Charts and symbols Be sure to examine the information on the chart carefully. In the example below the date tells you the likely weather conditions of a high pressure system.

However, those H's and L's are not marking the position of high and low pressure centers, and the lines are not lines of constant pressure or isobars. So why is this different from the surface ...

Ms Peace said these systems could be quite slow-moving or even near-stationary, which means the effects usually last much longer than normal low pressure systems or cold fronts which are more ...

Some foods and drinks can help raise blood pressure in people with long-term low blood pressure. Learn more about which foods to eat and avoid.

In light of my previous blog on record extra-tropical cyclones, I thought I would follow up with a brief survey of world barometric pressure records (both high and low) in this blog just the low ...

Weather map explainer: What are cold fronts, synoptic charts, isobars? CONFUSED by a trough? Don’t know the difference between a low and high? Here’s how to make sense of the weather.

CONFUSED by a trough? Don’t know the difference between a low and high? Here’s how to make sense of the weather. And while the weather presenter pointing at all the bright lines and markers on ...