Navigational warnings, week 2017-W08

2017-02-20 to 2017-02-26 UTC

  1. 02-20
    23
  2. 02-21
    32
  3. 02-22
    22
  4. 02-23
    34
  5. 02-24
    46
  6. 02-25
    12
  7. 02-26
    19
issued
188
cancelled
198
in force at end
451
of these still in force
0

What this reporting period contains

188 messages have issue dates in this period, and 198 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 39 of 188 recorded messages (21%), the largest category group in this selection.

HYDROPAC accounts for 79 of 188 recorded messages (42%), 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

Exercises39
Other34
Incidents34
Nav aids28
Icebergs17
Surveys15
Missiles5
Wrecks5
Quakes5
Cable ops4
Spills1
Derelicts1

Issued · by sea

North Atlantic Ocean14
North Pacific Ocean13
South China Sea13
South Atlantic Ocean9
Mediterranean Sea - Eastern Basin9
South Pacific Ocean9
Southern Ocean8
Arabian Sea8

HYDROPAC 79 · HYDROLANT 73 · NAVAREA IV 22 · NAVAREA XII 7 · USGS earthquakes 5 · HYDROARC 1 · NOAA IncidentNews 1

Issued · 188

Cancelled · 198

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 2017-W08 (2017-02-20 to 2017-02-26) · seahazards