An area of low pressure, winds move
outward in a counterclockwise
• An area of high pressure with winds
moving outward in a clockwise
• A line connecting points of equal
temperatures on a weather map.
• A line connecting points of equal air
pressure on a weather map.
• The temperature at which saturation
• The amount of water vapor in the air
compared to what the air could hold
if totally saturated.
• A sudden very heavy fall of rain. (4”
• A Midwestern storm with cold
temperatures, high winds, and
• A winter dust storm of the Great
• The most severe Midwestern
blizzard. (visibility is zero)
• Snow like ice formation when
condensation takes place below
• The leading edge of a cold air mass.
• The leading edge of a warm air
• A warm dry wind that melts one foot
of snow an hour. (snow eater)
• A tropical storm with winds
exceeding 75 miles an hour.
(Typhoons in the East)
• A small violent storm that can cause
great damage due to high winds and
low pressure. (winds in excess of
• High wispy clouds – leading edge of
a warm front.
• A storm cloud associated with a cold
• A storm cloud associated with a
warm front. (Dangerous)
• The study of the atmosphere.
• A cloud on the ground.
• An unusually warm period during the
• The weather of an area over a long
period of time.
• The current condition of the
• This effect is caused by the rotation
of the Earth and is responsible for
the direction of the rotation of large
cyclones: winds around the center of
a cyclone rotate counterclockwise on
the northern hemisphere and
clockwise on the southern