4 Major types of fronts
– A front that is not moving.
– Leading edge of colder air that is replacing warmer air.
– Leading edge of warmer air that is replacing cooler air.
– When a cold front catches up to a warm front.
• Stationary is when there is no warm or cold
• Both air masses reach at a stalemate. These
conditions can last for days.
• Winds are gentle and temperature is normal.
• These fronts form when cold air mass meets
a warm air mass.
• As the front passes winds can change
direction and temperature usually drops.
• Does the opposite of a cold front.
• Temperature will rise and warm will replace
the cold air.
• Shown on TV would be an “H” symbols on
the weather channel.
• High pressure areas air is more dense than
low pressure air.
• As shown on TV an “L” symbol.
• As winds blow into low pressure the air
moves upward causing it to rain.