GMZ500-GMZ501-060800-
201 PM CDT Wed Aug 5 2026
.SYNOPSIS FOR PASCAGOULA TO ATCHAFALAYA RIVER OUT 60 NM...
Surface high-pressure axis over the southern Gulf is being absorbed
by the Bermuda ridge. The low-level pressure gradient may tighten
slightly Friday into the weekend as surface high pressure becomes
better established over the eastern Gulf while lower pressures
persist over the southern Plains and lower Mississippi Valley. This
will alter flow to more of a south to southeast direction Thursday
and then southeasterly to easterly through the weekend. Speeds
should generally remain around 5 to 10 knots, although periods of
10 to 15 knots will be possible over the outer waters as an easterly
fetch becomes better established late in the week. Seas will
generally remain 1 to 2 feet through Thursday.
Increasing Gulf moisture will also bring a gradual increase in
showers and thunderstorms beginning Thursday and continuing through
the weekend and into early next week. Convection will be most
common, in typical summertime fashion, over the coastal waters
during the overnight and morning hours. Then activity shifts inland
with the developing sea breeze during the afternoons.
$$
GMZ534-060800-
Lake Borgne-
201 PM CDT Wed Aug 5 2026
THIS AFTERNOON
South winds 5 to 10 knots. Waves 1 to 2 feet. A
slight chance of showers and thunderstorms early, then a chance of
showers and thunderstorms late.
TONIGHT
Southwest winds 5 to 10 knots. Waves around 2 feet in the
evening, then 1 foot or less. A chance of showers and thunderstorms
in the evening.
THURSDAY
Southwest winds around 5 knots, becoming southeast in
the afternoon. Waves 1 foot or less. A slight chance of showers and
thunderstorms in the afternoon.
THURSDAY NIGHT
Southeast winds 5 to 10 knots, becoming south
after midnight. Waves 1 foot or less.
FRIDAY
East winds 5 to 10 knots. Waves 1 foot or less, then
around 2 feet in the afternoon.
FRIDAY NIGHT
Southeast winds 5 to 10 knots, diminishing to around
5 knots after midnight. Waves 1 foot or less.
SATURDAY
East winds 5 to 10 knots. Waves 1 foot or less, then
around 2 feet in the afternoon.
SATURDAY NIGHT
Southeast winds 5 to 10 knots. Waves 1 foot or
less.
SUNDAY
East winds 5 to 10 knots. Waves 1 foot or less. A chance
of showers and thunderstorms.
SUNDAY NIGHT
South winds 5 to 10 knots. Waves 1 foot or less. A
slight chance of showers and thunderstorms after midnight.
Winds and waves higher in and near thunderstorms.
$$
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