Coastal Waters Forecast
Issued by NWS Mobile, AL

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221
FZUS54 KMOB 212227
CWFMOB

Coastal Waters Forecast
National Weather Service Mobile AL
527 PM CDT Tue Jul 21 2026

Gulf Coastal Waters Okaloosa Walton County Line To Pascagoula Out
60 NM

Seas are given as significant wave height...which is the average
height of the highest 1/3 of the waves.  Individual waves may be
more than twice the significant wave height.

GMZ600-221100-
527 PM CDT Tue Jul 21 2026

.SYNOPSIS...
Tropical Storm Bertha is located approximately 105 miles
southeast of Mobile and will move west parallel to the coast in
the offshore waters through Wednesday. Tropical storm force winds
will impact the Gulf waters through Wednesday evening. Waves with
this system peak at 10 to 15 feet through Wednesday evening
before subsiding. As the system departs Wednesday night, light
southerly to southwesterly winds continue through the weekend.

$$

GMZ630-221100-
Northern Mobile Bay-
527 PM CDT Tue Jul 21 2026

...TROPICAL STORM WARNING IN EFFECT...

.TONIGHT...Tropical storm conditions possible. Northeast winds
20 to 25 knots with gusts up to 30 knots. Waves around 2 feet.
Rough. A chance of thunderstorms this evening. A chance of
showers until early morning, then showers likely with a slight
chance of thunderstorms late.
.WEDNESDAY...Tropical storm conditions possible. Southeast winds
20 to 25 knots with gusts up to 30 knots. Waves around 2 feet.
Rough. Showers likely.
.WEDNESDAY NIGHT...Southeast winds 20 to 25 knots, diminishing to
15 to 20 knots after midnight. Waves 2 to 3 feet. Rough. A chance
of thunderstorms in the evening. Showers likely. A slight chance
of thunderstorms after midnight.
.THURSDAY...South winds 15 to 20 knots with gusts up to 25 knots.
Waves around 2 feet. Choppy. Showers likely with a slight chance
of thunderstorms early in the morning, then a chance of showers
and thunderstorms in the late morning and afternoon.
.THURSDAY NIGHT...South winds 10 to 15 knots with gusts up to
20 knots. Waves around 2 feet in the evening, then 1 foot or
less. A moderate chop. A chance of showers and thunderstorms,
mainly in the evening.
.FRIDAY...South winds 5 to 10 knots, increasing to 10 to 15 knots
with gusts up to 20 knots in the afternoon. Waves 1 foot or less.
A moderate chop. A chance of showers and thunderstorms.
.FRIDAY NIGHT...Southwest winds 5 to 10 knots. Waves 1 foot or
less. Light chop. A slight chance of showers and thunderstorms
early in the evening.
.SATURDAY...Southwest winds 5 to 10 knots, increasing to 10 to
15 knots in the afternoon. Waves 1 foot or less. A moderate chop.
A slight chance of showers and thunderstorms.
.SATURDAY NIGHT...Southwest winds 10 to 15 knots, diminishing to
5 to 10 knots after midnight. Waves 1 foot or less. A moderate
chop. A slight chance of showers and thunderstorms.
.SUNDAY...West winds 5 to 10 knots. Waves 1 foot or less. Light
chop. A chance of showers and thunderstorms until late afternoon,
then a slight chance of showers and thunderstorms late.
.SUNDAY NIGHT...West winds 10 to 15 knots. Waves 1 foot or less.
A moderate chop. A slight chance of showers and thunderstorms
early in the evening.

Winds and waves higher in and near thunderstorms.

$$

GMZ631-632-221100-
Southern Mobile Bay-Mississippi Sound-
527 PM CDT Tue Jul 21 2026

...TROPICAL STORM WARNING IN EFFECT...

