Steering winds
Although tropical cyclones are large systems generating enormous energy, their movements over the Earth's surface are controlled by large-scale winds-the streams in the Earth's atmosphere.
Steering Winds (or Steering Currents) - A prevailing synoptic scale flow which governs the movement of smaller features embedded within it.
Steering Winds
Same as Steering Currents; A prevailing synoptic scale flow which governs the movement of smaller features embedded within it.
Stepped Leader ...
Left MoverA thunderstorm which moves to the left relative to the steering winds and to other nearby thunderstorms; often the northern part of a splitting storm.
Left MoverA thunderstorm which moves to the left relative to the steering winds, and to other nearby thunderstorms; often the northern part of a splitting storm.
A thunderstorm that moves appreciably to the left relative to the main steering winds and to other nearby thunderstorms. Left movers typically are associated with a high potential for severe weather.
BACK BUILDING - Development of a thunderstorm on the upwind side of the storm with storm propagation in the direction opposite to that of the steering winds in which it is embedded. Commonly associated with LEFT MOVING storms.
 See also: Air, Storm, Temperature, Radar, Steering
  
|
RSS
