Abstract: The Wyoming King Air flew along the 319.5-K isentropic surface and measured ageostrophic winds in the exit region of a polar jet on 8 March 1992. Ageostrophic winds were derived from 1) differences between geostrophic and ...

Abstract: Freezing rain is commonly caused by overrunning. The typical atmospheric structure and precipitation patterns associated with overrunning and freezing rain suggest a general association between 1) a bright band and 2) a ...

Abstract: A winter storm that crossed the continental United States in mid-February 1990 produced hazardous weather across a vast area of the nation. A wide range of severe weather was reported, including heavy snowfall; freezing ...