Exercises
Hazardous operations 0900Z to 2000Z daily 25 thru 28 sep in area within 90 miles of 54-50.5N 024-02.4W
North Atlantic · HYDROLANT 3012/17
- issued
- 2017-09-24 17:34Z
- status
- cancelled 2017-09-25 18:37Z (archive)
- self-cancels
- 2017-09-28 21:00Z
- authority
- NAVAREA I 137/17 241531Z SEP 17.
- sea
- North Atlantic Ocean
- position
- 54.842, -24.040 · r 90.0 nm
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
NORTH ATLANTIC. DNC 19. 1. HAZARDOUS OPERATIONS 0900Z TO 2000Z DAILY 25 THRU 28 SEP IN AREA WITHIN 90 MILES OF 54-50.5N 024-02.4W. VESSELS INTENDING TO ENTER AREA SHOULD CONTACT HEBRIDES RANGE CONTROL ON VHF CH 16 OR PHONE: 187 060 4449 FOR ADVICE. 2. CANCEL THIS MSG 282100Z SEP 17.
Activity windows · 4 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2017-09-25 09:00Z | 2017-09-25 20:00Z | — | 11 h |
| 2017-09-26 09:00Z | 2017-09-26 20:00Z | — | 11 h |
| 2017-09-27 09:00Z | 2017-09-27 20:00Z | — | 11 h |
| 2017-09-28 09:00Z | 2017-09-28 20:00Z | — | 11 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 · military exercises
4 within 180 nm since 2017 · 0 in the last 12 months · 0 in force now
17
20
21
- Hazardous operations 300900Z to 302100Z may in areas: a. within 70 miles of 54-13.6N 017-02.7W2021-05-29
- Hazardous operations 280900Z to 282100Z may in areas within: a. 26 miles of 55-32.5N 013-12.1W2021-05-28
- Hazardous operations 260900Z to 262100Z may: a. in area within 42 miles of 54-11.6N 017-27.8W2021-05-26
Season · when military exercises happen here
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F
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A
M
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J
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month of issue, all years in the archive
Timeline
- Cancel HYDROLANT 3012/17 and this msg, operations completedcancelled by · 2017-09-25
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.