Fig. 6From: Evaluating precipitation prediction skill for the pre- and postrainy seasons in South China in ECMWF subseasonal forecastsRegression of the 500 hPa height anomaly field a and the precipitation field b with the BHP index during the prerainy season in South China based on the ERA-Interim product. c and d are the same as a and b but for the ECMWF predictions. The dots represent areas with significant values at the 95% confidence levelBack to article page