(Preble County, OH)--The National Weather Service said Monday that the tornado that struck Richmond’s east side on Saturday night was an EF-0. That’s the weakest rating of tornadoes on what’s known as the Fujita scale. The Weather Service estimated that the tornado had a maximum wind speed of 85 miles per hour. Also Monday, another as-yet unknown tornado was confirmed. Another EF-0 tornado touched down Saturday night on Weist Road less than a mile across the state line into Preble County. It was less than two miles due east of the Richmond Airport and damaged a home and a barn.