Synoptic charts and weather
A A detailed weather map containing different lines and symbols. is a more detailed weather map which shows what type of weather system is moving over Britain.
The main weather element shown on a synoptic chart is The weight of the air in the atmosphere..
Isobar lines, which join up areas of equal air pressure, are drawn on these maps. The pattern these lines make shows areas of low or high pressure.
There are several features on these maps including isobars, low pressure systems (and the associated fronts) and high pressure systems.
Charts and symbols
Synoptic charts often have A symbol on a synoptic chart which shows different weather elements such as temperature and wind speed. shown on them. These circles describe the weather in a given location.