Reflectivity radar image of the supercell thunderstorm with a pronounced hook echo signature at the rear flank of the storm. The storm near w:Breckenridge, Texas at around 5:20 PM CDT on April 9, 2008 prompted a tornado emergency for the immediate area for the possibility of a large and potential violent tornado. However, the tornado was later confirmed as a EF1 or weak tornado although considerable to structures was reported. Courtesy of NWS Fort Worth, Texas.

Source: http://www.srh.noaa.gov/fwd/April0910/april0910.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 ∙ +/−