The tornado outbreak sequence of April 17–19, 1970 was a tornado outbreak sequence that occurred on April 17–19, 1970, across parts of the Midwest and South. An outbreak on April 17 produced many strong tornadoes, including four violent and long-lived tornadoes, in New Mexico, western Texas, and the Texas Panhandle. More tornadoes hit East Texas and Oklahoma on April 18, and additional tornadoes affected the Mississippi Valley and Midwest regions on April 19. At least 33 tornadoes occurred, 17 of which were F2 or greater (significant) in intensity. In addition to confirmed tornadoes, a possible F2 tornado hit the southern suburbs of Pampa, Texas, at 12:40 a.m. CST on April 18, unroofing or severely damaging 20 homes, destroying several trailers, and damaging municipal buildings.