Radio Navigation Warnings

Reference Date Time Group Description Select
2056 NAVAREA I 243/25 270500 UTC Oct 25 RIGLIST. CORRECT AT 270500 UTC OCT 2025

NAVAREA 1

NAVAREA I 243/25

270500 UTC Oct 25 

                                                1. RIGLIST. CORRECT AT 270500 UTC OCT 2025.

    SOUTHERN NORTH SEA: 51N TO 55N
    52-07.7N 003-56.4E VALARIS 123 ACP P18-A
    53-00.2N 002-53.7E HAEVA
    53-07.1N 002-06.3E ENSCO 92 ACP LEMAN GAS FIELD
    53-13.0N 003-55.1E SEAFOX 4 ACP K15-FK-1
    53-35.6N 004-26.0E SWIFT 10
    53-38.7N 000-36.2E OBANA ACP AMETHYST GAS FIELD
    54-05.7N 003-21.8E WELL SAFE PROTECTOR ACP E17A-A
    54-18.0N 001-39.6E ERDA ACP TRENT GAS FIELD
    54-34.2N 002-17.6E VALARIS NORWAY ACP CYGNUS GAS FIELD
   
    NORTH SEA: 55N TO 60N, EAST OF 5W
    56-16.5N 003-23.9E NOBLE INVINCIBLE ACP VALHALL OIL FIELD
    56-32.7N 003-13.4E LINUS ACP EKOFISK COMPLEX
    56-32.9N 003-12.8E WEST ELARA ACP EKOFISK COMPLEX
    56-40.0N 003-48.0E NOBLE INTREPID
    56-41.9N 002-20.2E VALARIS 120 ACP JUDY OIL FIELD
    56-54.0N 002-22.8E VALARIS 122 ACP 30/02-WHPA
    57-01.9N 001-57.3E VALARIS 121 ACP SHEARWATER OIL FIELD
    57-11.6N 001-54.8E VALARIS STAVANGER ACP CULZEAN GAS FIELD
    57-16.5N 000-46.5E SHELF DRILLING FORTRESS
    57-22.5N 001-59.8E NOBLE INNOVATOR ACP MUNGO OIL FIELD
    57-48.9N 004-32.0E MAERSK INSPIRER ACP YME OIL FIELD
    58-06.0N 001-08.1E PAUL B LOYD JR
    58-18.5N 001-46.4W SAFE CALEDONIA ACP CAPTAIN OIL FIELD
    58-25.1N 001-43.0E NOBLE LLOYD NOBLE ACP SLEIPNER GAS FIELD
    58-42.3N 001-36.7E DEEPSEA ATLANTIC
    58-58.0N 002-17.0E DEEPSEA NORDKAPP
    59-13.1N 002-25.4E COSL PIONEER
    59-15.2N 002-36.1E DEEPSEA ABERDEEN
    59-52.3N 002-34.0E NOBLE INTEGRATOR
    
    NORWEGIAN SEA: 60N TO 65N, EAST OF 5W
    60-00.2N 002-23.5E DEEPSEA STAVANGER
    60-26.4N 003-01.4E DEEPSEA YANTAI
    60-30.3N 002-00.8E ASKEPOTT ACP MARTIN LINGE
    61-04.7N 001-59.3E ASKELADDEN
    61-16.5N 002-06.9E COSL PROMOTER
    61-18.0N 002-21.7E DEEPSEA BOLLSTA
    61-23.6N 003-22.3E TRANSOCEAN NORGE
    61-30.9N 000-57.1E NOBLE PATRIOT
    61-39.6N 002-43.3E COSL INNOVATOR
NEW 64-48.8N 007-03.6E TRANSOCEAN ENCOURAGE

    SOUTH AND WEST OF GREAT BRITAIN
    53-34.0N 003-27.2W VALARIS 72 ACP HAMILTON GAS FIELD
    53-37.9N 003-10.5W IRISH SEA PIONEER ACP LENNOX OIL/GAS FIELD

NOTES:
A. RIGS ARE PROTECTED BY A 500 METRE SAFETY ZONE.
B. ACP - ADJACENT TO CHARTED PLATFORM.
C. FOR RIGS LOCATED NORTH OF 65N, EAST OF 5W, REFER TO NAVAREA XIX WARNINGS OR VISIT WWW.NAVAREA-XIX.NO

2. CANCEL NAVAREA I 239/25.
2061 WZ 676/25 242210 UTC Oct 25 GMDSS. MRCC ABERDEEN. MF R/T SERVICE FROM GREGNESS SITE OFF AIR.

UK Coastal

WZ 676/25

242210 UTC Oct 25 

                                                GMDSS. 
MRCC ABERDEEN.
1. MF R/T SERVICE FROM GREGNESS SITE 57-07.7N 002-03.2W OFF AIR.
2. CANCEL WZ 569/25.
2060 WZ 674/25 241730 UTC Oct 25 CROMARTY. HYWIND FLOATING WIND FARM. TURBINE FOG SIGNALS INOPERATIVE.

