Of the top of my head in regards to Af members past and present.

Mac = Alive
Sas = Alive
Puck = Alive
Shaman = Alive
Snowbird = Alive courtesy of Mr Larsen
Northstar = With Uncanny X-Men
Marrina = Believed dead for a long time, but last seen as a prisoner of the Master in Avengers #42-43?
Aurora, Maddison Jeffries = Renegade Weapon X members
Wildchild = Weapon X
Roger Bochs = Definately Dead ?
Manikin, Talisman, Albert Loui's, Wyre, Witchfire, Laura Dean + Goblyn = Last seen in vol 1 status unknown ?
Persuasion = Supposedly prisoner of Weapon X (but some kinda colouring problem ?)
Diamond Lil = Believed killed by Boxbot in Weapon X #5, but Mr Tieri says not the case.
Pseudo Mac = Dead as of Wolverine #173 ?
Sas 2 = Killed by Zodiac in vol 2
Radius = Dead as of Uncanny #405
Murmur, Oujia, Ghost Girl, Flex= Not seen since Vol 2
Windshear= Last I heard he was running an art type shop back in England (issue of Thunderbolts as reference)

Not sure if I missed anyone.