Part One -Forecasting by Vorticity Techniques - Forecasting Upper - Level Winds Open PDF Document Details Document Type Technical Report Publication Date Jun 01, 1954 Accession Number AD0047587 Tags Communities of Interest Energy and Power Technologies Materials and Manufacturing Processes DTIC Thesaurus Topics Amplitude Atmospheres Charts Computations Curvature Delphi Method Displacement Flow Fields Government Procurement Graphs Grids Latitude Lepidoptera Longitude Maps North America Temperature Gradients