00000nam 2200000zi 4500 9.950007 CaOODSP 20250626084656 m o d f cr bn||||||||| 250410e19540119oncd o f000 0 eng d CaOODSP eng rda CaOODSP n-cn-on En57-56/177-1954E-PDF Richards, T. L., author. An approach to forecasting snowfall amounts / by T. L. Richards. [Toronto] : Meteorological Division - Department of Transport - Canada, 19 Jan 54. 1 online resource (3 pages, 3 unnumbered pages) : graphs. text txt rdacontent computer c rdamedia online resource cr rdacarrier TEC ; 177 Caption title. Digitized edition from print [produced by Environment and Climate Change Canada]. "Hourly aviation weather reports for Malton airport for the winter months (December, January, February, March) of the 12 years from 1941 to 1952 were used. These reports were investigated to find a period of snowfall of 6 hours or less with approximately the same visibility leading up to or directly following the synoptic observations. The hourly reports gave the observed visibility and length of snowfall; the synoptic reports yielded the accumulation of snow. In each case then an hourly rate of accumulation was found for an observed visibility. There were 193 cases in all"--Method, page [1]. Snow Ontario, Southern Forecasting Case studies. Snow Ontario Malton Measurement. Airports Visibility Ontario Malton Observations. Neige Ontario (Sud) Prévision Études de cas. Enneigement Ontario Malton Mesure. Visibilité sur les aéroports Ontario Malton Observations. Canada. Meteorological Division, issuing body. TEC ; 177. (CaOODSP)9.934253 PDF 189 KB https://publications.gc.ca/collections/collection_2025/eccc/en57/En57-56-177-1954-eng.pdf 672572425 CIR-2421