These side winds cause the rising air mass to start spinning.
As the rotation tightens—much like a figure skater pulling in their arms to spin faster—the flames and embers from the ground are sucked into the vortex. A Tower of Flame Tornado de fuego
The story begins with a massive heat source, often a wildfire or a large urban blaze. As the fire burns intensely, it superheats the air directly above it. Because hot air is less dense than cool air, it begins to rise rapidly, creating a powerful upward current called an . Finding Its Rhythm These side winds cause the rising air mass to start spinning