Other
Hydrographic operations 230001Z oct to 280001Z nov in area bound by 59-00N 166-30W, 55-00N 158-00W, 60-00N…
NAVAREA XII 360/99
- issued
- 1999-10-21 21:28Z
- status
- cancelled 1999-11-28 01:01Z (archive)
- self-cancels
- 1999-11-28 01:01Z
- authority
- CTF 12 212020Z OCT 99
- sea
- North Atlantic Ocean
- position
- 53.559, -46.869
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. HYDROGRAPHIC OPERATIONS 230001Z OCT TO 280001Z NOV IN AREA BOUND BY 59-00N 166-30W, 55-00N 158-00W, 60-00N 145-00W, 55-00N 135-00W, 50-00N 128-00W, 45-00N 125-00W, 45-00N 180-00, 50-00N 179-00W, 53-00N 172-00E. 2. CANCEL THIS MSG 280101Z NOV.
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 1999-10-23 00:01Z | 1999-11-28 00:01Z | — | 864 h |
Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.
This area · other warnings
28 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now
99
00
05
10
15
- Radar target reported in 53-06.8N 049-05.6W at 112230Z feb2015-02-11
- Underwater opertions in progress until further notice by M/V polar prince in area bound by 54-31N 052-11W,…2014-09-16
- Radar targets reported in: a. 51-59.6N 050-39.2W at 271200Z jun2005-06-28
- Radar target reported in 51-59.1N 050-01.7W at 101200Z aug2004-08-11
- Radar target reported in 51-59.1N 050-01.7W at 101200Z aug2004-08-11
- Radar target detected in 51-59.5N 048-57.0W at 171200Z sep2003-09-18
Season · when other warnings happen here
J
F
M
A
M
J
J
A
S
O
N
D
month of issue, all years in the archive
Nearby now · within 120 nm
Nothing else in force within 120 nm.
Worldwide now
34 other warnings in force · see all
Other
Everything the classifier did not place elsewhere. All current other warnings →
Not for navigation. This is a re-rendering of an official navigational warning for awareness; mariners must use official NAVAREA broadcasts and their national MSI service.