Altocumulus clouds act as a visual cue for a changing weather pattern. These are the types of clouds that appear ahead of a strong cold front and are a common sight. They indicate the presence of ...

The main part of this cloud is made of an altocumulus cloud. These midlevel clouds form between 7,000 to 23,000 feet and develop in a similar way as cumulus clouds or thunderstorms.

Altocumulus clouds are "mid-level clouds composed primarily of water droplets," according to the National Oceanic and Atmospheric Administration (NOAA). These groups of fleecy clouds share some ...

Thu., Feb. 16, 2023 National Weather Service forecaster Jon Fox captured an unusual altocumulus cloud formation in 2015 to the east of Spokane.

This cloud formation is known formally as a "fallstreak hole", or more casually a "hole punch cloud". It's a large circular or elliptical gap that appears in cirrocumulus or altocumulus clouds.

Altocumulus clouds are composed of water droplets that, in cooler environments, become super cooled. That is, they remain in a liquid state at temperatures below the freezing point of water.