Synoptic Chart
Progress: 0%
Weather Fronts - Troughs
The dotted lines are troughs.
Trough is a line of low pressure.
Think of a trough like a valley. Wind flows towards it.
Troughs have stormy unsettled weather.
The dot-dash line in northern Australia is called the monsoon trough.
The monsoon trough brings rain and storms to the north in the wet season.
