Andrea (Needle Nose) makes fabulous coats. Her masterpieces are worn by all the most fashionable hounds on GT If you want a high quality, high fashion coat, I'd definitely recommend her. While you're at it, you should also invest in a four-legged jammie. The temps here never drop below 40-45F so I can't indulge in these luxuries.

However, if you're also looking for a flimsy-ish, one-layer fleece coat, you can't go wrong with Carol:
www.greyhoundfleecejackets.com

Here's one of Carol's coats:


Here's a homemade one: