAY...East winds 5 to 10 knots. Waves 1 foot or less.
Dominant period 4 seconds. Chance of showers and slight chance of
thunderstorms in the morning, then showers and thunderstorms
likely in the afternoon.
.FRIDAY NIGHT...North winds 5 to 10 knots. Waves 1 foot or less.
Dominant period 4 seconds. Slight chance of showers and
thunderstorms through the night.
.SATURDAY...Northwest winds 5 to 10 knots. Waves 1 foot or less.
Dominant period 4 seconds.
.SATURDAY NIGHT...Northeast winds 5 to 10 knots. Waves 1 foot or
less. Dominant period 4 seconds.
.SUNDAY...East winds near 5 knots. Waves less than 1 foot.
Dominant period 4 seconds.
.SUNDAY NIGHT...Southeast winds near 5 knots. Waves less than
1 foot. Dominant period 4 seconds.
.MONDAY...East winds 5 to 10 knots. Waves 1 foot or less.
Dominant period 4 seconds.
.MONDAY NIGHT...East winds 5 to 10 knots. Waves 1 foot or less.
Dominant period 4 seconds.
.TUESDAY...East winds 5 to 10 knots. Waves 1 foot or less.
Dominant period 4 seconds. Slight chance of showers and
thunderstorms in the afternoon.
.TUESDAY NIGHT...Southeast winds near 5 knots becoming northeast
after midnight. Waves less than 1 foot. Dominant period
4 seconds. Slight chance of showers.

$$


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