NOAA radar shot of the first two Nashville supercells and the southwestern Tennessee supercell during the Tennessee Valley Outbreak of April 16, 1998.

Courtesy of NOAA

Source:http://www.srh.noaa.gov/bna/research/images/f51.jpg via http://www.srh.noaa.gov/bna/research/f5.htm

This image is in the public domain because it contains materials that originally came from the U.S. National Oceanic and Atmospheric Administration, taken or made as part of an employee's official duties. العربية ∙ čeština ∙ Deutsch ∙ Zazaki ∙ English ∙ español ∙ eesti ∙ suomi ∙ français ∙ hrvatski ∙ magyar ∙ italiano ∙ 日本語 ∙ 한국어 ∙ македонски ∙ മലയാളം ∙ Plattdüütsch ∙ Nederlands ∙ polski ∙ português ∙ română ∙ русский ∙ sicilianu ∙ slovenščina ∙ Türkçe ∙ Tiếng Việt ∙ 简体中文 ∙ 繁體中文 ∙ +/−