.TONIGHT...Tropical storm conditions possible. Northeast winds
20 to 25 knots with gusts up to 30 knots. Waves 2 to 3 feet.
Rough. A chance of showers this evening. A chance of
thunderstorms. Showers likely after midnight.
.WEDNESDAY...Tropical storm conditions possible. Southeast winds
20 to 25 knots with gusts up to 30 knots. Waves 2 to 3 feet.
Rough. Showers likely. A chance of thunderstorms in the morning,
then thunderstorms likely in the afternoon.
.WEDNESDAY NIGHT...Southeast winds 15 to 20 knots with gusts up
to 25 knots. Waves 2 to 3 feet. Choppy. Showers likely with a
chance of thunderstorms.
.THURSDAY...South winds 15 to 20 knots, diminishing to 10 to
15 knots in the afternoon. Waves around 2 feet. Choppy. A chance
of thunderstorms. Showers likely early in the morning, then a
chance of showers in the late morning and afternoon.
.THURSDAY NIGHT...South winds 10 to 15 knots with gusts up to
20 knots, diminishing to 5 to 10 knots after midnight. Waves
around 2 feet. A moderate chop. A chance of thunderstorms in the
evening. A chance of showers. A slight chance of thunderstorms
after midnight.
.FRIDAY...South winds 5 to 10 knots. Waves 1 foot or less. Light
chop. A chance of showers with a slight chance of thunderstorms
early in the morning, then a chance of showers and thunderstorms
in the late morning and early afternoon.
.FRIDAY NIGHT...Southwest winds 5 to 10 knots. Waves 1 foot or
less. Light chop. A slight chance of showers and thunderstorms
after midnight.
.SATURDAY...Southwest winds 5 to 10 knots. Waves 1 foot or less.
Light chop. A slight chance of showers and thunderstorms.
.SATURDAY NIGHT...Southwest winds 5 to 10 knots. Waves 1 foot or
less. Light chop. A slight chance of showers and thunderstorms
until early morning, then a chance of showers and thunderstorms
late.
.SUNDAY...West winds 5 to 10 knots. Waves 1 foot or less. Light
chop. A chance of showers and thunderstorms until late afternoon,
then a slight chance of showers and thunderstorms late.
.SUNDAY NIGHT...West winds 10 to 15 knots. Waves 1 foot or less.
A moderate chop. A slight chance of showers and thunderstorms
after midnight.

Winds and waves higher in and near thunderstorms.

$$

GMZ633-634-221100-
Perdido Bay-Pensacola Bay System-
527 PM CDT Tue Jul 21 2026

...TROPICAL STORM WARNING IN EFFECT...

.TONIGHT...Tropical storm conditions possible. East winds 20 to
25 knots with gusts up to 30 knots. Waves around 2 feet. Rough.
Showers with a chance of thunderstorms this evening, then showers
with a slight chance of thunderstorms after midnight.
.WEDNESDAY...Tropical storm conditions possible. Southeast winds
20 to 25 knots with gusts up to 30 knots. Waves around 2 feet.
Rough. Showers likely.
.WEDNESDAY NIGHT...South winds 20 to 25 knots, diminishing to
15 to 20 knots after midnight. Waves around 2 feet. Rough. A
chance of showers. A chance of thunderstorms in the evening. A
slight chance of thunderstorms late.
.THURSDAY...South winds 15 to 20 knots, diminishing to 10 to
15 knots in the afternoon. Waves around 2 feet. Choppy. A chance
of showers. A slight chance of thunderstorms early in the
morning, then a chance of thunderstorms in the late morning and
afternoon.
.THURSDAY NIGHT...South winds 10 to 15 knots with gusts up to
20 knots, diminishing to 5 to 10 knots after midnight. Waves
1 foot or less. A moderate chop. A chance of showers and
thunderstorms early in the evening, then a slight chance of
showers in the late evening and overnight.
.FRIDAY...South winds 5 to 10 knots. Waves 1 foot or less. Light
chop. A slight chance of showers and thunderstorms.
.FRIDAY NIGHT...Southwest winds 5 to 10 knots. Waves 1 foot or
less. Light chop.
.SATURDAY...Southwest winds 5 to 10 knots, increasing to 10 to
15 knots with gusts up to 20 knots in the afternoon. Waves 1 foot
or less. A moderate chop. A slight chance of showers and
thunderstorms.
.SATURDAY NIGHT...Southwest winds 5 to 10 knots. Waves 1 foot or
less. Light chop. A slight chance of showers and thunderstorms
early in the evening. A slight chance of showers and
thunderstorms after midnight.
.SUNDAY...West winds 5 to 10 knots, becoming southwest 10 to
15 knots with gusts up to 20 knots in the afternoon. Waves 1 foot
or less. A moderate chop. A chance of showers and thunderstorms.
.SUNDAY NIGHT...West winds 10 to 15 knots with gusts up to
20 knots, diminishing to 5 to 10 knots after midnight. Waves
1 foot or less. A moderate chop. A chance of showers and
thunderstorms early in the evening.

