Yes personally I think the sig is definitely a compelling marker. Especially after the patch that caused them to not be completely random anymore. Plus the fact of time. I have had a static that I did not warp to last upwards of a week. If in fact it was active it would have had the normal 24 hour timer.
Interiors for The Waltons were filmed on Stage 26 and Stage 20 of The Warner Bros. Studio which was known during the original series as The Burbank Studios.
Temperature variations between night and day tend to be moderate during summer with a difference that can reach 25 degrees Fahrenheit, and moderate during winter with an average difference of 20 degrees Fahrenheit. The annual average precipitation at Walton is 46.69 Inches. Rainfall in is fairly evenly distributed throughout the year.