Precipitation is critical to maintaining both drinking and irrigation water supplies, as well as preserving ecosystems. This page contains links to sites that are related to precipitation and drought.
Resources relating to drought
U.S. Drought portal includes maps, raw data, and current information regarding drought across the U.S.
Resources of the drought monitor, hosted by the University of Nebraska-Lincoln.
Resources relating to the National Oceanic and Atmospheric Association (NOAA)
A precipitation estimation tool for any given location hosted by NOAA.
Other useful resources
A citizen science initiative to report observations of rain, hail and snow through a network of trained volunteers.
Resources relating to NASA's GPM and TRMM missions and data access from these missions. The data is free and easy to access.
Resources relating to climate data maps for the U.S. This webpage also serves as the gateway for other resources available through Climate.gov.