Winds and waves higher in and near thunderstorms.

$$

GMZ635-636-221100-
Western Choctawhatchee Bay-Eastern Choctawhatchee Bay-
527 PM CDT Tue Jul 21 2026

...TROPICAL STORM WARNING IN EFFECT...

.TONIGHT...Tropical storm conditions possible. Southeast winds
20 to 25 knots with gusts up to 30 knots. Waves around 2 feet.
Rough. Showers with a chance of thunderstorms this evening, then
showers with a slight chance of thunderstorms after midnight.
.WEDNESDAY...Tropical storm conditions possible. South winds
20 to 25 knots, diminishing to 15 to 20 knots in the afternoon.
Waves around 2 feet. Rough. Showers likely with a chance of
thunderstorms in the morning, then showers and thunderstorms
likely in the afternoon.
.WEDNESDAY NIGHT...South winds 15 to 20 knots with gusts up to
25 knots. Waves around 2 feet. Choppy. A chance of thunderstorms
early in the evening, then a slight chance of thunderstorms late
in the evening. A chance of showers.
.THURSDAY...South winds 10 to 15 knots with gusts up to 20 knots.
Waves 1 foot or less. A moderate chop. A chance of showers. A
slight chance of thunderstorms early in the morning, then a
chance of thunderstorms in the late morning and afternoon.
.THURSDAY NIGHT...South winds 5 to 10 knots. Waves 1 foot or
less. Light chop. A chance of showers and thunderstorms early in
the evening, then a slight chance of showers in the late evening
and early morning.
.FRIDAY...South winds 5 to 10 knots. Waves 1 foot or less. Light
chop. A slight chance of showers and thunderstorms in the
morning.
.FRIDAY NIGHT...Southwest winds 5 to 10 knots. Waves 1 foot or
less. Light chop.
.SATURDAY...West winds around 5 knots, becoming southwest in the
afternoon. Waves 1 foot or less. Light chop.
.SATURDAY NIGHT...West winds 5 to 10 knots. Waves 1 foot or less.
Light chop. A slight chance of showers and thunderstorms after
midnight.
.SUNDAY...West winds 5 to 10 knots, becoming southwest 10 to
15 knots with gusts up to 20 knots in the afternoon. Waves 1 foot
or less. A moderate chop. A chance of thunderstorms. A chance of
showers.
.SUNDAY NIGHT...West winds 10 to 15 knots with gusts up to
20 knots, diminishing to 5 to 10 knots after midnight. Waves
1 foot or less. A moderate chop. A chance of showers and
thunderstorms early in the evening. A slight chance of showers
and thunderstorms late.

Winds and waves higher in and near thunderstorms.

$$

GMZ650-655-221100-
Coastal waters from Pensacola FL to Pascagoula MS out 20 NM-
Coastal waters from Okaloosa Walton County Line FL to Pensacola
FL out 20 NM-
527 PM CDT Tue Jul 21 2026

...TROPICAL STORM WARNING IN EFFECT...

.TONIGHT...Tropical storm conditions expected. East winds 25 to
35 knots with gusts up to 45 knots. Seas 9 to 13 feet,
occasionally to 17 feet, building to 11 to 15 feet, occasionally
to 19 feet after midnight. Wave Detail: Southeast 11 feet at
10 seconds. A chance of thunderstorms. Showers until early
morning, then a chance of showers late.
.WEDNESDAY...Tropical storm conditions expected. Southeast winds
25 to 35 knots with gusts up to 45 knots, becoming south 20 to
25 knots with gusts up to 30 knots in the afternoon. Seas 10 to
14 feet, occasionally to 18 feet, subsiding to 9 to 11 feet,
occasionally to 14 feet in the afternoon. Wave Detail: Southeast
10 feet at 10 seconds. Showers likely with a chance of
thunderstorms.
.WEDNESDAY NIGHT...South winds 20 to 25 knots with gusts up to
30 knots. Seas 7 to 10 feet, occasionally to 13 feet. Wave
Detail: South 9 feet at 9 seconds. A chance of showers. A chance
of thunderstorms, mainly in the evening.
.THURSDAY...South winds 15 to 20 knots with gusts up to 25 knots.
Seas 6 to 8 feet, occasionally to 10 feet, subsiding to 4 to
6 feet, occasionally to 8 feet in the afternoon. Wave Detail:
South 7 feet at 8 seconds. A chance of showers and thunderstorms.
.THURSDAY NIGHT...South winds 10 to 15 knots with gusts up to
20 knots, diminishing to 5 to 10 knots after midnight. Seas 3 to
5 feet, occasionally to 6 feet. Wave Detail: South 5 feet at
7 seconds. A slight chance of thunderstorms. A chance of showers
early in the evening, then a slight chance of showers in the late
evening and overnight.
.FRIDAY...South winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: South 3 feet at 6 seconds. A slight chance of showers and
thunderstorms in the morning.
.FRIDAY NIGHT...Southwest winds 5 to 10 knots. Seas around
2 feet. Wave Detail: Southwest 2 feet at 6 seconds. A slight
chance of showers and thunderstorms late.
.SATURDAY...Southwest winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 6 seconds.
.SATURDAY NIGHT...Southwest winds 5 to 10 knots, becoming west
10 to 15 knots after midnight. Seas around 2 feet. Wave Detail:
Southwest 2 feet at 5 seconds. A slight chance of showers and
thunderstorms after midnight.
.SUNDAY...West winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: Southwest 3 feet at 6 seconds. A chance of showers and
thunderstorms until late afternoon, then a slight chance of
showers and thunderstorms late.
.SUNDAY NIGHT...West winds 10 to 15 knots with gusts up to
20 knots. Seas 2 to 3 feet. Wave Detail: Southwest 3 feet at
4 seconds. A slight chance of showers and thunderstorms after
midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ670-675-221100-
Waters from Pensacola FL to Pascagoula MS from 20 to 60 NM-
Waters from Okaloosa Walton County Line FL to Pensacola FL from
20 to 60 NM-
527 PM CDT Tue Jul 21 2026

