This tornado touched down near Allen, South Dakota on June 29, 2019 and remained nearly stationary for about 40 minutes.
<p>Gail S.
</p>
National Weather Service Forecast Office in Rapid City, South Dakota
2019-06-29
<a rel="nofollow" class="external free" href="https://www.weather.gov/unr/2019-06-29">https://www.weather.gov/unr/2019-06-29</a>