...
CLM Model documentation http://www.cesm.ucar.edu/models/cesm1.2/clm/
Gualdi et al, 2020, CMCC Tech. Rep. RP0XXX, YYpp. Available at address: https://www.cmcc.it/it/publications/rp0XXX-cmcc-sps3.5-the-cmcc-seasonal-prediction-system-3.5
2.2 Ocean and cryosphere
| Ocean model | NEMO v3.4 |
|---|---|
| Horizontal resolution | 1/4° |
| Vertical resolution | 50 vertical levels |
| Time step | 18 minutes |
| Sea ice model | CICE 4.0 |
| Sea ice model resolution | 1/4° |
| Sea ice model levels | 1 thickness only |
| Wave model | NO |
| Wave model resolution | N/A |
Detailed documentation: goto NEMO documentation
Nemo Model documentation https://www.nemo-ocean.eu/doc/
3. Initialization and initial condition (IC) perturbations
...
| Hindcast | Forecast | |
|---|---|---|
| Atmosphere initialization | ERA5 | ECMWF IFS operational analysis |
| Atmosphere IC perturbations | 10 | 10 |
Land Initialization | Forced (obs. atmosphere) monthly run initialized from 10-year spin-up | Forced (obs. atmosphere) monthly run initialized from 10-year spin-up |
| Land IC perturbations | 3 | 3 |
| Soil moisture initialization | From land initialization | From land initialization |
| Snow initialization | From land initialization | From land initialization |
| Unperturbed control forecast? | NO | NO |
| Horizontal resolution of perturbation | N/A | N/A |
| Perturbations in +/- pairs | NO | NO |
| Data assimilation method for control analysis | ERA5 | ECMWF operational |
Detailed documentation:
For more DA details see ECMWF operational analysis documentation at: https://www.ecmwf.int/en/elibrary/16666-part-ii-data-assimilation Data assimilation method for control analysis: ECMWF operational
Horizontal resolution of perturbation: N/A
Perturbations in +/- pairs: NO
3.2 Ocean and cryosphere
| Hindcast | Forecast | |
|---|---|---|
| Ocean initialization | C-GLORS Global Ocean 3D-VAR | C-GLORS Global Ocean 3D-VAR |
| Ocean IC perturbations | 4 | 8 |
| Unperturbed control forecast? | NO | NO |
...
| Model dynamics perturbations | NO |
|---|---|
| Model physics perturbations | YES (Ocean Model only, only during perturbed data assimilation cycles) |
If there is a control forecast, is it perturbed? | There ius is no Control Forecast |
Detailed documentation: N/A
5. Forecast system and hindcasts
| Forecast frequency | Monthly |
|---|---|
| Forecast ensemble size | 50 |
| Hindcast years | 1993-2016 |
| Hindcast ensemble size | 40 |
| On-the-fly or static hindcast set? | STATIC |
...
Sanna, A., A. Borrelli, P. Athanasiadis, S. Materia, A. Storto, S. Tibaldi, S. Gualdi, 2017: CMCC-SPS3: CMCC-SPS3: The CMCC Seasonal Prediction System 3. Centro Euro-Mediterraneo sui Cambiamenti Climatici. CMCC Tech. Rep. Note RP0285, 61pp. Available at address: https://www.cmcc.it/it/publications-type/rp0285-cmcc-sps3-the-cmcc-seasonal-prediction-system-3technical-notes?f_anni&filter_topics&f_divisioni=747&f_inpress&f_searchkey
Gualdi, S., A. Sanna, A. Borrelli, A. Cantelli, M. del Mar Chaves Montero, S. Tibaldi, 2017: CMCC-SPS3: CMCC-SPS3: The CMCC 2020: The new CMCC Operational Seasonal Prediction System 3SPS3.5. Centro Euro-Mediterraneo sui Cambiamenti Climatici. CMCC Tech. Rep. RP0XXX, YYpp. Available at address:Note RP0288, 26pp. https://www.cmcc.it/it/publications-type/rp0XXX-cmcc-sps3.5-the-cmcc-seasonal-prediction-system-3.5technical-notes?f_anni&filter_topics&f_divisioni=747&f_inpress&f_searchkey