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2011年6—8月T639、ECMWF及日本模式中期预报性能检验

蒋星 蔡芗宁

气象2011,Vol.37Issue(11):1448-1452,5.
气象2011,Vol.37Issue(11):1448-1452,5.

2011年6—8月T639、ECMWF及日本模式中期预报性能检验

The Performance Verification of the Medium-Range Forecasting for T639 and ECMWF and Japan Model from June to August 2011

蒋星 1蔡芗宁1

作者信息

  • 1. 国家气象中心,北京100081
  • 折叠

摘要

Abstract

In order to improve the application ability to T639 model,a synoptic verification about its medium -range forecasting(120 h leading time) during the summer of 2011 is made in comparison with the counterparts of the models of ECMWF and Japan.The results show that the three models all have good performance on predicting the large-scale circulation evolution and adjustment over Asian middle and high latitude areas.As a whole,ECMWF is the best at forecasting synoptic systems and elements among all models. However,the three models have bigger errors on prediction of the track and intensity of typhoon MUIFA except that T639 model performs well after typhoon landing.

关键词

T639模式/ECMWF/日本模式/中期天气预报/天气学检验

Key words

T639 model/ECMWF model/Japan model/medium-range forecasting/synoptic verification

分类

天文与地球科学

引用本文复制引用

蒋星,蔡芗宁..2011年6—8月T639、ECMWF及日本模式中期预报性能检验[J].气象,2011,37(11):1448-1452,5.

气象

OA北大核心CSCDCSTPCD

1000-0526

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