What is a key identifier feature of a TAF report?

A TAF report is primarily identified by a four-letter ICAO location identifier, which serves to specify the geographical location for which the forecast is issued. This identifier helps pilots and meteorologists quickly recognize the airport or aerodrome involved in the forecast, facilitating more effective planning and response to weather conditions.

The four-letter ICAO code is an internationally recognized format used to denote specific airports, ensuring that the TAF is appropriately linked to its respective location. Pilots rely on these identifiers for rapidly accessing weather forecasts for their departure, arrival, or alternate airports.

While a five-letter ICAO code is linked to other aviation data, it is not the standard for TAF reports. Similarly, numerical weather codes and unique timestamps, while relevant in other meteorological contexts, are not the key identifier feature for a TAF report.