Navigational warnings on 2016-04-25

UTC day · today

issued
20
cancelled
19
in force at end
390
of these still in force
0

What this reporting period contains

20 messages have issue dates in this period, and 19 have cancellation dates in it. A cancellation can close a message issued earlier; subtracting these totals does not give a count of new incidents.

Exercises, Incidents tie for the largest recorded count, with 4 messages each.

HYDROPAC accounts for 9 of 20 recorded messages (45%), the largest source series group in this selection.

Separate updates to the same activity count as separate messages. The original records below show what was reported and when.

Issued · by type

Exercises4
Incidents4
Nav aids2
Cable ops2
Icebergs2
Derelicts1
Missiles1
Wrecks1
Quakes1
Piracy1
Other1

Issued · by sea

South Atlantic Ocean2
North Pacific Ocean2
South China Sea2
Laccadive Sea2
Arabian Sea1
Mediterranean Sea - Eastern Basin1
North Atlantic Ocean1
Bay of Bengal1

HYDROPAC 9 · HYDROLANT 7 · NAVAREA XII 1 · HYDROARC 1 · NAVAREA IV 1 · USGS earthquakes 1

Issued · 20

Cancelled · 19

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 2016-04-25 · seahazards