Navigational warnings on 2016-09-18

UTC day · today

issued
16
cancelled
14
in force at end
481
of these still in force
0

What this reporting period contains

16 messages have issue dates in this period, and 14 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 accounts for 4 of 16 recorded messages (25%), the largest category group in this selection.

HYDROLANT accounts for 5 of 16 recorded messages (31%), 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

Exercises4
Missiles3
Icebergs2
Cable ops2
Incidents2
Nav aids1
Quakes1
Debris1

Issued · by sea

North Pacific Ocean3
South Pacific Ocean2
Philippine Sea2
Norwegian Sea1
South Atlantic Ocean1
Irish Sea and St. George's Channel1
Celtic Sea1
North Atlantic Ocean1

HYDROLANT 5 · HYDROPAC 4 · NAVAREA XII 3 · HYDROARC 2 · NAVAREA IV 1 · USGS earthquakes 1

Issued · 16

Cancelled · 14

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 2016-09-18 · seahazards