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2.1 Atmosphere and land surface
| Model | JMA-GSM |
|---|---|
| Horizontal resolution and grid | TL319 (approx. 55km) |
| Atmosphere vertical resolution | L100 |
| Top of atmosphere | 0.01hPa |
| Soil levels (layers) | 7 |
Layer 1 : 0 - 0.02 m |
Layer 2 : 0.02 - 0.07 |
Layer 3 : 0.07 – 0.19 m |
Layer 4 : 0.19 – 0.49 m |
Layer 5 : 0.49 – 0.99 m |
Layer 6 : 0.99 – 1.99 m |
| Layer 7 : 1.99 – 3.49 m | |
| Time step | 20 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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