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利用WRF模式制作东北地区冬季降水相态预报

崔锦 周晓珊 陈力强 张爱忠 杨森 阎琦

气象与环境学报2011,Vol.27Issue(6):1-6,6.
气象与环境学报2011,Vol.27Issue(6):1-6,6.

利用WRF模式制作东北地区冬季降水相态预报

Forecasting of winter precipitation phase state in Northeast China based on WRF mesoscale model

崔锦 1周晓珊 1陈力强 1张爱忠 2杨森 1阎琦3

作者信息

  • 1. 中国气象局沈阳大气环境研究所,辽宁,沈阳,110016
  • 2. 沈阳军区空军气象中心,辽宁,沈阳,110015
  • 3. 沈阳中心气象台,辽宁,沈阳,110016
  • 折叠

摘要

Abstract

The forecasting of winter precipitation phase state in the Northeast China was attempted with a mesoscale numerical weather prediction model (WRFV3.1.1). According to the percentage of frozen fraction of precipitation mixing proportion in atmosphere near the ground in water vapor mixing proportion that may condense into precipitation, the rain snow boundary line,sleet area,the transition zone of rain snow were determined. The results indicate that this method could forecast the distribution areas of rain, snow and sleet and the evolution of precipitation phase state during precipitation process with a relatively good accuracy. The application of these numerical forecast products could significantly improve the accuracy of weather forecast.

关键词

数值预报模式/降水相态预报/冬季

Key words

Numerical weather prediction model/Precipitation phase state forecast/Winter

分类

天文与地球科学

引用本文复制引用

崔锦,周晓珊,陈力强,张爱忠,杨森,阎琦..利用WRF模式制作东北地区冬季降水相态预报[J].气象与环境学报,2011,27(6):1-6,6.

基金项目

公益性(气象)行业科研专项(GYHY201006010-3)资助. (气象)

气象与环境学报

OACSTPCD

1673-503X

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