Mayfly Madness: This Massive Swarm of Mayflies Was so BIG it Was Detected on NWS Weather Radar While Invading Towns Along The Mississippi River and Heading Towards the Twin Cities

(Strange Sounds) A massive swarm of mayflies, detected by National Weather Service weather radar starting after 9 p.m. Thursday, invaded downtown Burlington, Iowa along the Mississippi River.

The post Mayfly Madness: This Massive Swarm of Mayflies Was so BIG it Was Detected on NWS Weather Radar While Invading Towns Along The Mississippi River and Heading Towards the Twin Cities appeared on Stillness in the Storm.