Thursday, 4 October 2012

Weather Fronts/Systems


 Okay so the pictures on the side explain the way
Weather Fronts work.







Ahhh the good old Pressure System,
The Earth's Atmosphere is were the air pressure is a relative peak or lull in the level of pressure distribution. High and Low pressure systems evolve because of the interactios of temperature differentials in the atmosphere, the temperature differences between the atmosphere and th water within the oceans and lakes are the influence of upper-leve troughs and shortwaves, even the amount of solar heating or radiational cooling an area receives. So the pressure system is the reason the day-to-day weather experienced locally.
Low pressure systems are associated with clouds and precipitation that minimize temperature changes though out the day.
High Pressure systems normally associated with dry weather and mostly clear skies and bigger diurnal temperature changes because of the greater radiation at night and the greater sunshine during the day.
So like almost everyone has seen a picture or something similar on a weather channel either on T.V. or the internet. But it shows of High and Low pressure and how we actually do use this in weather predicating and understand why the weather is like the way it is where we are.

Depending on whether it has low or high pressure, that will determine what our weather will be in our area. It helps us understand what the rest of the day will be like, and what tomorrow may bring.

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