Tropical Depression Nine in the Gulf of America; California October Heat Wave Continues

Tropical Depression Nine is forecast to track toward the central U.S. Gulf Coast while strengthening into a tropical storm by early Wednesday and a hurricane on Thursday. Stay tuned to forecast updates. Much higher than typical October temperatures will continue across much of California through midweek. Temperatures are forecast to gradually cool beginning Thursday in Coastal California. Read More >

Last Update: 454 AM EDT Wed Oct 7 2026

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Key West, FL Local Forecast Office

3NM SE Key Largo FL

Marine Zone Forecast

Today

South to southwest winds 5 to 10 knots, becoming southwest. Seas around 1 foot. Nearshore waters smooth to a light chop. A chance of showers with a slight chance of thunderstorms.

Tonight

Southwest to west winds near 5 knots, becoming south to southwest and increasing to 5 to 10 knots. Seas 1 foot or less. Nearshore waters smooth, becoming smooth to a light chop. showers likely with a slight chance of thunderstorms.

Thursday

South winds 5 to 10 knots, becoming southeast. Seas around 1 foot. Nearshore waters smooth to a light chop. A chance of showers with a slight chance of thunderstorms.

Thursday Night

East to southeast winds 5 to 10 knots, becoming southeast and increasing to 10 to 15 knots. Seas around 1 foot, building to 1 to 2 feet. Nearshore waters smooth to a light chop, becoming a light to moderate chop. A slight chance of showers and thunderstorms.

Friday

Southeast winds 10 to 15 knots, becoming east to southeast. Seas 1 to 2 feet, building to 2 to 3 feet. Nearshore waters a light to moderate chop. A chance of showers with a slight chance of thunderstorms.

Friday Night

East to southeast winds near 15 knots, becoming southeast and increasing to 15 to 20 knots. Seas 2 to 3 feet, building to 3 to 4 feet, occasionally to 5 feet. Nearshore waters a moderate chop, becoming choppy. Showers likely with a slight chance of thunderstorms.

Saturday

Southeast winds 15 to 20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Nearshore waters choppy. A chance of showers with a slight chance of thunderstorms.

Saturday Night

Southeast winds near 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. Nearshore waters a moderate chop. A chance of showers and thunderstorms.

Sunday

East to southeast winds 10 to 15 knots. Seas 2 to 4 feet, occasionally to 5 feet. Nearshore waters a light to moderate chop.

Sunday Night

East winds 10 to 15 knots. Seas around 2 feet. Nearshore waters a light to moderate chop. A slight chance of showers and thunderstorms.