Saturation the maximum possible quantity of water vapor the air can hold at any given temperature and pressure. Sleet A type of frozen precipitation, consisting of small transparent pellets. Snow Frozen precipitation composed of ice particles in complex hexagonal patterns. Snow flurries Light snow showers, usually of an intermittent nature. Source region area where an air mass acquires its characteristic properties of temperature and moisture.
Storm surge abnormal rise of the sea along a shore as a result of strong winds.
Subpolar low low pressure located at about the latitudes of the Arctic and Antarctic circles. Temperature measure of the degree of hotness or coldness of a substance. The kinetic energy of the objects in a material. Tornado violently rotating column of air attended by a funnel-shaped or tubular cloud extending downward from a cumulonimbus cloud. Transpiration the release of water vapor to the atmosphere by plants.