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Optical Effects
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Cirrostratus undulatus spotted over Pic de Montaut in the French Pyrénées, near Sarrancolin, France
Cirrocumulus with signs of lacunosus within its formation, spotted over Somerset, England
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Virga over London, England
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Horseshoe vortex spotted over Brighton, Colorado, US
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A classic example of Virga, where precipitation evaporates when it falls into a layer of dry air, spotted over Stuttgart, Killesberg, Germany
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A plethora of contrails spotted near Munich, Bavaria, Germany
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Moon Dogs, also known as paraselenae, a rare optical phenomenon, spotted along with a 22-degree lunar halo over Sumirago, Varese, Italy
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A plethora of contrails spotted by Alexia's friend, Ted Burrowes, near Lexington, Virginia, US
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Supernumerary bows spotted along with a secondary bow over Little Green Farm, Bedford, Virginia, US
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22-degree halo spotted in the mountains near Mercogliano, Avellino, Italy
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Fallstreak Hole (Cavum) spotted over North Munich, Bavaria, Germany
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Altocumulus radiatus indicates instability at mid-atmospheric levels and often signaling approaching stormy weather. This was true in this case as Bernhard indicated that it rained only two hours later, near the English Garden, Munich, Germany.
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A developing storm system near Place de la Concorde, Paris, France
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Altocumulus lenticularis spotted overhead during a salmon fishing expedition in Argentina
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Asperitas with signs of lacunosus spotted over Sacramento, California, US
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Cirrocumulus undulatus with signs of lacunosus, spotted over Lake Stevens, Washington, US
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