Mesmerizing 'cloud streets' emerge from Florida's frigid air

image via New Scientist

February 4, 2026, 6:03 PM

• •Cloud streets are parallel lines of clouds formed by cold air moving over warmer water.
• •The air rises, cools, and condenses, creating the cloud formations.
• •The phenomenon is visible in satellite videos off the coasts of Florida.
• •The cloud streets generally align with the direction of the wind.

As cold Arctic air moved over the warmer waters near Florida, it created a stunning visual phenomenon known as "cloud streets." These parallel lines of clouds, also called horizontal convective rolls, are formed when cold, dry air flows over warm water. The air warms and rises, cools, and condenses, creating the cloud formations. The phenomenon is visible in satellite videos, showcasing the beauty of atmospheric science.

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