| Significance | Code | Meaning |
|---|
| FIR | EGTT | London FIR | | | / | | | Qualifiers | Q | | | | AT | Class B Airspace | | | XX | miscellaneous plain language | | | / | | | Traffic | I | IFR traffic affected | | | V | VFR traffic affected | | | / | | | Purpose | N | For immediate attention of aircraft operators | | | B | For inclusion in Preflight Infomation Bulletins | | | O | Operationally significant for IFR flights | | | / | | | Scope | E | En-Route information | | | / | | | From flight level | 000 | Surface | | | / | | | Up to flight level | 100 | 10000 feet QNE | | | / | | | Centre Latitude | 5321N | 53° 21' North' | | Centre Longitude | 00216W | 2° 16' West | | Radius of area affected | 100 | 100 nautical miles |
| | CAUTION-LOW ATMOSPHERIC PRESSURE IS FCST IN THE MANCHESTER AND MIDLANDS AREA OF THE UK.ALL PILOTS,ESPECIALLY THOSE INBD TO OR OUBD FROM MANCHESTER,LIVERPOOL,HAWARDEN,LEEDS,BIRMINGHAM,OXFORD,EAST MIDLANDS,COVENTRY,ISLE OF MAN,HUMBERSIDE,BLACKPOOL,AND WARTON ARE TO EXER CAUTION WHEN DES OR CMB THROUGH THE TRL / ALT DUE TO THE SIG DIFFERENCE BTN THE AERODROME QNH AND THE STD PRESSURE SETTING. |
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