Navigational warnings, week 2017-W14

2017-04-03 to 2017-04-09 UTC

  1. 04-03
    31
  2. 04-04
    32
  3. 04-05
    32
  4. 04-06
    36
  5. 04-07
    37
  6. 04-08
    20
  7. 04-09
    24
issued
212
cancelled
241
in force at end
406
of these still in force
0

What this reporting period contains

212 messages have issue dates in this period, and 241 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 212 recorded messages (22%), the largest category group in this selection.

HYDROPAC accounts for 86 of 212 recorded messages (41%), 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
Incidents44
Exercises30
Surveys25
Nav aids17
Icebergs16
Missiles8
Quakes6
Spills4
Cable ops4
Wrecks3
Piracy3
Derelicts3
Restricted2
Debris1

Issued · by sea

North Atlantic Ocean20
North Pacific Ocean17
South Atlantic Ocean15
South China Sea10
Mediterranean Sea - Eastern Basin9
Southern Ocean7
Arabian Sea7
North Sea7

HYDROPAC 86 · HYDROLANT 74 · NAVAREA IV 25 · NAVAREA XII 11 · HYDROARC 6 · USGS earthquakes 6 · NOAA IncidentNews 4

Issued · 212

Cancelled · 241

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-W14 (2017-04-03 to 2017-04-09) · seahazards