Navigational warnings, week 2013-W12

2013-03-18 to 2013-03-24 UTC

  1. 03-18
    21
  2. 03-19
    27
  3. 03-20
    33
  4. 03-21
    24
  5. 03-22
    28
  6. 03-23
    9
  7. 03-24
    25
issued
167
cancelled
174
in force at end
301
of these still in force
0

What this reporting period contains

167 messages have issue dates in this period, and 174 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 35 of 167 recorded messages (21%), the largest category group in this selection.

HYDROLANT accounts for 80 of 167 recorded messages (48%), 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

Exercises35
Other30
Incidents24
Nav aids22
Cable ops21
Icebergs13
Missiles6
Quakes4
Surveys4
Debris3
Containers3
Derelicts1
Wrecks1

Issued · by sea

South Atlantic Ocean25
North Pacific Ocean14
Indian Ocean11
North Atlantic Ocean10
Labrador Sea7
North Sea6
Arabian Sea4
Inner Seas off the West Coast of Scotland4

HYDROLANT 80 · HYDROPAC 58 · NAVAREA IV 13 · NAVAREA XII 10 · USGS earthquakes 4 · HYDROARC 2

Issued · 167

Cancelled · 174

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 2013-W12 (2013-03-18 to 2013-03-24) · seahazards