Exercises
Hazardous operations 220900Z to 221700Z jan in area bound by 11-58.0S 036-36.5W, 12-05.0S 035-56.0W,…
Western South Atlantic · Brazil-east Coast · HYDROLANT 177/20
- issued
- 2020-01-17 21:33Z
- status
- cancelled 2020-01-22 18:00Z (archive)
- self-cancels
- 2020-01-22 18:00Z
- cancels
- HYDROLANT 161/20
- authority
- NAVAREA V 24/20 171923Z JAN 20.
- sea
- South Atlantic Ocean
- position
- -12.353, -36.383
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
WESTERN SOUTH ATLANTIC. BRAZIL-EAST COAST. DNC 01. 1. HAZARDOUS OPERATIONS 220900Z TO 221700Z JAN IN AREA BOUND BY 11-58.0S 036-36.5W, 12-05.0S 035-56.0W, 12-44.0S 036-08.0W, 12-37.0S 036-51.0W. 2. CANCEL HYDROLANT 161/20. 3. CANCEL THIS MSG 221800Z JAN 20.
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2020-01-22 09:00Z | 2020-01-22 17:00Z | — | 8 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
151 within 180 nm since 2004 · 0 in the last 12 months · 0 in force now
04
05
10
15
20
24
- Hazardous operations 250001Z to 260001Z jan in area bound by 11-48.00S 035-37.00W, 10-45.60S 035-25.90W,…2024-01-20
- Hazardous operations 240300Z to 270300Z jan in area bound by 10-14.33S 035-50.58W, 10-32.00S 035-25.50W,…2024-01-19
- Hazardous operations 140300Z to 170300Z jan in area bound by 09-59.12S 034-20.27W, 09-55.87S 035-12.35W,…2024-01-09
- Hazardous operations 181300Z to 191800Z dec in area bound by 13-20.58S 038-16.30W, 13-20.58S 038-26.33W,…2023-12-13
- Hazardous operations 1300Z to 1800Z daily 07 thru 08 dec in area bound by 13-20.53S 038-26.33W, 13-20.58S…2023-12-02
- Hazardous operations 061300Z to 061800Z dec in area within ten miles of 13-20.00S 038-15.00W2023-12-01
Season · when military exercises happen here
J
F
M
A
M
J
J
A
S
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N
D
month of issue, all years in the archive
Timeline
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.