Front
Denser air causing thunderstorms
Cold Front
Violent column of air from sky downwards
Measures humidity
Hygrometer
Warm and cold air meets but can't move each other
Stationary Front
Forms north of the equator, due to ITCZ movements.
Hurricanes
Measures wind speed
Anemometer
Front that slides under and over cold air with light weather conditions
electrostatic discharge from the earth
Lightning Storm
used to measure tornadoes
doppler radar, turtle, barometer
Warm air trapped between cold air masses, causing strong winds.
Occluded Front
Storm that occur in semi-arid to arid area
Dust Storm
Fuji Scale