This confluence page provides information on the SUMMIT 1km NDJF seasonal run dataset performed on the Oak Ridge supercomputer, and serves as a test dataset for the Destination Earth project.
Temporal resolution
The output is at 3 hourly resolution. For the purposes of this sample, steps [0, 3, 6, 9, 12, 15, 18, 21, 24, 27] have been made available. The run start date and time is 2018-11-01, 00:00:00.
Surface fields
The parameters at surface level are as follows:
| paramId | shortName | Name | units |
|---|---|---|---|
| 31 | ci | Sea ice area fraction | (0 - 1) |
| 33 | rsn | Snow density | kg m**-3 |
| 34 | sst | Sea surface temperature | K |
| 47 | dsrp | Direct solar radiation | J m**-2 |
| 78 | tclw | Total column cloud liquid water | kg m**-2 |
| 79 | tciw | Total column cloud ice water | kg m**-2 |
| 129 | z | Geopotential | m**2 s**-2 |
| 136 | tcw | Total column water | kg m**-2 |
| 137 | tcwv | Total column vertically-integrated water vapour | kg m**-2 |
| 145 | bld | Boundary layer dissipation | J m**-2 |
| 146 | sshf | Surface sensible heat flux | J m**-2 |
| 147 | slhf | Surface latent heat flux | J m**-2 |
| 151 | msl | Mean sea level pressure | Pa |
| 172 | lsm | Land-sea mask | (0 - 1) |
| 180 | ewss | Eastward turbulent surface stress | N m**-2 s |
| 181 | nsss | Northward turbulent surface stress | N m**-2 s |
| 189 | sund | Sunshine duration | s |
| 235 | skt | Skin temperature | K |
| 238 | tsn | Temperature of snow layer | K |
| 3020 | vis | Visibility | m |
| 260015 | ptype | Precipitation type | code table (4.201) |
| 260052 | lssrwe | Large scale snowfall rate water equivalent | kg m**-2 s**-1 |
| 260121 | kx | K index | K |
| 260123 | totalx | Total totals index | K |
Model level fields
The parameters on model levels (1 to 137; with model level 137 representing the lowest height) are as follows:
| paramId | shortName | Name | units |
|---|---|---|---|
| 54 | pres | Pressure | Pa |
| 77 | etadot | Eta-coordinate vertical velocity | s**-1 |
| 129 | z | Geopotential | m**2 s**-2 |
| 130 | t | Temperature | K |
| 138 | vo | Vorticity (relative) | s**-1 |
| 152 | lnsp | Logarithm of surface pressure | ~ |
| 155 | d | Divergence | s**-1 |
| 260238 | wz | Geometric vertical velocity | m s**-1 |
| 75 | crwc | Specific rain water content | kg kg**-1 |
| 76 | cswc | Specific snow water content | kg kg**-1 |
| 133 | q | Specific humidity | kg kg**-1 |
| 246 | clwc | Specific cloud liquid water content | kg kg**-1 |
| 247 | ciwc | Specific cloud ice water content | kg kg**-1 |
| 248 | cc | Fraction of cloud cover | (0 - 1) |
Pressure levels
The parameters on pressure levels (1, 2, 3, 5, 7, 10, 20, 30, 50, 70, 100, 150, 200, 250, 300, 400, 500, 700, 850, 925, 1000) are as follows:
| paramId | shortName | Name | units |
|---|---|---|---|
| 129 | z | Geopotential | m**2 s**-2 |
| 130 | t | Temperature | K |
| 135 | w | Vertical velocity | Pa s**-1 |
| 138 | vo | Vorticity (relative) | s**-1 |
| 155 | d | Divergence | s**-1 |
| 157 | r | Relative humidity | % |
| 260238 | wz | Geometric vertical velocity | m s**-1 |
| 60 | pv | Potential vorticity | K m**2 kg**-1 s**-1 |
| 133 | q | Specific humidity | kg kg**-1 |