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

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453
FZUS54 KLIX 231518
CWFLIX

Coastal Waters Forecast
National Weather Service New Orleans LA
918 AM CST Fri Feb 23 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-GMZ501-240430-
Synopsis Pascagoula to SW Pass Mississippi-
Synopsis SW Pass Mississippi River to Atchafalaya River-
918 AM CST Fri Feb 23 2018

.SYNOPSIS...Persistent onshore flow will continue through early
Sunday. Another cold front will move off the coast late Sunday
but become stationary in the northern gulf Monday before moving
north as a warm front Tuesday.

$$

GMZ534-240430-
Lake Borgne-
918 AM CST Fri Feb 23 2018

.REST OF TODAY...Southeast winds near 10 knots. Waves 1 to 2 feet.
Dominant period 4 seconds. Chance of showers and slight chance of
thunderstorms late in the morning, then showers and thunderstorms
likely in the afternoon.
.TONIGHT...Southeast winds 5 to 10 knots. Waves 1 foot or less.
Dominant period 4 seconds. Chance of showers and slight chance of
thunderstorms.
.SATURDAY...South 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...Southwest winds 10 to 15 knots. Waves 1 to 2
feet. Dominant period 4 seconds. Chance of showers and
thunderstorms after midnight.
.SUNDAY...Southwest winds near 10 knots becoming north late in the
afternoon. Waves 1 to 2 feet. Dominant period 4 seconds. Chance
of showers and thunderstorms.
.SUNDAY NIGHT...Southwest winds 5 to 10 knots becoming west after
midnight. Waves 1 to 2 feet. Dominant period 4 seconds. Showers
likely and slight chance of thunderstorms.
.MONDAY...Northwest winds 5 to 10 knots becoming northeast in the
late morning and afternoon. Waves 1 foot or less. Dominant period
4 seconds. Chance of showers.
.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. Chance of showers.
.TUESDAY NIGHT...South winds 10 to 15 knots. Waves 1 foot or
less. Dominant period 4 seconds. Slight chance of showers.

$$

GMZ532-240430-
Mississippi Sound-
918 AM CST Fri Feb 23 2018

.REST OF TODAY...Southeast winds 10 to 15 knots. Waves 1 to
2 feet. Dominant period 4 seconds. Chance of showers and
thunderstorms.
.TONIGHT...Southeast winds 10 to 15 knots. Waves 1 to 2 feet.
Dominant period 4 seconds. Chance of showers and slight chance of
thunderstorms.
.SATURDAY...South 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...South winds 10 to 15 knots. Waves 1 foot or
less. Dominant period 4 seconds. Chance of showers and
thunderstorms through the night.
.SUNDAY...Southwest winds 10 to 15 knots becoming southeast late
in the afternoon. Waves 1 to 2 feet. Dominant period 4 seconds.
Showers and thunderstorms likely.
.SUNDAY NIGHT...South winds 5 to 10 knots becoming west after
midnight. Waves 1 to 2 feet. Dominant period 4 seconds. Showers
likely and slight chance of thunderstorms.
.MONDAY...Northwest winds 5 to 10 knots becoming northeast in the
late morning and afternoon. Waves 1 foot or less. Dominant period
4 seconds. Chance of showers.
.MONDAY NIGHT...Northeast winds 10 to 15 knots. Waves 1 to
2 feet. Dominant period 4 seconds.
.TUESDAY...East winds 10 to 15 knots. Waves 2 to 4 feet. Dominant
period 4 seconds. Waves or Seas subsiding to 1 foot or less.
Dominant period 4 seconds in the afternoon. Chance of showers.
.TUESDAY NIGHT...South 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. Chance of
showers.

$$

GMZ536-538-240430-
Chandeleur Sound-Breton Sound-
918 AM CST Fri Feb 23 2018

.REST OF TODAY...Southeast winds 10 to 15 knots. Waves 2 to 4
feet. Dominant period 4 seconds. Chance of showers and
thunderstorms.
.TONIGHT...Southeast winds 10 to 15 knots. Waves 2 to 4 feet.
Dominant period 4 seconds. Chance of showers and slight chance of
thunderstorms.
.SATURDAY...South winds 10 to 15 knots. Waves 3 to 5 feet.
Dominant period 4 seconds. Slight chance of showers and
thunderstorms in the morning.
.SATURDAY NIGHT...South winds 10 to 15 knots. Waves 2 to 4 feet.
Dominant period 4 seconds. Chance of showers and thunderstorms
after midnight.
.SUNDAY...Southwest winds 10 to 15 knots becoming southeast late
in the afternoon. Waves 1 to 2 feet. Dominant period 4 seconds.
Chance of showers and thunderstorms.
.SUNDAY NIGHT...South winds near 10 knots becoming west after
midnight. Waves 1 to 2 feet. Dominant period 4 seconds. Showers
likely and slight chance of thunderstorms.
.MONDAY...Northwest winds 5 to 10 knots becoming northeast 10 to
15 knots in the late morning and afternoon. Waves 1 to 2 feet.
Dominant period 4 seconds. Showers likely.
.MONDAY NIGHT...East winds 10 to 15 knots. Waves 1 to 2 feet.
Dominant period 4 seconds.
.TUESDAY...Southeast winds 10 to 15 knots. Waves 2 to 4 feet.
Dominant period 4 seconds. Chance of showers.
.TUESDAY NIGHT...South winds 10 to 15 knots. Waves 2 to 4 feet.
Dominant period 4 seconds. Chance of showers.

