Autogotistical Carpinions: The Search Begins

Having had a few days to think on it, I'm slowly putting together some loose specifications for storm chase vehicles. Here are a few of the items on the wish list:

Looking for decent traction available at all four corners
Hoping for a BIG sunroof and windows
Some extra bit of ground clearance for when we have to leave the road temporarilly, or when the road has surprises
Gas milage in the high twenties (or better) for lots of range
Room enough for four to crash for a short time without rearranging too much gear.

These requirements are pretty hard to meet with any single vehicle, but for right now they are merely a set of guidelines to help compare possible candidates. Most of the vehicles that have crossed my mind for this job fit into various "crossover" categories. Here are some of them, in no particular order: