Heavy Rain and Flooding Possible in the Southwest U.S, Ohio Valley, and Hawaii

Heavy rainfall is expected to continue through Thursday over New Mexico into far west Texas. Flash flooding and debris flows in wildfire burn areas will be possible. Heavy rain and flash flooding is also expected over the southern Appalachians and Ohio Valley. Tropical Depression 15-E, southeast of Hawaii, is expected to bring heavy rain beginning today to the Big Island and Maui. Read More >

Hazardous Weather Conditions

Short Term Forecast

Last Update: 447 AM EDT Wed Sep 23 2026

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Key West, FL Local Forecast Office

3NM NE Content Keys FL

Marine Zone Forecast

Today

Southwest winds 5 to 10 knots, becoming westerly. Seas 1 foot or less. Nearshore waters smooth to a light chop. Showers likely with a chance of thunderstorms.

Tonight

Southwest to west winds 5 to 10 knots. Seas 1 foot or less. Nearshore waters smooth to a light chop. A chance of showers and thunderstorms.

Thursday

West to northwest winds near 5 knots. Seas 1 foot or less. Nearshore waters smooth. A chance of showers and thunderstorms.

Thursday Night

West to northwest winds 5 to 10 knots, becoming north. Seas around 1 foot. Nearshore waters a light chop. A chance of showers and thunderstorms.

Friday

North to northeast winds 5 to 10 knots. Seas 1 to 2 feet. Nearshore waters a light chop. A chance of showers and thunderstorms.

Friday Night

North to northeast winds near 10 knots, becoming northeast 10 to 15 knots. Seas 1 to 2 feet. Nearshore waters a light chop, becoming a light to moderate chop. A chance of showers and thunderstorms.

Saturday

Northeast winds 10 to 15 knots, becoming north to northeast 5 to 10 knots. Seas 1 to 2 feet. Nearshore waters a light to moderate chop, becoming smooth to a light chop. A chance of showers and thunderstorms.

Saturday Night

North to northeast winds 5 to 10 knots. Seas 1 foot or less. Nearshore waters smooth to a light chop. A slight chance of showers.

Sunday

Northeast winds 5 to 10 knots, becoming north to northeast. Seas 1 to 2 feet. Nearshore waters smooth to a light chop. A chance of showers.

Sunday Night

Northeast winds near 5 knots. Seas 1 foot or less. Nearshore waters smooth. A chance of showers and thunderstorms.