Skip to Content

Community Collaborative Rain, Hail & Snow Network

Community Collaborative Rain, Hail & Snow Network

Community Collaborative Rain, Hail and Snow Network (CoCoRaHS), is a community-based network of volunteers measuring and mapping precipitation. CoCoRaHS works nationwide to collect precipitation data for education and research purposes.

The focus of CoCoRaHS is to provide accurate, high quality precipitation data. These precipitation reports are used by a variety of organizations and individuals including, the National Weather Service, USDA, hydrologists, insurance adjusters and many more. CoCoRaHS volunteers take measurements whenever precipitation falls within their area. Volunteer reports are collected and housed by CoCoRaHS providing a populated record of precipitation throughout the country.

Website: https://www.cocorahs.org/Content.aspx?page=contactus

Email: info@cocorahs.org