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Navigational Warnings (NAVWARNs) replace Notices to Shipping (NOTSHIPs) and shall be construed as Notices to Shipping
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Showing results 1 to 20, from 1,343 total results.
Showing results 1 to 20, from 1,343 total results.
Areas affected by the message
Aids to Navigation - Lake Huron - KIncardine
2025-05-22 15:34 UTC
NW-C-1242-25

Unlit

Aids: Kincardine sector light LL 783
Areas affected by the message
Obstruction - Richelieu River and Northern Lake Champlain - Chambly
2025-05-22 15:34 UTC
NW-C-1241-25

Large metal dock with anchor blocks, 45 metres by 2 metres reported at 45 27 11.7N 73 17 13.0W.

Areas affected by the message
Aids to Navigation - Northumberland Strait
2025-05-22 14:20 UTC
NW-M-0754-25

Permanently relocated to 45 44.905N 62 40.709W

Aids: Caribou Harbour green spar buoy SS9
Areas affected by the message
Aids to Navigation - Northeast Coast
2025-05-22 14:10 UTC
NW-N-0333-25

Off position

Aids: La Scie Light Buoy KL4 LL 267.1
Areas affected by the message
Aids to Navigation - Northumberland Strait
2025-05-22 13:55 UTC
NW-M-0752-25

Permanently relocated to 45 44.752N 62 41.057W

Aids: Caribou Harbour red spar buoy SS14
Areas affected by the message
Aids to Navigation - Northumberland Strait
2025-05-22 13:49 UTC
NW-M-0750-25

Established in 45 45.042N 062 40.551W. 

Aids: Caribou Harbour light buoy SS8 LL 915
Areas affected by the message
Aids to Navigation - Northumberland Strait
2025-05-22 13:48 UTC
NW-M-0749-25

Established in 45 44.995N 062 40.524W. 

Aids: Caribou Harbour light buoy SS7 LL 914
Areas affected by the message
Marine works - Cabot Strait - south - Ingonish
2025-05-22 11:03 UTC
NW-M-0746-25

Dredging operations at MacLeod's Point, Ingonish, NS during daylight hours from 23 May until 06 June, 2025. Caution.

Areas affected by the message
Aids to Navigation - Lake Ontario - False Ducks Island
2025-05-22 09:59 UTC
NW-C-1237-25

Unlit

Aids: False Ducks light LL 427
Areas affected by the message
Drifting Hazard - Lake Ontario - Etobicoke Point
2025-05-22 09:56 UTC To 2025-05-23 09:56 UTC
NW-C-1236-25

Unmanned white bowrider with a black cover reported adrift and against the rock in the vicinity of 43 36.88N 079 29.15W at 220900 UTC May 2025. 

Areas affected by the message
Waterway information - Lake of Two Mountains - east, Ottawa River 2
2025-05-21 18:51 UTC
NW-C-1226-25

Due to high water levels, buoys may be partially or fully submerged and unreliable.

Areas affected by the message
Outage of dynamic bridge - Fraser River
2025-05-21 16:16 UTC To 2025-05-23 03:00 UTC
NW-P-0715-25

The New Westminster Railway bridge at 49 12.492N 122 53.654W is unable to lift due to maintenance from 1500 UTC May 22 until 0300 UTC May 23

Areas affected by the message
Outage of dynamic bridge - Vancouver Harbour
2025-05-21 16:16 UTC To 2025-05-23 03:00 UTC
NW-P-0714-25

The Second Narrows Railway bridge at 49 17.686N 123 01.471W is unable to lift due to maintenance from 1500 UTC May 22 until 0300 UTC May 23

Areas affected by the message
Aids to Navigation - Southwestern Shore
2025-05-21 14:57 UTC
NW-M-0745-25

Unlit

Aids: West Ironbound Island light LL 432
Areas affected by the message
Waterway information - Lachine Canal - Lock 1 and 2
2025-05-21 13:52 UTC
NW-C-1218-25

Navigation suspended at the Lachine canal between lock 1 and 2 due to power outage. 

