As we've learned, and observed, the Imperial Valley is much drier than San Diego... Please explain how our location, east of the Laguna Mountains, influences the general trends in humidity in San Diego and the Imperial Valley.

Altocumulus, altostratus, cirrocumuls, cirrostratus, cirrus, cumulonimbus, cumulus, nimbostratus, stratocumulus, stratus 8.) clouds with tallest vertical development 9.) low altitude clouds in solid layers that produce rain 10.) high altitude thin flat layers of clouds 11.) rain clouds that form under stable atmospheric conditions 12.) middle altitude clouds with globular appearance