Navigational warnings on 2017-04-16

UTC day · today

issued
15
cancelled
15
in force at end
432
of these still in force
0

What this reporting period contains

15 messages have issue dates in this period, and 15 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 accounts for 4 of 15 recorded messages (27%), the largest category group in this selection.

HYDROLANT accounts for 9 of 15 recorded messages (60%), 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

Incidents4
Other3
Icebergs3
Surveys2
Nav aids1
Quakes1
Derelicts1

Issued · by sea

Mediterranean Sea - Eastern Basin3
South Atlantic Ocean2
Southern Ocean2
South Pacific Ocean2
Indian Ocean1
North Atlantic Ocean1
Philippine Sea1

HYDROLANT 9 · HYDROPAC 4 · NAVAREA IV 1 · USGS earthquakes 1

Issued · 15

Cancelled · 15

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 2017-04-16 · seahazards