An intriguing circular shape with twilight colors against the sky.
Something to arouse the curiosity of witnesses to the phenomenon.
A lenticular cloud formed over the city of Bursa, in northwestern Turkey on Thursday, January 19.
Its flying saucer look amused Internet users who were quick to share photos and videos on social networks.
Appearing at sunrise, the cloud remained intact for almost an hour.
These clouds, called "
altocumulus lenticularis
", are known to meteorologists for their odd shape with a hole in the middle,
The Guardian
reports .
They form with the convergence of three factors: humid air, wind and the close presence of a mountain range, explains
Futura Sciences
.
Read alsoWhat if the clouds disappeared?
The disaster scenario of an American climatologist
This type of cloud, relatively rare in the plains, has already formed on several occasions in France.
In particular on January 16, near Berre-les-Alpes (Alpes-Maritimes), a few kilometers from Nice.
Another lenticular cloud was observed in Carcassonne in January 2021, reports the Kerauno Institute
