异常气象 meaning in English

unusual weather

To diagnose the climate changes and anomalies on different time scales ( intraseasonal , seasonal , interannual , decadal and interdecadal ) in climate system , to investigate the formation mechanisms of the climate changes and climate anomalies from the point of view of land - sea - atmosphere interactions in climate system , and to understand the dynamical processes in the climate changes and climate anomalies
通过动力学诊断方法揭示大气中时间尺度为一周以上的各种异常气象现象及其变化，从气候系统各子系统之间相互作用的角度研究异常气候的产生机制，增加对气象异常现象形成的动力学过程的认识。