Fogs, Clouds, and Aviation

A. J. Weed Advection Fog Altocumulus ascending atmosphere average aviator billow cloud Calif caused cirro Cirrocumulus cirrostratus cirrus clouds cloud Figs CLOUD FORMS Cloud Tornado Cloud cold air colors commonly convection Corona CREPUSCULAR RAYS crest cloud cubic Cumulonimbus Cumulus density dew point drifting dust E. E. Barnard earth Ellerman evaporation fall fog and cloud Fractocumulus funnel cloud Funnel Cloud Tornado halos height Hence humid air hygroscopic ice crystals inch latitude layer leeward Lenticular Cloud light LUKE HOWARD Mammatocumulus miles moisture Mount Wilson mountain nearly nimbostratus Nimbus occasionally occurs parhelic circle produced rain cloud rain or snow regions relatively warm rising air rising currents saturated scarf cloud Seen at Mount Seen from Mount sheet snow crystals stationary Stratocumulus stratus cloud temperature thin tion tively warm Tornado or funnel type of cloud upper vertical volume W. A. Bentley W. J. Humphreys water droplets water vapor waves weather windward side