Q: Who is the hot blonde weather girl in the AT&T U-verse “Hey Marcel” commercial?
A: Andrea Bogart.
Hey Andrea! What have you done? She’s been in episodes of Grounded for Life, CSI: NY, and Ghost Whisperer. In 2008 she appeared in Taco Bell’s commercial for their new Bacon Club Chalupa, and it re-aired in the summer of 2010. She’s also been on a reoccuring role on General Hospital.
Here be her Wikipedia page.
IMDB page too.