Articles About Atmospheric Science, Meteorology, and Climatology

Wildfire Sky Colours

This article explores the captivating and unsettling colors that accompany wildfires, delving into the science behind the phenomenon. It discusses how smoke particles interact with sunlight, scattering and absorbing different wavelengths of light to create the eerie red and orange hues that engulf the sky during wildfires.

OPOD - Caustic Fringes

This article explores the phenomenon of supernumerary fringes, narrow colored bands that appear close inside a primary rainbow, and sheds light on the science behind their formation. It discusses the conditions necessary for the appearance of these fringes, the behavior of light within raindrops, and the factors that influence the number and intensity of supernumeraries.

IRIS software features

This article provides a comprehensive guide to the features of the IRIS software, which uses Mie scattering theory to produce accurate simulations of atmospheric optical phenomena such as glories, fogbows, and coronae. The software offers simplicity and efficiency in simulation, versatility in light sources and quality, customizable options, enhanced visualization tools, extensive material options, and supports accurate color reproduction.

OPOD - Dogs in the Sky

This article explores the formation, characteristics, and variations of sundogs, a captivating atmospheric optical display resembling a pair of dogs on either side of the sun. It delves into the scientific principles behind sundogs and their cultural significance, while also providing tips for photographing these ethereal phenomena.

Algal Glories

This article explores the optical effects produced by Chromophyton algae floating on pond surfaces, known as algal glories. It delves into the science behind these mesmerizing displays of light and color, shedding light on their formation and characteristics.

Lamp Coronae, Rays & Trees

This article explores the formation of lamp coronae, rays, and their interaction with trees in the Earth's atmosphere, providing a deeper understanding of these captivating optical phenomena. It delves into the intricate details of lamp coronae, rays, and the role that trees play in their creation.

OPOD - Trout & Optical Catastrophes

This article explores the fascinating world of caustics, the mesmerizing patterns of light that form on the surface of water and other reflective surfaces. It delves into the mathematical principles behind caustics and their stable and ordered nature, providing insights into their formation and behavior.

Reflected Lowitz Arcs - Sweden

This article explores the origins, characteristics, and mysteries surrounding Reflected Lowitz Arcs, a rare optical phenomenon found near Falköping, Sweden. It delves into the history of their discovery, their formation process, and ongoing research to better understand these mesmerizing atmospheric phenomena.

Reflection bows and a not quite calm sea

This article explores the phenomenon of reflection bows that can be observed in the presence of a not quite calm sea, showcasing the formation of additional rainbows and how the blurring effect is more pronounced in the vertical direction due to wave undulations.

Nacreous Clouds Swedish Lapland

This article explores the mesmerizing world of nacreous clouds in Swedish Lapland, discussing their formation, characteristics, and the captivating display they offer. It also highlights the scientific significance of these clouds in ozone depletion and provides tips for capturing their beauty through photography.

22 degree halo Puget Sound Washington States

This article explores the captivating phenomenon of the 22 degree halo in Puget Sound, Washington State, discussing its formation, variations, and tips for capturing its beauty through photography. It highlights the interplay between light and ice crystals in the atmosphere, creating awe-inspiring displays in the sky.

Sunward Earth's Shadow

This article explores the phenomenon of the Sunward Earth's Shadow, showcasing stunning images captured by photographer Doug Zubenel in August 2008. It delves into the role of volcanic ash, the path of the Earth's shadow, and the use of trigonometry to estimate altitude, offering a captivating glimpse into the complexities of atmospheric optics.

Crepuscular rays

This article explores the mesmerizing beauty and formation of crepuscular rays, also known as sunbeams or God rays, as they radiate from the position of the sun and create a dramatic display of light and shadow in the sky. It also discusses the role of clouds, the geometry of the rays, atmospheric conditions, cultural significance, and tips for photographing them, while highlighting other notable atmospheric optical phenomena.

OPOD - Lebanon Spotlights

This article explores the captivating beauty of crepuscular rays, focusing on a stunning photograph taken in Lebanon that showcases the ethereal beams of light illuminating the sky above Beirut. The article discusses the science behind crepuscular rays and their cultural significance, highlighting their ability to inspire awe and wonder in observers worldwide.

Modest sundog

This article explores the beauty and significance of modest sundogs, often overlooked but capable of adding a touch of magic to our daily lives, by explaining their formation and characteristics.

OPOD - Cape Cod Rays

The article explores the captivating phenomenon of Cape Cod Rays, parallel rays of light descending from the sky, and delves into the science behind their formation. It highlights the interplay between sunlight and atmospheric particles and discusses the factors that affect the intensity and visibility of these radiant beams.

Fata Morgana - Provost, Alberta

This article explores the enchanting atmospheric phenomenon of Fata Morgana, a complex variant of a mirage that creates captivating illusions of towering cliffs. It delves into the specific atmospheric conditions necessary for Fata Morgana to occur and highlights its occurrence during extremely cold weather or in Arctic regions.

No Dogs (except sundogs) allowed

This article explores the phenomenon of sundogs, a captivating atmospheric optical display caused by the interaction of sunlight with ice crystals in the atmosphere. It discusses how to spot sundogs, their appearance and characteristics, and highlights the beauty and wonder they bring to our skies.

Kelvin-Helmholtz Instabilities - OPOD

This article explores the mesmerizing Kelvin-Helmholtz instabilities, wave-like patterns that occur when two fluid layers slide past each other at different speeds in the atmosphere, oceans, and even on distant planets like Jupiter. Scientists study these instabilities to gain insights into the exchange of energy and momentum within Earth's system and to deepen our understanding of fluid dynamics.

Circumhorizon Arc

The article explores the mesmerizing phenomenon of the circumhorizon arc, a colorful ice halo that can be observed beneath the sun during the summer season. It explains the formation of the arc through the interaction of sunlight with hexagonal ice crystals in cirrus clouds, creating a captivating and vibrant spectacle in the sky.