73 other warnings in force

Icebergs reported in Scotia Sea and South Shetland Islands at several positions; warning cancels 151314Z August 26.

Icebergs reported in the Scotia Sea and Antarctica at several coordinates; message cancels August 15, 2026, 06:32 UTC.

North American Ice Service bulletin reports iceberg and sea ice limits along specified tracklines, requests ice reports to Canadian Coast Guard, cancels August 15.

Six icebergs reported in Laptev Sea, Russia, at 13 Aug 09:00 UTC.

NAVAREA IV lists positions of mobile offshore drilling units as of August 12 at 14:40 UTC.

The US Coast Guard remote communication facility near Guam at 13-29N 144-50E has unreliable high-frequency radio capabilities.

Azores MF/HF voice and DSC services at 37-47.65N 25-49.42W are off air.

Two vessels carrying 12 and 25 people are unreported between Algeria, Tunisia, and Sardinia on August 8 and 9; help requested.

MF DSC service is off air at Tiree in the Sea of the Hebrides, Scotland, at 56-30.20N 006-57.80W.

In the Andaman Sea, India, the Sir Hugh Rose Light at 11-47.2N 093-04.83E is unlit.

Puerto Montt Radio is off air, and Valparaiso Playa Ancha Radio will transmit via SafetyNet and SafetyCast.

Noup Head light in the Orkney Islands has its range reduced to 12 miles.

Magallanes Radio at 53-09.90S 070-54.30W is off air on high frequency, medium frequency, and radiotelex, and HYDROPAC 527/26 is cancelled.

The vessel Minoan Pioneer is on fire and anchored in the Strait of Hormuz, Oman, at 26-27.60N 056-32.50E; mariners should navigate with caution.

Naval operations occur daily from 0500Z to 1200Z on August 13-15 in an area near 44-12N 028-40E, Black Sea, Romania.

Medium frequency DSC and radiotelephone services are off air at Bawdsey, Cullercoats, and Gregness site. Hydrolant 1441/26 is cancelled.

U.S. Coast Guard remote communication facility at New Orleans, Louisiana is off air for high-frequency digital selective calling.

A tide gauge is established at 15 meters depth in Kara Sea, Russia at 73-08.24N 080-26.79E, wide berth requested.

Platform cliff head 29-26.99S 114-52.18E unlit

The radiobeacon at Chui Light, Brazil, is off air until 17 Jan 27.

Motor vessel Barima is sunk in the North Atlantic off Guyana at 07 degrees 28.23 minutes north, 58 degrees 23.40 minutes west.

A fish aggregating device is temporarily anchored at 26-36.55S 153-30.16E in the Coral Sea, Australia, as of 21 July 05:06 UTC.

Fish farms are established in four areas near the Strait of Hormuz, Iran.

U.S. Coast Guard remote communication facility in Honolulu has unreliable transmissions; broadcasts moved to Guam, DSC responses to Point Reyes.

Mcts iqaluit remote station killenek 60-25.45N 064-50.50W hf r/t, mf broadcast and mf r/t services off air

In Hudson Bay, Canada, the Marine Communications and Traffic Services Iqaluit remote station at Coral Harbour, 64-09N 083-22W, has medium and high frequency services off air.

Due to Tropical Storm Bavi, Rota Island port is closed, while Apra Harbor and Tinian ports have reopened.

The US Coast Guard remote communication facility in New Orleans (29-53N 89-57W) is off air for medium and high frequency digital selective calling.

Uscg remote communication facility guam 13-29.00N 144-50.00E broadcast and communication services unreliable

Broadcast and communication services are unreliable at U.S. Coast Guard remote facilities in Boston, Chesapeake, Charleston, Miami, New Orleans, and San Juan.

U.S. Coast Guard communication services are unreliable at remote facilities including Point Reyes, Honolulu, Kodiak, Nome, Cold Bay, St Paul, Shemya in the North Pacific.

Anchoring prohibited in area bound by 25-26.59N 055-05.88E, 25-28.17N 055-06.69E, 25-28.32N 055-09.15E,…

Icebergs are reported in South Atlantic, South Pacific, and Antarctica at positions A81, A84, A85, D33A, D33C; cancel message 011327Z July 26.

