Farallon de medinilla DNC 12
North Pacific Ocean · HYDROPAC 515/24
What this record establishes
Archived notice · 2024-02-23 09:30Z
This notice comes from the historical archive. Its archived status does not establish when or how the reported situation ended.
- Source and dates
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · COMCOGARD FORCES MICRONESIA SECTOR GUAM 52/24 140000Z FEB 24.. Issued 2024-02-14 00:34Z. First collected 2026-08-17 13:38Z; last seen in collection 2026-08-17 15:46Z. Collection dates record ingestion, not a new incident or a fresh field observation.
- Location covered
- North Pacific Ocean. The parsed report position is 16.018, 146.059 with a 12.0 nm radius. It is a position in the source message, not a live location. Check the original wording for limits and qualifications.
Current notices and reporting history in the North Pacific Ocean →
Activity windows · 12 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2024-02-18 05:00Z | 2024-02-18 08:30Z | — | 3 h 30 |
| 2024-02-18 23:00Z | 2024-02-19 01:00Z | — | 2 h |
| 2024-02-19 05:00Z | 2024-02-19 08:30Z | — | 3 h 30 |
| 2024-02-19 23:00Z | 2024-02-20 01:00Z | — | 2 h |
| 2024-02-20 05:00Z | 2024-02-20 08:30Z | — | 3 h 30 |
| 2024-02-20 23:00Z | 2024-02-21 01:00Z | — | 2 h |
| 2024-02-21 05:00Z | 2024-02-21 08:30Z | — | 3 h 30 |
| 2024-02-21 23:00Z | 2024-02-22 01:00Z | — | 2 h |
| … 4 more | |||
Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.
- issued
- 2024-02-14 00:34Z
- status
- Archived notice
- self-cancels
- 2024-02-23 09:30Z
- authority
- COMCOGARD FORCES MICRONESIA SECTOR GUAM 52/24 140000Z FEB 24.
- issued by
- COMCOGARD FORCES MICRONESIA SECTOR GUAM
- sea
- North Pacific Ocean
- position
- 16.018, 146.059 · r 12.0 nm
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
WESTERN NORTH PACIFIC. FARALLON DE MEDINILLA DNC 12. 1. BOMBING EXERCISES 2300Z TO 0100Z AND 0500Z TO 0830Z DAILY 18 THRU 23 FEB IN AREA WITHIN 12 MILES OF 16-01.06N 146-03.52E. 2. CANCEL THIS MSG 230930Z FEB 24.
Reading this warning
- DNC (Digital Nautical Chart)
- A reference to one of the regions of NGA's Digital Nautical Chart, used to tell the reader which charts a warning affects.
- Within a radius of
- A circular area — every position within a stated distance of a point.
- Position (degrees and minutes)
- How warnings write positions: degrees, a hyphen, then minutes, with N/S and E/W — 49-40.8N 003-43.8W.
- CANCEL THIS MSG
- The warning's own expiry: a line telling the reader when the message cancels itself.
- Date-time group (DTG)
- A compact UTC timestamp — day, hour and minute followed by Z — such as 201500Z for the 20th at 15:00 UTC.
Collected reports in this area · other warnings
85 within 180 nm since 2000 · 3 in the last 12 months · 0 listed in force now
Counts include repeat notices about the same situation. NGA archive coverage ends 2024-05; live collection began 2026-08-17. The period between them is incomplete. An empty year is not evidence that no hazards occurred.
- Uscg remote communication facility guam 13-29.00N 144-50.00E weather message services interrupted2026-03-28
- Uscg remote communication facility guam 13-28.6N 144-50.1E weather message services unreliable2026-01-11
- Uscg remote communication facility guam 13-28.6N 144-50.1E weather message services unreliable2025-12-04
- Uscg communication facility guam (V) 13-28.60N 144-50.10E all services unreliable2024-04-23
- Uscg communication facility guam (V) 13-28.60N 144-50.10E sitor services inoprable2024-04-14
- Bombing exercises 2200Z to 1345Z daily 25 thru 27, 282200Z to 290200Z, 290430Z to 290700Z, 292300Z feb to…2024-02-22
Month of issue in the collected archive
All available years combined. Uneven collection and repeat bulletins affect these counts; this chart does not measure the seasonality or probability of incidents.
Nearby notices listed in force · within 120 nm
Worldwide in the collected sources
23 other warnings listed in force · see all
Record snapshot 2026-10-02 05:34Z; source collection times vary.
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.