Navigational warnings on 2015-12-04

UTC day · today

issued
29
cancelled
34
in force at end
373
of these still in force
0

What this reporting period contains

29 messages have issue dates in this period, and 34 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 6 messages each.

HYDROLANT accounts for 16 of 29 recorded messages (55%), 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

Exercises6
Incidents6
Missiles4
Other3
Wrecks2
Cable ops2
Spills1
Debris1
Surveys1
Icebergs1
Quakes1
Nav aids1

Issued · by sea

North Atlantic Ocean5
Indian Ocean3
Mediterranean Sea - Eastern Basin3
South Atlantic Ocean2
Black Sea2
Eastern China Sea1
Celtic Sea1
Southern Ocean1

HYDROLANT 16 · HYDROPAC 9 · NAVAREA IV 2 · NOAA IncidentNews 1 · USGS earthquakes 1

Issued · 29

Cancelled · 34

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 2015-12-04 · seahazards