NAVAREA IV 1058/26
Iceberg and sea ice limits in NW Atlantic (NAIS iceberg bulletin)
Activeuntil 05 Nov 2026, 00:01 UTC (in 3 h)Issued 03 Nov 2026, 20:07 UTC
Warning text
Positions open on the map1. NORTH AMERICAN ICE SERVICE (NAIS)
ICEBERG BULLETIN 040001Z NOV.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
52-15.00N 056-00.00W, 52-30.00N 054-30.00W,
53-45.00N 051-15.00W, 54-30.00N 051-00.00W,
60-00.00N 058-00.00W.
3. ESTIMATED ICEBERG LIMIT ALONG
TRACKLINE JOINING
65-00.00N 028-00.00W, 64-25.00N 036-20.00W,
59-25.00N 041-35.00W, 58-50.00N 044-15.00W,
59-10.00N 047-10.00W, 61-25.00N 054-45.00W,
60-00.00N 058-00.00W.
4. SEA ICE LIMIT ALONG TRACKLINES
JOINING:
A. 59-03.00N 065-46.00W, 58-54.00N 067-35.00W,
59-28.00N 069-09.00W, 61-06.00N 069-01.00W,
62-49.00N 074-12.00W, 62-32.00N 080-13.00W,
61-36.00N 080-37.00W, 60-04.00N 077-39.00W.
B. 62-12.00N 065-54.00W, 62-08.00N 063-13.00W,
63-15.00N 064-31.00W.
5. NOTE THE SIGNIFICANT REDUCTION
OF THE ICEBERG LIMIT SINCE 030001Z NOV
BULLETIN DUE TO PREDICTED DETERIORATION.
6. MOST RECENT RECONNAISSANCE:
EASTERN LIMIT ICEBERG FLIGHT 29 OCT 26.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
SEA ICE OR STATIONARY RADAR TARGETS THAT
MAY LIKELY BE ICE TO THE NEAREST CANADIAN
COAST GUARD MARINE COMMUNICATIONS AND
TRAFFIC SERVICE STATION OR
USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
GO TO WWW.NAVCEN.USCG.GOV/INTERNATIONAL-ICE-PATROL.
9. CANCEL THIS MSG 050001Z NOV 26.
Location map
Open in the full mapAnalysis
Activeuntil 05 Nov 2026, 00:01 UTC (in 3 h)North American Ice Service iceberg bulletin issuing iceberg and sea ice limits in the NW Atlantic and adjacent waters. Iceberg limit, estimated iceberg limit and two sea ice limit tracklines are given by positions. Mariners are asked to report sightings of icebergs, sea ice or radar targets to Canadian Coast Guard MCTS or via INMARSAT code 42; shapefiles and weekly predictions available online. Message valid until cancellation time 050001Z NOV 26.
Report position and time of any icebergs, sea ice or stationary radar targets likely to be ice to the nearest Canadian Coast Guard MCTS station or using INMARSAT code 42; consult provided shapefiles and weekly predictions online. Navigate with caution in ice-affected areas.
