Category Archives: weather

Blowing snow

Posted on February 14, 2019 by Alistair

  Snow blowing off a pine tree reminds me of the springtime sight of pollen doing likewise.  

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Frazil

Posted on February 10, 2019 by Alistair

  A cold, windy atmosphere is a prescription for the creation of frazil.  Frazil is a collection of loose, randomly oriented, tiny ice crystals that forms in supercooled turbulent water. The air temperature is usually well below -6 °C, something easily attained … Continue reading →

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January goulash

Posted on January 30, 2019 by Alistair

  This is a collection of a few images, none of which had its own posting in January. A flock of geese is seen flying in front of the Purcell Mountains. In case anyone wondered why it is called a … Continue reading →

Posted in birds, mammals, weather | 3 Comments

Light play

Posted on January 28, 2019 by Alistair

  The play of light in the atmosphere is an endless source of fascination for me. The blue of the sky and the colours of the sunset are just the beginning of a cornucopia of optical phenomena. This morning’s walk … Continue reading →

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Lake-surface oscillation

Posted on January 10, 2019 by Alistair

  The varying patterns that can be seen on our lake are endlessly fascinating. Photographers often seek out particularly beautiful ones, as do I, but I also seek the beauty of its physics. Pop pattern posting: With over 6500 viewings … Continue reading →

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Post-posting ponderings

Posted on December 30, 2018 by Alistair

  The majority of my postings stand alone. Yet, sometimes following a posting, I continue to ponder it. This is a collection of five further ruminations made this last year. Speeding hare, Jan. 17, 2018 I was struck by the … Continue reading →

Posted in birds, mammals, weather | 7 Comments

December goulash

Posted on December 28, 2018 by Alistair

  This is a compilation of a few images, none of which had its own posting in December. Indeed, December could be characterized as a month of sparse observations. Early in the month, Trumpeter Swans came through, but were often … Continue reading →

Posted in birds, mammals, weather | 5 Comments

Larch

Posted on October 25, 2018 by Alistair

  When I was a child, I was told of two kinds of trees: deciduous and conifer. This distinction seemed odd, for these are not matching classifications: deciduous refers to a seasonal shedding of leaves; conifer to a reproductive structure. … Continue reading →

Posted in scenes, weather | 2 Comments

Underwater spring

Posted on October 22, 2018 by Alistair

  Video: It is rare that I think that a posting would have been improved by the inclusion of a video clip. I am usually more concerned with stopping motion than showing it. However today, a movie  clip would have … Continue reading →

Posted in commentary, scenes, weather | 1 Comment

Western sky

Posted on October 21, 2018 by Alistair

  The western sky is associated with sunsets — also grand haloes.  This evening’s sky had a group of haloes. They were not the best I had seen, but they were eminently satisfactory. There was a modest 22° halo, an … Continue reading →

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