Momentum exchange between cloud bands and the Low level flow in the Arabian Sea
DOI:
https://doi.org/10.54302/mausam.v41i2.2538Abstract
Vertical distribution of momentum fluxes u ‘W’ and V' W' were computed in convective bands over the Arabian Sea, using the data gathered mainly by the NCAR's Electra on 24 June .1979. In the above u was along the direction of growth and v was orthogonal to u, right handed. The results revealed that, in the Eastern Arabian Sea (EAS) the vertical transport of; TWi was countergradient below 3 km, In the Central Arabian Sea (CAS), the, u’ w’ profile was against the vertical momentum gradient throughout the cloud layer (similar to EAS). The dominant terms for the generation of momentum flux were the same as those in the EAS. An evaluation of the kinetic energy conversion showed that the large-scale flow received its kinetic energy from the cloud bands over the CAS but transferred its energy to the BAS cloud bands.
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