Vertex Standard eVerge digital radios are rated IP57 for dust and water protection. They are not only weatherproof, they are submersible in up to 1 meter of water for up to 30 minutes!
Don't take our word for it. Seeing is believing. Take a look at this video produced by Vertex Standard and watch a Vertex eVerge EVX-539 Digital Portable Two Way Radio take a dunk with total immersion while in operation. A complete line of eVerge EVX-530 Series radios are available from Buy Two Way Radios.