Mayfly invasion caught on radar
Thu, 24 Jul 2014 00:36:46 GMT —
Doppler radar can detect rain, hail, wind speed and direction, and some other unwelcomed flying objects.
On July 20th near LaCrosse, Wisconsin, the local radar detected mayflies emerging from the Mississippi River.
For a look at the radar loop from that evening and some amazing and even scary pictures of the mayflies, click here.