Coast Guard high-frequency communication services at St. Paul, Alaska, are off air.

At Point Higgins, Alaska, 55-27N 131-49W, U.S. Coast Guard communication facility transmit and receive services are off air.

Motor vessel Roswal is sunk at 08-40.88N 076-50.00W in the Caribbean Sea, Colombia.

A flashing white mooring buoy in the eastern Indian Ocean near Australia is semi-submerged at 20-16.32S 116-16.58E.

Foul ground exists in a bounded area off Brazil until December 6, 2027.

Barge Trader III lies sunk at 06-53.77N 057-53.43W in the North Atlantic near Guyana.

NATO operation Sea Guardian is underway in the Mediterranean Sea, requesting merchant vessels to report suspicious activity.

U.A.E

Resourseful platform is in the Adriatic Sea at 44-31.60N 012-30.60E, height 112 meters, until Aug 26 23:59 UTC.

The US Coast Guard remote communication facility at Shemya, Alaska, has inoperative high-frequency transmit and receive services.

Barge Dream 1 sank in the Persian Gulf off Kuwait at 29°14.06'N 048°41.22'E.

The west head light at Manzanillo entrance, Panama, at 09-22.90N 079-53.90W is damaged.

22 ocean bottom moorings deployed one meter above ocean floor until further notice, in: a. 61-32.92N…

Weather fax services are off air at Kodiak, Alaska; NAVAREA XII 460/24 is canceled.

A fish farm has been established in an area off Colombia, from 06-03N to 07-11N and 077-28W to 078-08W; wide berth requested.

An unmarked submerged wellhead is located in the Caribbean Sea off Trinidad and Tobago at 10-28.29N 061-33.83W.

Depths are less than charted in three areas off Brazil in the South Atlantic.

The National Geospatial-Intelligence Agency warns that cancelled electronic navigational charts may cause unintended ECDIS behavior on some systems, including Navy VMS 9.5 and Raytheon Anschutz Synapsis NX.

The National Geospatial-Intelligence Agency advises that cancelled electronic navigational charts may cause unintended behavior on electronic chart display systems.

Users of nga enc products are advised of potential unintended ecdis behavior when processing cancelled…

Messaging services are unreliable at Coast Guard remote communication facilities at Point Reyes, Honolulu, Kodiak, Astoria, and Cambria.

Messaging services are unavailable at USCG remote communication facilities in Boston, Chesapeake, Charleston, Miami, and New Orleans.

In the Bering Sea near Alaska, high frequency radio services at Shemya remote site (52-43N 174-07E) are off air.

The US Coast Guard remote communication facility at Astoria, Oregon (46-10.00N 123-49.00W), is off the air.

Navigation is prohibited within 600 meters of 29-13.10N 048-44.42E in the Persian Gulf near Kuwait.

Uscg remote communication facility kodiak (j) 57-46.00N 152-34.00W hf and dsc services unreliable

Arica Radio's digital selective calling medium frequency service is off air at 18-29.10S 070-19.16W in Chile.

Canada ice control zone tango (t) has been fully activated and declared in force by canadian authorities

Foul ground, anchor with 2.5 shackle chain reported in 25-07.69N 052-53.09E

Malokuril'skiy light 43-52.50N 146-48.80E range reduced to eight miles

Cape town radio e-mail unusable until further notice

Cape town radio e-mail unusable until further notice

Met tower 28-46.0N 048-26.1E temporarily replaced by yellow buoy, FL(4) 15 sec 5M

Navigation prohibited until further notice in area within 600 meters of 28-52.49N 048-21.63E

Kitts and nevis

Ukrainian coastal warning coordinator has declared the following coastal aproach instructions for entry or…

The coordinator of coastal alerts of ukraine has declared the following coastal approach instructions for…

Mrcc la reunion 21-06.00S 055-36.00E unable to receive mf and hf transmissions

Anchoring prohibited until further notice in area bound by 18-13.60N 063-04.15W, 18-13.60N 063-04.70W,…

War risk area, in northwestern part of black sea to northern of line 45-12.2N 029-41.1E 45-11.5N 029-41.4E…