The precipitation totals used in these graphics and the accompanying text products are from the 6-hourly County Mean Areal Precipitation (MAP) calculated in the Northeast River Forecast Center's River Forecast Model (NWSRFS).
Acknowledgment: The Precipitation Totals and Normals for the counties of Broome, Chemung, Chenango, Cortland, Delaware, Otsego, Steuben, Sullivan and Tioga in New York State are provided by the Middle Atlantic River Forecast Center.
The "normal" precipitation is derived from PRISM climate data, created at Oregon State University. The 30 year PRISM normal from 1971-2000 is used for these graphics and the accompanying text products. For more information about PRISM go to http://www.ocs.oregonstate.edu/prism/docs/przfact.html
Acknowledgment: The graphics for the counties of Broome, Chemung, Chenango, Cortland, Delaware, Otsego, Steuben, Sullivan and Tioga in New York State are provided by the Middle Atlantic River Forecast Center.