Satellite imagery is a cornerstone of weather monitoring. But the imagery is not always what it seems. Learn how these maps and images are made.

This is because water temperatures are often at their warmest, wind shear is at its lowest and humidity has increased across the basin, all of which contribute to hurricane formation. If the map ...

Wind shear is often the most critical factor controlling hurricane formation and destruction. In general, wind shear refers to any change in wind speed or direction along a straight line.