Navigational warnings, week 2016-W49

2016-12-05 to 2016-12-11 UTC

  1. 12-05
    27
  2. 12-06
    29
  3. 12-07
    39
  4. 12-08
    44
  5. 12-09
    38
  6. 12-10
    33
  7. 12-11
    23
issued
233
cancelled
275
in force at end
489
of these still in force
0

What this reporting period contains

233 messages have issue dates in this period, and 275 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 46 of 233 recorded messages (20%), the largest category group in this selection.

HYDROPAC accounts for 90 of 233 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

Other46
Incidents40
Exercises35
Nav aids23
Quakes23
Icebergs16
Surveys12
Cable ops11
Missiles8
Derelicts7
Spills4
Restricted2
Towing2
Debris2
Wrecks1
Piracy1

Issued · by sea

North Pacific Ocean21
South Atlantic Ocean21
Solomon Sea15
North Atlantic Ocean13
South China Sea12
Indian Ocean7
Labrador Sea7
Mediterranean Sea - Eastern Basin7

HYDROPAC 90 · HYDROLANT 77 · NAVAREA IV 21 · USGS earthquakes 19 · NAVAREA XII 18 · HYDROARC 4 · NOAA IncidentNews 4

Issued · 233

Cancelled · 275

Not for navigation. Counts include only warnings we display; ongoing search-and-rescue traffic is excluded until 30 days after it closes.

Navigational warnings, week 2016-W49 (2016-12-05 to 2016-12-11) · seahazards