Blue light in 5 seconds.Like an exhaust of a rocket or a firework of gigantic proportion without the fireworks itself. Blurry streak of light, rather fast like a jet plane. The sighting were about the height of the clouds that night. One could see the light among the clouds. A streak of blueish light starting in the sky and 5 seconds later to disappear.((NUFORC Note: Witness elects to remain totally anonymous; provides no contact information. PD))