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

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FZUS54 KLIX 270255
CWFLIX

Coastal Waters Forecast
National Weather Service New Orleans LA
955 PM CDT Tue Oct 26 2021

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-GMZ501-271515-
Synopsis Pascagoula to SW Pass Mississippi-
Synopsis SW Pass Mississippi River to Atchafalaya River-
955 PM CDT Tue Oct 26 2021

.SYNOPSIS...A very strong low pressure system and front will  impact the area
Wednesday into Thursday. Hazardous conditions are  expected to
develop across the waters Wednesday and will likely  continue
through the end of the week, especially over the open  waters.

$$

GMZ530-271515-
Lake Pontchartrain and Lake Maurepas-
955 PM CDT Tue Oct 26 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM WEDNESDAY AFTERNOON
THROUGH FRIDAY AFTERNOON...

.REST OF TONIGHT...Southeast winds 10 to 15 knots. Waves 2 to
4 feet. Dominant period 4 seconds.
.WEDNESDAY...Southeast winds 15 to 20 knots. Waves 3 to 5 feet.
Dominant period 4 seconds. Chance of showers and slight chance of
thunderstorms in the morning, then showers with thunderstorms
likely in the afternoon.
.WEDNESDAY NIGHT...Southwest winds 20 to 25 knots becoming west
after midnight. Waves 3 to 5 feet. Dominant period 4 seconds.
Showers with thunderstorms likely in the evening, then slight
chance of showers and thunderstorms after midnight.
.THURSDAY...West winds 20 to 25 knots. Waves 3 to 5 feet.
Dominant period 4 seconds.
.THURSDAY NIGHT...West winds 20 to 25 knots. Waves 3 to 5 feet.
Dominant period 4 seconds.
.FRIDAY...Northwest winds 20 to 25 knots. Waves 3 to 5 feet.
Dominant period 4 seconds.
.FRIDAY NIGHT...Northwest winds 15 to 20 knots. Waves 3 to
5 feet. Dominant period 4 seconds.
.SATURDAY...Northwest winds 10 to 15 knots. Waves 2 to 4 feet.
Dominant period 4 seconds.
.SATURDAY NIGHT...North winds 5 to 10 knots. Waves 1 to 2 feet.
Dominant period 4 seconds.
.SUNDAY...North winds 5 to 10 knots. Waves 1 foot or less.
Dominant period 4 seconds.
.SUNDAY NIGHT...Northeast winds 5 to 10 knots. Waves 1 foot or
less. Dominant period 4 seconds.

$$

GMZ534-271515-
Lake Borgne-
955 PM CDT Tue Oct 26 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM WEDNESDAY AFTERNOON
THROUGH FRIDAY AFTERNOON...

.REST OF TONIGHT...Southeast winds 10 to 15 knots. Waves 1 to
2 feet. Dominant period 4 seconds.
.WEDNESDAY...Southeast winds 15 to 20 knots. Waves 3 to 5 feet.
Dominant period 4 seconds. Slight chance of showers in the
morning, then showers with thunderstorms likely in the afternoon.
.WEDNESDAY NIGHT...Southwest winds 20 to 25 knots becoming west
after midnight. Waves 3 to 5 feet. Dominant period 4 seconds.
Showers with thunderstorms likely in the evening, then slight
chance of showers and thunderstorms after midnight.
.THURSDAY...West winds 20 to 25 knots. Waves 3 to 6 feet.
Dominant period 4 seconds.
.THURSDAY NIGHT...West winds 25 to 30 knots. Waves 3 to 6 feet.
Dominant period 4 seconds.
.FRIDAY...Northwest winds 20 to 25 knots. Waves 3 to 5 feet.
Dominant period 4 seconds.
.FRIDAY NIGHT...Northwest winds 15 to 20 knots. Waves 3 to
5 feet. Dominant period 4 seconds.
.SATURDAY...Northwest winds 10 to 15 knots. Waves 2 to 4 feet.
Dominant period 4 seconds.
.SATURDAY NIGHT...North winds near 10 knots. Waves 1 to 2 feet.
Dominant period 4 seconds.
.SUNDAY...Northeast winds 5 to 10 knots. Waves 1 foot or less.
Dominant period 4 seconds.
.SUNDAY NIGHT...Northeast winds 5 to 10 knots. Waves 1 foot or
less. Dominant period 4 seconds.

