Exercises
Western south atlantic DNC 01
HYDROLANT 2041/20
- issued
- 2020-06-25 01:21Z
- status
- cancelled 2020-06-27 05:17Z (archive)
- self-cancels
- 2020-07-04 01:00Z
- authority
- NAVAREA V 220/20 250018Z JUN 20.
- sea
- South Atlantic Ocean
- position
- -24.953, -40.950
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
WESTERN SOUTH ATLANTIC DNC 01. 1. HAZARDOUS OPERATIONS 0300Z TO 0001Z DAILY 30 JUN THRU 03 JUL IN AREA BOUND BY 24-33S 041-30W 24-18S 041-00W, 25-22S 040-24W 25-36S 040-54W. 2. CANCEL THIS MSG 040100Z JUL 20.
Activity windows · 4 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2020-06-30 03:00Z | 2020-07-01 00:01Z | — | 21 h 01 |
| 2020-07-01 03:00Z | 2020-07-02 00:01Z | — | 21 h 01 |
| 2020-07-02 03:00Z | 2020-07-03 00:01Z | — | 21 h 01 |
| 2020-07-03 03:00Z | 2020-07-04 00:01Z | — | 21 h 01 |
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
466 within 180 nm since 2005 · 2 in the last 12 months · 2 in force now
05
10
15
20
25
26
- Hazardous operations 0800Z to 2100Z daily 18 thru 20 aug in area within ten miles of 25-06.00S 041-13.00W2026-08-13
- Hazardous operations in progress until 060400Z jun 27 in area bound by 24-39.87S 042-29.30W, 24-39.78S…2026-07-29
- Hazardous operations 220000Z to 252359Z apr in area bound by 23-23.00S 042-15.00W, 23-23.00S 042-45.00W,…2024-04-19
- Hazardous operations 241400Z to 242100Z mar in area bound by 23-40.00S 041-50.00W, 23-40.00S 042-21.00W,…2024-03-19
- Hazardous operations 181300Z to 181900Z mar in area within three miles of 23-02.00S 043-03.00W2024-03-13
- Hazardous operations 132200Z to 140400Z mar in area bound by 23-40.00S 041-50.00W, 23-40.00S 042-21.00W,…2024-03-12
Season · when military exercises happen here
J
F
M
A
M
J
J
A
S
O
N
D
month of issue, all years in the archive
Timeline
- Western south atlantic DNC 01cancelled by · 2020-06-27
Nearby now · 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.