Thunderstorm Wind in Johnson County, Iowa
Thunderstorm Wind April 17, 2026 · Johnson County, Iowa
Where the report was made, with tornadoes recorded within 15 miles over the years.
What the National Weather Service wrote
Measured wind gust of 71 MPH at School in town. Tree blown over onto power lines. The time of the event was estimated using radar.
The wider storm
Numerous severe storms tracked across eastern IA, northwest IL, and northeast MO during the afternoon and evening of April 17. Widespread wind gusts between 60-80 mph (isolated 80-100 mph), large hail up to teacup size, and several tornadoes were reported.
The most significant damage occurred in Lena, IL where many homes and outbuildings were damaged, trees uprooted, and power lines downed by an EF2 tornado. Very strong straight-line winds also were documented in parts of the area.
Began near Lone Tree (41.4800, -91.4300).
Other tornadoes from the same storm system
2 more tornadoes the National Weather Service filed under this storm episode.
Source: NOAA Storm Events Database, event 1328919. Narratives are written by the National Weather Service forecast office that issued the report.
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