Navigational warnings

View the current navigational warnings for Western Australian state coastal waters.

Please subscribe to our MarineSafetyWA Twitter feed to receive regular updates on navigational warnings and Temporary Notices To Mariners (TNTM).

Follow marine safety notices on Twitter  Temporary Notices to Mariners (TNTM)

  17/09/2018: Sunken yacht, Harvey Estuary, Mandurah

An 11mt yacht has sunk on its anchor in the Harvey Estuary coordinates 32 37.849S  115 39.260E and approximately 0.4 nautical miles from the Dawesville foreshore and inside the Ski Area.

The yacht has sunk up to its gunwales but is still visible above the water line and currently lit group flashing 2. There is a risk of debris from this yacht entering the ski area.

  • Chart: WA 848

  03/09/2018: Snapped pole Canning River Rowing Course

The 1500 post (freeway side) of the Canning River Rowing Course has been reported to be snapped off in the water and may not be visible above the waterline.

  • Location: 1500 post (freeway side) of the Canning River Rowing Course.
  • Chart reference: WA 898 - Swan and Canning Rivers.

  03/09/2018: Sunken Yacht, Swan River, Claremont vicinity

A sunken yacht has been reported in the Swan River, Claremont vicinity. The vessel is fully submerged with the mast protruding from the water.

  • Location: 31 59.422'S, 115 46.963'E.
  • Chart: WA 898 - Swan and Canning Rivers.

  24/08/2018: Saladin Shoal, East Cardinal Buoy at Onslow is unlit

The Saladin Shoal East Cardinal beacon located just to the South of the 4th Starboard beacon in the channel leading into the Port of Ashburton is unlit. A small special mark with Flash Code Fl(3)Y has been temporarily installed to mark the location.

  • Location: 21 34.249'S 115 01.989'E.
  • Chart: AUS 64.

  17/08/2018: South Passage, front and rear leads reported to be unlit

The front and rear leads located between Fremantle and Rottnest Island and commonly referred to as the Wind Mills are reported to be unlit.

Mariners are advised not to rely on these leads during hours of darkness.

  • Location: Approximately 5 nautical miles East of Parker point Rottnest Island towards Fremantle.
  • Charts: AUS 112 and WA 001.

  02/07/2018: Rocky Bay, East Cardinal Mark, Swan River, missing

Rocky Bay - Lit Pile 6 - Rocky Bay East Cardinal mark in front of the Swan Yacht Club is missing and a small temporary East Cardinal buoy has been put in its place Group Flashing 3.

  • Location: 32 01.45'S, 115 45.680'E.
  • Chart: Department of Transport Chart WA 898 Swan and Canning Rivers.

  Tweets by MarineSafetyWA

Note: Some notices may have been removed since the Tweet was issued.

  About navigational warnings

Navigational warnings are issued by the Department of Transport to advise mariners of Aids to Navigation outages and marine hazards that represent an immediate risk to mariners.

These warnings are broadcast on VHF and HF radio networks throughout the state by the WA Water Police on the following networks.

  • Perth Metro VHF: Warnings and weather are scheduled for broadcast at 4:18 am, 1:18 pm and 7:18 pm (Channel 67).
  • Coast Radio Perth HF: Warnings only are scheduled for broadcasts at 2:25 pm and 6:25 pm each day (Channel 8176).
  • Coast Radio Hedland HF: Warnings only are scheduled for broadcasts at 12:25 pm and 4:25 pm each day (Channel 8176).

Cancelled, withdrawn or expired navigational warnings are regularly removed.

For Temporary Notice to Mariners relating to events, works, activities and operations that may affect navigational safety please refer to Temporary Notices To Mariners (TNTMs).

Before undertaking any boating activities, mariners are advised to check appropriate TNTMs, navigational warnings, chart corrections and current weather information.


Page last updated: Fri Sep 21 2018 3:16:48 PM