What Does PRFG Stand For?

PRFG stands for Partial Fog METAR Code

PRFG stands for Partial Fog METAR Code. It is a meteorological designation used in aviation weather reports to indicate the presence of fog that is not uniformly affecting visibility across the reporting area. PRFG signifies that while some areas may experience reduced visibility due to fog, others may remain clear, providing critical information for flight operations and safety assessments.