$$

GMZ550-552-555-557-240430-
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-
918 AM CST Fri Feb 23 2018

.REST OF TODAY...Southeast winds 10 to 15 knots. Seas 3 to
5 feet. Dominant period 7 seconds. Chance of showers and
thunderstorms.
.TONIGHT...Southeast winds 10 to 15 knots. Seas 3 to 5 feet.
Dominant period 7 seconds. Chance of showers and slight chance of
thunderstorms.
.SATURDAY...South winds 15 to 20 knots. Seas 3 to 6 feet.
Dominant period 7 seconds.
.SATURDAY NIGHT...South winds 10 to 15 knots. Seas 3 to 5 feet.
Dominant period 6 seconds. Chance of showers and thunderstorms
after midnight.
.SUNDAY...South winds 10 to 15 knots. Seas 2 to 4 feet. Dominant
period 6 seconds. Chance of showers and thunderstorms.
.SUNDAY NIGHT...South winds 10 to 15 knots becoming west 5 to
10 knots after midnight. Seas 2 to 4 feet. Dominant period
6 seconds. Showers likely and slight chance of thunderstorms.
.MONDAY...Northwest winds 5 to 10 knots becoming northeast 10 to
15 knots in the late morning and afternoon. Seas 3 to 5 feet.
Dominant period 6 seconds. Showers likely.
.MONDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet.
Dominant period 5 seconds.
.TUESDAY...Southeast winds 10 to 15 knots. Seas 2 to 4 feet.
Dominant period 4 seconds. Chance of showers.
.TUESDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 4 feet.
Dominant period 4 seconds. Chance of showers.

$$

GMZ570-572-575-577-240430-
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-
Coastal waters from Pascagoula Mississippi to Stake Island
Louisiana out 20 to 60 mile-
918 AM CST Fri Feb 23 2018

.REST OF TODAY...Southeast winds 10 to 15 knots. Seas 3 to 6 feet.
Dominant period 7 seconds. Chance of showers and thunderstorms.
.TONIGHT...Southeast winds 15 to 20 knots. Seas 3 to 6 feet.
Dominant period 7 seconds. Chance of showers and slight chance of
thunderstorms.
.SATURDAY...South winds 15 to 20 knots. Seas 3 to 6 feet.
Dominant period 7 seconds.
.SATURDAY NIGHT...South winds 15 to 20 knots. Seas 3 to 5 feet
with occasional seas to 6 feet. Dominant period 6 seconds. Slight
chance of showers and thunderstorms through the night.
.SUNDAY...South winds 10 to 15 knots. Seas 3 to 5 feet. Dominant
period 6 seconds. Slight chance of showers and thunderstorms.
.SUNDAY NIGHT...Southwest winds 10 to 15 knots. Seas 3 to 5 feet.
Dominant period 6 seconds. Showers likely and slight chance of
thunderstorms.
.MONDAY...West winds 5 to 10 knots becoming northeast 10 to
15 knots in the late morning and afternoon. Seas 3 to 5 feet.
Dominant period 6 seconds. Showers likely.
.MONDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet.
Dominant period 5 seconds. Waves or Seas subsiding to 2 to
4 feet. Dominant period 5 seconds after midnight.
.TUESDAY...Southeast winds 10 to 15 knots. Seas 2 to 4 feet.
Dominant period 4 seconds. Chance of showers.
.TUESDAY NIGHT...South winds 10 to 15 knots. Seas 3 to 5 feet.
Dominant period 4 seconds. Slight chance of showers.

$$

GMZ530-240430-
Lake Pontchartrain and Lake Maurepas-
918 AM CST Fri Feb 23 2018

.REST OF TODAY...Southeast winds near 10 knots. Waves 1 to
2 feet. Dominant period 4 seconds. Slight chance of thunderstorms
late in the morning. Showers likely through the day.
Thunderstorms likely in the afternoon.
.TONIGHT...Southeast winds 5 to 10 knots. Waves 1 to 2 feet.
Dominant period 4 seconds. Chance of showers and slight chance of
thunderstorms.
.SATURDAY...South winds 10 to 15 knots. Waves 2 to 4 feet.
Dominant period 4 seconds. Chance of showers and slight chance of
thunderstorms.
.SATURDAY NIGHT...Southwest winds 10 to 15 knots. Waves 1 to
2 feet. Dominant period 4 seconds. Chance of showers and
thunderstorms.
.SUNDAY...West winds near 10 knots becoming east late in the
afternoon. Waves 1 foot or less. Dominant period 4 seconds.
Showers and thunderstorms likely.
.SUNDAY NIGHT...Southwest winds 5 to 10 knots becoming west after
midnight. Waves 1 to 2 feet. Dominant period 4 seconds. Showers
and slight chance of thunderstorms.
.MONDAY...Northeast winds 5 to 10 knots. Waves 1 to 2 feet.
Dominant period 4 seconds. Chance of showers.
.MONDAY NIGHT...East winds 5 to 10 knots. Waves 1 to 2 feet.
Dominant period 4 seconds.
.TUESDAY...East winds near 10 knots. Waves 1 to 2 feet. Dominant
period 4 seconds. Chance of showers.
.TUESDAY NIGHT...South winds 5 to 10 knots. Waves 1 to 2 feet.
Dominant period 4 seconds. Slight chance of showers.

$$



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