Use of Power Transform Mixing Ratios as Hydrometeor Control Variables for Direct Assimilation of Radar Reflectivity in GSI En3DVar and Tests with Five Convective Storm Cases

Chen, LY; Liu, CS; Xue, M; Zhao, G; Kong, R; Jung, YS

Liu, CS (corresponding author), Univ Oklahoma, Ctr Anal & Predict Storms, Norman, OK 73019 USA.

MONTHLY WEATHER REVIEW, 2021; 149 (3): 645

Abstract

When directly assimilating radar data within a variational framework using hydrometeor mixing ratios (q) as control variables (CVq), the gradient of t......

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