Areas affected by the message
Aids to Navigation - Northeast Gulf - north - L'Anse-au-Clair
2025-05-21 11:46 UTC
NW-C-1216-25

Unreliable, improper characteristics

Aids: Baie de Brador range front light LL 1530
Areas affected by the message
Aids to Navigation - Lake Erie - East end
2025-05-21 00:15 UTC
NW-C-1214-25

Privately maintained orange and white mooring buoy marking the shipwreck "Stonewreck" temporarily established at 42 40.076N 079 23.780W.

Buoy is equipped with a flashing amber light and a radar reflector.

Areas affected by the message
Outage of dynamic bridge - Lake Ontario - Toronto Harbour
2025-05-20 22:27 UTC To 2025-05-23 14:00 UTC
NW-C-1213-25

The Ship Channel bridge at 43 38.476N 079 20.940W closed to marine traffic from 211300 UTC May 2025 until 231300 UTC May 2025. 

Stay clear.

Areas affected by the message
Aids to Navigation - Georgian Bay - Collingwood
2025-05-20 21:31 UTC
NW-C-1212-25

Yellow race markers temporarily established at 44 31.206N 080 13.373W and 44 31.193N 080 13.362W. Buoys are marked CYC and have reflectors. 

Areas affected by the message
Aids to Navigation - Northeast Gulf - north - La Tabatière
2025-05-20 19:44 UTC
NW-C-1211-25

Unreliable, daymark faded. 

Aids: Baie de Tabatière outer range rear light LL 1547
Showing results 1 to 20, from 1,343 total results.
Showing results 1 to 20, from 1,343 total results.
Details
Showing results 1 to 20, from 1,343 total results.
Showing results 1 to 20, from 1,343 total results.
ID Date Title Areas Charts Description
NW-C-1242-25
Areas affected by the message
44° 10.688'N 081° 38.600'W
2025-05-22 15:34 UTC Aids to Navigation Lake Huron - KIncardine 2261(WGS84)

Unlit

Aids: Kincardine sector light LL 783
NW-C-1241-25
Areas affected by the message
45° 27.195'N 073° 17.217'W
2025-05-22 15:34 UTC Obstruction Richelieu River and Northern Lake Champlain - Chambly 1351(NAD83)

Large metal dock with anchor blocks, 45 metres by 2 metres reported at 45 27 11.7N 73 17 13.0W.
NW-M-0754-25
Areas affected by the message
45° 44.904'N 062° 40.725'W
2025-05-22 14:20 UTC Aids to Navigation Northumberland Strait 4940(NAD83)

Permanently relocated to 45 44.905N 62 40.709W

Aids: Caribou Harbour green spar buoy SS9
NW-N-0333-25
Areas affected by the message
49° 57.500'N 055° 35.890'W
2025-05-22 14:10 UTC Aids to Navigation Northeast Coast 4522(NAD83)

Off position

Aids: La Scie Light Buoy KL4 LL 267.1
NW-M-0752-25
Areas affected by the message
45° 44.711'N 062° 41.065'W
2025-05-22 13:55 UTC Aids to Navigation Northumberland Strait 4940(NAD83)

Permanently relocated to 45 44.752N 62 41.057W

Aids: Caribou Harbour red spar buoy SS14
NW-M-0750-25
Areas affected by the message
45° 45.029'N 062° 40.615'W
2025-05-22 13:49 UTC Aids to Navigation Northumberland Strait 4940(NAD83)

Established in 45 45.042N 062 40.551W. 

Aids: Caribou Harbour light buoy SS8 LL 915
NW-M-0749-25
Areas affected by the message
45° 44.979'N 062° 40.586'W
2025-05-22 13:48 UTC Aids to Navigation Northumberland Strait 4940(NAD83)

Established in 45 44.995N 062 40.524W. 

