Navigational warnings on 2011-12-28

UTC day · today

issued
12
cancelled
10
in force at end
255
of these still in force
0

What this reporting period contains

12 messages have issue dates in this period, and 10 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 6 of 12 recorded messages (50%), the largest category group in this selection.

HYDROPAC accounts for 8 of 12 recorded messages (67%), 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
Other4
Cable ops2

Issued · by sea

South China Sea2
Bay of Bengal2
South Atlantic Ocean1
Yellow Sea1
North Pacific Ocean1

HYDROPAC 8 · HYDROLANT 3 · NAVAREA XII 1

Issued · 12

Cancelled · 10

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 2011-12-28 · seahazards