EF1 tornado in Okmulgee County, Oklahoma

This tornado snapped or uprooted numerous trees, damaged an outbuilding, damaged the roofs of a couple homes, and blew down power poles. Based on this damage, maximum estimated wind in the tornado was 100 to 110 mph.

Strong to severe thunderstorms developed along a dry line across northwest Texas and western Oklahoma during the late evening hours of the 25th, as a strong upper level disturbance translated into the Southern Plains. The storms moved east across Oklahoma during the early morning hours of the 26th, evolving into a squall line before reaching eastern Oklahoma. This complex of thunderstorms moved through eastern Oklahoma during the morning of the 26th, producing several tornadoes and damaging wind gusts.

Another round of thunderstorms developed into eastern Oklahoma during the afternoon hours of the 26th, as a dry line approached the area from the west. The strongest of these thunderstorms produced large hail up to ping pong ball size and damaging wind gusts.