Navigational warnings on 2017-02-09

UTC day · today

issued
41
cancelled
20
in force at end
438
of these still in force
0

What this reporting period contains

41 messages have issue dates in this period, and 20 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 18 of 41 recorded messages (44%), the largest category group in this selection.

HYDROLANT accounts for 16 of 41 recorded messages (39%), 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

Exercises18
Incidents6
Other5
Nav aids3
Surveys3
Icebergs2
Volcanic1
Containers1
Derelicts1
Missiles1

Issued · by sea

North Pacific Ocean5
North Atlantic Ocean5
Gulf of Mexico4
Black Sea3
South Pacific Ocean2
Labrador Sea1
South China Sea1
Celtic Sea1

HYDROLANT 16 · HYDROPAC 11 · NAVAREA XII 8 · NAVAREA IV 6

Issued · 41

Cancelled · 20

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 2017-02-09 · seahazards