Rain and snow mixed and snow. Though no "official" criteria exist for the term, in the United Kingdom the term is not used when any significant accumulation of snow on the ground takes place. It is often used when the temperature of the ground surface is above , preventing accumulation from occurring even if the air temperature is marginally below ; but even then, the falling precipitation must generally be something other than exclusively snow. In the United States, wintry mix generally refers to a mixture of freezing rain, ice pellets, and snow. In contrast to the usage in the United Kingdom, in the
Gregory M. Sleet selected Judge Sleet as "Delawarean of the Year" and in 2000, he was named one of "Fifty of the Finest" graduates in the first fifty years of Rutgers University. Additionally, Judge Sleet was presented the Distinguished Service Award in 1994 by the National Association for the Advancement of Colored People (NAACP), Central Delaware Branch. Sleet is also a member of the Third Circuit Committee on Criminal Pattern Jury Instructions, the Third Circuit Judicial Council Automation & Technology Committee, the Third Circuit Judicial Council Facilities and Security Committee and Member of the Third Circuit Judicial Council Case Management Committee. He is