How good of a predictor is your feel from an interview?

[Superhornet]

Generally agreed with everything above, with the exception of when you have some solid intel on the company, either because you have someone on the inside, or it's an interview for an internal-ish position. Serious expertise in the field can also give you clarity.

Interviewed for an identical job, within the organization, at a site 500 miles away. Walked out and was on the phone to my wife before I left the parking lot. "Start packing."