It doesn't necessarily matter whether or not it's an HD set, only that it has a digital tuner, which is basically all you can buy today. As for the antenna, most of them now are directional. You can actually go online and find out where the towers are in your area so you can point your antenna at it for the best signal. That's basically how you'd have to set it up at home anyway. In this case I would think it would be pretty straightforward since you're trying to choose one specific broadcast and not trying to find the best compromise point to get all channels.
Whether it's indoor or outdoor just depends on whether you plan to tailgate in the snow.
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