Does Rock Spring, Wyoming get snow in the winter and do they have sand or dust storms in the summer?

Answer 1

Yes, considerable snow. Plenty of wind, but I don't recall much in the way of dust storms.

For more, here is a link to the Casper Star Tribune (Biggest newspaper in Wyoming):

http://www.casperstartribune.net

Here is a link to the Rock Springs newspaper;
http://www.rocketminer.com/