anticipating aviation weather hazards in the southwest dr. curtis n. james department of...
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DESCRIPTION
General Climate of the Southwest Located in a latitude belt (~30°) where air generally sinks and warms (usually clear & dry; 300+ flying days / year) Rugged terrain (clouds/precip usually more frequent over windward slopes w/ lee rain shadowing & waves) Continental climate, isolated from oceans by terrain (generally dry air w/ high temperature variability) Prevailing surface wind generally southwesterly (except where terrain generates local winds) Prevailing wind aloft westerly in cold season, southerly in summer (associated with the SW monsoon) In warm season, deep convective layer near the ground