- Type
- Ice report · severity moderate
- Location
- NW Atlantic and adjacent waters (positions given)
- Validity
- From 04 Nov 2026, 00:01 UTC
Until 05 Nov 2026, 00:01 UTCICEBERG BULLETIN 040001Z NOV. ... CANCEL THIS MSG 050001Z NOV 26. - Activity periods
- 04 Nov 2026, 00:01 UTC - 05 Nov 2026, 00:01 UTC (Bulletin period as given (040001Z NOV to 050001Z NOV 26))
- Hazards
- iceberg limit, estimated iceberg limit, sea ice limit
Contacts
- Canadian Coast Guard Marine Communications and Traffic Service station · report sightings of icebergs, sea ice or radar targets
- INMARSAT code 42 · alternate reporting method for sightings
- WWW.NAVCEN.USCG.GOV/INTERNATIONAL-ICE-PATROL · shapefiles and weekly predictions
Coast stations for this area
- DSCDSC Station Fox HarborJRCC HalifaxCanadaMMSI 003160021VHF 40range 40 NM14 NM from the area
- DSCDSC Station L’Anse aux MeadowsJRCC HalifaxCanadaMMSI 003160021VHF 40range 40 NM45 NM from the area
- DSCDSC Station St. AnthonyJRCC HalifaxCanadaMMSI 003160021VHF 40range 40 NM46 NM from the area
- DSCDSC Station ConcheJRCC HalifaxCanadaMMSI 003160021VHF 40range 40 NM81 NM from the area
- DSCDSC Station CartrightJRCC HalifaxCanadaMMSI 003160022VHF 40range 40 NM95 NM from the area
Recurring series: Ice report(this is the latest)
Earlier reports
- 1041/26(archived)
- 1037/26(archived)
- 1034/26(archived)
- 1030/26(archived)
- 1029/26(archived)
- 1028/26(archived)
- 1025/26(archived)
- 1021/26(archived)
- 1013/26(archived)
- 1007/26(archived)
- 1006/26(archived)
- 1004/26(archived)
- 1002/26(archived)
- 998/26(archived)
- 996/26(archived)
- 990/26(archived)
- 985/26(archived)
- 981/26(archived)
- 979/26(archived)
- 977/26(archived)
Worked out automatically from the warning text on 04 Nov 2026, 19:39 UTC. It can be wrong: the official warning text is the authority.
More from NAVAREA IV
- 1059/26NORTH ATLANTIC. 1. DERELICT 32 METER IMOCA BANQUE POPULAIRE, CAPSIZED AND ADRIFT IN 42-49.79N 042-22.32W. AT 040517Z NOV. 2. CANCEL THIS MSG 071004Z NOV 26.
- 1056/26NORTH ATLANTIC. GUYANA. 1. SURVEY OPERATIONS IN PROGRESS UNTIL 31 DEC BY M/V SW TASMAN IN AREA BOUND BY 08-09.73N 057-09.73W, 08-09.73N 056-35.00W, 08-09.73N 056-30.27W, 07-59.73N 056-30.27W, 07-59.73N 056-25.27W, 07-49.73N 056-25.27W, 07-49.73N 056-20.27W, 07-44.73N 056-14.32W, 07-44.73N 056-20.27W, 07-40.08N 056-15.25W, 07-35.27N 056-24.73W, 07-30.27N 056-19.43W, 07-30.27N 056-24.73W, 07-35.27N 056-35.27W, 07-30.27N 056-35.27W, 07-30.27N 056-44.73W, 07-35.27N 056-
- 1054/26CARIBBEAN SEA. VIRGIN ISLANDS. 1. CABLE OPERATIONS 31 OCT THRU 07 NOV BY CABLESHIP IT INTREPID MARKED BY BUOYS IN VICINITY OF TRACKLINE JOINING 18-09.00N 065-10.00W, 17-46.00N 065-01.00W. TWO MILE BERTH REQUESTED. 2. CANCEL NAVAREA IV 1033/26. 3. CANCEL THIS MSG 080001Z NOV 26.
- 1041/26archived1. NORTH AMERICAN ICE SERVICE (NAIS) ICEBERG BULLETIN 290001Z OCT. 2. ICEBERG LIMIT ALONG TRACKLINE JOINING 50-30N 056-30W, 50-30N 054-25W, 51-45N 052-15W, 54-45N 052-00W, 60-00N 058-00W. 3. ESTIMATED ICEBERG LIMIT ALONG TRACKLINE JOINING 60-00N 058-00W, 61-25N 054-45W, 58-55N 045-15W, 59-25N 041-35W, 64-25N 036-20W, 65-00N 028-00W. 4. WESTERN ICEBERG LIMIT ALONG TRACKLINE JOINING 51-28N 057-50W, 50-47N 057-03W. 5. SEA ICE LIMIT ALONG TRACKLINES JOINING: A. 59
- 277/21(28)archivedBAY OF CAMPECHE. MEXICO. CHART 28310. TONALA LIGHT 18-12-45N 094-08-00W UNLIT.