Drought Termination and Amelioration
Current Drought Reduction
To view maps and data of precipitation, associated probabilities, and percent of normal precipitation needed to end or ameliorate drought as it currently exists across the Contiguous U.S., select from the options below and then click "Submit".
Data File: Precip to End Current Drought
The end of a drought is defined by a PHDI value of -0.5.
Drought amelioration is achieved when a PHDI value of -2.0 is reached.