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

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FZUS54 KLIX 012048
CWFLIX

Coastal Waters Forecast
National Weather Service New Orleans LA
348 PM CDT Sun Aug 1 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-GMZ501-020945-
Synopsis Pascagoula to SW Pass Mississippi-
Synopsis SW Pass Mississippi River to Atchafalaya River-
348 PM CDT Sun Aug 1 2021

.SYNOPSIS...Light winds and low seas will prevail this evening
and through the overnight hours with high pressure still in place
across the Gulf of Mexico. A weak front will sink toward the
coast Monday and Tuesday with shower and thunderstorm activity
increasing over the waters. The front could settle along the
Northern Gulf Coast by Wednesday with winds becoming northerly mid
week.

$$

GMZ530-020945-
Lake Pontchartrain and Lake Maurepas-
348 PM CDT Sun Aug 1 2021

.TONIGHT...West winds 5 to 10 knots. Waves 1 to 2 feet. Dominant
period 4 seconds. Chance of showers and thunderstorms until early
morning. Showers and thunderstorms likely after midnight.
.MONDAY...Southwest winds 5 to 10 knots. Waves 1 to 2 feet.
Dominant period 4 seconds. Chance of showers and thunderstorms
early in the morning, then showers and thunderstorms likely late
in the morning. Showers and thunderstorms in the afternoon.
.MONDAY NIGHT...West winds 5 to 10 knots becoming northwest in the
late evening. Waves 1 foot or less. Dominant period
4 seconds. Showers and thunderstorms in the evening, then showers
and thunderstorms likely after midnight.
.TUESDAY...Northwest winds 5 to 10 knots. Waves 1 foot or less.
Dominant period 4 seconds. Showers and thunderstorms likely.
.TUESDAY NIGHT...Northwest winds near 5 knots becoming northeast
in the late evening. Waves less than 1 foot.
Dominant period 4 seconds. Chance of showers and thunderstorms.
.WEDNESDAY...Northeast winds 5 to 10 knots. Waves 1 foot or less.
Dominant period 4 seconds. Chance of showers and thunderstorms.
.WEDNESDAY NIGHT...Northeast winds near 5 knots. Waves less than
1 foot. Dominant period 4 seconds. Chance of showers and
thunderstorms.
.THURSDAY...Northeast winds near 5 knots becoming south late in
the afternoon. Waves less than 1 foot. Dominant period 4 seconds.
Chance of showers and thunderstorms.
.THURSDAY NIGHT...South winds near 5 knots becoming west after
midnight. Waves less than 1 foot. Dominant period 4 seconds.
Slight chance of showers and thunderstorms.
.FRIDAY...Northwest winds near 5 knots becoming southwest in the
afternoon. Waves less than 1 foot. Dominant period 4 seconds.
Chance of showers and thunderstorms.
.FRIDAY NIGHT...Southwest winds near 5 knots. Waves less than
1 foot. Dominant period 4 seconds. Chance of showers and
thunderstorms.

$$

GMZ534-020945-
Lake Borgne-
348 PM CDT Sun Aug 1 2021

.TONIGHT...West winds 10 to 15 knots. Waves 1 to 2 feet. Dominant
period 4 seconds. Slight chance of showers and thunderstorms
early in the evening. Chance of showers and thunderstorms after
midnight.
.MONDAY...Southwest winds 5 to 10 knots. Waves 1 to 2 feet.
Dominant period 4 seconds. Showers and thunderstorms likely in
the morning, then showers and thunderstorms in the afternoon.
.MONDAY NIGHT...Northwest winds 5 to 10 knots. Waves 1 foot or
less. Dominant period 4 seconds. Showers and thunderstorms.
.TUESDAY...West winds 5 to 10 knots. Waves 1 foot or less.
Dominant period 4 seconds. Showers and thunderstorms likely.
.TUESDAY NIGHT...North winds 5 to 10 knots. Waves 1 foot or less.
Dominant period 4 seconds. Showers and thunderstorms likely in
the evening, then chance of showers and thunderstorms after
midnight.
.WEDNESDAY...Northeast winds 5 to 10 knots. Waves 1 foot or less.
Dominant period 4 seconds. Chance of showers and thunderstorms.
.WEDNESDAY NIGHT...North winds near 5 knots. Waves less than
1 foot. Dominant period 4 seconds. Chance of showers and
thunderstorms.
.THURSDAY...Northeast winds near 5 knots becoming southeast late
in the afternoon. Waves less than 1 foot. Dominant period
4 seconds. Chance of showers and thunderstorms.
.THURSDAY NIGHT...South winds near 5 knots becoming west after
midnight. Waves less than 1 foot. Dominant period 4 seconds.
Chance of showers and thunderstorms.
.FRIDAY...North winds near 5 knots becoming south in the
afternoon. Waves 1 foot or less. Dominant period 4 seconds.
Chance of showers and thunderstorms in the morning, then showers
and thunderstorms likely in the afternoon.
.FRIDAY NIGHT...Southwest winds near 5 knots. Waves less than
1 foot. Dominant period 4 seconds. Chance of showers and
thunderstorms.

