Thunderstorm Wind in Johnson County, Indiana
Thunderstorm Wind June 29, 2023 · Johnson County, Indiana
Where the report was made, with tornadoes recorded within 15 miles over the years.
What the National Weather Service wrote
Numerous trees and powerlines downed by thunderstorm wind gusts across the county. Over 7500 power outages caused by the storm.
The wider storm
Pre-dawn thunderstorms on the 29th brought more large hail, to southwestern counties, with golf ball sized hailstones (1.75) reported in both Youngstown (Vigo County) and south of Vincennes.
Organized severe winds then returned on the afternoon of the 29th when a decaying derecho produced widespread significant tree damage from west-central Indiana into the Indianapolis Metro, with noticeably less expansive damage continuing across the region's southern counties. Highest observed wind gusts were 74 mph at the Crawfordsville Regional Airport and 70 mph at Indianapolis Int'l. More than 75 percent of Clay, Vermillion and Vigo Counties were each without power amid scores of downed trees; more than 250,000 power outages occurred across the state.
Began near Smith Valley (39.6100, -86.2000).
Source: NOAA Storm Events Database, event 1098545. Narratives are written by the National Weather Service forecast office that issued the report.
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