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A METAR (METeorological Aerodrome Report) is an observation and provides information about the current weather. A TAF (Terminal Area Forecast) provides a forecast for a longer period, for example 8, 24 or 36 hours.
METAR is a standardized code for aviation routine weather reports, used by pilots and meteorologists worldwide. It contains data on temperature, wind, precipitation, cloud cover, visibility, pressure, and more, and may include a short forecast (TREND).
- The ICAO Designator – KBWI. A METAR will always start with a 4 letter designator. This will match the four-letter ICAO designator of the airport in question.
- Date and Time – 082330Z. How recent is the reported weather? Well, this section of the METAR will tell you. It is actually two pieces of information.
- Automated Observation – AUTO. In today’s age of technology, computers can even be weathermen! Many airfields are festooned with various sensors and gauges, which feed into a meteorological computer.
- Wind Information – 21010KT. The first three digits are directional bearing. They indicate which direction the wind is coming from. It is vita l to remember that this bearing will be given in degrees true, not magnetic.
Meteorological Aerodrome Report (METAR), also known as Meteorological Terminal Aviation Routine Weather Report, Meteorological Terminal Air Report or Meteorological Airfield Report is a format for reporting weather information.
Jan 4, 2021 · Even programs like Foreflight don’t decode all of the METAR. They typically leave off the remarks (RMK) section leaving pilots to wonder what the rest of the METAR means. This article will take a deep dive into how to read every aspect of the METAR.
High Wind. GFA provides a complete picture of weather that may impact flights in the United States and beyond.
