Quoting myself to answer my own question, because i'm cool like that. JK I just was doing more reading and came across this.
"What we learned later, when they were towing her car, a few hunters flagged down the people who were towing it and said they had actually talked to her on Sunday at about 2 p.m. The report was, she had a flat tire, and the back window of her car was smashed out at that time. She told them she had messed up her car, and she was looking to get to the top of the mountain," Scuderi said.
First thing Wednesday morning, I called the Zen Center, and they said that she had been there probably 8 or 9 a.m. that Sunday, but had left," Scuderi said.
Then, Wednesday was when Louis filed the missing person's report," Lane said.
"Hunters flagged down the people who were towing her car, and said they talked to her. She had a flat tire, and the back window of her car was smashed out," Ingrid's husband told KOAT.
www.koat.com
So all of my bolded questions are answered in this article.
10/15 5-5:30a She left home
10/15 9a left the zen center
10/15 2pm the hunters talked to her
10/18 husband reported her missing
10/18 car located via air tag