Noun
storm cloud (plural storm clouds)
(meteorology) A dark and ominous cloud that appears to indicate a coming storm.
storm-cloud
Desert dust, mineral particles blown to high altitudes, absorb heat and may be responsible for inhibiting storm cloud formation. Source: Internet
Instead he used the kite to collect some electric charge from a storm cloud, which implied that lightning was electrical. Source: Internet
There was a dreariness that hung above the characters like a constant storm cloud, capturing the mood and atmosphere of the book perfectly. Source: Internet
You could put a few storm cloud emojis in there for good measure. Source: Internet
Your conversation reminded me to honor the silver lining in a storm cloud! Source: Internet