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Bookmark or Share- What is a rip current? - NOAA's National Ocean ServiceRip currents are powerful, narrow channels of fast-moving water that are prevalent along the East, Gulf, and West coasts of the U.S., as well as along the shores of the Great Lakes. Moving at speeds of up to eight feet per second, rip currents can move faster than an Olympic swimmer.
- Rip Currents - NOAA's National Ocean ServiceA rip current, sometimes incorrectly called a rip tide, is a localized current that flows away from the shoreline toward the ocean, perpendicular or at an acute angle to the shoreline. It usually breaks up not far from shore and is generally not more than 25 meters (80 feet) wide.
- Longshore Currents - NOAA's National Ocean ServiceWhen a wave reaches a beach or coastline, it releases a burst of energy that generates a current, which runs parallel to the shoreline. This type of current is called a “longshore current.” Discover: How does an island disappear?
- Upwelling - Currents: NOAA's National Ocean Service EducationCurrents Tutorial Winds blowing across the ocean surface often push water away from an area. When this occurs, water rises up from beneath the surface to replace the diverging surface water.
- Rip Currents - Discover Your World - NOAA's National Ocean ServiceRip currents are powerful, channeled currents of water flowing away from shore. They can occur at any beach with breaking waves, including many Great Lakes. These currents are killers.
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