Jaybird's wireless Run XT earbuds are fully waterproof too
 

Jaybird has upgraded its Run wireless earbuds, encasing them in IPX7 housing to make them fully waterproof. The original version is only sweatproof and water-resistant, but you can presumably use this one out in the storm. Jaybird calls this variant...

https://www.engadget.com/2019/01/29/...ly-waterproof/