CoCoRaHS Watershed Mapping


The Community Collaborative Rain, Hail and Snow Network (CoCoRaHS) Watershed Mapping application queries, analyzes, and organizes daily precipitation reports for CoCoRaHS weather stations across the United States based on their local watershed, subregion, basin, and subbasin.


Tool Outputs

CoCoRaHS users and contributors can use to tool to see others’ weather data as well as analyze the impact of their own data on their local watershed over the history of the CoCoRaHS project going back to 1998.


Explore the CoCoRaHS