Isobars are lines of equal pressure that surround a low-pressure system, and the more isobars there are and the closer they are together, the stronger the gradient and the stronger the winds will be.

Wind maps have lines called isobars. “Iso” means “equal,” and a “bar” is a unit of pressure, so an isobar means “equal pressure.” The closer the isobars are drawn together, ...

Strong winds are expected across Wisconsin this week. Gusts will range from 30-50 mph at times. A tight pressure gradient is the cause of strong winds. MILWAUKEE - A second Wind Advisory has been ...

The wind speeds at the Rochester Airport over the last 30 days show ... That surface map also shows white lines encircling these weather systems and they represent isobars or lines of equal ...

Strong winds are expected across Wisconsin this week. Gusts will range from 30-50 mph at times. A tight pressure gradient is the cause of strong winds. MILWAUKEE - A second Wind Advisory has been ...