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  2. Atmospheric optics - Wikipedia

    en.wikipedia.org/wiki/Atmospheric_optics

    The clouds do not become that color; they are reflecting long and unscattered rays of sunlight, which are predominant at those hours. The effect is much like if a person were to shine a red spotlight on a white sheet. In combination with large, mature thunderheads this can produce blood-red clouds.

  3. List of cloud types - Wikipedia

    en.wikipedia.org/wiki/List_of_cloud_types

    Clouds of the genus cumulonimbus have very-dark-gray-to-nearly-black flat bases and very high tops that can penetrate the tropopause. They develop from cumulus when the air mass is convectively highly unstable. They generally produce thunderstorms, rain or showers, and sometimes hail, strong outflow winds, and/or tornadoes at ground level.

  4. Cloud iridescence - Wikipedia

    en.wikipedia.org/wiki/Cloud_iridescence

    Iridescent mid altitude clouds Iridescent polar stratospheric cloud at sunset over Aberdeen, Scotland Cloud iridescence, seen above the clouds covered with grey clouds, Pondicherry, India. Cloud iridescence or irisation is a colorful optical phenomenon that occurs in a cloud and appears in the general proximity of the Sun or Moon.

  5. Cloud - Wikipedia

    en.wikipedia.org/wiki/Cloud

    Cloud droplets tend to scatter light efficiently, so that the intensity of the solar radiation decreases with depth into the gases. As a result, the cloud base can vary from a very light to very-dark-gray depending on the cloud's thickness and how much light is being reflected or transmitted back to the observer. High thin tropospheric clouds ...

  6. In Pictures: Unusual clouds and red skies - AOL

    www.aol.com/pictures-unusual-clouds-red-skies...

    Unusual cloud formations and vivid colours grace the skies across north-west England. ... Unusual clouds and red skies. November 29, 2024 at 7:07 AM. Whitefield, Greater Manchester [Nicola Brown]

  7. Mackerel sky - Wikipedia

    en.wikipedia.org/wiki/Mackerel_sky

    When these high clouds progressively invade the sky and the barometric pressure begins to fall, precipitation associated with the disturbance is likely about 6 to 12 hours away. A thickening and lowering of cirrocumulus into middle-étage altostratus or altocumulus is a good sign that the warm front or low front has moved closer and it may ...

  8. Mars rover films magnificent Martian clouds soaring over the ...

    www.aol.com/mars-rover-films-magnificent-martian...

    The clouds are almost 50 miles high, and likely composed of carbon dioxide as opposed to water.In the second GIF, the so Mars rover films magnificent Martian clouds soaring over the red desert ...

  9. Asian brown cloud - Wikipedia

    en.wikipedia.org/wiki/Asian_brown_cloud

    The Indian Ocean brown cloud or Asian brown cloud is a layer of air pollution that recurrently covers parts of South Asia, namely the northern Indian Ocean, India, and Pakistan. [ 1 ] [ 2 ] Viewed from satellite photos , the cloud appears as a giant brown stain hanging in the air over much of the Indian subcontinent and the Indian Ocean every ...