【摘要】 用2002年3月～2004年9月能使用的共24个月的T213100hPa24～168h7个时效的逐日高度预报场资料,分别计算各时效逐月高度预报场的月平均误差和方差,分季进行检验分析;对冬半年超长波调整过程中长波东移以及夏季南亚高压呈双体型时副热带长波槽东移的预报能力进行了综合检验;检验结果对预报工作有很大的实用价值。更多还原

【Abstract】 The monthly mean error and variance o f T213100hPa were analg zed using T213data of seven time level(24hours to 168hours)of 24mont hs from March 2002to Septem ber 2004,and the verification was done by s easons.The forecast verification about the lon g wave movement in winter half y ear an d when there are two South Asia high in summer half year is given.The re sults have great value to forecast work.更多还原