Navigational warnings on 2015-12-21

UTC day · today

issued
30
cancelled
27
in force at end
361
of these still in force
0

What this reporting period contains

30 messages have issue dates in this period, and 27 have cancellation dates in it. A cancellation can close a message issued earlier; subtracting these totals does not give a count of new incidents.

Other accounts for 9 of 30 recorded messages (30%), the largest category group in this selection.

HYDROPAC accounts for 11 of 30 recorded messages (37%), 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

Other9
Incidents5
Icebergs3
Derelicts2
Exercises2
Surveys2
Missiles2
Wrecks1
Quakes1
Nav aids1
Cable ops1
Spills1

Issued · by sea

North Atlantic Ocean4
South Atlantic Ocean2
Gulf of Mexico2
North Pacific Ocean2
Caribbean Sea2
Bay of Bengal1
Laccadive Sea1
Bismarck Sea1

HYDROPAC 11 · NAVAREA IV 8 · HYDROLANT 7 · NAVAREA XII 2 · NOAA IncidentNews 1 · USGS earthquakes 1

Issued · 30

Cancelled · 27

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 2015-12-21 · seahazards