Aids: Caribou Harbour light buoy SS7 LL 914
NW-M-0746-25
Areas affected by the message
46° 41.322'N 060° 21.540'W
2025-05-22 11:03 UTC Marine works Cabot Strait - south - Ingonish 4365(NAD83)

Dredging operations at MacLeod's Point, Ingonish, NS during daylight hours from 23 May until 06 June, 2025. Caution.
NW-C-1237-25
Areas affected by the message
43° 56.870'N 076° 47.909'W
2025-05-22 09:59 UTC Aids to Navigation Lake Ontario - False Ducks Island 2016(NAD83)

Unlit

Aids: False Ducks light LL 427
NW-C-1236-25
Areas affected by the message
43° 36.880'N 079° 29.150'W
2025-05-22 09:56 UTC To 2025-05-23 09:56 UTC Drifting Hazard Lake Ontario - Etobicoke Point 2085(NAD83)

Unmanned white bowrider with a black cover reported adrift and against the rock in the vicinity of 43 36.88N 079 29.15W at 220900 UTC May 2025. 
NW-C-1226-25
Areas affected by the message
45° 23.875'N 073° 59.645'W
Pt 1: 45° 25.038'N 074° 00.459'W
Pt 2: 45° 25.281'N 073° 58.177'W
Pt 3: 45° 24.409'N 073° 57.393'W
Pt 4: 45° 24.121'N 073° 58.007'W
Pt 5: 45° 23.813'N 073° 58.944'W
Pt 6: 45° 23.547'N 073° 59.857'W
Pt 7: 45° 23.123'N 073° 59.950'W
Pt 8: 45° 22.935'N 073° 59.991'W
Pt 9: 45° 22.775'N 073° 59.924'W
Pt 10: 45° 22.549'N 073° 59.602'W
Pt 11: 45° 22.144'N 073° 59.803'W
Pt 12: 45° 21.607'N 073° 59.535'W
Pt 13: 45° 21.438'N 073° 59.012'W
Pt 14: 45° 21.250'N 073° 58.918'W
Pt 15: 45° 21.099'N 073° 59.455'W
Pt 16: 45° 21.692'N 074° 00.192'W
Pt 17: 45° 22.135'N 074° 00.420'W
Pt 18: 45° 22.577'N 074° 00.527'W
Pt 19: 45° 23.001'N 074° 00.580'W
Pt 20: 45° 23.133'N 074° 00.299'W
Pt 21: 45° 23.293'N 074° 00.219'W
Pt 22: 45° 23.453'N 074° 00.487'W
Pt 23: 45° 23.481'N 074° 01.023'W
Pt 24: 45° 23.679'N 074° 01.345'W
Pt 25: 45° 23.942'N 074° 01.532'W
Pt 26: 45° 24.319'N 074° 01.103'W
Pt 27: 45° 24.535'N 074° 01.117'W
Pt 28: 45° 24.940'N 074° 00.768'W
Pt 29: 45° 24.865'N 074° 00.594'W
2025-05-21 18:51 UTC Waterway information Lake of Two Mountains - east, Ottawa River 2 1430(NAD83)

Due to high water levels, buoys may be partially or fully submerged and unreliable.
NW-P-0715-25
Areas affected by the message
49° 12.492'N 122° 53.654'W
2025-05-21 16:16 UTC To 2025-05-23 03:00 UTC Outage of dynamic bridge Fraser River 3489(NAD83), 3490(WGS84)

The New Westminster Railway bridge at 49 12.492N 122 53.654W is unable to lift due to maintenance from 1500 UTC May 22 until 0300 UTC May 23
NW-P-0714-25
Areas affected by the message
49° 17.686'N 123° 01.471'W
2025-05-21 16:16 UTC To 2025-05-23 03:00 UTC Outage of dynamic bridge Vancouver Harbour 3497(NAD83)

The Second Narrows Railway bridge at 49 17.686N 123 01.471W is unable to lift due to maintenance from 1500 UTC May 22 until 0300 UTC May 23
NW-M-0745-25
Areas affected by the message
44° 13.729'N 064° 16.466'W
2025-05-21 14:57 UTC Aids to Navigation Southwestern Shore 4394(NAD83)

Unlit

Aids: West Ironbound Island light LL 432
NW-C-1218-25
Areas affected by the message
45° 29.855'N 073° 33.104'W
Pt 1: 45° 29.992'N 073° 33.140'W
Pt 2: 45° 29.983'N 073° 33.025'W
Pt 3: 45° 29.705'N 073° 33.084'W
Pt 4: 45° 29.716'N 073° 33.173'W
2025-05-21 13:52 UTC Waterway information Lachine Canal - Lock 1 and 2 1429(NAD83)

