The Bz reading is in the deep red (South). This isn't good for satellites, but it's good if you like intense aurora. Tonight should be a warm-up for the other CMEs a-comin'. Here's a simulation of the Earth's bow-shock and magnetopause (it's also based on the ACE data).

[link to pixie.spasci.com]

And NASA has a Magnetopause sim. too. But shows a 24 hr. period so it takes a minute or two to load.

[link to iswa.gsfc.nasa.gov:8080]