There are at least 3 artists called Without Warning 1. A progressive metal band from New York, United States 2. A rock band from California, United States 3. A metal band from Turku, Finland 4. Hard Rock band from the Pennsylvania/New York area, active from the mid '80s to early '90s. 1. Without Warning was formed in Fredonia NY in 1990 by Steven Michael - drums, Vinnie Fontanetta - keyboards, Jack Bielata - vocals, Ted Burger - guitar, and Graham Thomson - bass. Read more on Last.fm