Navigation suspended at the Lachine canal between lock 1 and 2 due to power outage. 
NW-C-1216-25
Areas affected by the message
51° 29.474'N 057° 14.975'W
2025-05-21 11:46 UTC Aids to Navigation Northeast Gulf - north - L'Anse-au-Clair 4971(NAD83)

Unreliable, improper characteristics

Aids: Baie de Brador range front light LL 1530
NW-C-1214-25
Areas affected by the message
42° 40.076'N 079° 23.780'W
2025-05-21 00:15 UTC Aids to Navigation Lake Erie - East end 2120(NAD83)

Privately maintained orange and white mooring buoy marking the shipwreck "Stonewreck" temporarily established at 42 40.076N 079 23.780W.

Buoy is equipped with a flashing amber light and a radar reflector.
NW-C-1213-25
Areas affected by the message
43° 38.476'N 079° 20.940'W
2025-05-20 22:27 UTC To 2025-05-23 14:00 UTC Outage of dynamic bridge Lake Ontario - Toronto Harbour 2085(NAD83)

The Ship Channel bridge at 43 38.476N 079 20.940W closed to marine traffic from 211300 UTC May 2025 until 231300 UTC May 2025. 

Stay clear.
NW-C-1212-25
Areas affected by the message
44° 31.206'N 080° 13.373'W
44° 31.193'N 080° 13.362'W
2025-05-20 21:31 UTC Aids to Navigation Georgian Bay - Collingwood 2283(WGS84)

Yellow race markers temporarily established at 44 31.206N 080 13.373W and 44 31.193N 080 13.362W. Buoys are marked CYC and have reflectors. 
NW-C-1211-25
Areas affected by the message
50° 50.558'N 058° 58.578'W
2025-05-20 19:44 UTC Aids to Navigation Northeast Gulf - north - La Tabatière 4968(NAD83)

Unreliable, daymark faded. 

Aids: Baie de Tabatière outer range rear light LL 1547
Showing results 1 to 20, from 1,343 total results.
Showing results 1 to 20, from 1,343 total results.
Table
Showing results 1 to 20, from 1,343 total results.
Showing results 1 to 20, from 1,343 total results.
ID Date Title Areas Charts Description
NW-C-1242-25 2025-05-22 15:34 UTC Aids to Navigation Lake Huron - KIncardine 2261(WGS84)

Unlit

Aids: Kincardine sector light LL 783
NW-C-1241-25 2025-05-22 15:34 UTC Obstruction Richelieu River and Northern Lake Champlain - Chambly 1351(NAD83)

Large metal dock with anchor blocks, 45 metres by 2 metres reported at 45 27 11.7N 73 17 13.0W.
NW-M-0754-25 2025-05-22 14:20 UTC Aids to Navigation Northumberland Strait 4940(NAD83)

Permanently relocated to 45 44.905N 62 40.709W

Aids: Caribou Harbour green spar buoy SS9
NW-N-0333-25 2025-05-22 14:10 UTC Aids to Navigation Northeast Coast 4522(NAD83)

Off position

Aids: La Scie Light Buoy KL4 LL 267.1
NW-M-0752-25 2025-05-22 13:55 UTC Aids to Navigation Northumberland Strait 4940(NAD83)

Permanently relocated to 45 44.752N 62 41.057W

Aids: Caribou Harbour red spar buoy SS14
NW-M-0750-25 2025-05-22 13:49 UTC Aids to Navigation Northumberland Strait 4940(NAD83)

Established in 45 45.042N 062 40.551W. 

Aids: Caribou Harbour light buoy SS8 LL 915
NW-M-0749-25 2025-05-22 13:48 UTC Aids to Navigation Northumberland Strait 4940(NAD83)

Established in 45 44.995N 062 40.524W. 

