Navigational warnings on 2017-05-11

UTC day · today

issued
27
cancelled
31
in force at end
422
of these still in force
0

What this reporting period contains

27 messages have issue dates in this period, and 31 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 10 of 27 recorded messages (37%), the largest category group in this selection.

HYDROPAC accounts for 11 of 27 recorded messages (41%), 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

Other10
Nav aids4
Exercises4
Incidents3
Quakes2
Missiles1
Spills1
Piracy1
Icebergs1

Issued · by sea

South Atlantic Ocean4
North Atlantic Ocean3
The Coastal Waters of Southeast Alaska and British Columbia1
Gulf of Aden1
Indian Ocean1
Black Sea1
Mozambique Channel1
South Pacific Ocean1

HYDROPAC 11 · HYDROLANT 8 · NAVAREA IV 2 · NAVAREA XII 2 · USGS earthquakes 2 · NOAA IncidentNews 1 · HYDROARC 1

Issued · 27

Cancelled · 31

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 2017-05-11 · seahazards