Navigational warnings on 2016-12-19

UTC day · today

issued
25
cancelled
18
in force at end
514
of these still in force
0

What this reporting period contains

25 messages have issue dates in this period, and 18 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 9 of 25 recorded messages (36%), the largest category group in this selection.

HYDROLANT accounts for 11 of 25 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

Incidents9
Exercises3
Derelicts3
Cable ops3
Icebergs2
Nav aids2
Other1
Quakes1
Surveys1

Issued · by sea

North Atlantic Ocean3
North Pacific Ocean2
Tasman Sea2
Indian Ocean2
Caribbean Sea2
South Atlantic Ocean1
Ionian Sea1
Mediterranean Sea - Eastern Basin1

HYDROLANT 11 · HYDROPAC 10 · NAVAREA IV 3 · NAVAREA XII 1

Issued · 25

Cancelled · 18

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 2016-12-19 · seahazards