Skip to main content
U.S. flag

An official website of the United States government

The U.S. Drought Portal is currently experiencing loading issues. We apologize for the inconvenience and hope to resolve this issue as soon as possible.
DATA & MAPS

Select categories to browse data

Looking to Download Data? The Drought.gov team reformats data from multiple partners into web- and GIS-ready formats, which we use throughout Drought.gov. These data are free for all to download.
Search Results(192)

CMORPH Daily Precipitation

The Global Gridded Standardized Precipitation Index (SPI) is derived from the CMORPH daily dataset and includes timescales of 1, 3, 6 and 9 months.  The NOAA CMORPH precipitation dataset is a gridded dataset derived from combining numerous microwave-based estimates from low orbiter satellites. 

Data Coverage
Global
Period of Record
1998 to Present
File Format
netcdf-4
Data Type
Satellite

CMORPH: Drought Indices

The Global Gridded Standardized Precipitation Index (SPI) is derived from the CMORPH daily dataset and includes timescales of 1, 3, 6 and 9 months.  The NOAA CMORPH precipitation dataset is a gridded dataset derived from combining numerous microwave-based estimates from low orbiter satellites. 

Data Coverage
Global
Period of Record
1998 to Present
File Format
netcdf-4
Data Type
Satellite

Coastal Salinity Index (CSI)

The CSI is a drought index tool that uses salinity data to characterize saline (drought) and freshwater (wet) conditions in coastal surface waters.

Data Coverage
Regional
United States
Period of Record
Current conditions
File Format
images
csv
json
Data Type
Land-based Station

CoCoRaHS Condition Monitoring

This condition monitoring map is a tool intended to depict local, community-level conditions and how recent weather and climate events have affected those communities. 

Data Coverage
United States
Period of Record
2016 - present
File Format
csv
json
shapefile
Data Type
Land-based Station