Vrite HPA if the weather disturbances refers to high pressure and LPA if it is
low pressure.
1. When cold air sinks, it results to high pressure area.
2. When air continuously rises, it will eventually cool, condense,
and form clouds
3. Warm air rises, less air presses downward, resulting in the formation
of low pressure area..
4. Indicates fair weather; fewer clouds are found in the sky.​