As of 3 PM Sunday afternoon, two tornadoes have been confirmed in Iowa from the storms Sunday morning by the National Weather Service in the Quad Cities.
These occurred just east of the KWWL viewing area in Jackson and Scott counties. The tornado in Jackson County tracked through the southern part of Andrew. The tornado was on the ground for one mile from 6:03 AM to 6:05 AM, and had a path width of 50 yards (0.6 SW Andrew to 0.4 E Andrew). Winds were estimated at 100 mph, which is EF-1 strength. The tornado destroyed a building at the ag co-op, and several trees were snapped. No injuries were reported.
The tornado in Scott County occurred in Park View (1.7 SSW Park View to 2.0 SSE Park View), and was on the ground for 1 mile from 6:25 AM to 6:26 AM. The tornado had a path width of of 10 yards with an estimated wind at 80 mph, making this an EF-0. Several limbs were snapped from trees and crops were damaged. No injuries or fatalities reported.
The National Weather Service has a planned survey in Vinton and Walford (Benton and Linn counties) on Monday to determine whether straight-line wind caused extensive damage, or if there was a tornado. That report should be released once the survey is complete.