ice supersaturation

  1. M

    Converting Relative Humidity with regards to water, to Relative Humidity with regards to ice

    Hi Metabunkers, In regards to persistent spreading contrails. I understand that different contrails ie: short, persistent, persistent and spreading contrails require different environmental conditions to exist. I've been observing planes leaving persistent spreading contrails at altitudes...
  2. Mick West

    Explained: Flying Carpet Rhombus-shaped Cloud in Exeter

    via: http://www.westernmorningnews.co.uk/bird-plane-mattress-Strange-flying-carpet-cloud/story-22011903-detail/story.html The straight-edged rectangular formation was seen in the sky in Exeter, Devon - and images were quickly posted on social media. One picture of the rhombus-shaped cloud was...
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