Navigational warnings, week 2015-W17

2015-04-20 to 2015-04-26 UTC

  1. 04-20
    38
  2. 04-21
    24
  3. 04-22
    34
  4. 04-23
    24
  5. 04-24
    25
  6. 04-25
    25
  7. 04-26
    25
issued
195
cancelled
268
in force at end
369
of these still in force
0

What this reporting period contains

195 messages have issue dates in this period, and 268 have cancellation dates in it. A cancellation can close a message issued earlier; subtracting these totals does not give a count of new incidents.

Incidents accounts for 48 of 195 recorded messages (25%), the largest category group in this selection.

HYDROPAC accounts for 82 of 195 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

Incidents48
Exercises45
Other26
Nav aids19
Cable ops13
Missiles12
Icebergs9
Quakes7
Surveys7
Spills3
Restricted2
Derelicts2
Piracy1
Debris1

Issued · by sea

North Atlantic Ocean25
North Pacific Ocean15
Mediterranean Sea - Eastern Basin11
Coral Sea8
Gulf of Mexico7
South China Sea6
South Atlantic Ocean6
Caribbean Sea5

HYDROPAC 82 · HYDROLANT 72 · NAVAREA IV 24 · USGS earthquakes 7 · HYDROARC 4 · NAVAREA XII 3 · NOAA IncidentNews 3

Issued · 195

Cancelled · 268

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 2015-W17 (2015-04-20 to 2015-04-26) · seahazards