[Arizona Carolyn]

Okay, an admittedly stupid question. If the Magma is growing at that rate and glows red at night... why is there snow on top of the plug? Wouldn't it all melt?

[djf]

Look at the pic following your comment.

The lava dome is 500 feet tall and a third of a mile wide. The new activity is on the far side of the dome, where the glacier was.