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Model | NCEP Global Forecast System |
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Horizontal resolution and grid | T128 (~ 1x1 Deg Lat/Lon) |
Atmosphere vertical resolution | 64 Levels (sigma-pressure hybrid coordinates) |
Top of atmosphere | 0.02 hPa |
Soil levels | Four Could we add the levels? - see UKMO equivalent as example; 0-10 cm; 10-40 cm; 40-100 cm; 100-200 cm |
Time step | 10 minutes |
Detailed documentation:
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Hindcast | Forecast | |
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Atmosphere initialization | Every 5th day of the calendar month from Climate Forecast System Reanalysis (CFSR) | Everyday from Climate Forecast System Reanalysis (CFSR) |
Atmosphere IC perturbations | Forecasts are initialized from each 6 hourly analysis cycle. No additional perturbations are added to the analysis. | Same as for the hindcast. |
Land Initialization | From the Climate Forecast System Reanalysis (CFSR) | From the Climate Forecast System Reanalysis (CFSR) |
Land IC perturbations | No explicit perturbations added. | No explicit perturbations added. |
Soil moisture initialization | From the Climate Forecast System Reanalysis (CFSR) | No explicit perturbations added. Is this box correctly filled? |
Snow initialization | From the Climate Forecast System Reanalysis (CFSR) | No explicit perturbations added. Is this box correctly filled? |
Unperturbed control forecast? | None | None |
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6. Other relevant information
7. Where to find more information
General information:
Comprehensive description of the model physicscomponents:
Ek, M. B., K. E. Mitchell, Y. Lin, E. Rogers, P. Grunmann, V. Koren, G. Gayno, and J. D. Tarplay, 2003: Implementation of Noah land surface model advances in the National Centers for Environmental Prediction operational mesoscale Eta model. J. Geophys. Res., 108, 8851, doi:10.1029/2002JD003296.
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