What a sight! Timelapse footage shows mammatus clouds rolling across the sky above Stillwater, Oklahoma, after severe storms swept the state. https://abcn.ws/3OZuK21 | ABC News

Mammatus clouds over the UK 🌩️ These striking, pouch-like formations appeared beneath a powerful storm system, creating a sky that looked heavy . Known as mammatus clouds, they form when cold, sinking air drops out of a thunderstorm’s anvil, creating rounded bulges that hang downward like pockets. They’re not a sign of a tornado....but they do signal intense atmospheric turbulence higher up. Mammatus clouds are uncommon, dramatic, and short-lived, often fading as quickly as they appear. A remin

This beautiful timelapse of a lenticular cloud hovering over Mount Teide in the Canary Islands as day turns to night was captured by photographer Bartosz Wojczyński. For those unfamiliar with what lenticular clouds are, they are lens-shaped clouds that normally develop on the downwind side of a mountain. (Video: Wonder of Science/Twitter) #LenticularClouds #Clouds #UFO #bizarre #StunningVideo #Nature #MondayThoughts #LearningNeverStops | India Today

Here is a time lapse of the lenticular clouds from a few days ago! You can see the waves in the atmosphere generated by the presidential range and how far downwind of us the waves go. There were even some ice crystals forming in the clouds that created a light gray streak connecting each lenticular cloud. | Mount Washington Observatory

Did you see Mt. Hood last night? Alex Pullen Photography & Video sent us a time-lapse of the lenticular clouds as they crossed the mountain.. | The Oregonian