Atlantic Hurricane Outlook – October 2, 2025

Imelda weaker but still impactful; Humberto dissipates; hazardous marine conditions persist

Atlantic Basin Overview

  • Hurricane Imelda
    Imelda passed near Bermuda, causing widespread power outages, downed trees, and strong winds. It has since weakened to Category 1 status with sustained winds near 80 mph and is moving east-northeast at 30 mph. No U.S. landfall is expected as Imelda continues to track away.

  • Hurricane Humberto
    Humberto has merged with frontal systems and lost tropical characteristics, transitioning into an extratropical cyclone. Its circulation is no longer classified as a hurricane, though its remnant energy continues contributing to swells and marine hazards along the Atlantic.

  • Other Disturbances / Waves
    Additional Atlantic waves are being watched, but none currently show robust development or trajectories toward U.S. coasts under present forecasts.

Environmental Conditions

  • Sea Surface Temperatures (SSTs):
    SSTs near Imelda and Bermuda remain warm enough to support tropical cyclone strength, but cooler waters lie ahead along its projected path, which will continue to weaken it.

  • Wind Shear:
    Vertical wind shear is increasing across Imelda’s circulation, eroding convection and weakening structural organization.

  • Humidity & Dry Air / SAL:
    Dry mid-level air and dust from the Saharan Air Layer are penetrating outer bands and suppressing convection, especially in weaker waves farther east. These factors continue to restrict new storm development.

Sea Surface Temperature imagery courtesy of Windy.com

Wind courtesy of Windy.com

Relative Humidity data courtesy ofWindy.com

Dust data courtesy of Windy.com

Gulf of America & Caribbean

The Gulf of America and Caribbean remain quiet, with no organized tropical systems. Shower and thunderstorm activity is typical for early October, but no tropical threats are present.

Florida & Eastern U.S. Forecast

Florida and the Southeast U.S. are not expected to see a tropical landfall from Imelda. However, the East Coast continues to experience dangerous surf, strong rip currents, and elevated coastal flooding potential, driven by Imelda and Humberto’s residual swell energy.

Rain forecast visualization courtesy of Windy.com

TL;DR – October 2 Snapshot

  • Imelda is now a Category 1 hurricane, weakening as it moves away from Bermuda.

  • Humberto has lost its tropical nature and is now extratropical.

  • Warm SSTs support Imelda, but increasing shear and dry air accelerate weakening.

  • Gulf of America and Caribbean remain calm.

  • U.S. East Coast should continue monitoring marine conditions—surf and rip currents remain the main hazard.

Alex Mitchell

Alexander Mitchell, a dedicated father, combines his passion for finance with a commitment to higher education. With expertise in finance and engineering, he strives to impart valuable knowledge to students. When he's not advancing academic pursuits, Alex cheers on his beloved Cleveland Browns, proudly representing his hometown.

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Atlantic Hurricane Outlook – October 1, 2025