Guide

Decoding METAR: How to Read Aviation Weather Like a Pilot

Jan 11, 2026 IATA Codes Team

If you have visited our airport pages (like JFK or Madrid), you have likely seen an unintelligible string of text called METAR. It is not a system error; it is the most precise weather report in the world.

Basic Structure

METAR Structure Diagram

A typical METAR looks like this: LEMD 121000Z 33008KT CAVOK...

  • LEMD: ICAO Airport Code (Madrid).
  • 121000Z: Day 12 of the month at 10:00 Zulu (UTC).
  • 33008KT: Wind from direction 330 at 8 knots.
  • CAVOK: "Ceiling and Visibility OK" (Clear skies).

Why use our site?

Unlike generic weather apps, on iata-codes.com we show you this data in real-time, straight from the control tower, without ads cluttering the view.

✈️ Plan Your Trip

Find the best deals for your next adventure.

Find Flights Book Hotels