Well with 2 8-yarders, and since you are in a hot area, I would suggest something a litle lighter. Check out these two:

Scottish National heabyweight from eBay seller emeraldtartans:
In action:


Cloes up:


Or maybe the heavyweight weathered Lamont from SWK:


Your choice, and both are moderately priced, only 4 yards, and 13oz wool.