$$

GMZ532-271515-
Mississippi Sound-
955 PM CDT Tue Oct 26 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM WEDNESDAY AFTERNOON
THROUGH FRIDAY AFTERNOON...

.REST OF TONIGHT...East winds 10 to 15 knots. Waves 2 to 4 feet.
Dominant period 4 seconds.
.WEDNESDAY...Southeast winds 15 to 20 knots. Waves 3 to 5 feet.
Dominant period 4 seconds. Slight chance of showers in the
morning, then showers and chance of thunderstorms in the
afternoon.
.WEDNESDAY NIGHT...South winds 20 to 25 knots becoming west after
midnight. Waves 3 to 6 feet. Dominant period 4 seconds. Showers
with thunderstorms likely in the evening, then chance of showers
and thunderstorms after midnight.
.THURSDAY...West winds 20 to 25 knots. Waves 3 to 6 feet.
Dominant period 4 seconds. Slight chance of showers in the
afternoon.
.THURSDAY NIGHT...West winds 25 to 30 knots. Waves 3 to 6 feet.
Dominant period 4 seconds. Slight chance of showers in the
evening.
.FRIDAY...Northwest winds 20 to 25 knots. Waves 3 to 5 feet.
Dominant period 4 seconds.
.FRIDAY NIGHT...Northwest winds 15 to 20 knots. Waves 3 to
5 feet. Dominant period 4 seconds.
.SATURDAY...Northwest winds 15 to 20 knots. Waves 3 to 5 feet.
Dominant period 4 seconds.
.SATURDAY NIGHT...North winds 10 to 15 knots. Waves 2 to 4 feet.
Dominant period 4 seconds.
.SUNDAY...North winds 5 to 10 knots becoming west late in the
afternoon. Waves 1 to 2 feet. Dominant period 4 seconds.
.SUNDAY NIGHT...Northwest winds 5 to 10 knots becoming northeast
in the late evening. Waves 1 to 2 feet. Dominant
period 4 seconds.

$$

GMZ536-538-271515-
Chandeleur Sound-Breton Sound-
955 PM CDT Tue Oct 26 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM WEDNESDAY AFTERNOON
THROUGH THURSDAY MORNING...
...GALE WATCH IN EFFECT FROM THURSDAY MORNING THROUGH FRIDAY
AFTERNOON...

.REST OF TONIGHT...East winds 10 to 15 knots. Waves 1 foot or
less. Dominant period 4 seconds. Waves or Seas building to 2 to
4 feet. Dominant period 4 seconds after midnight.
.WEDNESDAY...Southeast winds 15 to 20 knots. Waves 3 to 5 feet.
Dominant period 4 seconds. Slight chance of showers in the
morning, then showers and chance of thunderstorms in the
afternoon.
.WEDNESDAY NIGHT...South winds 20 to 25 knots becoming west after
midnight. Waves 3 to 6 feet with occasional waves to 8 feet.
Dominant period 4 seconds. Showers with thunderstorms likely in
the evening, then chance of showers and thunderstorms after
midnight.
.THURSDAY...West winds 25 to 30 knots. Waves 3 to 6 feet with
occasional waves to 8 feet. Dominant period 4 seconds. Slight
chance of showers in the afternoon.
.THURSDAY NIGHT...West winds 25 to 30 knots. Waves 3 to 6 feet
with occasional waves to 8 feet. Dominant period 4 seconds.
Slight chance of showers in the evening.
.FRIDAY...Northwest winds 25 to 30 knots. Waves 3 to 6 feet with
occasional waves to 8 feet. Dominant period 4 seconds.
.FRIDAY NIGHT...Northwest winds 20 to 25 knots. Waves 3 to
6 feet. Dominant period 4 seconds.
.SATURDAY...Northwest winds 15 to 20 knots. Waves 3 to 5 feet.
Dominant period 4 seconds.
.SATURDAY NIGHT...North winds 10 to 15 knots. Waves 2 to 4 feet.
Dominant period 4 seconds.
.SUNDAY...North winds 10 to 15 knots. Waves 1 to 2 feet. Dominant
period 4 seconds.
.SUNDAY NIGHT...Northeast winds 10 to 15 knots. Waves 1 to
2 feet. Dominant period 4 seconds.

