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A storm surge, storm flood, tidal surge, or storm tide is a coastal flood or tsunami-like phenomenon of rising water commonly associated with low-pressure weather systems, such as cyclones. It is measured as the rise in water level above the normal tidal level, and does not include waves.
Storm surge is an above-normal rise in seawater along the coast caused by a tropical storm or hurricane and exceeding normal astronomical tides. "These tropical cyclones generate enough wind and ...
Of the roughly 1,500 people who died during Hurricane Katrina in 2005, the NHC says many lost their lives directly or indirectly as a result of storm surge. The NHC explains that storm surges are ...
TALLAHASSEE, Fla. – Hurricane Helene is now predicted to reach Florida as a Category 4 hurricane, part of a frightening forecast of 130-mph winds and high storm surge that brings a dire scenario ...
Example of a SLOSH run A summary of strengths and limitations of SLOSH. Sea, Lake, and Overland Surge from Hurricanes (SLOSH) is a computerized model developed by the Federal Emergency Management Agency (FEMA), United States Army Corps of Engineers (USACE), and the National Weather Service (NWS), to estimate storm surge depths resulting from historical, hypothetical, or predicted hurricanes. [1]
Storm surge is the greatest threat to life and property from a hurricane, at least along the coast. Inland the greatest threat is flooding.
Along the northern coast of the lake, the storm surge ranged from 12 to 16 ft (3.7 to 4.9 m), based on high water marks. Tidal gauges failed during the hurricane, leading to an analysis led by FEMA to determine the storm surge. In some areas, the hurricane left few buildings left standing to record a high water mark. [4]
The National Hurricane Center has increased the peak storm surge forecast from 8-12 feet to 10-15 feet of inundation for the area from Anclote River to Tampa Bay.