Tropical Depression Twelve-E was a tropical cyclone that formed on October 12, 2011 and dissipated on October 12, 2011. As soon as advisories began, warnings were issued. The storm began as an invest south of the Gulf of Tehuantepec. The depression became post-tropical shortly after landfall late on October 12. On October 13, the NHC noted the possibility of the remnants regenerating in the Caribbean Sea.