$$

GMZ555-557-271515-
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-
955 PM CDT Tue Oct 26 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM WEDNESDAY AFTERNOON
THROUGH THURSDAY MORNING...
...GALE WATCH IN EFFECT FROM THURSDAY MORNING THROUGH FRIDAY
AFTERNOON...

.REST OF TONIGHT...East winds 10 to 15 knots. Seas 1 to 2 feet.
Dominant period 4 seconds.
.WEDNESDAY...Southeast winds 15 to 20 knots. Seas 3 to 5 feet.
Dominant period 4 seconds. Slight chance of showers in the
morning, then showers and chance of thunderstorms in the
afternoon.
.WEDNESDAY NIGHT...South winds 25 to 30 knots becoming west after
midnight. Seas 4 to 7 feet with occasional seas to 9 feet.
Dominant period 6 seconds. Waves or Seas building to 8 to 12 feet
with occasional seas to 13 feet. Dominant period 6 seconds after
midnight. Showers with thunderstorms likely in the evening, then
chance of showers and thunderstorms after midnight.
.THURSDAY...West winds 30 to 35 knots. Seas 8 to 12 feet with
occasional seas to 13 feet. Dominant period 5 seconds. Waves or
Seas building to 10 to 14 feet with occasional seas to 17 feet.
Dominant period 5 seconds in the afternoon. Slight chance of
showers in the afternoon.
.THURSDAY NIGHT...West winds 25 to 30 knots with gusts to near
45 knots. Seas 12 to 16 feet with occasional seas to 20 feet.
Dominant period 5 seconds. Slight chance of showers in the
evening.
.FRIDAY...Northwest winds 25 to 30 knots. Seas 14 to 18 feet with
occasional seas to 20 feet. Dominant period 5 seconds. Waves or
Seas subsiding to 12 to 16 feet with occasional seas to 18 feet.
Dominant period 5 seconds in the afternoon.
.FRIDAY NIGHT...Northwest winds 25 to 30 knots. Seas 10 to
14 feet with occasional seas to 15 feet. Dominant period
5 seconds. Waves or Seas subsiding to 6 to 10 feet with
occasional seas to 11 feet. Dominant period 5 seconds after
midnight.
.SATURDAY...Northwest winds 20 to 25 knots. Seas 4 to 7 feet with
occasional seas to 9 feet. Dominant period 4 seconds.
.SATURDAY NIGHT...North 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 after midnight.
.SUNDAY...North winds 10 to 15 knots. Seas 2 to 4 feet. Dominant
period 4 seconds.
.SUNDAY NIGHT...Northeast winds 10 to 15 knots. Seas 1 to 2 feet.
Dominant period 4 seconds.

$$

GMZ550-552-271515-
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-
955 PM CDT Tue Oct 26 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM WEDNESDAY MORNING THROUGH
LATE WEDNESDAY NIGHT...
...GALE WATCH IN EFFECT FROM LATE WEDNESDAY NIGHT THROUGH FRIDAY
AFTERNOON...

