The convective movement of firebrands carried over the main perimeter of a fire.

Using a unit up ahead of some Siege Units to reveal the fog of war so the Siege Units can fire from long distances.

when sparks or flaming material from a fire are carried by surface wind or winds generated by the fire that fall beyond the main fire perimeter and result in spot fires.

the starting of new fires, called spot fires, by sparks and embers that drift ahead of an advancing wildfire.

Behavior of a fire producing sparks or embers that are carried by the wind and start new fires beyond the zone of direct ignition by the main fire.

Mass transfer of firebrands ahead of a fire front.

A fire spreading by spot fires occurring ahead of the main fire by flying sparks and embers or firebrands.

Note Spot Fire and Fire Behaviour.