dataset · Global
SPEI-GD: The first global multi-scale daily SPEI dataset for 1983-2020
The global daily SPEI dataset (SEPI-GD) at 0.25° spatial resolution form 1982 to 2021. This depository includes the five files of the daily SPEI data with five time scales (5, 30, 90, 180, and 360 days). The calculation based on ERA5's precipitation and Singer's potential evapotranspiration. All data are geographic latitude-longitude projection and NetCDF format. See paper for detailed explanation: Liu X, Yu S, Yang Z, et al. The first global multi-timescale daily SPEI dataset from 1982 to
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- Licence
- cc-by-4.0
- Authentication
- Unknown — review source docs
- GitHub stars
- Unknown
- Last commit
- Unknown
- Last successful page check
- 16/10/2026
- Page health
- restricted
- Package
- Not recorded
- Verification
- Not independently verified
Provenance & evidence
Listed in zenodo public catalogue API on 2026-10-16; relevance/value screened (haiku).
Metadata observed 14/10/2026 · research sweep: sweep-2026-10-16 (zenodo)
Related sources
- ECMWF Open Data
- GPM IMERG Final Precipitation L3 1 day 0.1 degree x 0.1 degree V07 (GPM_3IMERGDF) at GES DISC
- Icechunk ERA5
- NASA Prediction of Worldwide Energy Resources (POWER)
- WATCH Forcing Data (WFD) - 20th Century Rainf GPCC (Rainfall GPCC) 1901-2001
- ERA5 monthly averaged data on single levels from 1940 to present
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