Abstract: A climatology of nonfreezing drizzle is created using surface observations from 584 stations across the United States and Canada over the 15-yr period 1976?90. Drizzle falls 50?200 h a year in most locations in the eastern ...

Abstract: Modern operational methods of numerical weather prediction, such as ?ensemble forecasting,? allow assessments of state-dependent predictability to be made. This means that forecast-specific estimates of the forecast standard ...