when the cold air sinks,it results to a high pressure area since the most of the air is pressing down, the air on the surface become dry formation of a high pressure area indicate fair weather fewer cloud are found on the sky as the air continuously rises ,it will eventually cool condensed and form clouds the formation of a low pressure area indicate the possibility of rain there is a higher chance of rain when more clouds are form an LPA can result to weather disturbance rains and strong winds are brought about by low pressure system

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