Abstract: As a result of a 1980?81 drought, statistically derived outlooks of monthly and seasonal precipitation began to be issued to Illinois officials who were making management decisions relating to water supplies and agricultural ...

Abstract: The statistical relationships between monthly precipitation (P) and shallow groundwater levels (GW) in 20 wells scattered across Illinois with data for 1960?84 were defined using autoregressive integrated moving average ...

Abstract: As part of research concerned with operational seeding and evaluation techniques, analyses were made of two warm-season seeding projects involving rainfall enhancement: a 5-year (1975?79) aircraft seeding program conducted ...