Foehn wind Labeling for preparations of aspirin combined with caffeine, codeine and the like will sometimes include "Föhnkrankheit" amongst the indications. Evidence for effects from Chinook winds remain anecdotal. The name "Foehn" (, ) arose in the Alpine region. Originating from Latin "(ventus) favonius", a mild west wind of which Favonius was the Roman personification and probably transmitted by or just "fuogn", the term was adopted as . In the Southern Alps, the phenomenon is known as föhn but also and fen in Croatian and Slovene. The German word "Fön" (without the "H", but pronounced the same way), a genericized trademark, also
Weather front Weather front A weather front is a boundary separating two masses of air of different densities, and is the principal cause of meteorological phenomena outside the tropics. In surface weather analyses, fronts are depicted using various colored triangles and half-circles, depending on the type of front. The air masses separated by a front usually differ in temperature and humidity. Cold fronts may feature narrow bands of thunderstorms and severe weather, and may on occasion be preceded by squall lines or dry lines. Warm fronts are usually preceded by stratiform precipitation and fog. The weather usually clears quickly after a front's