The issue has been discussed extensively (and quite often) on the old SPMBT mailing list.
The conclusion was always the same. The scale of SPMBT doesn't allow the modelling of a tactical nuke explosion, even if the operations advised by Troopie would be a solution.
Do that, with Carmina Burana "Fortuna Imperatrix Mundi" at max volume, the effect will be very coreographic