Exercises
Gunnery exercises 0400Z to 0900Z daily 10 and 11, 120100Z to 120900Z and 0001Z to 1400Z daily 13 thru 15 apr…
Yellow Sea · HYDROPAC 1319/18
- issued
- 2018-04-06 11:52Z
- status
- cancelled 2018-04-15 15:00Z (archive)
- self-cancels
- 2018-04-15 15:00Z
- authority
- NAVAREA XI 175/18 061144Z APR 18.
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
YELLOW SEA. DNC 23. 1. GUNNERY EXERCISES 0400Z TO 0900Z DAILY 10 AND 11, 120100Z TO 120900Z AND 0001Z TO 1400Z DAILY 13 THRU 15 APR IN AREA BETWEEN 37-25N 37-30N AND 124-43E 124-50E. 2. CANCEL THIS MSG 151500Z APR 18.
Activity windows · 7 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2018-04-12 01:00Z | 2018-04-12 09:00Z | — | 8 h |
| 2018-04-13 00:01Z | 2018-04-13 14:00Z | — | 13 h 59 |
| 2018-04-13 04:00Z | 2018-04-13 09:00Z | — | 5 h |
| 2018-04-14 00:01Z | 2018-04-14 14:00Z | — | 13 h 59 |
| 2018-04-14 04:00Z | 2018-04-14 09:00Z | — | 5 h |
| 2018-04-15 00:01Z | 2018-04-15 14:00Z | — | 13 h 59 |
| 2018-04-15 04:00Z | 2018-04-15 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.