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

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FZUS54 KLIX 210938
CWFLIX

Coastal Waters Forecast
National Weather Service New Orleans LA
338 AM CST Wed Feb 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-GMZ501-212200-
Synopsis Pascagoula to SW Pass Mississippi-
Synopsis SW Pass Mississippi River to Atchafalaya River-
338 AM CST Wed Feb 21 2018

.SYNOPSIS...A cold front moving through the Plains States will become stationary
well north of the coast tonight then move back northwest
Thursday. 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.

$$

GMZ534-212200-
Lake Borgne-
338 AM CST Wed Feb 21 2018

.TODAY...Southeast winds 10 to 15 knots. Waves 2 to 3 feet.
Dominant period 4 seconds. Chance of showers through the day.
Isolated thunderstorms in the afternoon.
.TONIGHT...Southeast winds 10 to 15 knots. Waves 2 to 3 feet.
Dominant period 4 seconds.
.THURSDAY...Southeast winds 10 to 15 knots. Waves 2 to 3 feet.
Dominant period 4 seconds. Slight chance of showers and isolated
thunderstorms.
.THURSDAY NIGHT...Southeast winds 10 to 15 knots. Waves 2 to 3
feet. Dominant period 4 seconds. Slight chance of showers.
.FRIDAY...Southeast winds 10 to 15 knots. Waves 2 to 3 feet.
Dominant period 4 seconds. Chance of showers and thunderstorms.
.FRIDAY NIGHT...Southeast winds near 10 knots. Waves 2 feet.
Dominant period 4 seconds. Chance of showers and thunderstorms.
.SATURDAY...South winds 10 to 15 knots. Waves 2 to 3 feet.
Dominant period 4 seconds. Chance of showers and thunderstorms
through the day.
.SATURDAY NIGHT...Southwest winds 10 to 15 knots. Waves 2 to 3
feet. Dominant period 4 seconds.
.SUNDAY...West winds near 10 knots becoming northwest late in the
afternoon. Waves 2 feet. Chance of showers and thunderstorms.
.SUNDAY NIGHT...North winds 5 to 10 knots becoming east in the
late evening. Waves 1 foot or less. Chance of
showers and thunderstorms in the evening, then showers and
thunderstorms likely after midnight.

$$

GMZ532-212200-
Mississippi Sound-
338 AM CST Wed Feb 21 2018

.TODAY...Southeast winds 10 to 15 knots. Waves 2 to 3 feet.
Dominant period 4 seconds. Chance of showers through the day.
Isolated thunderstorms in the afternoon.
.TONIGHT...Southeast winds 10 to 15 knots. Waves 2 to 3 feet.
Dominant period 4 seconds.
.THURSDAY...Southeast winds 10 to 15 knots. Waves 2 to 3 feet.
Dominant period 4 seconds.
.THURSDAY NIGHT...Southeast winds 10 to 15 knots. Waves 2 to
3 feet. Dominant period 4 seconds. Slight chance of showers.
.FRIDAY...Southeast winds 10 to 15 knots. Waves 2 to 3 feet.
Dominant period 4 seconds. Chance of showers and thunderstorms.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots. Waves 2 to 3
feet. Dominant period 4 seconds. Chance of showers and
thunderstorms.
.SATURDAY...South winds 10 to 15 knots. Waves 2 to 3 feet.
Dominant period 4 seconds. Chance of showers and thunderstorms
through the day.
.SATURDAY NIGHT...Southwest winds 10 to 15 knots. Waves 2 to
3 feet. Dominant period 4 seconds. Slight chance of showers and
thunderstorms.
.SUNDAY...Northwest winds 10 to 15 knots. Waves 2 to 3 feet.
Chance of showers and thunderstorms.
.SUNDAY NIGHT...North winds 5 to 10 knots becoming east in the
late evening. Waves 1 to 2 feet. Slight chance of showers and
thunderstorms in the evening, then showers and thunderstorms
likely after midnight.

$$

GMZ536-538-212200-
Chandeleur Sound-Breton Sound-
338 AM CST Wed Feb 21 2018

.TODAY...Southeast winds 10 to 15 knots. Waves 2 to 3 feet.
Dominant period 4 seconds. Chance of showers through the day.
Isolated thunderstorms in the afternoon.
.TONIGHT...Southeast winds 10 to 15 knots. Waves 2 to 3 feet.
Dominant period 4 seconds.
.THURSDAY...Southeast winds 10 to 15 knots. Waves 2 to 3 feet.
Dominant period 4 seconds.
.THURSDAY NIGHT...Southeast winds 10 to 15 knots. Waves 2 to
3 feet. Dominant period 4 seconds. Slight chance of showers.
.FRIDAY...Southeast winds 10 to 15 knots. Waves 2 to 3 feet.
Dominant period 4 seconds. Chance of showers and thunderstorms.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots. Waves 2 to
3 feet. Dominant period 4 seconds. Chance of showers and
thunderstorms.
.SATURDAY...South winds 10 to 15 knots. Waves 2 to 3 feet.
Dominant period 4 seconds. Slight chance of showers and
thunderstorms in the morning.
.SATURDAY NIGHT...Southwest winds 10 to 15 knots. Waves 2 to
3 feet. Dominant period 4 seconds.
.SUNDAY...West winds 10 to 15 knots becoming north 5 to 10 knots
late in the afternoon. Waves 2 to 3 feet subsiding to 1 to 2 feet.
Chance of showers and thunderstorms through the day.
.SUNDAY NIGHT...Southeast winds 5 to 10 knots. Waves 1 to 2 feet.
Chance of showers and thunderstorms.

