Eye-catching night shining clouds - 22.7.2014 at 00.00 - 22.7.2014 at 02.30 Sastamala Observation number 27863

Visibility V / V

Tuukka Järvenpää

A few hours wandered while on the wings as the witch went to describe. Hopefully the atmosphere that prevailed there is even slightly conveyed.

This description has been automatically translated from Finnish. Click here to see the original text.

10 8

Additional information

Havainto
- Night shining clouds
Cloud coverage in the sky
- Covered about half of the sky
Noctilucent clouds
- Unusual forms
  
  Relatively rarely, there are special shapes in the night shining cloud displays that do not belong to the shapes listed above. Such may be, for example, thick lumpy formations that appear as some kind of patches. They may also be associated with an unusual color tone.
- Swirl
  
  Swirls are curved night shining cloud forms. For example, a single night cloud belt or group of waves may be curved on a clear bend.
  
  The arrow indicates a slight vortex in the night cloud belt. Photo by Joni Tahkoniemi.
  
  Strong swirls in image taken by Veikko Mäkelä.
- Band
  
  Bands of noctilucent clouds are long, stripe like cloudformation.
  
  A single, very bright NLC band. Photo by Mikko Peussa.
  
  On the upper left corner, rising bands are clear on the image. Whereas waves of NLC cover the bottom right side of the image. Photo by Juha Tonttila.
- Veil
  
  The night cloud vail is a vague thin night shining cloud with no clear structure.
  
  Noctilucent cloud veil with one strong belt formation. Image by Veikko Mäkelä.

Brightness of the noctilucent clouds
- Eye-catching night shining clouds

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Eye-catching night shining clouds - 22.7.2014 at 00.00 - 22.7.2014 at 02.30 Sastamala Observation number 27863