Navigational warnings on 2013-12-04

UTC day · today

issued
37
cancelled
35
in force at end
347
of these still in force
0

What this reporting period contains

37 messages have issue dates in this period, and 35 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 37 recorded messages (32%), the largest category group in this selection.

HYDROLANT, HYDROPAC tie for the largest recorded count, with 15 messages each.

Separate updates to the same activity count as separate messages. The original records below show what was reported and when.

Issued · by type

Exercises12
Other7
Incidents6
Nav aids4
Missiles2
Surveys2
Cable ops2
Quakes1
Icebergs1

Issued · by sea

North Pacific Ocean5
South Atlantic Ocean5
Yellow Sea3
Black Sea2
North Atlantic Ocean2
South Pacific Ocean1
Arabian Sea1
North Sea1

HYDROLANT 15 · HYDROPAC 15 · NAVAREA XII 3 · NAVAREA IV 3 · USGS earthquakes 1

Issued · 37

Cancelled · 35

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 2013-12-04 · seahazards