There are dozens of on the air and of course a lot of off the air people also
This site will give you also if info on each on air person. It may not have their exact ages, but it will give you each of their names and infomatoin about them ( including a picture)
I am sure if you take one name at a time and do a Google or Yahoo search for each one you can find out more about each one.
http://www.weather.com/aboutus/telev...m=ssonairpromo