---
title: "MET.OR.270 Tropical cyclone advisory centre responsibilities — SPECIFIC REQUIREMENTS FOR PROVIDERS OF METEOROLOGICAL SERVICES, ATM/ANS · Avioverse"
description: "In its area of responsibility, the TCAC shall issue: advisory information concerning the position of the cyclone centre, changes in intensity at the time…"
url: "https://avioverse.aero/regulations/easa/atm-ans/part-met/subpart-a/met-or-270"
---

# MET.OR.270 Tropical cyclone advisory centre responsibilities

SPECIFIC REQUIREMENTS FOR PROVIDERS OF METEOROLOGICAL SERVICES · Regulation (EU) 2017/373 · EAR revision 12 Mar 2025

IR Implementing rule

## MET.OR.270 Tropical cyclone advisory centre responsibilities

In its area of responsibility, the TCAC shall issue:

(a) advisory information concerning the position of the cyclone centre, changes in intensity at the time of observation, its direction and speed of movement, central pressure and maximum surface wind near the centre;

(b) updated advisory information to meteorological watch offices for each tropical cyclone, as necessary, but at least every 6 hours.

IR · MET.OR.270 — Regulation (EU) 2017/373 · Regulation (EU) 2021/1338 · ATM/ANS Easy Access Rules · EAR revision 12 Mar 2025

AMC Acceptable means of compliance

## AMC1 MET.OR.270(a) Tropical cyclone advisory centre responsibilities

DISSEMINATION OF TROPICAL CYCLONE ADVISORY

Tropical cyclone advisory information should be disseminated to international OPMET databanks and to centres responsible for the operation of aeronautical fixed service Internet-based services.

AMC · AMC1 MET.OR.270(a) — Regulation (EU) 2017/373 · ED Decision 2022/004/R · ATM/ANS Easy Access Rules · EAR revision 12 Mar 2025

GM Guidance material

## GM1 MET.OR.270(a) Tropical cyclone advisory centre responsibilities

DISSEMINATION OF TROPICAL CYCLONE ADVISORY

Procedures for the dissemination of tropical cyclone advisory information to users are described in ICAO EUR Doc 018 ‘EUR OPMET DATA MANAGEMENT HANDBOOK’.

GM · GM1 MET.OR.270(a) — Regulation (EU) 2017/373 · ED Decision 2022/004/R · ATM/ANS Easy Access Rules · EAR revision 12 Mar 2025

[All rules in SUBPART A — ADDITIONAL ORGANISATION REQUIREMENTS FOR PROVIDERS OF METEOROLOGICAL SERVICES (MET.OR)](https://avioverse.aero/regulations/easa/atm-ans/part-met/subpart-a)

Consolidated from the EASA Easy Access Rules (revision 12 Mar 2025, extracted 13 Oct 2026) for convenience. Not the official publication — verify against the Official Journal of the European Union and the EASA publications before operational use.