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How Hurricane Isaias broke through to become the first Atlantic hurricane in an extremely quiet 2026 season

<name>Christopher Davis, Professor of Earth, Geographic, and Climate Sciences, UMass Amherst</name> <foaf:homepage rdf:resource="https://theconversation.com/profiles/christopher-davis-2718762"/>· 9 octobre 2026

Hurricane Isaias just after making landfall near Destin, Fla., on Oct. 9, 2026. NOAA Hurricane Isaias shattered the peace of one of the quietest Atlantic hurricane seasons on record as it grew into 2026’s first Atlantic hurricane and made landfall on the northern Gulf Coast near Destin, Fla., late…

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Isaias breaks quiet season

Hurricane Isaias became the first Atlantic hurricane of 2026 on October 7, breaking a record for the latest-forming first hurricane since 1905.

The Category 2 storm made landfall near Destin, Florida, on October 9, bringing a 5.6-foot storm surge to Panama City Beach and causing damaging winds and flooding rain as it moved inland toward the Appalachian Mountains.

This event was highly unusual because the 2026 Atlantic hurricane season had been extremely quiet until then, with no hurricanes forming in the first two-thirds of the season.

Typically, by early October, the Atlantic would have already seen five hurricanes, including two major ones.

The storm’s unusual timing and strength raised questions about why it formed when others did not.

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