Tropical Depression Nine Forms in Gulf, Expected to Become Hurricane Isaias by Thursday
Tropical Depression Nine (TD9) has formed in the southwestern Gulf of Mexico, specifically in the Bay of Campeche, as of Tuesday, October 6, 2026. The system is forecast to strengthen into Tropical Storm Isaias by Tuesday night or Wednesday morning, and then become the first hurricane of the 2026 Atlantic season by Thursday. A landfall near the Louisiana coastline is anticipated.
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