$$

GMZ550-552-555-557-212200-
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-
338 AM CST Wed Feb 21 2018

.TODAY...Southeast winds 10 to 15 knots. Seas 3 to 5 feet.
Dominant period 7 seconds. Chance of showers through the day.
Isolated thunderstorms in the afternoon.
.TONIGHT...Southeast winds 10 to 15 knots. Seas 3 to 5 feet.
Dominant period 8 seconds.
.THURSDAY...Southeast winds 10 to 15 knots. Seas 3 to 4 feet.
Dominant period 7 seconds.
.THURSDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to
4 feet. Dominant period 7 seconds. Slight chance of showers.
.FRIDAY...Southeast winds 10 to 15 knots. Seas 3 to 4 feet.
Dominant period 7 seconds. Chance of showers and thunderstorms.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to 4 feet.
Dominant period 7 seconds. Chance of showers and thunderstorms
through the night.
.SATURDAY...South winds 10 to 15 knots. Seas 3 to 4 feet.
Dominant period 7 seconds. Slight chance of showers and
thunderstorms in the morning.
.SATURDAY NIGHT...Southwest winds 10 to 15 knots. Seas 3 to 4 feet.
Dominant period 7 seconds. Slight chance of showers and
thunderstorms after midnight.
.SUNDAY...Southwest winds 10 to 15 knots becoming east 5 to
10 knots late in the afternoon. Seas 3 feet. Slight chance of
showers and thunderstorms.
.SUNDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 feet.
Chance of showers and thunderstorms.

$$

GMZ570-572-575-577-212200-
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-
338 AM CST Wed Feb 21 2018

...SMALL CRAFT EXERCISE CAUTION IN EFFECT THROUGH THIS
AFTERNOON...

.TODAY...Southeast winds 15 to 20 knots. Seas 4 to 6 feet.
Dominant period 7 seconds. Slight chance of showers through the
day. Isolated thunderstorms in the afternoon.
.TONIGHT...Southeast winds near 15 knots. Seas 3 to 5 feet.
Dominant period 8 seconds.
.THURSDAY...Southeast winds 10 to 15 knots. Seas 3 to 4 feet.
Dominant period 7 seconds.
.THURSDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to
4 feet. Dominant period 7 seconds. Slight chance of showers.
.FRIDAY...Southeast winds 10 to 15 knots. Seas 3 to 4 feet.
Dominant period 7 seconds. Chance of showers and thunderstorms.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to 4 feet.
Dominant period 7 seconds. Chance of showers and thunderstorms
through the night.
.SATURDAY...South winds 15 to 20 knots. Seas 4 to 6 feet.
Dominant period 7 seconds.
.SATURDAY NIGHT...South winds near 15 knots. Seas 3 to 5 feet.
Dominant period 7 seconds. Slight chance of showers and
thunderstorms.
.SUNDAY...South winds 10 to 15 knots becoming southeast 5 to
10 knots late in the afternoon. Seas 3 to 4 feet. Slight chance
of showers and thunderstorms through the day.
.SUNDAY NIGHT...South winds 10 to 15 knots. Seas 3 to 4 feet.
Chance of showers and thunderstorms.

$$

GMZ530-212200-
Lake Pontchartrain and Lake Maurepas-
338 AM CST Wed Feb 21 2018

.TODAY...Southeast winds 10 to 15 knots. Waves 2 to 3 feet.
Dominant period 4 seconds. Chance of showers through the day.
Isolated thunderstorms in the afternoon.
.TONIGHT...Southeast winds 10 to 15 knots. Waves 2 to 3 feet.
Dominant period 4 seconds.
.THURSDAY...Southeast winds 10 to 15 knots. Waves 2 to 3 feet.
Dominant period 4 seconds. Slight chance of showers and isolated
thunderstorms.
.THURSDAY NIGHT...Southeast winds 10 to 15 knots. Waves 2 to 3
feet. Dominant period 4 seconds. Slight chance of showers.
.FRIDAY...Southeast winds 10 to 15 knots. Waves 2 to 3 feet.
Dominant period 4 seconds. Chance of showers and thunderstorms.
.FRIDAY NIGHT...Southeast winds near 10 knots. Waves 2 feet.
Dominant period 4 seconds. Chance of showers and thunderstorms.
.SATURDAY...South winds 10 to 15 knots. Waves 2 to 3 feet.
Dominant period 4 seconds. Chance of showers and thunderstorms
through the day.
.SATURDAY NIGHT...Southwest winds 10 to 15 knots. Waves 2 to 3
feet. Dominant period 4 seconds.
.SUNDAY...West winds near 10 knots becoming northwest late in the
afternoon. Waves 2 feet. Chance of showers and thunderstorms.
.SUNDAY NIGHT...North winds 5 to 10 knots becoming east in the
late evening. Waves 1 foot or less. Chance of
showers and thunderstorms in the evening, then showers and
thunderstorms likely after midnight.

$$



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