Loki,
I use
http://www.lme.co.uk/nickel_graphs.asp
It's a pretty clunky format, but it's free!
At the moment it looks to me like there could be a floor around usd 26,000?? but with this market a severe undershoot is starting to worry me. Even if it comes recovers to 26,000 a spike down now is not going to be helpful for sp's.
EL