NCEP Climate Test Bed, 5830 University Research Court, College Park, MD, United States; NOAA Climate Program Office, 1315 East/West Hwy, Silver Spring, MD, United States; Department of Atmospheric, Oceanic and Earth Sciences, Center for Ocean-Land-Atmosphere Studies, George Mason University, 4400 University Drive, Fairfax, VA, United States; NCEP Climate Prediction Center, 5830 University Research Court, College Park, MD, United States