Depressions and weather Flashcards
What is the weather like ahead of the warm front?
It’s cool because cold air is overhead
What forms as the warm air is pushed upwards?
Thin clouds
What is the weather like as the warm front passes?
Conditions on the ground get warmer
What forms when the warm air is pushed up over the cold air and condenses?
Low thick clouds form with sustained drizzle
What is the weather like when the warm air is overhead?
It’s warm. There’s no cloud because warm air holds a lot of water vapour
What the cold front passes what happens to the temperature?
Cool air brings the temperature down again
What is temperature like when the warm air rises rapidly and condenses after the cold front undercuts the warm air mass in front?
Clouds and heavy showers, and its very windy
What happens when the cold front catches up with the warm front?
All of the warm air had been squeezed upwards so there’s no warms air left at the bottom.
What is the weather like when the cold front catches up with the warm front?
Less rain, uplift has decreased
Little condensation, so cloud cover decreases
Wind speed decreases