$$

GMZ532-020945-
Mississippi Sound-
348 PM CDT Sun Aug 1 2021

.TONIGHT...West winds 10 to 15 knots. Waves 1 to 2 feet. Dominant
period 4 seconds. Slight chance of showers and thunderstorms
early in the evening. Chance of showers and thunderstorms after
midnight, then showers and thunderstorms likely after midnight.
.MONDAY...West winds 5 to 10 knots becoming southwest in the late
morning and afternoon. Waves 1 to 2 feet. Dominant period
4 seconds. Showers and thunderstorms likely in the morning, then
showers and thunderstorms in the afternoon.
.MONDAY NIGHT...Northwest winds 5 to 10 knots. Waves 1 to 2 feet.
Dominant period 4 seconds. Showers and thunderstorms in the
evening, then showers and thunderstorms likely after midnight.
.TUESDAY...North winds 5 to 10 knots becoming west in the
afternoon. Waves 1 foot or less. Dominant period 4 seconds.
Showers and thunderstorms likely.
.TUESDAY NIGHT...North winds 5 to 10 knots. Waves 1 foot or less.
Dominant period 4 seconds. Showers and thunderstorms likely in
the evening, then chance of showers and thunderstorms after
midnight.
.WEDNESDAY...Northeast winds 5 to 10 knots becoming south late in
the afternoon. Waves 1 foot or less. Dominant period 4 seconds.
Chance of showers and thunderstorms.
.WEDNESDAY NIGHT...West winds near 5 knots becoming north in the
late evening. Waves 1 foot or less. Dominant period
4 seconds. Chance of showers and thunderstorms.
.THURSDAY...North winds near 5 knots becoming east late in the
morning, then becoming south in the afternoon. Waves 1 foot or
less. Dominant period 4 seconds. Chance of showers and
thunderstorms.
.THURSDAY NIGHT...Southwest winds 5 to 10 knots becoming west
after midnight. Waves 1 foot or less. Dominant period 4 seconds.
Chance of showers and thunderstorms.
.FRIDAY...North winds near 5 knots becoming east late in the
morning, then becoming south in the afternoon. Waves 1 foot or
less. Dominant period 4 seconds. Chance of showers and
thunderstorms.
.FRIDAY NIGHT...Southwest winds 5 to 10 knots. Waves 1 foot or
less. Dominant period 4 seconds. Chance of showers and
thunderstorms.

$$

GMZ536-538-020945-
Chandeleur Sound-Breton Sound-
348 PM CDT Sun Aug 1 2021

.TONIGHT...West winds 10 to 15 knots. Waves 1 to 2 feet. Dominant
period 4 seconds. Slight chance of showers and thunderstorms
early in the evening. Chance of showers and thunderstorms after
midnight.
.MONDAY...Southwest winds 10 to 15 knots. Waves 1 to 2 feet.
Dominant period 4 seconds. Showers and thunderstorms.
.MONDAY NIGHT...West winds 10 to 15 knots. Waves 1 to 2 feet.
Dominant period 4 seconds. Showers and thunderstorms.
.TUESDAY...West winds 5 to 10 knots. Waves 1 to 2 feet. Dominant
period 4 seconds. Showers and thunderstorms in the morning, then
showers and thunderstorms likely in the afternoon.
.TUESDAY NIGHT...Northwest winds 5 to 10 knots. Waves 1 foot or
less. Dominant period 4 seconds. Showers and thunderstorms
likely.
.WEDNESDAY...North winds 5 to 10 knots becoming west late in the
afternoon. Waves 1 foot or less. Dominant period 4 seconds.
Showers and thunderstorms likely.
.WEDNESDAY NIGHT...Northwest winds 5 to 10 knots. Waves 1 foot or
less. Dominant period 4 seconds. Chance of showers and
thunderstorms.
.THURSDAY...Northeast winds near 5 knots becoming southeast early
in the afternoon, then becoming south late in the afternoon. Waves
1 foot or less. Dominant period 4 seconds. Showers and
thunderstorms likely in the morning, then chance of showers and
thunderstorms in the afternoon.
.THURSDAY NIGHT...Southwest winds 5 to 10 knots. Waves 1 foot or
less. Dominant period 4 seconds. Chance of showers and
thunderstorms.
.FRIDAY...West winds near 5 knots becoming south in the afternoon.
Waves 1 foot or less. Dominant period 4 seconds. Showers and
thunderstorms likely in the morning, then chance of showers and
thunderstorms in the afternoon.
.FRIDAY NIGHT...Southwest winds 5 to 10 knots. Waves 1 foot or
less. Dominant period 4 seconds. Chance of showers and
thunderstorms.

