National Weather Service United States Department of Commerce

Helene Strengthening and Expected to Bring Catastrophic Winds and Storm Surge to the Northeastern Gulf Coast

Helene is expected to bring life-threatening and catastrophic storm surge and damaging hurricane-force winds to Florida and inland across the Southeast. Catastrophic and life-threatening flash/urban flooding, including landslides, is expected across the southern Appalachians. Considerable to locally catastrophic flash flooding is likely for northwestern and northern Florida and the Southeast. Read More >

The mission of the National Weather Service is to provide weather, water, and climate data, forecasts, warnings and Impact-based Decision Support Services (IDSS) for the protection of life and property and enhancement of the national economy.  NWWS supports this mission with timely dissemination of weather information, alerts, and warnings for use by the public, re-broadcast by the media, and integration into both private and commercial software applications.