Abstract: A thermodynamic diagram useful in the graphical computation of the Montgomery streamfunction is developed. Examples of the use of the diagram are shown together with an analysis of error for the graphical technique.

Abstract: Rawinsonde observations taken during the National Hail Research Experiment are analyzed by multiple-linear regression techniques to study the influence of environmental factors on hailstorm severity. The latter is inferred ...

Abstract: A substantial decline in North American cyclone and anticyclone activity has been documented by several recent studies based on counts of disturbance tracks. An independent method of assessing long-term trends in synoptic-scale ...