3 amber lights moving over Eugene slowly at 3000ft. below clouds silentlyUFO crafts flew from the south , northward over the city below clouds at a height of about 3000ft. in line at a distance of about 400 yards apart from each other. Amber in color solid lights moving at what looked like 30 mph silently. We are a train crew that stopped and watched with amazement all of us knowing what it was! We did report this to the management .