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)

  18/11/2019: Y Island landfall beacon, Exmouth Gulf unlit

It has been reported that the Y Island landfall beacon in Exmouth Gulf is unlit.

  • Location: 21 57.200 S & 114 25.300 E
  • Chart: AUS 744

  14/11/2019: Exmouth Boat Harbour - No 5 Lit Starboard UNLIT

Description: It has been reported that the Starboard beacon on the inner groyne of the boat harbour is UNLIT. Boaters are to take extra care when navigating past the spur groyne near the boat pens.
Location: 21 57.383S  &  114 8.484E
Charts: AUS 744 & WA 900


  08/11/2019: Unlit yacht turning buoy markers - Champion Bay, Geraldton

Ten yacht turning buoys have been deployed at Champion Bay, Geraldton at the following reported locations:

  1. 28 44.830'S, 114 36.484'E
  2. 28 45.101'S, 114 36.329'E
  3. 28 45.018'S, 114 36.583'E
  4. 28 45.078'S, 114 36.619'E
  5. 28 45.389'S, 114 36.400'E
  6. 28 45.568'S, 114 36.632'E
  7. 28 45.700'S, 114 36.264'E
  8. 28 46.147'S, 114 36.242'E
  9. 28 46.154'S, 114 36.319'E
  10. 28 46.340'S, 114 36.248'E

Mariners are advised to use caution within the vicinity of these markers and that they are unlit at night.

  • Location: Champion Bay, Geraldton
  • Chart: Department of Transport Chart WA939 Geraldton Harbour

  20/06/2019: Boiler Reef starboard/sector beacon flashing irregularly

The Boiler Reef starboard/sector beacon offshore from Jurien Bay, and to the north of Boullanger Island, is reported to be flashing with an irregular light character. It is reported to be flashing green followed by a yellow glow.

  • Location: 30 18.055'S, 114 59.699'E
  • Chart: Department of Transport Chart WA947 Jurien Bay

  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: Mon Nov 18 2019 8:55:07 AM