This page summarises known differences between the ECMWF ERA5 and ERA5-Land parameter shortnames and either the variable shortnames in the netCDF files or shortnames used in the NCI directory structure.
ERA5 Parameters
Exceptions Table 1: ECMWF parameter shortname differs from the netCDF variable name replicated from the Climate Data Store (CDS).
shortname | netCDF variable name |
2d | d2m |
swh1 | p140121 |
mwd1 | p140122 |
mwp1 | p140123 |
swh2 | p140124 |
mwd2 | p140125 |
mwp2 | p140126 |
swh3 | p140127 |
mwd3 | p140128 |
mwp3 | p140129 |
wstar | p140208 |
rhoao | p140209 |
vima | p53.162 |
vit | p54.162 |
vike | p59.162 |
vithe | p60.162 |
vipie | p61.162 |
vipile | p62.162 |
vitoe | p63.162 |
viec | p64.162 |
vimae | p65.162 |
viman | p66.162 |
vikee | p67.162 |
viken | p68.162 |
vithee | p69.162 |
vithen | p70.162 |
viwve | p71.162 |
viwvn | p72.162 |
vige | p73.162 |
vign | p74.162 |
vitoee | p75.162 |
vitoen | p76.162 |
vioze | p77.162 |
viozn | p78.162 |
vilwd | p79.162 |
viiwd | p80.162 |
vimad | p81.162 |
viked | p82.162 |
vithed | p83.162 |
viwvd | p84.162 |
vigd | p85.162 |
vitoed | p86.162 |
viozd | p87.162 |
vilwe | p88.162 |
vilwn | p89.162 |
viiwe | p90.162 |
viiwn | p91.162 |
vimat | p92.162 |
10si | si10 |
ci | siconc |
2t | t2m |
10u | u10 |
100u | u100 |
10v | v10 |
100v | v100 |
| sd | sde |
Exceptions Table 2: ECMWF parameter shortname differs from the NCI directory structure parameter name because of a deliberate change to remove the underscore.
shortname | shortname in NCI directory structure | netCDF variable name |
lai_hv | lai-hv | lai_hv |
lai_lv | lai-lv | lai_lv |
ERA5-Land Parameters
Exceptions Table 3: ECMWF parameter shortname differs from the netCDF variable name replicated from the Climate Data Store (CDS).
shortname | netCDF variable name |
2d | d2m |
2t | t2m |
| sd | sde |
Exceptions Table 4: NetCDF files with shortname which differs from ECMWF Confluence page because of deliberate change (to remove underscores from shortname).
shortname | shortname in NCI directory structure | netCDF variable name |
lai_hv | lai-hv | lai_hv |
lai_lv | lai-lv | lai_lv |