UK Coastal

WZ 674/25

241730 UTC Oct 25 

                                                CROMARTY. 
HYWIND FLOATING WIND FARM.
1. TURBINE FOG SIGNALS INOPERATIVE: 
A. HS2 57-29.4N 001-21.1W. 
B. HS4 57-28.7N 001-21.2W.
2. CANCEL WZ 585/25.
2059 WZ 673/25 241700 UTC Oct 25 OUTER HEBRIDES. SOUTH UIST WESTWARDS. LIVE WEAPONS FIRINGS IN PROGRESS DAILY FROM 0730 TO 2230 UTC, 27 TO 31 OCT.

UK Coastal

WZ 673/25

241700 UTC Oct 25 

                                                OUTER HEBRIDES.
SOUTH UIST WESTWARDS.
1. LIVE WEAPONS FIRINGS IN PROGRESS DAILY FROM 0730 TO 2230 UTC, 27 TO 31 OCT, IN AREA WITHIN 15 MILES OF 57-23N 007-51W.
2. THIS IS AN EXTREMELY HAZARDOUS AREA AND MARINERS ARE REQUESTED TO VACATE THE AREA DURING THE ABOVE PERIODS. ANY VESSELS INTENDING TO ENTER THE AREA SHOULD CONTACT HEBRIDES RANGE ON VHF CH16 OR TELEPHONE NUMBER +441870604449 OR +447385341660 FOR ADVICE. MARITIME PATROL AIRCRAFT MAY BE IN OPERATION TO SUPPORT FIRINGS AND MARINERS ARE REQUESTED TO COMPLY WITH ANY INSTRUCTIONS GIVEN.
3. CANCEL THIS MSG 312330 UTC OCT 2025.
2043 NAVAREA I 242/25 241001 UTC Oct 25 NAVAREA I WARNINGS IN FORCE AT 241000 UTC OCT 2025

NAVAREA 1

NAVAREA I 242/25

241001 UTC Oct 25 

                                                1. NAVAREA I WARNINGS IN FORCE AT 241000 UTC OCT 2025:

2025 SERIES: 157, 239, 240, 242.

NOTES:
A. TEXTS OF NAVAREA I WARNINGS ISSUED EACH WEEK ARE PUBLISHED IN WEEKLY EDITIONS OF THE ADMIRALTY NOTICES TO MARINERS BULLETIN (ANMB).
B. NAVAREA I WARNINGS LESS THAN 42 DAYS OLD (239/25 ONWARD) ARE PROMULGATED VIA ENHANCED GROUP CALL (EGC) AND/OR RELEVANT NAVTEX TRANSMITTERS.
C. THE COMPLETE TEXTS OF ALL IN-FORCE NAVAREA I WARNINGS, INCLUDING THOSE WHICH ARE NO LONGER BEING BROADCAST, ARE REPRINTED IN SECTION III OF ANMB IN WEEKS 1, 13, 26 AND 39 AND ARE ALSO AVAILABLE FROM THE UKHO WEBSITE AT: HTTPS://MSI.ADMIRALTY.CO.UK/RADIONAVIGATIONALWARNINGS.
ALTERNATIVELY, THESE MAY BE REQUESTED BY E-MAIL FROM NAVAREA I CO-ORDINATOR AT: NAVWARNINGS@UKHO.GOV.UK

2. CANCEL NAVAREA I 235/25.
2058 WZ 670/25 230425 UTC Oct 25 GMDSS. MRCC ABERDEEN. VHF R/T SERVICE FROM FOYERS SITE OFF AIR.

UK Coastal

WZ 670/25

230425 UTC Oct 25 

                                                GMDSS.
MRCC ABERDEEN.
VHF R/T SERVICE FROM FOYERS SITE 57-14.4N 004-30.7W OFF AIR.
2057 NAVAREA I 240/25 201520 UTC Oct 25 WESTERN APPROACHES TO THE UNITED KINGDOM AND IRELAND. VALENTIA NAVTEX STATION (W) OFF AIR.

NAVAREA 1

NAVAREA I 240/25

201520 UTC Oct 25 

                                                GMDSS.
WESTERN APPROACHES TO THE UNITED KINGDOM AND IRELAND.
VALENTIA NAVTEX STATION (W) 51-56N 010-21W OFF AIR.
2055 WZ 667/25 191740 UTC Oct 25 HUMBER. INNER CROMER KNOLL. PLATFORM BLYTHE UNLIT AND ALL NAVAIDS INOPERATIVE.

UK Coastal

WZ 667/25

191740 UTC Oct 25 

                                                HUMBER.
INNER CROMER KNOLL.
PLATFORM BLYTHE 53-14.5N 001-26.8E UNLIT AND ALL NAVAIDS INOPERATIVE.
2048 WZ 658/25 141714 UTC Oct 25 THAMES. EAST ANGLIA ONE WIND FARM. TURBINE A03 FOG SIGNAL INOPERATIVE.

