Navigational warnings on 2017-02-21

UTC day · today

issued
32
cancelled
23
in force at end
464
of these still in force
0

What this reporting period contains

32 messages have issue dates in this period, and 23 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 32 recorded messages (25%), the largest category group in this selection.

HYDROPAC accounts for 16 of 32 recorded messages (50%), 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
Incidents6
Nav aids6
Other5
Icebergs4
Missiles2
Cable ops1

Issued · by sea

North Pacific Ocean4
North Atlantic Ocean4
Coral Sea2
Southern Ocean2
South China Sea2
North Sea2
Indian Ocean1
Black Sea1

HYDROPAC 16 · HYDROLANT 9 · NAVAREA IV 5 · NAVAREA XII 1 · HYDROARC 1

Issued · 32

Cancelled · 23

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 2017-02-21 · seahazards