$$

GMZ555-557-020945-
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-
348 PM CDT Sun Aug 1 2021

.TONIGHT...West winds 10 to 15 knots. Seas 1 to 2 feet. Dominant
period 4 seconds. Chance of showers and thunderstorms after
midnight. Showers and thunderstorms likely after midnight.
.MONDAY...Southwest winds 10 to 15 knots. Seas 1 to 2 feet.
Dominant period 4 seconds. Showers and thunderstorms early in the
morning, then showers and thunderstorms likely late in the
morning. Chance of showers and thunderstorms in the afternoon.
.MONDAY NIGHT...West winds 10 to 15 knots. Seas 1 to 2 feet.
Dominant period 4 seconds. Showers and thunderstorms.
.TUESDAY...West winds 10 to 15 knots. Seas 2 to 4 feet. Dominant
period 4 seconds. Showers and thunderstorms in the morning, then
showers and thunderstorms likely in the afternoon.
.TUESDAY NIGHT...West winds 5 to 10 knots. Seas 1 to 2 feet.
Dominant period 4 seconds. Showers and thunderstorms.
.WEDNESDAY...West winds 5 to 10 knots. Seas 1 to 2 feet. Dominant
period 4 seconds. Showers and thunderstorms in the morning, then
showers and thunderstorms likely in the afternoon.
.WEDNESDAY NIGHT...West winds 5 to 10 knots. Seas 1 to 2 feet.
Dominant period 9 seconds. Chance of showers and thunderstorms.
.THURSDAY...Southwest winds 5 to 10 knots. Seas 1 to 2 feet.
Dominant period 9 seconds. Showers and thunderstorms likely in
the morning, then chance of showers and thunderstorms in the
afternoon.
.THURSDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 to
2 feet. Dominant period 9 seconds. Chance of showers and
thunderstorms.
.FRIDAY...Southwest winds 5 to 10 knots. Seas 1 to 2 feet.
Dominant period 6 seconds. Showers and thunderstorms likely in
the morning, then chance of showers and thunderstorms in the
afternoon.
.FRIDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 to 2 feet.
Dominant period 4 seconds. Chance of showers and thunderstorms.

$$

GMZ575-577-020945-
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-
348 PM CDT Sun Aug 1 2021

.TONIGHT...West winds 10 to 15 knots. Seas 1 to 2 feet. Dominant
period 4 seconds. Chance of showers and thunderstorms after
midnight.
.MONDAY...Southwest winds 10 to 15 knots. Seas 1 to 3 feet.
Dominant period 4 seconds. Showers and thunderstorms early in the
morning, then showers and thunderstorms likely late in the
morning. Chance of showers and thunderstorms in the afternoon.
.MONDAY NIGHT...Southwest winds 10 to 15 knots. Seas 2 to 4 feet.
Dominant period 4 seconds. Showers and thunderstorms likely in
the evening, then showers and thunderstorms after midnight.
.TUESDAY...West winds 10 to 15 knots. Seas 2 to 4 feet. Dominant
period 4 seconds. Showers and thunderstorms in the morning, then
showers and thunderstorms likely in the afternoon.
.TUESDAY NIGHT...Southwest winds 10 to 15 knots. Seas 2 to
4 feet. Dominant period 4 seconds. Showers and thunderstorms.
.WEDNESDAY...Southwest winds 10 to 15 knots. Seas 1 to 3 feet.
Dominant period 4 seconds. Showers and thunderstorms in the
morning, then showers and thunderstorms likely in the afternoon.
.WEDNESDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 to
2 feet. Dominant period 4 seconds. Showers and thunderstorms
likely.
.THURSDAY...Southwest winds 5 to 10 knots. Seas 1 to 3 feet.
Dominant period 9 seconds. Showers and thunderstorms likely in
the morning, then chance of showers and thunderstorms in the
afternoon.
.THURSDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 to
3 feet. Dominant period 6 seconds. Chance of showers and
thunderstorms.
.FRIDAY...Southwest winds 5 to 10 knots. Seas 1 to 3 feet.
Dominant period 5 seconds. Showers and thunderstorms likely in
the morning, then chance of showers and thunderstorms in the
afternoon.
.FRIDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 to 3 feet.
Dominant period 5 seconds. Chance of showers and thunderstorms.

