Navigational warnings on 2016-10-21

UTC day · today

issued
27
cancelled
35
in force at end
460
of these still in force
0

What this reporting period contains

27 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.

Incidents, Other tie for the largest recorded count, with 6 messages each.

HYDROLANT accounts for 12 of 27 recorded messages (44%), 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

Incidents6
Other6
Exercises4
Icebergs3
Cable ops3
Spills1
Nav aids1
Quakes1
Piracy1
Surveys1

Issued · by sea

Mediterranean Sea - Eastern Basin3
South Atlantic Ocean2
Labrador Sea1
Japan Sea1
Malacca Strait1
South China Sea1
Black Sea1
Gulf of Mexico1

HYDROLANT 12 · HYDROPAC 7 · NAVAREA IV 4 · HYDROARC 2 · NOAA IncidentNews 1 · USGS earthquakes 1

Issued · 27

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 2016-10-21 · seahazards