Ceiling/Visibility Simulation Model: Analyst's Manual.
Abstract
A Ceiling/Visibility Simulation Model (WEASIM) is described to be a resident weather simulator within larger host simulation models. The weather generates synthetic observations of ceiling and visibility at multiple locations. WEASIM preserves the unconditional probabilities of occurrence of ceiling and visibility, as well as the temporal, spatial, and cross-variable correlations. The Ceiling/Visibility simulation Model is 'tuned' to a particular geographic area by inputing modelling coefficients and correlation parameters that were specifically determined from observed weather data from that area. Keywords: Climatology; Computer model; Computer simulation; Correlation Cumulative distribution function; Curve fitting; Distribution fitting; Environmental simulation; Great circle distance; Joint probability; Marginal probability; Markov process; Mathematical models; Meteorology; Normalization; Ornstein-Uhlenbeck proces, Pearson product moment correlation, Probability density function; Probability distribution fitting; Random normal numbers; Random normal number fields; Reverse Weibull distribution; Sawtooth wave; Sawtooth wave submodel; Serial correlation; Spatial correlation; Stochastic modelling; Snythetic meteorology; Synthetic weather; Temporal correlation; Tetrachoric correlation; Visibility; War gaming; Weather; Weibull distribution.
Document Details
- Document Type
- Technical Report
- Publication Date
- Dec 01, 1983
- Accession Number
- ADA168056
Entities
People
- Emil M. Berecek
Organizations
- Air Force Technical Applications Center