Exercises
Gunnery exercises 0001Z to 0900Z daily 17 thru 20 dec and 210400Z to 210900Z dec in area between 37-25N…
Yellow Sea · HYDROPAC 4456/18
- issued
- 2018-12-14 12:29Z
- status
- cancelled 2018-12-21 10:00Z (archive)
- self-cancels
- 2018-12-21 10:00Z
- authority
- NAVAREA XI 647/18 141135Z DEC 18.
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
YELLOW SEA. DNC 23. 1. GUNNERY EXERCISES 0001Z TO 0900Z DAILY 17 THRU 20 DEC AND 210400Z TO 210900Z DEC IN AREA BETWEEN 37-25N 37-30N AND 124-43E 124-50E. 2. CANCEL THIS MSG 211000Z DEC 18.
Activity windows · 5 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2018-12-17 00:01Z | 2018-12-17 09:00Z | — | 8 h 59 |
| 2018-12-18 00:01Z | 2018-12-18 09:00Z | — | 8 h 59 |
| 2018-12-19 00:01Z | 2018-12-19 09:00Z | — | 8 h 59 |
| 2018-12-20 00:01Z | 2018-12-20 09:00Z | — | 8 h 59 |
| 2018-12-21 04:00Z | 2018-12-21 09:00Z | — | 5 h |
Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.
Nearby now · within 120 nm
Nothing else in force within 120 nm.
Worldwide now
35 military exercises in force · see all
Exercises
Gunnery, firing and naval exercise areas. All current military exercises →
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.