Latest Indiana CoCoRaHS Observations Includes reports from the Muncie Wet Net The Community Collaborative Rain, Hail & Snow Network (CoCoRaHS) started in 1998 at Ft. Collins, CO. This volunteer network of observers has now grown to cover every state in the US, vastly increasing the amount of precipitation data available. CoCoRaHS provides timely, high quality data to the National Weather Service, USDA, hydrologists, city/emergency managers, engineers, and many other agencies, businesses and individuals.