Introduction

The purposes of monitoring the data assimilation system are to ensure the proper performance of the assimilation system and to diagnose problems with the system for future improvements. The surface plots has 8 vertical levels, except for surface conventional data. These are mandtory levels and the data displayed on the plots are within 10mb or level+/- 10mb except rawinsode data which are exact that level. There is only for the surface data. Each plot consists of four figures, the figures at upper panel display the differences between observation and 6 hour forecast, between observation and analysis with analysis increment backgound , respectively. The figures at lower panel are analysis increment and analysis field. The red numbersshow the data are used in the data assimilation, and the blue one is not. The follow imagers are the horizontal plot region distribution.


Horizontal plot region distribution

Click on the thumbnail to see the full image

PS120

PS180

PS181

PS183

PS187

Q180

Q181

Q183

Q187

T180

T181

T182

T183

T187

W280

W281

W282

W284

W287

Q120

Q130

Q132

Q133

Q134

Q135

T120

T130

T131

T132

T133

T134

T135

W220

W221

W223

W224

W228

W230

W231

W232

W233

W234

W235

W242

W243

W245

W246

W252

W253

W257

W258