| lat | latitude
| lon | longitude |
| ss | ship speed
| slp | sea level pressure |
| at | air temperature
| dp | dew point |
| sst | sea surface temperature
| rh | relative humidity |
| rw | relative wind speed
| rwa | relative wind speed vector amplitude |
| rwd | relative wind speed vector direction
| rwrs | relative wind speed vector rotoscalar direction |
| tw | true wind speed
| twa | true wind speed vector amplitude |
| twd | true wind speed vector direction
| twrs | true wind speed vector rotoscalar direction |
| ssa | ship speed vector amplitude
| ssd | ship speed vector direction |
| schrs | ship course heading rotoscalar
| sphrs | ship position heading rotoscalar |
| shf | sensible heat flux
| lhf | latent heat flux |
| tau | scalar wind stress
| lwd | downward longwave radiation |
| lwu | upward longwave radiation
| swd | downward shortwave radiation |
| swu | upward shortwave radiation
| sal | salinity |
| cond | conductivity
| tothf | total heat flux |
| pco2 | CO2 partial pressure (bad) |
