Tropical Depression Nine Forms In Gulf, Threatens U.S. Gulf Coast
Tropical Depression Nine formed Tuesday over the warm waters of the Bay of Campeche and is moving northward, threatening heavy rain and flooding along the U.S. Gulf Coast this weekend.[1]
Forecast models increasingly agree the system will move north toward the U.S. Gulf Coast over the coming weekend.[1] Forecasters say it will bring moderate to heavy rainfall to the Gulf Coast and the Southeast whether or not it reaches tropical-storm strength, and it would be named Isaias if upgraded to a tropical storm.[1]
Tuesday's classification followed the disturbance organizing over the Bay of Campeche into a defined low and sustained convection, allowing it to be designated Tropical Depression Nine.[1]
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📌 Key Facts
- Tropical Depression Nine formed over the warm waters of the Bay of Campeche on Tuesday, October 6, 2026.
- Forecast models increasingly agree the system will move north toward the U.S. Gulf Coast over the coming weekend.
- The system is expected to bring moderate to heavy rainfall to the Gulf Coast and Southeast regardless of whether it reaches tropical-storm strength.
- If it becomes a tropical storm, it would receive the Atlantic season name Isaias.
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