Hazardous marine condition(s):
Small Craft Advisory
GMZ300-301815-
1133 PM CST Sat Nov 29 2025
.Synopsis For High Island to the Matagorda Ship Channel Out 60 NM
including Galveston and Matagorda Bays.
Onshore winds will continue through the next few hours ahead of
an approaching cold front. This front and associated showers and
thunderstorms are expected to reach the bays late tonight, then
push over the Gulf waters early Sunday morning. Isolated strong
thunderstorms will be possible. Moderate to strong north winds
(sustained 20 to 25 knots with gusts to 30 to 35 knots) can be
expected in the wake of the front, and elevated seas of 5 to 8 ft.
Small Craft Advisories are in effect late tonight through Sunday
night for the Bays, and through Monday morning for the coastal
waters. Another upper level disturbance will move through Sunday
night and Monday bringing another round of rain and embedded
thunderstorms. Additional Small Craft Advisories are possible
Monday night into Tuesday morning as moderate to strong
northeasterly winds develop behind this exiting system.
$$
GMZ350-355-301815- Coastal waters from Freeport to Matagorda Ship Channel TX out 20 NM-Coastal waters from High Island to Freeport TX out 20 NM- 1133 PM CST Sat Nov 29 2025 SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM CST SUNDAY THROUGH LATE SUNDAY NIGHT OVERNIGHT South winds 10 to 15 knots with gusts up to 20 knots, becoming northwest 15 to 25 knots late. Seas 3 to 5 feet. Wave Detail: Southeast 4 feet at 6 seconds. Showers with thunderstorms likely. SUNDAY North winds 20 to 25 knots with gusts up to 30 knots. Seas 3 to 5 feet. Wave Detail: Southeast 3 feet at 6 seconds. Showers with a chance of thunderstorms in the morning, then a chance of showers in the afternoon. SUNDAY NIGHT Northeast winds 20 to 25 knots. Seas 3 to 5 feet. Wave Detail: East 5 feet at 6 seconds and south 1 foot at 6 seconds. A chance of showers. MONDAY Northeast winds 15 to 20 knots. Seas 3 to 5 feet. Wave Detail: East 5 feet at 6 seconds. Showers. MONDAY NIGHT North winds around 20 knots, increasing to 20 to 25 knots after midnight. Seas 3 to 5 feet. Wave Detail: East 4 feet at 6 seconds and south 1 foot at 6 seconds. Showers likely, mainly in the evening. TUESDAY North winds 20 to 25 knots, diminishing to around 20 knots in the afternoon. Seas 3 to 5 feet. Wave Detail: Southeast 3 feet at 6 seconds. TUESDAY NIGHT Northeast winds 10 to 15 knots. Seas 2 to 4 feet. WEDNESDAY Southeast winds 10 to 15 knots. Seas 2 to 4 feet. A chance of showers in the afternoon. WEDNESDAY NIGHT Southeast winds 10 to 15 knots. Seas 2 to 4 feet. A chance of thunderstorms. Showers. THURSDAY Northeast winds 15 to 20 knots. Seas 3 to 4 feet. Showers with a chance of thunderstorms. THURSDAY NIGHT Northeast winds 15 to 20 knots. Seas 3 to 5 feet. Showers likely. Winds and seas higher in and near thunderstorms. $$
GMZ350-355-301815- Coastal waters from Freeport to Matagorda Ship Channel TX out 20 NM-Coastal waters from High Island to Freeport TX out 20 NM- 1133 PM CST Sat Nov 29 2025 SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM CST SUNDAY THROUGH LATE SUNDAY NIGHT OVERNIGHT South winds 10 to 15 knots with gusts up to 20 knots, becoming northwest 15 to 25 knots late. Seas 3 to 5 feet. Wave Detail: Southeast 4 feet at 6 seconds. Showers with thunderstorms likely. SUNDAY North winds 20 to 25 knots with gusts up to 30 knots. Seas 3 to 5 feet. Wave Detail: Southeast 3 feet at 6 seconds. Showers with a chance of thunderstorms in the morning, then a chance of showers in the afternoon. SUNDAY NIGHT Northeast winds 20 to 25 knots. Seas 3 to 5 feet. Wave Detail: East 5 feet at 6 seconds and south 1 foot at 6 seconds. A chance of showers. MONDAY Northeast winds 15 to 20 knots. Seas 3 to 5 feet. Wave Detail: East 5 feet at 6 seconds. Showers. MONDAY NIGHT North winds around 20 knots, increasing to 20 to 25 knots after midnight. Seas 3 to 5 feet. Wave Detail: East 4 feet at 6 seconds and south 1 foot at 6 seconds. Showers likely, mainly in the evening. TUESDAY North winds 20 to 25 knots, diminishing to around 20 knots in the afternoon. Seas 3 to 5 feet. Wave Detail: Southeast 3 feet at 6 seconds. TUESDAY NIGHT Northeast winds 10 to 15 knots. Seas 2 to 4 feet. WEDNESDAY Southeast winds 10 to 15 knots. Seas 2 to 4 feet. A chance of showers in the afternoon. WEDNESDAY NIGHT Southeast winds 10 to 15 knots. Seas 2 to 4 feet. A chance of thunderstorms. Showers. THURSDAY Northeast winds 15 to 20 knots. Seas 3 to 4 feet. Showers with a chance of thunderstorms. THURSDAY NIGHT Northeast winds 15 to 20 knots. Seas 3 to 5 feet. Showers likely. Winds and seas higher in and near thunderstorms. $$