Navigational warnings on 2017-04-24

UTC day · today

issued
48
cancelled
28
in force at end
398
of these still in force
0

What this reporting period contains

48 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.

Other accounts for 13 of 48 recorded messages (27%), the largest category group in this selection.

HYDROPAC accounts for 19 of 48 recorded messages (40%), 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

Other13
Incidents9
Exercises8
Nav aids4
Surveys4
Missiles3
Spills2
Icebergs2
Derelicts2
Quakes1

Issued · by sea

North Pacific Ocean5
North Atlantic Ocean4
Arabian Sea3
Gulf of Mexico3
South Pacific Ocean3
Black Sea3
South Atlantic Ocean2
South China Sea2

HYDROPAC 19 · HYDROLANT 14 · NAVAREA XII 6 · NAVAREA IV 5 · NOAA IncidentNews 2 · HYDROARC 1 · USGS earthquakes 1

Issued · 48

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 2017-04-24 · seahazards