Limitations on NOAA's ability to forecast the weather, a brief statement

"The weather service was first established by Congress to warn of hazardous weather extremes, and this remains its prime mission. NOAA's increasing ability to do this over the years has come from many sources, which can be grouped into three broad classes. I will state these negatively, as limitations on our ability to forecast. Although these limitations have been relaxed over the years, they are still with us. At times, one or another limitation dominates, but for continued progress, all must be pressed. The:three factors are limitations on 1) data, 2) understanding, and 3) processing capability. I expand on these below"--Page 1. Frederick G. Shuman. "February 1978." System requirements: Adobe Acrobat Reader. 1978 NWS (National Weather Service) Library Public Domain 1931