Aids: Caribou Harbour light buoy SS7 LL 914
NW-M-0746-25 2025-05-22 11:03 UTC Marine works Cabot Strait - south - Ingonish 4365(NAD83)

Dredging operations at MacLeod's Point, Ingonish, NS during daylight hours from 23 May until 06 June, 2025. Caution.
NW-C-1237-25 2025-05-22 09:59 UTC Aids to Navigation Lake Ontario - False Ducks Island 2016(NAD83)

Unlit

Aids: False Ducks light LL 427
NW-C-1236-25 2025-05-22 09:56 UTC To 2025-05-23 09:56 UTC Drifting Hazard Lake Ontario - Etobicoke Point 2085(NAD83)

Unmanned white bowrider with a black cover reported adrift and against the rock in the vicinity of 43 36.88N 079 29.15W at 220900 UTC May 2025. 
NW-C-1226-25 2025-05-21 18:51 UTC Waterway information Lake of Two Mountains - east, Ottawa River 2 1430(NAD83)

Due to high water levels, buoys may be partially or fully submerged and unreliable.
NW-P-0715-25 2025-05-21 16:16 UTC To 2025-05-23 03:00 UTC Outage of dynamic bridge Fraser River 3489(NAD83), 3490(WGS84)

The New Westminster Railway bridge at 49 12.492N 122 53.654W is unable to lift due to maintenance from 1500 UTC May 22 until 0300 UTC May 23
NW-P-0714-25 2025-05-21 16:16 UTC To 2025-05-23 03:00 UTC Outage of dynamic bridge Vancouver Harbour 3497(NAD83)

The Second Narrows Railway bridge at 49 17.686N 123 01.471W is unable to lift due to maintenance from 1500 UTC May 22 until 0300 UTC May 23
NW-M-0745-25 2025-05-21 14:57 UTC Aids to Navigation Southwestern Shore 4394(NAD83)

Unlit

Aids: West Ironbound Island light LL 432
NW-C-1218-25 2025-05-21 13:52 UTC Waterway information Lachine Canal - Lock 1 and 2 1429(NAD83)

Navigation suspended at the Lachine canal between lock 1 and 2 due to power outage. 
NW-C-1216-25 2025-05-21 11:46 UTC Aids to Navigation Northeast Gulf - north - L'Anse-au-Clair 4971(NAD83)

Unreliable, improper characteristics

Aids: Baie de Brador range front light LL 1530
NW-C-1214-25 2025-05-21 00:15 UTC Aids to Navigation Lake Erie - East end 2120(NAD83)

Privately maintained orange and white mooring buoy marking the shipwreck "Stonewreck" temporarily established at 42 40.076N 079 23.780W.

Buoy is equipped with a flashing amber light and a radar reflector.
NW-C-1213-25 2025-05-20 22:27 UTC To 2025-05-23 14:00 UTC Outage of dynamic bridge Lake Ontario - Toronto Harbour 2085(NAD83)

The Ship Channel bridge at 43 38.476N 079 20.940W closed to marine traffic from 211300 UTC May 2025 until 231300 UTC May 2025. 

Stay clear.
NW-C-1212-25 2025-05-20 21:31 UTC Aids to Navigation Georgian Bay - Collingwood 2283(WGS84)

Yellow race markers temporarily established at 44 31.206N 080 13.373W and 44 31.193N 080 13.362W. Buoys are marked CYC and have reflectors. 
NW-C-1211-25 2025-05-20 19:44 UTC Aids to Navigation Northeast Gulf - north - La Tabatière 4968(NAD83)

Unreliable, daymark faded. 

Aids: Baie de Tabatière outer range rear light LL 1547
Showing results 1 to 20, from 1,343 total results.
Showing results 1 to 20, from 1,343 total results.
Compact
Showing results 1 to 20, from 1,343 total results.
Showing results 1 to 20, from 1,343 total results.
ID Date Charts Title
NW-C-1242-25 2025-05-22 15:34 UTC 2261(WGS84) Aids to Navigation

Unlit

Aids: Kincardine sector light LL 783
NW-C-1241-25 2025-05-22 15:34 UTC 1351(NAD83) Obstruction

Large metal dock with anchor blocks, 45 metres by 2 metres reported at 45 27 11.7N 73 17 13.0W.
NW-M-0754-25 2025-05-22 14:20 UTC 4940(NAD83) Aids to Navigation

