Forward-Flank Downdraft - Cold, dense air descending through the front of the storm Rear-Flank Downdraft - Cold, dense air descending through the back of the storm ...

The forward flank downdraft (often abbreviated FFD) forms from the rain-cooled air of the main downdraft hitting the surface and spreading out in all directions. This is called an outflow.

Forward flank downdraft: This carries precipitation forward, influenced by the jet stream. The mesocyclone and wall clouds. Central to the supercell is the mesocyclone, which can lower to form ...

These massive wind-producing thunderstorm complexes often come out of nowhere, creating devastating destruction.

Red zone (forward flank microburst): Covers large swaths of north and east Austin, where peak winds and destruction were concentrated. Yellow zone (rear flank downdraft): A slightly weaker path ...

Rear flank downdraft: This zone moved over downtown Austin with winds of 55 to 75 mph, ... Forward flank microburst: A stronger blast of wind moved through north, ...

Explainer: Rear flank downdraft possible cause of damage during storms in Montgomery, Greene Co. By WHIO Staff. August 22, 2022 at 6:33 pm EDT. By WHIO Staff.