Tornadoes on the outer edges of a typhoon's spiral rain bands are a severe convective weather phenomenon that occurs on the periphery of tropical cyclone systems. Compared to the core region near the ...

This paper describes the formulation of a new model for the wake of a horizontal-axis wind turbine. As in many other models, the trailing vorticity is represented by a number of vortex lines which ...

A massive roll cloud blew over Timbercreek Canyon, Texas on Monday. A roll cloud is a horizontal cloud formation that glides relatively low to the ground, according to the National Oceanic and ...

Conceptual diagram of the influence of horizontal vortex tubes on tornado genesis and development during the intensification stage: (a) the effect of horizontal vortex tubes on tornado rotation; (b) ...