$$

GMZ550-552-020945-
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-
348 PM CDT Sun Aug 1 2021

.TONIGHT...West winds 10 to 15 knots. Seas 1 to 2 feet. Dominant
period 4 seconds. Chance of showers and thunderstorms after
midnight. Showers and thunderstorms likely after midnight.
.MONDAY...West winds 10 to 15 knots. Seas 1 to 2 feet. Dominant
period 4 seconds. Showers and thunderstorms early in the morning,
then showers and thunderstorms likely late in the morning. Chance
of showers and thunderstorms in the afternoon.
.MONDAY NIGHT...West winds 10 to 15 knots. Seas 1 to 2 feet.
Dominant period 4 seconds. Showers and thunderstorms likely in
the evening, then showers and thunderstorms after midnight.
.TUESDAY...West winds 10 to 15 knots. Seas 1 to 2 feet. Dominant
period 4 seconds. Showers and thunderstorms in the morning, then
showers and thunderstorms likely in the afternoon.
.TUESDAY NIGHT...West winds 5 to 10 knots. Seas 1 to 2 feet.
Dominant period 4 seconds. Showers and thunderstorms.
.WEDNESDAY...West winds 5 to 10 knots. Seas 1 to 2 feet. Dominant
period 4 seconds. Showers and thunderstorms in the morning, then
showers and thunderstorms likely in the afternoon.
.WEDNESDAY NIGHT...West winds 5 to 10 knots. Seas 1 to 2 feet.
Dominant period 4 seconds. Chance of showers and thunderstorms in
the evening, then showers and thunderstorms likely after
midnight.
.THURSDAY...West winds 5 to 10 knots. Seas 1 to 2 feet. Dominant
period 4 seconds. Showers and thunderstorms likely in the
morning, then chance of showers and thunderstorms in the
afternoon.
.THURSDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 to
2 feet. Dominant period 4 seconds. Chance of showers and
thunderstorms.
.FRIDAY...Southwest winds 5 to 10 knots. Seas 1 to 2 feet.
Dominant period 4 seconds. Showers and thunderstorms likely in
the morning, then chance of showers and thunderstorms in the
afternoon.
.FRIDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 to 2 feet.
Dominant period 4 seconds. Chance of showers and thunderstorms.

$$

GMZ570-572-020945-
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-
348 PM CDT Sun Aug 1 2021

.TONIGHT...Southwest winds 10 to 15 knots. Seas 1 to 2 feet.
Dominant period 4 seconds. Chance of showers and thunderstorms
after midnight.
.MONDAY...West winds 10 to 15 knots. Seas 1 to 2 feet. Dominant
period 4 seconds. Showers and thunderstorms likely in the
morning, then chance of showers and thunderstorms in the
afternoon.
.MONDAY NIGHT...Southwest winds 10 to 15 knots. Seas 1 to 3 feet.
Dominant period 4 seconds. Chance of showers and thunderstorms in
the evening, then showers and thunderstorms after midnight.
.TUESDAY...West winds 10 to 15 knots. Seas 1 to 3 feet. Dominant
period 4 seconds. Showers and thunderstorms in the morning, then
showers and thunderstorms likely in the afternoon.
.TUESDAY NIGHT...Southwest winds 10 to 15 knots. Seas 1 to
2 feet. Dominant period 5 seconds. Showers and thunderstorms
likely in the evening, then showers and thunderstorms after
midnight.
.WEDNESDAY...West winds 10 to 15 knots. Seas 1 to 2 feet.
Dominant period 4 seconds. Showers and thunderstorms in the
morning, then showers and thunderstorms likely in the afternoon.
.WEDNESDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 to
2 feet. Dominant period 4 seconds. Chance of showers and
thunderstorms in the evening, then showers and thunderstorms
likely after midnight.
.THURSDAY...Southwest winds 5 to 10 knots. Seas 1 to 2 feet.
Dominant period 4 seconds. Showers and thunderstorms likely in
the morning, then chance of showers and thunderstorms in the
afternoon.
.THURSDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 to
2 feet. Dominant period 4 seconds. Chance of showers and
thunderstorms.
.FRIDAY...Southwest winds 5 to 10 knots. Seas 1 to 2 feet.
Dominant period 4 seconds. Chance of showers and thunderstorms.
.FRIDAY NIGHT...South winds 5 to 10 knots. Seas 1 to 2 feet.
Dominant period 4 seconds. Chance of showers and thunderstorms.

$$


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