SPEI Global Drought Monitor - CSIC
The SPEI is a multiscalar drought index based on climatic data. It can be used for determining the onset, duration and magnitude of drought conditions with respect to normal conditions in a …
Standardized Precipitation Evapotranspiration Index (SPEI)
2024年4月22日 · The Standardized Precipitation Evapotranspiration Index (SPEI) is an extension of the widely used Standardized Precipitation Index (SPI). The SPEI is designed to take into …
U.S. Gridded Standardized Precipitation Evapotranspiration Index (SPEI …
The U.S. Gridded Standardized Precipitation Evapotranspiration Index (SPEI) is derived from the nClimGrid-Monthly dataset and includes timescales of 1, 2, 3, 6, 9, 12, 24, 36, 48, 60 and 72 …
Index: SPEI, The Standardised Precipitation-Evapotranspiration Index
The SPEI is a multiscalar drought index based on climatic data. It can be used for determining the onset, duration and magnitude of drought conditions with respect to normal conditions in a …
GPCC: Drought Indices | Drought.gov
The Standardized Precipitation Index, or SPI, is a drought index that captures how observed precipitation deviates from the climatological average over a given time period. This global SPI …
Standardized Precipitation-Evapotranspiration Index (SPEI) 1950 ...
2022年2月18日 · The Standardized Precipitation-Evapotranspiration Index (SPEI) is used for the analysis and monitoring of drought events. SPEI is calculated from difference between …
Global SPEI database
This database offers long-time information about drought conditions at the global scale, with a 0.5 degrees spatial resolution and a monthly time resolution. It has a multi-scale character, …
SPEI | 1901-2023年全球0.5°标准化降水蒸散发指数（附代码）
2024年11月17日 · 标准化降水蒸散指数（spei）是一种用于全球干旱和气候变化研究的指标，专门用于评估气候的干湿状况。 全球栅格化的SPEI产品涵盖了1901—2023年的月度数据，空间分 …
GEE | 1901-2022年全球0.5°标准化降水蒸散指数SPEI数据集-CSDN …
2025年2月8日 · 标准化降水蒸散指数（spei）是一种用于全球干旱和气候变化研究的指标，专门用于评估气候的干湿状况。全球栅格化的spei产品涵盖了1901—2023年的月度数据，空间分辨 …
Climate Change Indicators: Drought | US EPA - U.S. Environmental ...
2025年1月15日 · This map shows the total change in drought conditions across the contiguous 48 states, based on the long-term average rate of change in the five-year SPEI from 1900 to …