Hurricane Isaias strengthens, aims at US Gulf Coast landfall
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Hurricane Isaias, the first hurricane of this year’s Atlantic season, has strengthened and will make landfall over the coming days.
Early on Thursday morning, the storm intensified into a category one hurricane carrying sustained wind speeds exceeding 80 mph (129 km/h). Authorities expect the system to strike parts of the US Gulf Coast on Friday or Saturday, bringing damaging winds, torrential rain, and a dangerous storm surge.
In response, officials issued Hurricane and Storm Surge Watches across threatened coastal areas. The emergence of Isaias breaks a record-setting quiet stretch in the Atlantic season, during which an expanding El Niño pattern suppressed storm development.
In its latest update, the US National Hurricane Center projects that Hurricane Isaias will strengthen further into a strong category two hurricane by Friday morning, packing sustained winds near 110 mph (177 km/h).
While swirling out at sea, the storm will deliver its initial impacts to parts of Mexico, where strong winds and up to 4 inches (100 mm) of rainfall could hit the Bay of Campeche and the Yucatan Peninsula.
Forecasters expect Isaias to make landfall along the Gulf Coast near the Florida Panhandle and Mississippi border during the early hours of Saturday local time.
Following landfall, the storm will track northward into Alabama and deeper into Missouri. Although the system will weaken to a tropical storm after moving inland, it will continue to unleash dangerous winds and flooding rains throughout Saturday.
Rainfall totals across the Gulf Coast, stretching from southeast Louisiana to northwest Florida, will reach between 3 and 6 inches (75 to 150 mm). Certain locations could receive up to 10 inches (250 mm) of rain, triggering flash flooding - particularly in urban areas - and creating a risk of isolated river flooding.
To prepare for potential damage, Florida Governor Ron DeSantis declared a state of emergency across 25 counties. Meteorologists at the US National Weather Service posted Hurricane and Storm Surge Watches along the Gulf Coast.
The incoming storm forced organizers to cancel or reschedule several major sporting events throughout the region. However, organizers still expect to hold the highly anticipated football game between the University of Georgia and the University of Alabama in Tuscaloosa on Saturday, an event President Donald Trump plans to attend.
As Isaias pushes further inland and loses access to warm ocean waters, the storm will weaken, yet it will still dump disruptive rain across expansive portions of the southeast United States, reaching as far north as the Tennessee Valley and the Carolinas.
US forecasters previously predicted that the 2026 hurricane season would remain quieter than average because a developing strong El Niño in the Pacific Ocean creates heightened wind shear over the Caribbean and Atlantic, tearing developing storms apart.
Nonetheless, while El Niño lowers the likelihood of storm creation, it does not prevent formation entirely. Isaias organized within a pocket featuring limited wind shear and extremely warm sea surface temperatures of 30-31°C, supplying the storm with ample thermal fuel.
Although meteorologists expect Isaias to encounter stronger wind shear as it tracks northward over the next few days - somewhat restricting its intensification - exact forecasts remain subject to change as the system advances.
Source: BBC (adapted)
