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2.1 Atmosphere and land surface

ModelJMA-GSM
Horizontal resolution and grid

TL319

(approx. 55km)

Atmosphere vertical resolutionL100
Top of atmosphere0.01hPa
Soil levels

7

 

Level 1 : 0 - 0.02 m
Level 2 : 0.02 - 0.07
Level 3 : 0.07 – 0.19 m
Level 4 : 0.19 – 0.49 m
Level 5 : 0.49 – 0.99 m
Level 6 : 0.99 – 1.99 m

Level 7 : 1.99 – 3.49 m
Time step20 minutes

Detailed documentation: 

JMA, 2019: Outline of the operational numerical weather prediction at the Japan Meteorological Agency. Appendix to WMO Technical Progress Report on the Global Data-processing and Forecasting System and Numerical Weather Prediction Research. Appendix to WMO Technical Progress Report on the Global Data-processing and Forecasting System and Numerical Weather Prediction, Tokyo, Japan.

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