Typically, the swirl of stormy weather obscures the cells at the heart of severe thunderstorms. This uncommonly clear view of an entire thunderstorm cell, with the top of the growing cumulonimbus tower topping out at 40,000 feet, reveals many interesting features, including “fall streaks” of what may be hail from the underside of the overhanging anvil portion of the cloud. Shortly after this photo was taken on May 22, 2011, near Madison, the storm pelted the Sun Prairie area with large, damaging hail. More
What are those beams of light that emerge from clouds?
How much condensed liquid water is in a cubic mile of fog and clouds? Fog envelopes the Milwaukee Art Museum, on Lake Michigan’s shores. By I love Milwaukee Fog is composed of tiny water drops, each with a diameter of… More
Those are mammatus clouds, which are often, though not always, associated with thunderstorms. Mammatus often extend from the bottom of the anvil cloud of a thunderstorm, also called a cumulonimbus cloud, and indicate an intense storm is near-by. Mammatus clouds may have a very ominous appearance; however, they are usually seen after the worst weather has passed.