Hurricane and Storm Surge Watches Issued for the Northern Gulf Coast for Strengthening Tropical Storm Isaias
Tropical Storm Isaias is forecast to track toward the central Gulf Coast while strengthening into a hurricane on Thursday. There is an increasing risk of damaging hurricane-force winds and life-threatening storm surge impacts along portions of the northern Gulf Coast Friday into Saturday. Isaias will bring heavy rainfall to the central Gulf Coast and much of the Southeast Friday into the weekend. Read More >
Hazardous Weather Conditions
Last Update: 446 PM EDT Wed Oct 7 2026
For More Weather Information:
16NM S Dry Tortugas Light FL
Marine Zone Forecast
Tonight
Southwest winds 5 to 10 knots, becoming south after midnight. Seas 1 foot or less. Wave detail: southeast to south 1 foot at 3 seconds. A chance of showers with a slight chance of thunderstorms.
Thursday
South winds near 10 knots, becoming southeast to south to 5 to 10 knots. Seas around 1 foot. Wave detail: south 1 foot at 3 seconds. A slight chance of showers and thunderstorms.
Thursday Night
East to southeast winds near 10 knots, increasing to 10 to 15 knots. Seas 1 to 2 feet, building to 2 to 3 feet. Wave detail: east to southeast 2 feet at 3 seconds. A slight chance of showers and thunderstorms.
Friday
Southeast winds 10 to 15 knots. Seas 2 to 3 feet, building to 3 to 4 feet, occasionally to 5 feet. West of halfmoon shoal light, seas 3 to 4 feet, occasionally to 5 feet, building to 4 to 6 feet, occasionally 8 feet due to a west swell. A chance of showers with a slight chance of thunderstorms.
Friday Night
Southeast winds 10 to 15 knots. Seas 4 to 5 feet, occasionally to 6 feet due to a west swell. Showers likely with a chance of thunderstorms.
Saturday
Southeast winds 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. A chance of showers and thunderstorms.
Saturday Night
East to southeast winds near 15 knots, increasing to 15 to 20 knots. Seas building to 4 to 5 feet, occasionally to 6 feet. A chance of showers and thunderstorms.
Sunday
East to southeast winds 15 to 20 knots, decreasing to 10 to 15 knots. Seas 4 to 5 feet, occasionally to 6 feet, subsiding to 2 to 3 feet.
Sunday Night
East winds 10 to 15 knots, decreasing to near 10 knots. Seas 2 to 3 feet, subsiding to around 2 feet.
Monday
Northeast to east winds 5 to 10 knots. Seas around 2 feet. A slight chance of showers.
Monday Night
Northeast to east winds 5 to 10 knots. Seas 1 to 2 feet. A slight chance of showers.
Additional Forecasts and Information
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