Radio Navigation Warnings

Reference Date Time Group Description Select
2067 WZ 687/25 021520 UTC Nov 25 PLYMOUTH. START POINT SOUTHWESTWARDS. ABANDONED FISHING GEAR ADRIFT.

UK Coastal

WZ 687/25

021520 UTC Nov 25 

                                                PLYMOUTH. 
START POINT SOUTHWESTWARDS.
1. ABANDONED FISHING GEAR ADRIFT IN 50-01N 003-50W AT 021315 UTC NOV.
2. CANCEL THIS MSG 051315 UTC NOV 2025.
2066 NAVAREA I 245/25 021159 UTC Nov 25 ENGLISH CHANNEL. TSS IN THE STRAIT OF DOVER AND ADJACENT WATERS. AHT BOKA SWEEPER TOWING FPSO GRYPHON A TO YALOVA, TURKEY.

NAVAREA 1

NAVAREA I 245/25

021159 UTC Nov 25 

                                                ENGLISH CHANNEL. 
TSS IN THE STRAIT OF DOVER AND ADJACENT WATERS.
AHT BOKA SWEEPER TOWING FPSO GRYPHON A TO YALOVA, TURKEY.
LAST KNOWN POSITION 51-03.2N 001-25.6E AT 021140 UTC NOV 2025.
LENGTH OF TOW 1000 METRES.
TUG SILEX AND M/V BOKA GLACIER IN ATTENDANCE.
WIDE BERTH OF 1 MILE REQUESTED.
2009 WZ 686/25 011047 UTC Nov 25 GMDSS. MRCC SHETLAND. VHF R/T SERVICE FROM DUNNET HEAD SITE UNSTABLE.

UK Coastal

WZ 686/25

011047 UTC Nov 25 

                                                GMDSS. 
MRCC SHETLAND.
1. VHF R/T SERVICE FROM DUNNET HEAD SITE 58-40.3N 003-22.6W UNSTABLE.
2. CANCEL WZ 588/25.
2065 WZ 684/25 311015 UTC Oct 25 FAIRWAY BUOY RACON UNRELIABLE.

UK Coastal

WZ 684/25

311015 UTC Oct 25 

                                                PORTLAND.
FAIRWAY BUOY 49-54.5N 002-53.7W RACON UNRELIABLE.
2064 NAVAREA I 244/25 311001 UTC Oct 25 NAVAREA I WARNINGS IN FORCE AT 311000 UTC OCT 2025

NAVAREA 1

NAVAREA I 244/25

311001 UTC Oct 25 

                                                NAVAREA I 244/25
1. NAVAREA I WARNINGS IN FORCE AT 311000 UTC OCT 2025:

2025 SERIES: 157, 240, 243, 244.

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 (240/25 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 242/25.
2062 WZ 680/25 301522 UTC Oct 25 FORTH. MONTROSE SOUTHEASTWARDS. BUOYS UNLIT.

UK Coastal

WZ 680/25

301522 UTC Oct 25 

                                                FORTH.
MONTROSE SOUTHEASTWARDS.
BUOYS UNLIT: 
A. NORTH CARDINAL 56-35.9N 002-09.5W.
B. SOUTH CARDINAL 56-25.1N 002-14.0W.
C. SOUTH CARDINAL 56-24.9N 002-07.9W.
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.
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.
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.
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.