The authors thank the India Meteorological Department for providing the all-India monthly rainfall and seasonal rainfall in the four homogeneous rainfall zones. Computational facilities were provided by the Center for Ocean–Atmospheric Prediction Studies (COAPS) at Florida State University. The research was supported by the National Aeronautics and Space Administration (NASA) Physical Oceanography support of the Ocean Vector Winds Science Team (OVWST), NASA NEWS, and NOAA/Climate Observing Division (COD).
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