This case spans the tornadic outbreak on Palm Sunday (27 March 1994)
in Alabama. Gravity waves were triggered with deep convection that
developed in northeastern Texas. The waves modulated mesolows ...
A strong winter storm system moved over Southern California and
brought heavy rain as tropical moisture fed into the system. At the
same time, an intense storm system moved across Florida with tornadoes ...
On this day, the combination of abundant moisture, an unusually
intense synoptic scale trough and potentially strong jet dynamics
resulted in the development of tornadic thunderstorms.
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