.REST OF TONIGHT...Southeast winds 15 to 20 knots. Seas 2 to
4 feet. Dominant period 4 seconds. Slight chance of showers after
midnight.
.WEDNESDAY...South winds 20 to 25 knots. Seas 3 to 5 feet with
occasional seas to 6 feet. Dominant period 5 seconds. Chance of
showers and slight chance of thunderstorms in the morning, then
showers with thunderstorms likely in the afternoon.
.WEDNESDAY NIGHT...Southwest winds 25 to 30 knots becoming west
20 to 30 knots after midnight. Seas 6 to 10 feet with occasional
seas to 11 feet. Dominant period 7 seconds. Showers with
thunderstorms likely in the evening, then slight chance of
showers and thunderstorms after midnight.
.THURSDAY...West winds 25 to 35 knots. Seas 8 to 12 feet with
occasional seas to 13 feet. Dominant period 7 seconds. Waves or
Seas building to 10 to 14 feet with occasional seas to 17 feet.
Dominant period 7 seconds in the afternoon.
.THURSDAY NIGHT...Northwest winds 25 to 35 knots. Seas 12 to
16 feet with occasional seas to 19 feet. Dominant period
5 seconds.
.FRIDAY...Northwest winds 25 to 30 knots. Seas 12 to 16 feet with
occasional seas to 18 feet. Dominant period 5 seconds. Waves or
Seas subsiding to 10 to 14 feet with occasional seas to 15 feet.
Dominant period 5 seconds in the afternoon.
.FRIDAY NIGHT...Northwest winds 20 to 25 knots. Seas 8 to 12 feet
with occasional seas to 14 feet. Dominant period 4 seconds. Waves
or Seas subsiding to 5 to 8 feet with occasional seas to 10 feet.
Dominant period 4 seconds after midnight.
.SATURDAY...Northwest winds 15 to 20 knots. Seas 3 to 6 feet with
occasional seas to 8 feet. Dominant period 4 seconds.
.SATURDAY NIGHT...North winds 10 to 15 knots. Seas 3 to 5 feet.
Dominant period 4 seconds.
.SUNDAY...Northeast winds 5 to 10 knots. Seas 2 to 4 feet.
Dominant period 4 seconds.
.SUNDAY NIGHT...Northeast winds 10 to 15 knots. Seas 1 to 2 feet.
Dominant period 4 seconds.

$$

GMZ575-577-271515-
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-
955 PM CDT Tue Oct 26 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM WEDNESDAY AFTERNOON
THROUGH THURSDAY MORNING...
...GALE WATCH IN EFFECT FROM THURSDAY MORNING THROUGH FRIDAY
AFTERNOON...

.REST OF TONIGHT...East winds 10 to 15 knots. Seas 1 to 2 feet.
Dominant period 4 seconds.
.WEDNESDAY...Southeast winds 15 to 20 knots. Seas 3 to 5 feet.
Dominant period 5 seconds. Slight chance of showers in the
morning. Chance of thunderstorms in the late morning and
afternoon. Showers in the afternoon.
.WEDNESDAY NIGHT...South winds 25 to 30 knots becoming west after
midnight. Seas 4 to 7 feet with occasional seas to 9 feet.
Dominant period 6 seconds. Waves or Seas building to 8 to 12 feet
with occasional seas to 13 feet. Dominant period 6 seconds after
midnight. Showers in the evening. Thunderstorms likely through
the night. Showers likely after midnight.
.THURSDAY...West winds 30 to 35 knots. Seas 8 to 12 feet with
occasional seas to 14 feet. Dominant period 8 seconds. Waves or
Seas building to 14 to 18 feet with occasional seas to 22 feet.
Dominant period 8 seconds in the afternoon. Slight chance of
thunderstorms in the morning. Slight chance of showers through
the day.
.THURSDAY NIGHT...West winds 25 to 35 knots. Seas 14 to 18 feet
with occasional seas to 25 feet. Dominant period 9 seconds.
Slight chance of showers through the night.
.FRIDAY...Northwest winds 25 to 30 knots. Seas 14 to 18 feet with
occasional seas to 24 feet. Dominant period 9 seconds. Slight
chance of showers.
.FRIDAY NIGHT...Northwest winds 25 to 30 knots. Seas 14 to
18 feet with occasional seas to 20 feet. Dominant period
8 seconds. Waves or Seas subsiding to 10 to 14 feet with
occasional seas to 15 feet. Dominant period 8 seconds after
midnight.
.SATURDAY...Northwest winds 20 to 25 knots. Seas 5 to 8 feet with
occasional seas to 10 feet. Dominant period 7 seconds.
.SATURDAY NIGHT...North winds 15 to 20 knots. Seas 3 to 6 feet
with occasional seas to 8 feet. Dominant period 6 seconds. Waves
or Seas subsiding to 3 to 5 feet with occasional seas to 5 feet.
Dominant period 6 seconds after midnight.
.SUNDAY...North winds 10 to 15 knots. Seas 2 to 4 feet. Dominant
period 4 seconds.
.SUNDAY NIGHT...Northeast winds 10 to 15 knots. Seas 1 to 2 feet.
Dominant period 4 seconds.

