Articles About Atmospheric Science, Meteorology, and Climatology

OPOD - Ground Halo, Norway

This article explores the intricacies of ground halos, a captivating atmospheric optics phenomenon formed by sunlight reflecting off ice crystals. The author delves into the characteristics of ground halos, including their circular shape and interaction with the landscape, while showcasing a stunning photograph that captures the ephemeral beauty of this natural spectacle.

River reflection in the sky, Rhine, Switzerland

This article explores the rare atmospheric optics phenomenon of a river reflection in the sky, specifically focusing on the reflection of the river Rhine in Switzerland. It highlights the specific conditions required for this captivating spectacle to occur and emphasizes the beauty and complexity of the interplay between light, clouds, and water in our natural environment.

Banded airglow video

This article explores the captivating banded airglow phenomenon, showcasing its beauty and complexity through a mesmerizing video captured by an all-sky camera. It delves into the origins of airglow, the role of gravity waves, the impact of light pollution, and the scientific significance of studying airglow.

OPOD - Shadow Hiding, California

This article explores the phenomenon of shadows disappearing near the full moon, focusing on a captivating image captured by Andrew Kirk over the Sierra Nevadas in California. It delves into the concept of shadow hiding and the optical effect that causes shadows to appear to point inward towards the moon.

22° Circular Halo

This article explores the mesmerizing beauty of the 22° circular halo, a halo that forms around the Sun or Moon when light interacts with ice crystals suspended in the atmosphere, showcasing a kaleidoscope of colors. It also discusses the geographic variations of the halo and provides tips for capturing its magic through photography.

Kern Arc

The article explores the rare and enigmatic atmospheric phenomenon known as the Kern arc, including its formation and elusive nature. Through groundbreaking images and simulations, researchers are unraveling the secrets of this captivating optical phenomenon and gaining a deeper understanding of the interplay between light and ice crystals in the atmosphere.

OPOD - Glory

This article explores the captivating atmospheric phenomenon of glory, characterized by a central white spot surrounded by colored rings, and delves into its formation and appearance. It discusses how cloud water droplets and sunlight interact to create this ethereal display, which can be observed from airplanes or other elevated locations.

OPOD - Wisconsin Circumhorizon Arc

The article explores the captivating Wisconsin Circumhorizon Arc, a vibrant atmospheric optical phenomenon formed by sunlight passing through plate crystals in cirrus clouds. It highlights the common occurrence of this phenomenon at latitudes below 45° and its striking contrast with the circumzenithal arc.

Antisolar halos

This article explores the mesmerizing characteristics of antisolar halos, a captivating atmospheric phenomenon that occurs at the antisolar point. It delves into the formation of these halos through the presence of ice crystals and highlights the role of HaloSim in understanding their intricate geometry and optical properties.

Sundog in fall streaks

This article explores the formation, characteristics, and visual beauty of sundogs in fall streaks, which are created by the interplay between ice crystals, sunlight, and atmospheric conditions. It also provides tips for capturing the captivating phenomenon through photography.

Sun Corona

This article explores the fascinating phenomenon of Sun Corona, where light is diffracted by small droplets in the atmosphere, resulting in a ring of light encircling the sun. It discusses an exceptional example captured in an image near Stoke-on-Trent, Northern England, showcasing three distinct rings and the uniformity in droplet size within the altocumulus lenticular cloud responsible for the corona.

Crystal face numbers

This article explores the significance of crystal face numbers in understanding atmospheric optics, providing insights into the paths of light rays and the formation of optical phenomena. It delves into the standardized numbering scheme and orientation of crystal faces, offering valuable insights for analyzing and interpreting these mesmerizing displays of light in our atmosphere.

Alexander's Dark Band

This article explores Alexander's Dark Band, a mysterious optical phenomenon between the primary and secondary rainbows. It delves into the science behind this dark band and its variations in appearance, highlighting its captivating beauty in atmospheric optics.

Venus Pillars

This article explores the rare atmospheric phenomenon known as Venus pillars, which are captivating optical effects created by ice crystals scattering light and producing vertical beams above and below the planet. It discusses how to observe and capture images of Venus pillars, as well as their scientific significance in understanding atmospheric optics and the behavior of light.

Heiligenschein

This article explores the phenomenon of Heiligenschein, a captivating display of light that occurs when sunlight interacts with dewdrops on leaves. It delves into the science behind Heiligenschein and discusses other instances of antisolar lighting in nature.

Birefringent Ice

This article explores the fascinating world of birefringent ice and how its anisotropic nature leads to mesmerizing displays of color and light in various atmospheric optical phenomena. It delves into the impact of birefringent ice on halos, sun dogs, circumzenithal arcs, diamond dust, and light pillars, revealing the intricate relationship between light and ice crystals that captivates our imagination.

Perth Australia Circumzenithal Arc

The article explores the enchanting phenomenon of the Perth Australia Circumzenithal Arc, a rare atmospheric spectacle created by sunlight interacting with ice crystals in cirrus clouds. It discusses the vibrant colors and ever-changing nature of these ethereal arcs, encouraging readers to keep an eye on the sky for a chance to witness this mesmerizing display.

Pollen Corona

The article explores the captivating beauty of pollen coronae, which are atmospheric phenomena created when light interacts with pollen grains suspended in the air. It discusses the size, shape, and unique characteristics of pollen grains that contribute to the formation of these mesmerizing displays.

Low rainbow, Loch Awe Scotland

This article explores the formation and beauty of the elusive low rainbow at Loch Awe, Scotland, revealing the factors that contribute to its mesmerizing appearance and its significance as a symbol of hope and wonder in nature.

Pillars with Flares

This article explores the formation and characteristics of trumpet or flared pillars, a mesmerizing atmospheric optics phenomenon caused by column-shaped ice crystals drifting horizontally in the cold air. The unique trumpet-like shapes of these pillars differentiate them from ordinary plate-shaped pillars and their captivating visuals make them a sight to behold on cold winter nights.