Exercises
Hazardous operations 1100Z to 2100Z daily 05 thru 10 nov in area bound by 02-18.93S 044-22.02W, 02-09.00S…
Western South Atlantic · Brazil-north Coast · HYDROLANT 3423/18
- issued
- 2018-11-03 17:28Z
- status
- cancelled 2018-11-10 22:00Z (archive)
- self-cancels
- 2018-11-10 22:00Z
- authority
- NAVAREA V COASTAL N 817/18 031652Z NOV 18.
- sea
- South Atlantic Ocean
- position
- -1.918, -44.167
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
WESTERN SOUTH ATLANTIC. BRAZIL-NORTH COAST. DNC 01. 1. HAZARDOUS OPERATIONS 1100Z TO 2100Z DAILY 05 THRU 10 NOV IN AREA BOUND BY 02-18.93S 044-22.02W, 02-09.00S 044-24.00W, 01-32.61S 044-06.92W, 01-39.36S 043-53.28W, 02-17.71S 044-15.60W. 2. CANCEL THIS MSG 102200Z NOV 18.
Activity windows · 6 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2018-11-05 11:00Z | 2018-11-05 21:00Z | — | 10 h |
| 2018-11-06 11:00Z | 2018-11-06 21:00Z | — | 10 h |
| 2018-11-07 11:00Z | 2018-11-07 21:00Z | — | 10 h |
| 2018-11-08 11:00Z | 2018-11-08 21:00Z | — | 10 h |
| 2018-11-09 11:00Z | 2018-11-09 21:00Z | — | 10 h |
| 2018-11-10 11:00Z | 2018-11-10 21:00Z | — | 10 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
85 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now
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05
10
15
20
22
- Hazardous operations 041500Z to 041800Z oct in area bound by 00-45.00S 045-18.50W, 00-43.40S 045-27.00W,…2022-09-30
- Hazardous operations in progress until 04 jun in area bound by 02-18.94S 044-22.02W, 02-13.80S 044-22.07W,…2022-05-25
- Hazardous operations in progress until 11 dec in area bound by 02-18.93S 044-22.02W, 02-13.79S 044-22.07W,…2021-12-06
- Hazardous operations 221100Z to 272100Z jun in area bound by 02-18.93S 044-22.02W, 02-13.79S 044-22.07W,…2020-06-17
- Hazardous operations 191400Z to 191700Z may in area within six miles of 00-54.3S 044-44.0W2020-05-15
- Hazardous operations 171400Z to 171700Z may in area within six miles of 00-54.3S 044-44.0W2020-05-14
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
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.