A high on a weather map indicates a high pressure area. This indicates a new weather front is moving into that area.
H means high pressure and L, low pressure.
It means high pressure and high pressure means there will be plentiful sunshine for the area that the H is in.
High pressure which brings nice weather.
Usually 'H' on a weather map indicates an area of High pressure.
Longitude
A: Air pressure
A High Pressure area on a weather map is represented by a Blue "H". Usually around this high pressure area is pleasant weather, because high pressure areas don't allow for cloud formation.
Its partly cloudy weather
H
weather map is so important for us.with the help of weather map we can determine the average temperature and mean rainfall,climatic condition,movement of wind and the vegetation of a particular region
do you mean for television? if you mean television then its for people who are watching it to know what to expect, if you mean a meterolotogist map or something then i do not know :(
it means low