...TROPICAL STORM WARNING IN EFFECT...

.TONIGHT...Tropical storm conditions. Southeast winds 35 to
45 knots with gusts up to 55 knots. Seas 12 to 16 feet,
occasionally to 20 feet. Wave Detail: East 13 feet at 8 seconds.
A chance of thunderstorms. Showers.
.WEDNESDAY...Tropical storm conditions expected. South winds
30 to 40 knots with gusts up to 50 knots, diminishing to 25 to
30 knots in the afternoon. Seas 12 to 15 feet, occasionally to
19 feet, subsiding to 11 to 13 feet, occasionally to 17 feet in
the afternoon. Wave Detail: South 13 feet at 9 seconds. A chance
of thunderstorms. Showers likely.
.WEDNESDAY NIGHT...South winds 20 to 25 knots with gusts up to
30 knots. Seas 9 to 12 feet, occasionally to 15 feet, subsiding
to 8 to 10 feet, occasionally to 13 feet after midnight. Wave
Detail: South 10 feet at 9 seconds. A chance of showers. A chance
of thunderstorms early in the evening, then a slight chance of
thunderstorms in the late evening and overnight.
.THURSDAY...South winds 20 to 25 knots, diminishing to 15 to
20 knots in the afternoon. Seas 6 to 8 feet, occasionally to
10 feet, subsiding to 5 to 6 feet, occasionally to 8 feet in the
afternoon. Wave Detail: Southwest 7 feet at 8 seconds. A chance
of showers. A chance of thunderstorms until late afternoon, then
a slight chance of thunderstorms late.
.THURSDAY NIGHT...South winds 10 to 15 knots with gusts up to
20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail:
South 5 feet at 8 seconds. A chance of showers with a slight
chance of thunderstorms early in the evening. A slight chance of
showers in the late evening and overnight. A slight chance of
thunderstorms late.
.FRIDAY...South winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: Southwest 3 feet at 7 seconds. A slight chance of showers
and thunderstorms early in the morning.
.FRIDAY NIGHT...Southwest winds 5 to 10 knots. Seas around
2 feet. Wave Detail: Southwest 2 feet at 6 seconds.
.SATURDAY...Southwest winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 6 seconds.
.SATURDAY NIGHT...Southwest winds 5 to 10 knots, increasing to
10 to 15 knots after midnight. Seas around 2 feet. Wave Detail:
Southwest 2 feet at 5 seconds. A slight chance of showers and
thunderstorms after midnight.
.SUNDAY...West winds 10 to 15 knots. Seas around 2 feet. Wave
Detail: Southwest 2 feet at 5 seconds. A slight chance of showers
and thunderstorms until late afternoon.
.SUNDAY NIGHT...West winds 10 to 15 knots with gusts up to
20 knots. Seas 2 to 3 feet. Wave Detail: Southwest 3 feet at
5 seconds. A slight chance of showers and thunderstorms after
midnight.

Winds and seas higher in and near thunderstorms.

$$