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Transverse Rolls - Elongated low-level clouds, arranged in parallel bands and aligned parallel to the low-level winds but perpendicular to the mid-level flow.
Transverse bands observed at low levels (called transverse rolls or T rolls) often indicate the presence of a temperature inversion (or cap) as well as directional shear in the low- to mid-level winds.
such phenomena it is, somewhat suprisingly, of great interest to olympic class sailors [1] who associate various organized cloud convection with steady, unsteady (related to the cellular mechanism), pulsing (associated with the transverse rolls), ...
NOAA National Weather Service - Cite This Source - This Definition
Browse Related Terms: Beaver('s) Tail, Billow Cloud, Feeder Bands, Inflow Bands, Inflow Stinger, Morning Glory, Stratocumulus, T Rolls, Transverse Bands, Transverse Rolls ...
 See also: Moisture, Air, Clouds, Inversion, Low
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