$$

GMZ570-572-271515-
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-
955 PM CDT Tue Oct 26 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM WEDNESDAY MORNING THROUGH
LATE WEDNESDAY NIGHT...
...GALE WATCH IN EFFECT FROM LATE WEDNESDAY NIGHT THROUGH FRIDAY
AFTERNOON...

.REST OF TONIGHT...Southeast winds 15 to 20 knots. Seas 2 to
4 feet. Dominant period 4 seconds. Slight chance of showers after
midnight.
.WEDNESDAY...South winds 25 to 30 knots. Seas 3 to 5 feet.
Dominant period 5 seconds. Waves or Seas building to 3 to 6 feet
with occasional seas to 8 feet. Dominant period 5 seconds in the
afternoon. Showers likely and chance of thunderstorms in the
morning, then showers with thunderstorms likely in the afternoon.
.WEDNESDAY NIGHT...Southwest winds 25 to 30 knots becoming west
after midnight. Seas 6 to 10 feet with occasional seas to
11 feet. Dominant period 7 seconds. Showers with thunderstorms
likely in the evening, then chance of showers and thunderstorms
after midnight.
.THURSDAY...West winds 30 to 35 knots. Seas 12 to 16 feet with
occasional seas to 19 feet. Dominant period 8 seconds.
.THURSDAY NIGHT...Northwest winds 25 to 35 knots. Seas 12 to
16 feet with occasional seas to 20 feet. Dominant period
9 seconds. Slight chance of showers in the evening.
.FRIDAY...Northwest winds 25 to 30 knots. Seas 12 to 16 feet with
occasional seas to 20 feet. Dominant period 8 seconds. Waves or
Seas subsiding to 12 to 16 feet with occasional seas to 18 feet.
Dominant period 8 seconds in the afternoon.
.FRIDAY NIGHT...Northwest winds 25 to 30 knots easing to near
20 knots after midnight. Seas 10 to 14 feet with occasional seas
to 17 feet. Dominant period 7 seconds. Waves or Seas subsiding to
8 to 12 feet with occasional seas to 13 feet. Dominant period
7 seconds after midnight.
.SATURDAY...Northwest winds 15 to 20 knots. Seas 4 to 7 feet with
occasional seas to 9 feet. Dominant period 6 seconds.
.SATURDAY NIGHT...North winds 10 to 15 knots. Seas 3 to 5 feet
with occasional seas to 6 feet. Dominant period 6 seconds.
.SUNDAY...Northeast winds 10 to 15 knots. Seas 2 to 4 feet.
Dominant period 4 seconds.
.SUNDAY NIGHT...Northeast winds 10 to 15 knots. Seas 1 to 2 feet.
Dominant period 4 seconds.

$$


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