Dead Meadow: Mostly Cloudy With a 100 Percent Chance of RockingStage banter was held to a minimum at last night’s Dead Meadow show at the Bowery Ballroom, as the D.C. stoner trio used the gaps between druggy guitar epics simply to give thanks and catch their breaths — which certainly couldn’t have been easy given the huge clouds of pot smoke billowing up from their audience.