Navigational warnings on 2011-12-13

UTC day · today

issued
22
cancelled
14
in force at end
270
of these still in force
0

What this reporting period contains

22 messages have issue dates in this period, and 14 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 6 of 22 recorded messages (27%), the largest category group in this selection.

HYDROLANT accounts for 12 of 22 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

Other6
Incidents5
Cable ops5
Nav aids2
Quakes1
Wrecks1
Exercises1
Icebergs1

Issued · by sea

North Atlantic Ocean4
North Sea3
South Atlantic Ocean2
North Pacific Ocean2
Gulf of Tomini1
Indian Ocean1
Southern Ocean1
Sea of Okhotsk1

HYDROLANT 12 · HYDROPAC 9 · USGS earthquakes 1

Issued · 22

Cancelled · 14

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 2011-12-13 · seahazards