Weather Dictionary / Glossary of Terms

Marginal Visual Flight Rules


   Weather TermDescription / Definition
   Marginal Visual Flight Rules (Abbrev. MVFR) - In an aviation product, refers to the general weather conditions pilots can expect at the surface. VFR stands for Visual Flight Rules and MVFR means Minimum or Marginal Visual Flight Rules. MVFR criteria means a ceiling between 1,000 and 3,000 feet and/or 3 to 5 miles visibility.


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Data courtesy of NOAA - National Oceanic and Atmospheric Administration