What is the function of the rear flank downdraft (RFD) in tornado genesis?

A scale for classifying tornadoes according to the damage they cause; the tornado's rotational wind speed is inferred from an analysis of the wind damage. Separate the tornado myths from the tornado facts ... In fact, an overpass can act as a wind tunnel and may cause accelerated wind that collect debris, causing ... Feb 19, 2024 ... Most strong tornadoes are formed from rotating thunderstorms that are surface based; they primarily get their inflow from warm air near the ... The parent thunderstorms typically have very strong updrafts with speeds of 36 km/h and which are developed in a wind-shear environment which causes the updraft ... Tropical storms are known for two hazards, storm surge and inland flooding, but they're capable of spawning another hazard: tornadoes. Apr 12, 2016 ... Paint can chip or discolor, vinyl siding can crack or dent, stucco can have holes punched in it, and trim around brick walls can suffer ... Either way, these types of large tornadoes can cause significant damage, dismantling homes and buildings, flinging vehicles and uprooting trees. Advertisement. Feb 6, 2019 ... Basically, tornadoes stop when the conditions that sustain them cease. Wind speed drops, air pressure changes - tornadoes are responses to a set ... Feb 25, 2025 ... How exactly do tornadoes form? What are the causes of wind shear that lead to rotation? NOAA scientists are working to learn more about tornado ... For example, a hurricane making landfall may trigger many tornadoes to form. Tornado wind speeds may reach 100 to 300 mph and cause havoc on the ground, but ...