Rainbow of Fire: Mother Nature's rare and spectacular phenomenon

    A rainbow with an unusual shape, which develops "parallel" to the horizon line. They call it "rainbow of fire" because, seen from below, it resembles a colored flame in the sky. In fact, it's neither fiery, nor is it technically a rainbow. But it's not even the wake of a chemical sprayed from an airplane. It is a circum-horizontal arc



    He is about to end up run over, his mother saves him



    A rainbow with an unusual shape, which develops in "parallel" with respect to the horizon line. They call "Rainbow of fire" because, seen from below, it looks like a flame in the sky. In fact, it's neither fiery, nor is it technically a rainbow. But it's not even there trail of a chemical dispersed from an airplane. It is a arco circumorizzontale.

    The rainbow of fire occurs only in certain climatic conditions and it is an ice halo formed of hexagonal ice crystals. When the sun hits the high cirrus clouds, the clouds that are higher than six thousand meters, with an inclination of 58 ° or more, this halo is created so large that the arc appears parallel to the horizon ,.

    Rainbow of Fire: Mother Nature's rare and spectacular phenomenon

    Brightly colored cirrhumorizzontal arcs occur mostly during the summer and at particular latitudes. This is why it is a rare phenomenon. The position of the observer is also important.

    Rainbow of Fire: Mother Nature's rare and spectacular phenomenon

    Rainbow of Fire: Mother Nature's rare and spectacular phenomenon

    For example, in London, the sun is only high enough for 140 hours between mid-May and late July. While in Los Angeles the sun is above 58 degrees for 670 hours between the end of March and the end of September. The circum-horizontal arcs not to be confused with iridescent clouds, which can produce a similar effect.



    Rainbow of Fire: Mother Nature's rare and spectacular phenomenon

    In fact, iridescent clouds occur only in high cumulus clouds or lenticular clouds, and very rarely in cirrus clouds.

    Roberta Ragni

    Fonte e Photo Credit: Atoptics

    READ also:

    - The spectacular phenomenon of lenticular clouds (galley)

    - Tsunami of clouds: the spectacle that hit Florida

    - Unkai Terrace: in Hokkaido the terrace above the clouds (video)

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