Other
Underwater ordnance detonations 0001Z to 0600Z and 1900Z to 2359Z daily 16 thru 24 mar and 250001Z to…
HYDROPAC 544/09
- issued
- 2009-03-15 05:33Z
- status
- cancelled 2009-03-25 07:00Z (archive)
- self-cancels
- 2009-03-25 07:00Z
- authority
- COMSEVENTHFLT 141245Z MAR 09.
- sea
- North Pacific Ocean
- position
- 8.719, 167.715
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. UNDERWATER ORDNANCE DETONATIONS 0001Z TO 0600Z AND 1900Z TO 2359Z DAILY 16 THRU 24 MAR AND 250001Z TO 250600Z MAR VICINITY 08-43-07.40N 167-42-55.45E. 2. CANCEL THIS MSG 250700Z MAR.
Activity windows · 19 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2009-03-16 00:01Z | 2009-03-16 06:00Z | — | 5 h 59 |
| 2009-03-16 19:00Z | 2009-03-16 23:59Z | — | 4 h 59 |
| 2009-03-17 00:01Z | 2009-03-17 06:00Z | — | 5 h 59 |
| 2009-03-17 19:00Z | 2009-03-17 23:59Z | — | 4 h 59 |
| 2009-03-18 00:01Z | 2009-03-18 06:00Z | — | 5 h 59 |
| 2009-03-18 19:00Z | 2009-03-18 23:59Z | — | 4 h 59 |
| 2009-03-19 00:01Z | 2009-03-19 06:00Z | — | 5 h 59 |
| 2009-03-19 19:00Z | 2009-03-19 23:59Z | — | 4 h 59 |
| … 11 more | |||
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
2 within 180 nm since 2006 · 0 in the last 12 months · 0 in force now
06
09
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.