What is the difference between a hurricane and a typhoon?
Once a tropical cyclone reaches maximum sustained winds of 74 miles per hour or higher, it is then classified as a hurricane, typhoon, or tropical cyclone, depending upon where the storm …
NOAA Historical Hurricane Tracks
NOAA's Historical Hurricane Tracks is a free online tool that allows users to track the paths of historic hurricanes. The site, developed by the NOAA Office for Coastal Management in …
New data for improved navigation in the upper Hudson River
Jan 30, 2025 · The Hudson River Estuary PORTS® station at Turkey Point, New York in January 2025. It measures and disseminates observations and predictions of water levels, currents, …
What is a bight? - NOAA's National Ocean Service
A bight is a long, gradual bend or recess in the shoreline that forms a large, open bay.
How do hurricanes form? - NOAA's National Ocean Service
Hurricanes are powerhouse weather events that suck heat from tropical waters to fuel their fury. These violent storms form over the ocean, often beginning as a tropical wave—a low pressure …
High Frequency Radar Data Enhance New York Harbor Navigation
Current News Thanks to high frequency radar, near real-time surface current observations and tidal current predictions are now available online for New York Harbor.
East Coast: Harmful Algal Blooms - NOAA's National Ocean Service
Jun 19, 2019 · The most well known harmful algal bloom (HAB) on the east coast is Alexandrium catenella, also known as the Gulf of Maine “ red tide.” This toxic dinoflagellate produces …
What is a tsunami? - NOAA's National Ocean Service
Tsunamis are giant waves caused by earthquakes or volcanic eruptions under the sea. They speed along as fast as jet planes. As they near land, these waves rear up to great heights and …
Great Lakes: Harmful Algal Blooms
Blooms of the blue-green algae, or cyanobacteria blooms, is a frequent occurence in the Great Lakes (particularly in Lake Erie), causing impacts to human and ecosystem health, including …
Sandy Five Years Later - NOAA's National Ocean Service
Jun 16, 2024 · Five years ago post tropical cyclone Sandy struck at high tide, driving catastrophic storm surge into coastal New Jersey and New York unlike anything seen before. Thirty four …