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What Is Frontal Rainfall?

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Frontal rainfall is a type of precipitation that is common in the UK, which occurs when a warm air mass and a cold air mass meet. A warm front is discovered when warm air advances and rises over the cold, which is heavier and denser. As this warm air rises it also cools causing condensation takes places. If this condensation continues there will be a growth in warm droplets which fall as rain when heavy enough. The cold front can take place when heavy cold air advances and pushes under a body of lighter warm air. The name frontal rainfall is derived from the fact that the rainfall occurs when the masses of warm and cold air meet which causes a front. Frontal rainfall is one of the three main types of rainfall along with convectional rainfall and relief rainfall. It is commonly known as frontal rainfall in the United Kingdom which actually receives more frontal rainfall than it does convectional rainfall which is usual in the rest of Europe. Another description of how frontal rainfall is formed can be found at this site: geographyfieldwork.com/FrontalRain.htm This also gives diagrams as to how this works. This site defines frontal rainfall as 'When the mass of thaw air meets the mass of cold air, the reheat air, which is lighter and less dense than the cold air, rises above the denser and heavier cold nouns mass. When this warm air is pushed upwards it cools and when the air goes above the point of dew formation and is no longer able to able to hold all its water inwardly, it begins to condense and form clouds. This leads to precipitation and eventually rainfall which will fall over a general area.'
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Stage 1.
An area of warm air meets and area of cold air.

Stage 2.
The warm air is forced over the cold air

Stage 3.
Where the air meets the warm air is cooled and water vapour condenses.

Stage 4.
Clouds form and precipitation occurs
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Sometimes a warm air meets a cold one
the warm air mass slides up over the cold one, since it is lighter
as the warm air rises, it cools
as it cools, the water vapour in it condenses to mak tiny water droplets
the droplets form a gently sloping bank of clouds
droplets in the clouds join to form larger drops, which fall as rain
 
Akshay Kalbag Profile
Akshay Kalbag answered
Frontal rainfall is one of the three main types of rainfall. The other two types are known as convectional rainfall and relief rainfall. Frontal rainfall is the most common type of rainfall in the United Kingdom. In fact, the United Kingdom receives heavier frontal rainfall than it does convection rainfall.
The term frontal rainfall is derived from the fact that it occurs when two masses of air, one warm and the other cold, meet. This causes a front. When the mass of warm air meets the mass of cold air, the warm air, which is lighter and less dense than the cold air, rises above the denser and heavier cold air mass. When the warm air is pushed upwards it cools. When air goes above the point of dew formation and is no longer able to hold all its water within, it begins to condense and form clouds. This leads to precipitation. This rain falls over a wide area.
thanked the writer.
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Anonymous commented
Wow ! This is spot on ! Thank you so much... You helped me with my geography homework =D
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Frontal rainfall is when warm air rises (because it is lighter then cold air) then it cools and condenses then precipitates as rain
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Frontal rainfall occurs when a mass of warm air meets air at a lower temperature, it rises up and over the cooler, colder and heavier air
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Frontal rain is when hot hair rises,the clouds then rise,it cools and condensation takes part afterwards precipitation takes part and then it starts to rain, then the rain gets realy heavy.
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Well ...In a nutshell :
When warm and cold air meet, the warm air (being less dense than cold air) rises over the cold air and as it does so it cools, condenses into clouds and precipitates over a wide area.
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peace mnelemba answered

Frontal rainfall is when the two different wind systems meet; that is cold and warm wind systems. Since the warm is less denser, it rises up over the cooler and in the process condensation takes place leading to small water droplets that falls as rainfall.

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Frontal rain is hot and cold rain meeting and because the hot rain is more lighter the cold air goes up and comes down rain
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Frontal rainfall is when the  rain is at the front of something such as if you were on a bus and the rain was at the front of the bus and not the back. Hope I have answered your question oh and just so you know the answer I just gave is completely wrong and I don't know what frontal rainfall is and I am now looking for the definition of frontal rainfall. Have a nice day : ) xx

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