Violent
meteorological phenomena are called
storms. Regular, cyclical phenomena include
seasons and
atmospheric circulation.
climate change is often semi-regular. File:Galunggung.jpg|
Lightning strikes during the eruption of the
Galunggung volcano in 1982 File:A tornado near Anadarko, Oklahoma, on May 3, 1999.jpg|A
tornado on
May 3, 1999 in central Oklahoma
Atmospheric optical phenomena Oceanographic •
Oceanographic phenomena include
tsunamis,
ocean currents and
breaking waves.
Gallery File:Tsunami by hokusai 19th century.jpg|Tsunami by Hokusai 19th century File:Ocean currents 1911.jpg|Source: "
Physiography for High Schools" by Albert L. Arey, Frank L. Bryant, William W. Clendenin, and William T. Morrey. 1911, USA. File:Big wave breaking in Santa Cruz.jpg|Shoreline wave-breaking (surf); Human riding surfboard. ==See also==