Impact of roughness length on WRF simulated land‐atmosphere interactions over a hyper‐arid region

NR Nelli, M Temimi, RM Fonseca… - Earth and Space …, 2020 - Wiley Online Library
The aerodynamic roughness length is a crucial parameter that controls surface variables
including the horizontal wind, surface temperature, and heat fluxes. Despite its importance …

Land‐Atmosphere Interactions at a Semi‐Arid Region in the Deccan Plateau

N Anand, SK Satheesh… - Journal of Geophysical …, 2022 - Wiley Online Library
Comprehensive characterization of turbulent fluxes and land‐atmosphere interactions at a
semi‐arid region in the Deccan Plateau of peninsular India is presented using 2‐year eddy …

Estimation of drag coefficient at low wind speeds over the monsoon trough land region during MONTBLEX‐90

KG Rao, R Narasimha, A Prabhu - Geophysical research letters, 1996 - Wiley Online Library
Using observational data acquired during the Monsoon Trough Boundary Layer Experiment
(MONTBLEX‐90), the drag coefficient CD is estimated over two land stations, Jodhpur (arid …

Contrasting variations in the surface layer structure between the convective and non-convective periods in the summer monsoon season for Bangalore location during …

NN Reddy, KG Rao - Journal of Atmospheric and Solar-Terrestrial Physics, 2018 - Elsevier
An attempt has been made here to examine the contrasting variations in mean surface layer
parameters including surface fluxes, and in surface layer stability between the convective …

Heat-flux scaling for weakly forced turbulent convection in the atmosphere

KG Rao, R Narasimha - Journal of Fluid Mechanics, 2006 - cambridge.org
Observational data in the atmosphere indicate that conventionally defined drag and heat
transfer coefficients increase rapidly as wind speed falls. It is shown here that, at sufficiently …

Estimation of the exchange coefficient of heat during low wind convective conditions

KG Rao - Boundary-layer meteorology, 2004 - Springer
For the first time, the exchange coefficient of heat CH has been estimated from eddy
correlation of velocity and virtual temperature fluctuations using sonic anemometer …

Sensitivity of surface roughness parameters on the simulation of boundary layer winds over a complex terrain site Kaiga in western India

A Aravind, CV Srinivas, MN Hegde, H Seshadri… - Meteorology and …, 2022 - Springer
Abstract Kaiga, in the Western Ghats region, has a hilly topography and dense forest
canopy. In this study, the sensitivity of surface roughness length (zo) on the boundary layer …

Roughness lengths at four stations within the micrometeorological network over the Indian monsoon region

NN Reddy, KG Rao - Boundary-Layer Meteorology, 2016 - Springer
The aerodynamic roughness length (z_ 0)(z 0) is estimated here for four locations,
Bangalore, Ranchi, Hyderabad and Tirunelveli of the Indian region, using …

Impact of terrain complexity on the turbulence drag coefficient: A case study from the Indian Himalayan region

P Lohani, S Mukherjee - Dynamics of Atmospheres and Oceans, 2021 - Elsevier
The aerodynamic drag coefficient (CD) is conjectured to change (or remains almost uniform)
with the horizontal wind speed (U) over a flexible (or fixed) surface element, which is …

Surface layer structure for ten categories of land surfaces of the Indian region with instrumented Mini Boundary Layer Mast Network (MBLM-Net) establishment during …

KG Rao, NN Reddy - Journal of Atmospheric and Solar-Terrestrial Physics, 2018 - Elsevier
Abstract Structure of the atmospheric surface layer on diurnal and seasonal time scales has
been studied for ten categories of land surface patterns of the Indian region by making full …