Pyrocumulonimbus???

Yep, and here the link to an article about it.  I didn't even know there was such a cloud classification but apparently it's a pretty impressive event.

Meanwhile there's not much on the chasing horizon.  The next forecast for convection here in Virginia is next week as the pattern changes and the jet stream opens up the Gulf for moisture and provides SBCAPE:

This may be the first strong autumn cold frontal passage that could provide a chase or two, but I'll be content to wait out the models and see just how realistic this one is.