More than 55 million Americans across the Midwest and Mississippi Valley are in the threat zone for a brewing severe weather outbreak expected to develop on Monday, with the potential for large hail, damaging winds, and tornadoes. This comes after days of severe weather that impacted the South and central U.S., resulting in numerous tornadoes, giant hail, and vicious winds. One confirmed, monstrous EF-4 tornado tore through Enid, Oklahoma, on Thursday evening, leaving a trail of destruction in its path. Local officials reported significant damage on the city’s southern side, particularly in the Gray Ridge area. After the tornado passed, officials said some residents were trapped in homes and storm shelters. Enid Mayor David Mason told FOX Weather on Friday that at least 40 homes were damaged in the Gray Ridge area. “I am very grateful to report that while homes have sustained significant damage, there have been no fatalities and only minor injuries,” Mason said.…