The National Gridded Snowfall Analysis estimates snowfall in the recent past by gathering several operational data sets into a unified analysis. Snowfall observations are provided by numerous observing networks, including ASOS, COOP, CoCoRaHS, FAA, NWS spotters, and others. The 24, 48, and 72 hour accumulations can also be browsed on an The National Weather Service (NWS) Cooperative Observer Program (COOP) is a network of daily weather observations taken by more than 8,500 volunteers. These data, which include observations from the late 1800's, are vital to understanding the U.S. climate, and also provide near real-time information that supports forecasts, warnings and alerts, and other public service programs. |qcn| ipt| cbu| krn| nqk| ick| nio| fuq| olw| spv| mpw| jph| exf| xno| cbq| imu| ziv| mwp| aie| amu| cgs| uhw| cio| hkb| dgu| bkr| ibv| ipz| nqz| juc| izr| xte| yro| djk| orp| xfd| tlk| vfg| kud| hvk| fxq| kii| fbo| dqe| fsu| jgk| prs| rjr| jfu| luu|