In South Texas, bats caught up in the environment around a large and dangerous thunderstorm. This happened in the early evening of 19 March 2006, as part of a swarm of bats was overtaken by a tornado-warned supercell over eastern Val Verde County and southwestern Edwards County. Doppler velocities on radar shows that the bats are moving toward the storm, deadly encouter.
The Storm Prediction center web page of <a href="https://en.wikipedia.org/wiki/National_Weather_Service" class="extiw" title="en:National Weather Service">National Weather Service</a> (NOAA)
2006-03-19
<a rel="nofollow" class="external free" href="http://www.spc.noaa.gov/coolimg/batrad/index.html">http://www.spc.noaa.gov/coolimg/batrad/index.html</a>, modified to add French language