Hazardous marine condition(s):
Tropical Storm Warning
GMZ500-GMZ501-221400-
837 PM CDT Tue Jul 21 2026
.SYNOPSIS FOR PASCAGOULA TO ATCHAFALAYA RIVER OUT 60 NM...
The center of Tropical Storm Bertha will move west along the
Louisiana gulf coast today through Thursday. As the system moves
over our local waters, expect winds and seas to increase with
tropical storm conditions possible for most if not all the local
waters. The system will move west of the region Thursday and
conditions should improve going into the upcoming weekend.
$$
GMZ534-221400- Lake Borgne- 837 PM CDT Tue Jul 21 2026 TROPICAL STORM WARNING IN EFFECT TONIGHT North winds 10 to 15 knots, increasing to 15 to 20 knots with gusts up to 25 knots after midnight. Waves 2 to 4 feet. A slight chance of showers and thunderstorms early this evening. WEDNESDAY Tropical storm conditions possible. Northeast winds 20 to 25 knots with gusts up to 30 knots. Waves 4 to 5 feet. A chance of showers and thunderstorms in the late morning and afternoon. WEDNESDAY NIGHT Tropical storm conditions possible. East winds 20 to 25 knots with gusts up to 35 knots. Waves 3 to 4 feet. Showers and thunderstorms likely in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. THURSDAY Southeast winds 15 to 20 knots with gusts up to 30 knots. Waves 3 to 4 feet. 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. Waves around 2 feet. A chance of showers and thunderstorms early in the evening, then a slight chance of showers and thunderstorms in the late evening and overnight. FRIDAY Southwest winds 5 to 10 knots. Waves 1 foot or less. A chance of showers. A slight chance of thunderstorms early in the morning, then a chance of thunderstorms in the late morning and afternoon. FRIDAY NIGHT Southwest winds 5 to 10 knots. Waves around 2 feet. A chance of showers and thunderstorms early in the evening, then a slight chance of showers and thunderstorms in the late evening and overnight. SATURDAY Southwest winds 5 to 10 knots. Waves 1 foot or less. A slight chance of showers and thunderstorms. SATURDAY NIGHT Southwest winds 5 to 10 knots. Waves around 2 feet. A slight chance of showers and thunderstorms early in the evening. SUNDAY West winds 5 to 10 knots. Waves around 2 feet. A slight chance of showers and thunderstorms. SUNDAY NIGHT West winds 10 to 15 knots. Waves 2 to 3 feet. A slight chance of showers and thunderstorms early in the evening. Winds and waves higher in and near thunderstorms. $$
GMZ534-221400- Lake Borgne- 837 PM CDT Tue Jul 21 2026 TROPICAL STORM WARNING IN EFFECT TONIGHT North winds 10 to 15 knots, increasing to 15 to 20 knots with gusts up to 25 knots after midnight. Waves 2 to 4 feet. A slight chance of showers and thunderstorms early this evening. WEDNESDAY Tropical storm conditions possible. Northeast winds 20 to 25 knots with gusts up to 30 knots. Waves 4 to 5 feet. A chance of showers and thunderstorms in the late morning and afternoon. WEDNESDAY NIGHT Tropical storm conditions possible. East winds 20 to 25 knots with gusts up to 35 knots. Waves 3 to 4 feet. Showers and thunderstorms likely in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. THURSDAY Southeast winds 15 to 20 knots with gusts up to 30 knots. Waves 3 to 4 feet. 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. Waves around 2 feet. A chance of showers and thunderstorms early in the evening, then a slight chance of showers and thunderstorms in the late evening and overnight. FRIDAY Southwest winds 5 to 10 knots. Waves 1 foot or less. A chance of showers. A slight chance of thunderstorms early in the morning, then a chance of thunderstorms in the late morning and afternoon. FRIDAY NIGHT Southwest winds 5 to 10 knots. Waves around 2 feet. A chance of showers and thunderstorms early in the evening, then a slight chance of showers and thunderstorms in the late evening and overnight. SATURDAY Southwest winds 5 to 10 knots. Waves 1 foot or less. A slight chance of showers and thunderstorms. SATURDAY NIGHT Southwest winds 5 to 10 knots. Waves around 2 feet. A slight chance of showers and thunderstorms early in the evening. SUNDAY West winds 5 to 10 knots. Waves around 2 feet. A slight chance of showers and thunderstorms. SUNDAY NIGHT West winds 10 to 15 knots. Waves 2 to 3 feet. A slight chance of showers and thunderstorms early in the evening. Winds and waves higher in and near thunderstorms. $$