Permanently relocated to 45 44.905N 62 40.709W

Aids: Caribou Harbour green spar buoy SS9
NW-N-0333-25 2025-05-22 14:10 UTC 4522(NAD83) Aids to Navigation

Off position

Aids: La Scie Light Buoy KL4 LL 267.1
NW-M-0752-25 2025-05-22 13:55 UTC 4940(NAD83) Aids to Navigation

Permanently relocated to 45 44.752N 62 41.057W

Aids: Caribou Harbour red spar buoy SS14
NW-M-0750-25 2025-05-22 13:49 UTC 4940(NAD83) Aids to Navigation

Established in 45 45.042N 062 40.551W. 

Aids: Caribou Harbour light buoy SS8 LL 915
NW-M-0749-25 2025-05-22 13:48 UTC 4940(NAD83) Aids to Navigation

Established in 45 44.995N 062 40.524W. 

Aids: Caribou Harbour light buoy SS7 LL 914
NW-M-0746-25 2025-05-22 11:03 UTC 4365(NAD83) Marine works

Dredging operations at MacLeod's Point, Ingonish, NS during daylight hours from 23 May until 06 June, 2025. Caution.
NW-C-1237-25 2025-05-22 09:59 UTC 2016(NAD83) Aids to Navigation

Unlit

Aids: False Ducks light LL 427
NW-C-1236-25 2025-05-22 09:56 UTC To 2025-05-23 09:56 UTC 2085(NAD83) Drifting Hazard

Unmanned white bowrider with a black cover reported adrift and against the rock in the vicinity of 43 36.88N 079 29.15W at 220900 UTC May 2025. 
NW-C-1226-25 2025-05-21 18:51 UTC 1430(NAD83) Waterway information

Due to high water levels, buoys may be partially or fully submerged and unreliable.
NW-P-0715-25 2025-05-21 16:16 UTC To 2025-05-23 03:00 UTC 3489(NAD83), 3490(WGS84) Outage of dynamic bridge

The New Westminster Railway bridge at 49 12.492N 122 53.654W is unable to lift due to maintenance from 1500 UTC May 22 until 0300 UTC May 23
NW-P-0714-25 2025-05-21 16:16 UTC To 2025-05-23 03:00 UTC 3497(NAD83) Outage of dynamic bridge

The Second Narrows Railway bridge at 49 17.686N 123 01.471W is unable to lift due to maintenance from 1500 UTC May 22 until 0300 UTC May 23
NW-M-0745-25 2025-05-21 14:57 UTC 4394(NAD83) Aids to Navigation

Unlit

Aids: West Ironbound Island light LL 432
NW-C-1218-25 2025-05-21 13:52 UTC 1429(NAD83) Waterway information

Navigation suspended at the Lachine canal between lock 1 and 2 due to power outage. 
NW-C-1216-25 2025-05-21 11:46 UTC 4971(NAD83) Aids to Navigation

Unreliable, improper characteristics

Aids: Baie de Brador range front light LL 1530
NW-C-1214-25 2025-05-21 00:15 UTC 2120(NAD83) Aids to Navigation

Privately maintained orange and white mooring buoy marking the shipwreck "Stonewreck" temporarily established at 42 40.076N 079 23.780W.

Buoy is equipped with a flashing amber light and a radar reflector.
NW-C-1213-25 2025-05-20 22:27 UTC To 2025-05-23 14:00 UTC 2085(NAD83) Outage of dynamic bridge

The Ship Channel bridge at 43 38.476N 079 20.940W closed to marine traffic from 211300 UTC May 2025 until 231300 UTC May 2025. 

Stay clear.
NW-C-1212-25 2025-05-20 21:31 UTC 2283(WGS84) Aids to Navigation

Yellow race markers temporarily established at 44 31.206N 080 13.373W and 44 31.193N 080 13.362W. Buoys are marked CYC and have reflectors. 
NW-C-1211-25 2025-05-20 19:44 UTC 4968(NAD83) Aids to Navigation

Unreliable, daymark faded. 

Aids: Baie de Tabatière outer range rear light LL 1547
Showing results 1 to 20, from 1,343 total results.
Showing results 1 to 20, from 1,343 total results.

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