Heavy to Excessive Rains in The Four Corners Region and Midwest; Heat Persists in the South-Central U.S.
Repeated rounds of showers and thunderstorms could bring a flash flooding threat across the Four Corners region and from the mid-Mississippi Valley into the lower Great Lakes. Hot temperatures and high humidity will continue to challenge daily records from the Southern Plains to the lower Mississippi Valley. Read More >
| NWS Forecast for: Gulf of America including Dry Tortugas and Rebecca Shoal Channel (GMZ034) Issued by: National Weather Service Key West, FL Last Update: 416 PM EDT Wed Sep 16 2026 | |
Tonight: Northeast to east winds 10 to 15 knots, increasing to 15 to 20 knots. Seas 2 to 3 feet, building to 2 to 4 feet, occasionally to 5 feet. Wave detail: northeast to east 3 feet at 5 seconds. Showers likely with a chance of thunderstorms. Thursday: Northeast to east winds near 15 knots, decreasing to near 10 knots. Seas subsiding to 2 to 3 feet. Wave detail: northeast to east 3 feet at 5 seconds. Showers likely with a chance of thunderstorms. Thursday Night: East winds 10 to 15 knots. Seas 2 to 3 feet. Wave detail: northeast to east 2 feet at 5 seconds. Showers likely with a chance of thunderstorms. Friday: East winds near 10 knots, decreasing to 5 to 10 knots. seas around 2 feet, subsiding to 1 to 2 feet. Showers likely with a chance of thunderstorms. Friday Night: East winds 5 to 10 knots. Seas 1 to 2 feet, subsiding to around 1 foot. Showers likely with a chance of thunderstorms. Saturday: East to southeast winds 5 to 10 knots. Seas around 1 foot. Showers likely with a chance of thunderstorms. Saturday Night: Southeast winds near 5 knots. Seas 1 foot or less. Showers likely with a chance of thunderstorms. Sunday: South winds near 5 knots. Seas 1 foot or less. A chance of showers and thunderstorms. Sunday Night: South to southwest winds near 5 knots. Seas 1 foot or less. Showers likely with a chance of thunderstorms. Monday: South to southwest winds near 5 knots. Seas 1 foot or less. Showers likely with a chance of thunderstorms. Monday Night: Southeast to south winds 5 to 10 knots. Seas around 1 foot. Showers likely with a chance of thunderstorms. | |
| Zone Forecast: Gulf of America including Dry Tortugas and Rebecca Shoal Channel (GMZ034) | |
Visit your local NWS office at: https://www.weather.gov/key |