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2014年6-8月T639、EC MWF及日本模式中期预报性能检验

张峰

气象Issue(11):1414-1421,8.
气象Issue(11):1414-1421,8.DOI:10.7519/j.issn.1000-0526.2014.11.015

2014年6-8月T639、EC MWF及日本模式中期预报性能检验

Performance Verification of Medium-Range Forecasting by T6 3 9 and ECMWF and Japan Model from June to August 2014

张峰1

作者信息

  • 1. 国家气象中心,北京 100081
  • 折叠

摘要

Abstract

The performances of medium-range forecasts are verified and compared for the T639,ECMWF and JP models from June to August 2014.The result shows that the three models have good performance on predicting the variation and adjustment of the atmospheric circulation and 850 hPa temperature over Asian middle and high latitude areas.In contract,ECMWF model has better performance than T639 or JP models.Both ECMWF and T639 models have good performance on predicting western Pacific subtropical high while they still have some bias at some time.T639 model is the best at the prediction of the track and intensity of typhoon Rammasun among all three models,and the forecasting intensity of ECMWF model is weaker than that of the observation.

关键词

T639 模式/ECMWF模式/日本模式/中期天气预报/天气学检验

Key words

T639 model/ECMWF model/JP model/medium-range forecast/synoptic verification

分类

天文与地球科学

引用本文复制引用

张峰..2014年6-8月T639、EC MWF及日本模式中期预报性能检验[J].气象,2014,(11):1414-1421,8.

气象

OA北大核心CSCDCSTPCD

1000-0526

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