00000nam 2200000zi 4500 9.939821 CaOODSP 20250528132044 m o d f cr bn||||||||| 240625t19781978oncb obt f000 0 eng d 0662100786 (print) CaOODSP eng rda CaOODSP eng eng fre n-cn-mb n-cn-sn x7x7 En57-58/859-1978E-PDF En57-20/859 Macdonald, K., author. A case study demonstrating the necessity for having subjectively produced upper level wind forecasts / by K. Macdonald and D. Grimes = Étude de cas démontrant la nécessité d'avoir des prévisions subjectives de vent en altitude / par K. Macdonald et D. Grimes. Étude de cas démontrant la nécessité d'avoir des prévisions subjectives de vent en altitude Downsview, Ontario : Fisheries and Environment Canada, Atmospheric Environment Service, 1978. ©1978 1 online resource (16 pages, 2 unnumbered pages) : maps. text txt rdacontent computer c rdamedia online resource cr rdacarrier Technical memoranda, 0068-7804 ; TEC 859 ISSN of series should read: 0708-2878. "Published under the authority of the Assistant Deputy Minister"--Cover. "UDC: 551.322.7"--Cover. "20 March 1978"--Cover. Digitized edition from print [produced by Environment and Climate Change Canada]. Includes bibliographical references (page 8). "Upper wind forecasts can be in serious error in the vicinity of jet streams due to the inability of the numerical models to resolve the abrupt changes of wind, temperature and pressure gradients. While this study examines one particular case, its aim is to demonstrate the necessity for having subjectively produced upper level wind forecasts"--Abstract. Includes abstracts in English and French. Winds aloft Manitoba Forecasting Case studies. Winds aloft Saskatchewan Forecasting Case studies. Vents en altitude Manitoba Prévision Études de cas. Vents en altitude Saskatchewan Prévision Études de cas. Technical reports lcgft Case studies lcgft Rapports techniques rvmgf Études de cas rvmgf Canada. Atmospheric Environment Service, issuing body. Technical memoranda (Canada. Atmospheric Environment Service) TEC 859. (CaOODSP)9.934501 PDF 794 KB https://publications.gc.ca/collections/collection_2024/eccc/en57/En57-58-859-1978-eng.pdf