Navigational warnings on 2016-02-21

UTC day · today

issued
10
cancelled
28
in force at end
371
of these still in force
0

What this reporting period contains

10 messages have issue dates in this period, and 28 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 3 of 10 recorded messages (30%), the largest category group in this selection.

HYDROLANT, HYDROPAC tie for the largest recorded count, with 3 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

Incidents3
Exercises2
Quakes2
Icebergs1
Other1
Missiles1

Issued · by sea

North Pacific Ocean4
Mediterranean Sea - Eastern Basin2
South China Sea1
North Atlantic Ocean1
Labrador Sea1

HYDROLANT 3 · HYDROPAC 3 · USGS earthquakes 2 · NAVAREA XII 1 · NAVAREA IV 1

Issued · 10

Cancelled · 28

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 2016-02-21 · seahazards