1. Ice fumarole.
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Ice fumaroles exist in Antarctica and can be up to 18 meters tall.
2. Frost flower.
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Can be found on wet tree branches of leafy trees. It’s not known exactly how they are formed, but the tree must be affected by fungus and the temperature must be below zero.
3. Fire rainbows.
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A phenomenon that’s shaped in thin cirrus clouds at high altitudes.
4. Brinicle.
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Formed under the ocean ice when extremely cold brine is contributed to an area of sea water.
5. Catatumbo Lightning.
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Emerge in an area in Venezuela where there’s thunder between 140 and 160 nights per year. The lightning strikes 280 times per hour, every day.
6. Polar stratospheric cloud.
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A form of cloud who’s formed in the stratosphere in polar areas.
7. Lenticular cloud.
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Another shape of cloud which is formed on a high altitude.
8. Morning Glory cloud.
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Unusual phenomena which you can see at the Gulf of Carpentaria in the North of Australia. The cloud is up to 1000 kilometre long and can move in a speed of 60 km/h.
9. Undulatus asperatus.
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A type of cloud that’s so rare it got its official name in 2011. Mostly seen above the American prairie.
10. Light pillar.
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A relatively common optical phenomenon which is observed around 100 times per year in Finland.
11. Fallstreak hole.
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A strong sight that arises when the water temperature in the cloud is below freezing point, but the water not yet been glacial.
12. Supercell.
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An extremely powerful storm that includes heavy thunder, hailstorm, and twisters.
13. Fire tornado.
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One, luckily, very rare phenomenon. Can arise when a tornado comes in contact with a brushfire or when extreme heat is concentrated to a small surface.
14. Ball lightning.
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A form of lightning that exists for a couple of seconds. For a long time questioned as an optical illusion.
15. Waterspout.
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A powerful phenomenon that combines the strength of a tornado with a heavy amount of water.
