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• A generally circular ring of cloud that may be observed on rare occasions surrounding the upper part of a wall cloud. This term sometimes is used (incorrectly) as a synonym for wall cloud.

  NOAA National Weather Service - Cite This Source - This Definition
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  Cite Definition for Collar Cloud

  American Psychological Association (APA)

  Collar Cloud. (n.d.). National Weather Service Glossary. Retrieved June 8, 2023, from website: http://www.expertglossary.com/definition/collar-cloud.

  Chicago Manual of Style (CMS)

  Collar Cloud. www.weather.gov. National Weather Service Glossary. NOAA National Weather Service. http://www.expertglossary.com/definition/collar-cloud (accessed: June 8, 2023).

  Modern Language Association (MLA)

  "Collar Cloud." National Weather Service Glossary. NOAA National Weather Service. 8 June. 2023 http://www.expertglossary.com/definition/collar-cloud.

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