Navigational warnings on 2017-03-20

UTC day · today

issued
37
cancelled
27
in force at end
464
of these still in force
0

What this reporting period contains

37 messages have issue dates in this period, and 27 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 13 of 37 recorded messages (35%), the largest category group in this selection.

HYDROLANT, HYDROPAC tie for the largest recorded count, with 16 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

Incidents13
Exercises7
Other5
Surveys5
Icebergs3
Missiles2
Nav aids1
Spills1

Issued · by sea

Mediterranean Sea - Eastern Basin6
North Pacific Ocean4
Philippine Sea3
Indian Ocean3
South China Sea2
South Atlantic Ocean2
North Atlantic Ocean2
North Sea1

HYDROLANT 16 · HYDROPAC 16 · NAVAREA XII 2 · NAVAREA IV 2 · NOAA IncidentNews 1

Issued · 37

Cancelled · 27

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 2017-03-20 · seahazards