Navigational warnings on 2021-12-30

UTC day · today

issued
35
cancelled
35
in force at end
422
of these still in force
0

Issued · by type

Other10
Incidents6
Surveys5
Nav aids4
Exercises3
Quakes2
Icebergs2
Derelicts1
Towing1
Piracy1

Issued · by sea

North Atlantic Ocean6
Indian Ocean2
South Atlantic Ocean2
North Pacific Ocean2
Arafura Sea1
Black Sea1
South China Sea1
Tasman Sea1

HYDROPAC 15 · HYDROLANT 9 · NAVAREA IV 7 · NAVAREA XII 2 · USGS earthquakes 2

Issued · 35

Cancelled · 35

Not for navigation. Counts include only warnings we display; ongoing search-and-rescue traffic is excluded until 30 days after it closes.

Navigational warnings on 2021-12-30 · seahazards