During winter we often see sometimes that there are sharp decrease in temperature causing cold wave conditions. Do you want to know why it happens? It is due to a low pressure system over north known as Western Disturbance. What is Western Disturbance (W.D.)? Western Disturbance is an extra tropical […]
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It is seen that sometimes the dry period with no much weather activity is followed by the active weather phenomemon comprising of convective activity with formation of thunder clouds and precipitation.. One of the factors which influences the above conditions periodically is Madden Julian Oscillation (MJO). It is the major fluctuation in tropical […]
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You must know why sometimes there are excess spells of rainfall during monsoon and sometimes there is no rain at all. Here we are going to explain the most important semi permanent feature of Monsoon which is responsible for active spells and dry spells during Monsoon period. Monsoon Trough The one […]
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A low pressure system which was well marked low over Bay of Bengal had intensified into Depression on 6th December 2017. Now this Depression over southeast Bay of Bengal moved north-northwestwards is about 875 km to the East Southeast of Machillipatnam. As per India Meteorological Department (IMD), the system is very […]
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What is ozone layer and where it is found? Ozone (O3) is a form of oxygen (O2) which is colourless and has a very harsh odour. Earth is surrounded by various layers of atmosphere. One layer of ozone (O3) is found at an altitude of about 20-25 kms situated in […]
Read moreHEAT WAVE / HOT DAY During summer season the intense heating of land, spells of hot weather occurs occasionally resulting in rise of temperatures and causing human discomfort. These spell affects certain parts of India shifting one place to another. This phenomenon is called Heat Wave. Understanding Heat Wave: There […]
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It is necessary to understand the normal position and El Nino position. El Nino is a Spanish word meaning of which is “ A Christ boy has born”. Eastern area of Pacific Ocean (Off Peru and Ecuador coast) is area of fishing industry. Here big ships of countries come for […]
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In India, there are different types of seasons round the year. The seasons are caused by the tilt of the Earth’s axis of rotation by 23.45 deg from perpendicular to the plan of elliptic. The direction of the rotational axis stays nearly fixed in space during the revolution. Thus the […]
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