CoCoRaHSCommunity Collaborative Rain, Hail & Snow Network
CoCoRaHSCommunity Collaborative Rain and Hail Study
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Two examples of existing drought impacts reporting mechanisms include the National Drought Mitigation Center's Drought Impact Reporter (NDMC DIR) and citizen science impact reports submitted by Community Collaborative Rain, Hail, and Snow (CoCoRaHS) volunteers (
Two CoCoRaHS reporters in Freeport received 7.00 and 6.70 inches of rain while five CoCoRaHS reporters near Rockford received between 6.13 and 6.84 inches of rain.
The only equipment needed is a cylindrical rain gauge available from CoCoRaHS for $22 plus shipping; training is quick and easy and available from the Web site
By expanding its scope, CocoRaHS created a synergy of professional and citizen scientists, helping the network become a vehicle for meteorology, hydrology, and climate education.
As of mid-2015, CoCoRaHS volunteers have submitted over 31 million daily precipitation reports and tens of thousands of reports of hail, heavy rain, and snow, representing over 1.5 million volunteer hours.
For example, the organizers of the CoCoRaHS observer network provided volunteers with the option to submit additional drought-related observations to the DIR beginning in February 2010.
Community Collaborative Rain, Hail, and Snow Network (CoCoRaHS), for building a community of over 15,000 volunteer observers dedicated to providing high-quality, reliable observations daily precipitation across the United States.
For the period of study, 2012-17, we collected hail depth information from storm reports complied by the NWS (Storm Data) and the Community Collaborative Rain, Hail and Snow (CoCoRaHS; see; Reges et al.
One group of weather observers, the Community Collaborative Rain, Hail and Snow Network (CoCoRaHS), report their 24-hour precipitation totals on their site each morning.
In closing, is a good ancillary tool; in conjunction with long-term implementation it may yield useful data.
Surface point rainfall totals from the NWS and the CoCoRaHs (Cifelli et.