UK Coastal

WZ 658/25

141714 UTC Oct 25 

                                                THAMES. 
EAST ANGLIA ONE WIND FARM.
1. TURBINE A03, 52-09.3N 002-27.7E, FOG SIGNAL INOPERATIVE.
2. CANCEL WZ 549/25.
1983 WZ 654/25 120822 UTC Oct 25 HUMBER. INNER BANK SOUTHEASTWARDS. PLATFORM SOUTHWARK UNLIT AND ALL NAVAIDS INOPERATIVE.

UK Coastal

WZ 654/25

120822 UTC Oct 25 

                                                HUMBER.
INNER BANK SOUTHEASTWARDS.
1. PLATFORM SOUTHWARK 53-11.0N 002-05.8E UNLIT AND ALL NAVAIDS INOPERATIVE.
2. CANCEL WZ 546/25.
2045 WZ 652/25 111750 UTC Oct 25 PLYMOUTH. EDDYSTONE ROCKS SOUTHEASTWARDS. WRECK OF F/V FAITHFUL REPORTED.

UK Coastal

WZ 652/25

111750 UTC Oct 25 

                                                PLYMOUTH. 
EDDYSTONE ROCKS SOUTHEASTWARDS.
1. WRECK OF F/V FAITHFUL REPORTED IN 50-01.0N 004-04.0W.
2. CANCEL WZ 644/25.
2033 WZ 630/25 071155 UTC Oct 25 GMDSS. MRCC MILFORD HAVEN. VHF DSC SERVICES FROM BLAENPLWYF SITE OFF AIR.

UK Coastal

WZ 630/25

071155 UTC Oct 25 

                                                GMDSS. 
MRCC MILFORD HAVEN.
VHF DSC SERVICE FROM BLAENPLWYF SITE 52-21.6N 004-06.1W OFF AIR.
2032 WZ 628/25 061630 UTC Oct 25 GMDSS. MRCC STORNOWAY. RADIO SERVICES OFF AIR.

UK Coastal

WZ 628/25

061630 UTC Oct 25 

                                                GMDSS.
MRCC STORNOWAY.
1. THE FOLLOWING SERVICES ARE OFF AIR:
A. VHF DSC SERVICE FROM GLENGORM SITE 56-37.9N 006-07.9W.
B. VHF R/T AND DSC SERVICES FROM TIREE SITE 56-30.2N 006-57.8W.
2. CANCEL WZ 627.
2026 WZ 621/25 032020 UTC Oct 25 HUMBER. GALLEON GAS FIELD. PLATFORM 48/20-PN UNLIT.

UK Coastal

WZ 621/25

032020 UTC Oct 25 

                                                HUMBER.
GALLEON GAS FIELD.
PLATFORM 48/20-PN 53-27.7N 001-55.0E UNLIT.
2021 WZ 614/25 011612 UTC Oct 25 IRISH SEA. WALNEY WIND FARM. EAST CARDINAL BUOY UNLIT.

UK Coastal

WZ 614/25

011612 UTC Oct 25 

                                                IRISH SEA. 
WALNEY WIND FARM.
1. EAST CARDINAL BUOY 54-01.7N 003-25.9W UNLIT.
2. CANCEL WZ 576/25.
2017 WZ 608/25 272030 UTC Sep 25 GMDSS. MRCC ABERDEEN. VHF DSC SERVICE FROM INVERBERVIE SITE OFF AIR.

UK Coastal

WZ 608/25

272030 UTC Sep 25 

                                                GMDSS. 
MRCC ABERDEEN. 
1. VHF DSC SERVICE FROM INVERBERVIE SITE 56-51.1N 002-15.7W OFF AIR.
2. CANCEL 523/25.
2009 WZ 588/25 200850 UTC Sep 25 GMDSS. MRCC SHETLAND. VHF RT SERVICES FROM DUNNET HEAD SITE UNSTABLE.

UK Coastal

WZ 588/25

200850 UTC Sep 25 

                                                GMDSS. 
MRCC SHETLAND.
VHF RT SERVICES FROM DUNNET HEAD SITE 58-40.3N 003-22.6W UNSTABLE.
1904 NAVAREA I 157/25 021235 UTC Jul 25 SOUTHERN, SOUTHEASTERN, CENTRAL AND NORTHERN BALTIC, GULF OF FINLAND, GULF OF RIGA AND SEA OF AALAND. GNSS, AIS, RADAR AND DGPS INTERFERENCE OBSERVED.

NAVAREA 1

NAVAREA I 157/25

021235 UTC Jul 25 

                                                SOUTHERN, SOUTHEASTERN, CENTRAL AND NORTHERN BALTIC, GULF OF FINLAND, GULF OF RIGA AND SEA OF AALAND.
1. GNSS, AIS, RADAR AND DGPS INTERFERENCE OBSERVED WITHIN THE AREA.
MARINERS ADVISED TO EXERCISE CAUTION AND BE PREPARED FOR DISRUPTION TO NAVIGATION.
2. BALTIC SEA NAVIGATION WARNING 026/25 REFERS.