Navigational warnings on 2013-11-21

UTC day · today

issued
31
cancelled
32
in force at end
373
of these still in force
0

What this reporting period contains

31 messages have issue dates in this period, and 32 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 12 of 31 recorded messages (39%), the largest category group in this selection.

HYDROLANT accounts for 18 of 31 recorded messages (58%), 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

Exercises12
Nav aids7
Incidents5
Cable ops3
Other2
Derelicts1
Icebergs1

Issued · by sea

South Atlantic Ocean9
Irish Sea and St. George's Channel2
South China Sea1
Yellow Sea1
South Pacific Ocean1
North Atlantic Ocean1
Laccadive Sea1
Mediterranean Sea - Western Basin1

HYDROLANT 18 · HYDROPAC 10 · NAVAREA IV 3

Issued · 31

Cancelled · 32

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 2013-11-21 · seahazards