because those giant H’s and L’s representing high and low air pressure systems on a weather map are meaningless without understanding their significance. HELP FROM HIGH PRESSURE: How Houston's ...

A low pressure system is like a giant funnel of wind spiralling ... the winds which start to blow from high to low pressure are then deflected to the right. In the northern hemisphere, this ...

The unseasonable chill that has swept through the eastern half of the US defies last year's mild winters and the South's ...

Learn what blood pressure numbers mean, discover proven ways to maintain healthy levels, and understand when to seek medical ...

The low-pressure system over Arizona along with increasing onshore flow is maintaining a cooler-than-normal weather pattern ...

Gusty winds today will increase the fire danger across the region, as relative humidity levels drop and temperatures warm ...

The storm is battering southern California with Santa Ana winds, fueling wildfire risks. Arizona will see winds, but not much more.