Maritime safety: weather and navigation
Navigational guidance and warnings
You can get navigational information by radio from:
- navigational warnings, broadcast on either NAVTEX or Inmarsat SafetyNET
- NAVAREA (I) warnings, broadcast through EGC SafetyNET
- UK coastal navigational warnings broadcast on VHF and MF on selected aerials at 4-hourly intervals
Read more about maritime safety broadcast times and medical advice calls.
are shown on the UK Hydrographic Office (UKHO) website.
Reporting navigational hazards
You may get warnings about:
- damaged or broken lights, fog signals, buoys and navigational aids that affect main shipping lanes
- wrecks, reefs, rocks and shoals that might be a danger to main shipping lanes
- drifting hazards, such as derelict ships, mines, ice
- unexpected changes or closures of established routes
- cable or pipe laying, naval exercises or underwater operations that might be a danger for shipping lanes
- problems with radio navigation, radio or satellite maritime safety information services
- areas to avoid where search and rescue and anti-pollution activities are happening
Contact the United Kingdom Hydrographic Office (UKHO) Radio navigational warning helpline if you바카라 사이트™ve spotted any of these hazards or want to ask about them.
UKHO Radio navigational warning helpline
navwarnings@ukho.gov.uk
Telephone: 01823 353 448
Find out about call charges
You바카라 사이트™ll have to contribute toward the cost of broadcasting any necessary warnings if you바카라 사이트™re responsible for causing a navigational hazard.