Supposedly this is visible in the southern hemisphere now and will shortly be visible in the northern hemisphere soon. I am having trouble finding much information on it, but some pictures are starting to show up on Flickr:
http://www.flickr.com/photos/lrargerich/8523783583/
Since it is a new comet, apparently it can be great, or fizzle, according to the following:
http://lunarscience.nasa.gov/article...s-brightening/
http://newsfeed.time.com/2013/03/06/...ever-of-earth/
Based on the picture on Flickr, maybe better than expected?
Below is NASA's forecast for visability:
Apparently, there is another comet coming this fall. Some are forecasting comet Ison to be as bright as a full moon in daylight. It will be here Aug-13 through Jan-14.
http://en.wikipedia.org/wiki/C/2012_S1
Just in case anyone is interested.