The results showed that,anomalously small(weak) SOI and the lag effect of El Nino are good indications to the short-term climate prediction of Xiangtan flooding in flood period.

• 结果表明，南方涛动指数异常偏负（弱）以及厄尔尼诺事件的滞后影响对湘潭汛期洪涝的短期气候预报有很好的指示性。