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These clouds had a milky formation around them.

These clouds had a milky formation around them.

Good Night World, look at the growing moon and make a wish, tonight is a magical night...

Good Night World, look at the growing moon and make a wish, tonight is a magical night...

Altocumulus undulatus clouds at Abruzzo national park, Italy. This cloud formation consists of parallel bands of cumulus clouds, occuring when wind shear affects a layer of altocumulus

Unusual clouds - in pictures

Altocumulus undulatus clouds at Abruzzo national park, Italy. This cloud formation consists of parallel bands of cumulus clouds, occuring when wind shear affects a layer of altocumulus Photograph: Science Photo Library / Rex Feat

Aurora and Unusual Clouds Over Iceland -  What's happening in the sky? On this cold winter night in Iceland, quite a lot. First, in the foreground, lies the largest glacier in Iceland: Vatnajokull. On the far left, bright green auroras appear to emanate from the glacier as if it was a volcano. Aurora light is reflected by the foreground lake Jökulsárlón.

Aurora and Unusual Clouds Over Iceland Image Credit & Copyright: Stéphane Vetter (Nuits sacrées) Explanation: What's happening in the sky?

An Unusual Cloud Phenomenon Above the Skies of Victoria, Australia / Such holes are formed when the water temperature in the clouds is below freezing but the water has not frozen yet due to the lack of ice nucleation (see supercooled water). When ice crystals do form it will set off a domino effect, due to the Bergeron process, causing the water droplets around the crystals to evaporate: this leaves a large, often circular, hole in the cloud.

Best photos of the week (90 Photos)

big_mac_heart_attack posted this gorgeous example of a "fallstreak hole" with a rainbow in a cloud formation over eastern Victoria, Australia. They are rare enough that some people think they are e.

Lenticular clouds - Weather is Awesome

Weather is Awesome

Lenticular Clouds, technically known as altocumulus standing lenticularis, are stationary lens-shaped clouds that form at high altitudes, normally aligned at right-angles to the wind direction

Noctilucent clouds are crystals of ice, hanging around 50 miles high in the atmosphere, that catch the light of the sun long after it has set on the horizon

Unusual clouds - in pictures

Noctilucent clouds are crystals of ice hanging around 50 miles high in the atmosphere that catch the light of the sun long after it has set on the horizon. Photograph: Science Photo Library/Rex Features - if this is real then it's amazing!

Unusual cloud formation, sunrise, South Jordan, Utah - taken by Bill_D, Flickr

~ Sunrise w/ Unusual Cloud Formation ~ South Jordan, Utah.Bill_D.

11 Of The Most Unusual Cloud Formations You’ve Ever Seen

clouds in the sky above Grytviken, South Georgia island, at the cold edge of Southern Atlantic Ocean (off the eastern tip of South America, in the Sandwich Islands)

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