Navigational warnings on 2016-12-16

UTC day · today

issued
41
cancelled
22
in force at end
504
of these still in force
0

What this reporting period contains

41 messages have issue dates in this period, and 22 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 accounts for 9 of 41 recorded messages (22%), the largest category group in this selection.

HYDROLANT accounts for 23 of 41 recorded messages (56%), 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

Exercises9
Incidents7
Nav aids6
Cable ops5
Missiles4
Icebergs3
Other3
Derelicts2
Surveys1
Quakes1

Issued · by sea

South Atlantic Ocean8
North Atlantic Ocean7
North Pacific Ocean4
Caribbean Sea3
Mediterranean Sea - Eastern Basin2
Arabian Sea2
South Pacific Ocean2
North Sea2

HYDROLANT 23 · HYDROPAC 10 · NAVAREA IV 4 · NAVAREA XII 2 · HYDROARC 1 · USGS earthquakes 1

Issued · 41

Cancelled · 22

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 2016-12-16 · seahazards