Observational and Re-analysis Datasets

Note

File size information last updated in May 2022.

Raw Archives

Info

Dataset available as downloaded from the original source.

CERRA

IAC

/net/atmos/data/cerra/original

• Size: 16 TB
• Access: direct
• Status: updated
• Time period: 1985 - present
• Variables: 2t, t, r, ...
• Temporal Resolution: 3-hourly
• Spatial Resolution: 5 km x 5 km
• More information: sub-daily regional reanalysis data for Europe, Wishlist , Download Status

CERRA-Land

IAC

/net/atmos/data/cerra-land/original

• Size: 12 TB
• Access: direct
• Status: updated
• Time period: 1985 - present
• Variables: snom, sro, tp, ...
• Temporal Resolution: 3-hourly
• Spatial Resolution: 5 km x 5 km
• More information: CDS , Wishlist , Download Status

E-OBS

IAC

/net/atmos/data/E-OBS

• Size: 660 GB
• Access: direct
• Status: different versions, updated irregularly
• Time period: 1950 - present
• Variables:
  • TG: mean temperature
  • TN: minimum temperature
  • TX: maximum temperature
  • RR: precipitation sum
  • PP: mean sea level pressure
  • FG: mean wind speed
  • HU: mean relative humidity
  • QQ: global radiation
• Temporal Resolution: daily
• Spatial Resolution: 0.1° and 0.25°
• More information: E-OBS , CDS

ERAInterim

CSCS

/store/c2sm/c2sme/reanalyses_dkrz/ERAInterim

• Size: 5 TB
• Access: direct
• Status: static
• Time period: 1979-2019
• Variables: FIS, FR_LAND, FR_SEA_ICE, PS, QC, QI, QV, T, T_SKIN, T_SNOW, T_SO, U, V, W_SNOW, W_SO_REL
• Temporal Resolution: 6-hourly
• Spatial Resolution: 0.7° x 0.7° (80 km) global

ERA5 (for ICON-CLM)

CSCS

/store/c2sm/c2sme/reanalyses_dkrz/ERA5

• Size: 54 TB
• Number of files: 21,460
• Access: direct
• Status: updated
• Time period: 1979 - present
• Variables: FIS, FR_LAND, FR_SEA_ICE, PS, QC, QI, QR, QS, QV, T, T_SKIN, T_SNOW, T_SO, U, V, W_SNOW, W_SO_REL
• Temporal Resolution: hourly
• Spatial Resolution: 0.28125° x 0.28125° (31 km)
• More information: ERA5 at CDS

ERA5

IAC

/net/atmos/data/era5_cds/original

• Size: 17 TB
• Access: direct
• Status: updated
• Time period: 1940 - present
• Variables: 2t, tp, 10si, mn2t, mx2t
• Temporal Resolution: monthly, hourly (variable dependent)
• Spatial Resolution: 0.25° x 0.25°

ERA5-Land

IAC

/net/atmos/data/era5-land_cds/original

• Size: 40 TB
• Access: direct
• Status: updated
• Time period: 1950 - present
• Variables: 2t, snom
• Temporal Resolution: hourly (variable dependent)
• Spatial Resolution: 0.1° x 0.1°
• More information: ERA5-Land

MERRA2

IAC

/net/atmos/data/MERRA2

• Location: IAC
• Size: 15 TB
• Access: direct
• Status: updated
• Time period: 1980 - present
• Variables: many, temperature, precipitation, radiation, sea level pressure etc.
• Temporal Resolution: hourly, sst monthly
• Spatial Resolution: 0.5 lat x 0.625 lon (~50km)
• More information: MERRA-2 , Climate Data Guide

Processed Archives

Info

Datasets are aggregated or regridded.

CERRA

IAC

/net/atmos/data/cerra/processed/v1/

• Size: 7.72 TB
• Number of files: 1,824
• Access: direct
• Status: updated
• Time period: 1985-2020
• Variables: 10si, 10wdir, 2r, 2t, eva, gph500, liqvsm, mn2t, mx2t, r, sd, sde, sf, skt, slhf, sp, sshf, ssr, ssrd, str, strd, t, u, v, vsw
• Temporal Resolution: daily, monthly
• Spatial Resolution: 5x5km
• More information: Sub-daily regional reanalysis data for Europe, CDS , Status

CERRA-Land

IAC

/net/atmos/data/cerra-land/processed/v1/

• Size: 1.78 TB
• Number of files: 1,016
• Access: direct
• Status: updated
• Time period: 1985-2020
• Variables: eva, sd, skt, slhf, snom, sro, sshf, ssr, ssrd, str, strd, tp, vsw
• Temporal Resolution: daily, monthly
• Spatial Resolution: 5x5km
• More information: CDS , Status

E-OBS and MCH

IAC

/net/co2/c2sm-data/ch202X/Obs_Data/EOBS/0.1deg_reg_v23.1e/processed/
/net/co2/c2sm-data/ch202X/Obs_Data/EOBS/0.1deg_reg_v26.0e/processed/

• Size: 141 GB
• Number of files: 12
• Access: direct
• Status: static
• Time period: 1971-2020
• Variables:
  • v23.1e: CDD, TXx, pr, tas, tasmax, tasmin
  • v26.0e: pr, tas, tasmax, tasmin
• Temporal Resolution: daily
• Spatial Resolution: 0.11°
• More information: E-OBS (v23.1e and v26.0e) data with higher resolution MCH data over Switzerland (prepared for CH2025)

ERA5

IACEuler

/net/atmos/data/era5_cds/processed/

/nfs/atmos/c2sm/era5/processed/v2

• Size: 45.83 TB
• Number of files: 140,438
• Access: direct
• Status: updated
• Time period: v1: 1940-present, v2: 1980-present
• Variables: cbh, cl, clt, d2m, hur, hurs, pr, ps, psl, rlds, rls, rsds, sfcWind, strd, ta, tas, tasmax, tasmin, tos, ua, uas, va, vas, zg
• v2: Variable list and progress
• Temporal Resolution: daily, monthly
• Spatial Resolution: 0.25° x 0.25°
• More information: CDS

ERA5-Land

IAC

/net/atmos/data/era5-land_cds/processed/v1/

• Size: 6.64 TB
• Number of files: 1,504
• Access: direct
• Status: updated
• Time period: 1950-present
• Variables: 2d, 2t, e, pev, sd, snom, swvl1, swvl2, swvl3, swvl4, tp
• Temporal Resolution: daily, monthly
• Spatial Resolution: 0.1° x 0.1°
• More information: CDS

MERRA2

IAC

/net/co2/c2sm-data/rlorenz/MERRA2/

• Size: 17 GB
• Access: direct
• Status: updated
• Time period: v0: 1980-2015, v1: 1980-2018
• Variables: tas, tasmax, tasmin, huss, psl, pr, hfss, hfls, rlus, rlds, rsds, rsus, tos
• Temporal Resolution: daily, monthly
• Spatial Resolution: 2.5 lat x 2.5 lon (same as cmip6-ng)
• More information: Files are consistent with cmip-ng archives, no time period is indicated in filenames

MCH

IAC

/net/co2/c2sm-data/ch202X/Obs_Data/MCH/processed/

• Size: 7 GB
• Access: direct
• Status: static
• Time period: 1971-2021
• Variables: tas, tasmax, tasmin, pr
• Temporal Resolution: daily
• Spatial Resolution: ~2km
• More information: Gridded observational data from MeteoSwiss over Switzerland