Navigational warnings on 2017-04-03

UTC day · today

issued
31
cancelled
21
in force at end
445
of these still in force
0

What this reporting period contains

31 messages have issue dates in this period, and 21 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, Incidents, Nav aids tie for the largest recorded count, with 5 messages each.

HYDROPAC accounts for 19 of 31 recorded messages (61%), 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

Nav aids5
Incidents5
Exercises5
Other4
Surveys4
Icebergs2
Piracy2
Missiles2
Derelicts2

Issued · by sea

South China Sea3
North Pacific Ocean3
Arabian Sea3
North Sea2
Indian Ocean2
Southern Ocean1
Aegean Sea1
North Atlantic Ocean1

HYDROPAC 19 · HYDROLANT 10 · NAVAREA XII 1 · NAVAREA IV 1

Issued · 31

Cancelled · 21

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 2017-04-03 · seahazards