Skip Navigation Links weather.gov 
NOAA logo-Select to go to the NOAA homepage
National Oceanic and Atmospheric Administration's   
   Select to go to the NWS homepage
National Weather Service   
 
 
Local forecast by
"City, St"
USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.

  Home > Glossary

 
MVFR
Marginal Visual Flight Rules - 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.
VFR
Visual Flight Rules

You can either type in the word you are looking for in the box below or browse by letter.

Search:

Browse by letter:

#  A  B  C  D  E  F  G  H  I  J  K  L  M  N  O  P  Q  R  S  T  U  V  W  X  Y  Z  

 
 
    US Dept of Commerce
    National Oceanic and Atmospheric Administration
    National Weather Service
    1325 East West Highway
    Silver Spring, MD 20910
    Page Author: NWS Internet Services Team		 Disclaimer
Information Quality
Credits
Glossary
 Privacy Policy
Freedom of Information Act (FOIA)
About Us
Career Opportunities
     Page last Modified: 25 June, 2009 1:01 PM