Atmospheric Stability, PrecipitationAdiabatic coolingCooling by lifting—adiabaticsLifting MechanismsOrographic liftingRain shadowWarm front liftingConvergent liftingTropical ConvergenceConvective liftingHot air balloonsStable conditionsAbsolute stabilityInversion Layer—Los AngelesSurface inversionInversion aloftAbsolute instabilityConditional stabilityCloud classification—rightCloud classification—leftcirrusCirrocumulusCirrostratusAltocumulusAltostratusNimbostratusCumulusCumulonimbusFog—Golden Gate BridgeFog—Tule FogCondensation in cloudsBergeron notesBergeron Process of ice-crystal growthCollision coalescenceGlaze iceGiant hailstoneHail damageRime icePogonipPrecipitation measurementWeather radar displayAtmospheric Stability, PrecipitationEarth ScienceChapter 17: p. 473-496Adiabatic cooling• Expansion of air results in cooling• Dry adiabatic lapse rate–10OC / 1000 m– Cools to dew point (100% RH)• Wet adiabatic lapse rate– Latent heat of condensation is released–5OC / 1000 mCooling by lifting—adiabaticsLifting Mechanisms• Orographic lifting• Frontal wedging• Convergence• Convective lifting (localized)Orographic liftingRain shadowWarm front liftingConvergent liftingTropical ConvergenceConvective liftingHot air balloonsStable conditionsAbsolute stabilityInversion Layer—Los AngelesSurface inversionInversion aloftAbsolute instabilityConditional stabilityCloud classification—rightCloud classification—leftcirrusCirrocumulusCirrostratusAltocumulusAltostratusNimbostratusCumulusCumulonimbusFog—Golden Gate BridgeFog—Tule FogCondensation in cloudsBergeron notesBergeron Process of ice-crystal growthCollision coalescenceGlaze iceGiant hailstoneHail damageRime icePogoniphttp://grannysatticquilts.com/pogonip.htmlPrecipitation measurementWeather radar
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