Navigational warnings on 2017-05-31

UTC day · today

issued
35
cancelled
36
in force at end
466
of these still in force
0

What this reporting period contains

35 messages have issue dates in this period, and 36 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 8 of 35 recorded messages (23%), the largest category group in this selection.

HYDROPAC accounts for 17 of 35 recorded messages (49%), 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

Exercises8
Surveys7
Incidents5
Nav aids3
Other3
Ordnance2
Derelicts1
Missiles1
Icebergs1
Spills1
Wrecks1
Quakes1
Piracy1

Issued · by sea

North Sea5
Black Sea4
North Atlantic Ocean3
Arabian Sea3
North Pacific Ocean3
Caribbean Sea2
Coral Sea1
Singapore Strait1

HYDROPAC 17 · HYDROLANT 14 · NAVAREA IV 2 · NOAA IncidentNews 1 · USGS earthquakes 1

Issued · 35

Cancelled · 36

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 2017-05-31 · seahazards